syzkaller login: [ 521.128318][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 521.131802][ T31] audit: type=1400 audit(521.060:56): avc: denied { read write } for pid=3094 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 [ 521.132172][ T31] audit: type=1400 audit(521.060:57): avc: denied { open } for pid=3094 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]:58025' (ED25519) to the list of known hosts. [ 555.359283][ T31] audit: type=1400 audit(555.290:58): avc: denied { execute } for pid=3106 comm="sh" name="syz-executor1011458276" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 555.366138][ T31] audit: type=1400 audit(555.300:59): avc: denied { execute_no_trans } for pid=3106 comm="sh" path="/syz-executor1011458276" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 555.437672][ T31] audit: type=1400 audit(555.370:60): avc: denied { execmem } for pid=3106 comm="syz-executor101" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 555.461921][ T31] audit: type=1400 audit(555.400:61): avc: denied { prog_load } for pid=3107 comm="syz-executor101" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 555.462349][ T31] audit: type=1400 audit(555.400:62): avc: denied { bpf } for pid=3107 comm="syz-executor101" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 555.465844][ T31] audit: type=1400 audit(555.400:63): avc: denied { perfmon } for pid=3107 comm="syz-executor101" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 555.484527][ T31] audit: type=1400 audit(555.420:64): avc: denied { prog_run } for pid=3107 comm="syz-executor101" 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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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.050220][ T32] INFO: task kworker/0:1:10 blocked for more than 450 seconds. [ 1324.077580][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.079806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.092129][ T32] task:kworker/0:1 state:D stack:0 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.136672][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.140841][ T32] Call trace: [ 1324.149670][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.150237][ T32] r10:82918930 r9:df841d84 r8:00000002 r7:60000113 r6:df841d8c r5:83236c00 [ 1324.150414][ T32] r4:83236c00 [ 1324.150579][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.150695][ T32] r5:83236c00 r4:8291892c [ 1324.150776][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.150904][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.151047][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df841e08 [ 1324.151146][ T32] r4:00000000 [ 1324.151194][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.151277][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.151391][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.151532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b89700 [ 1324.151591][ T32] r4:00000000 [ 1324.151635][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.151734][ T32] r9:83018005 r8:83236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.151835][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.151935][ T32] r5:00001000 r4:df97f000 [ 1324.151981][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.152061][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.152157][ T32] r5:84b2178c r4:84b21400 [ 1324.152205][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.152301][ T32] r7:dddced80 r6:83018000 r5:84b2178c r4:830b8500 [ 1324.152346][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.152471][ T32] r10:61c88647 r9:83236c00 r8:830b852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.152526][ T32] r4:830b8500 [ 1324.152649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.152757][ T32] r10:00000000 r9:830b8500 r8:8027f5e8 r7:df83de60 r6:830b8600 r5:83236c00 [ 1324.152806][ T32] r4:00000001 [ 1324.152850][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.153021][ T32] Exception stack(0xdf841fb0 to 0xdf841ff8) [ 1324.153309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.153425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.153535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.153644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.153695][ T32] r4:830b7180 [ 1324.154687][ T32] INFO: task kworker/0:1:10 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.154838][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.155053][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.155164][ T32] Call trace: [ 1324.155232][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.155334][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.155384][ T32] r4:00000000 [ 1324.155427][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.155510][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.155571][ T32] 1d20: ccf1d000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.155785][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.155853][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.155904][ T32] r5:800f0013 r4:80239bb0 [ 1324.155969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.156063][ T32] r4:82ac11e4 [ 1324.156155][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.156257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.156309][ T32] r4:e0551dc0 [ 1324.156383][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.156516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.156572][ T32] r4:00000000 [ 1324.156614][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.156765][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.156821][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.156991][ T32] r5:00001000 r4:ec8e5000 [ 1324.157043][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.157132][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.157222][ T32] r5:858c5b8c r4:858c5800 [ 1324.157266][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.157378][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.157429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.157562][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.157617][ T32] r4:84b6b680 [ 1324.157675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.157782][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.157830][ T32] r4:00000001 [ 1324.157871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.157942][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.158064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.158134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.158193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.158255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.158314][ T32] r4:84b66900 [ 1324.158490][ T32] INFO: task kworker/0:2:44 blocked for more than 450 seconds. [ 1324.158676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.169279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.169374][ T32] task:kworker/0:2 state:D stack:0 pid:44 tgid:44 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.169479][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.169584][ T32] Call trace: [ 1324.169646][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.169752][ T32] r10:82918930 r9:df915d84 r8:00000002 r7:60000113 r6:df915d8c r5:833a3000 [ 1324.169821][ T32] r4:833a3000 [ 1324.169872][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.169958][ T32] r5:833a3000 r4:8291892c [ 1324.170001][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.170082][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.170174][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df915e08 [ 1324.170223][ T32] r4:00000000 [ 1324.170264][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.170343][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.170423][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.170527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b3c0 [ 1324.170579][ T32] r4:00000000 [ 1324.170621][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.170717][ T32] r9:83018005 r8:833a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1324.170771][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.170856][ T32] r5:00001000 r4:ec3dd000 [ 1324.170899][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.170978][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.171063][ T32] r5:857e878c r4:857e8400 [ 1324.171105][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.171199][ T32] r7:dddced80 r6:83018000 r5:857e878c r4:83363900 [ 1324.171242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.171334][ T32] r10:61c88647 r9:833a3000 r8:8336392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.171381][ T32] r4:83363900 [ 1324.171423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.171513][ T32] r10:00000000 r9:83363900 r8:8027f5e8 r7:df841e60 r6:83363a00 r5:833a3000 [ 1324.171559][ T32] r4:00000001 [ 1324.171599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.171675][ T32] Exception stack(0xdf915fb0 to 0xdf915ff8) [ 1324.171778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.171860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.171918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.171980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.172041][ T32] r4:83367000 [ 1324.172733][ T32] INFO: task kworker/0:2:44 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.172853][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.172980][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.173200][ T32] Call trace: [ 1324.173271][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.173374][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.173422][ T32] r4:00000000 [ 1324.173513][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.173600][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.173659][ T32] 1d20: cd0fd000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.173718][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.173778][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.173829][ T32] r5:800f0013 r4:80239bb0 [ 1324.173872][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.173973][ T32] r4:82ac11e4 [ 1324.174024][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.174113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.174160][ T32] r4:e0551dc0 [ 1324.174199][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.174284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.174342][ T32] r4:00000000 [ 1324.174388][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.174484][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.174548][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.174657][ T32] r5:00001000 r4:ec8e5000 [ 1324.174763][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.174878][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.174968][ T32] r5:858c5b8c r4:858c5800 [ 1324.175028][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.175319][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.175371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.175463][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.175510][ T32] r4:84b6b680 [ 1324.175552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.175641][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.175724][ T32] r4:00000001 [ 1324.175793][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.175869][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.175924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.176043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.176156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.176223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.176269][ T32] r4:84b66900 [ 1324.176815][ T32] INFO: task kworker/1:5:3117 blocked for more than 450 seconds. [ 1324.176901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.176957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.176999][ T32] task:kworker/1:5 state:D stack:0 pid:3117 tgid:3117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.177151][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.177299][ T32] Call trace: [ 1324.177385][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.177487][ T32] r10:82918930 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:84115400 [ 1324.177536][ T32] r4:84115400 [ 1324.177636][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.177800][ T32] r5:84115400 r4:8291892c [ 1324.177850][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.177967][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.178067][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.178114][ T32] r4:00000000 [ 1324.178156][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.178265][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.178370][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.178460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240040 [ 1324.178548][ T32] r4:00000000 [ 1324.178671][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.189109][ T32] r9:83018205 r8:84115400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.189183][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.189303][ T32] r5:00001000 r4:dfa15000 [ 1324.189346][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.189424][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.189508][ T32] r5:8502738c r4:85027000 [ 1324.189576][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.189686][ T32] r7:ddde2d80 r6:83018200 r5:8502738c r4:849e6f80 [ 1324.189730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.189863][ T32] r10:61c88647 r9:84115400 r8:849e6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.189966][ T32] r4:849e6f80 [ 1324.190059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.190157][ T32] r10:00000000 r9:849e6f80 r8:8027f5e8 r7:df9d5e60 r6:849d8d00 r5:84115400 [ 1324.190216][ T32] r4:00000001 [ 1324.190263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.190342][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.190430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.190530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.190603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.190664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.190711][ T32] r4:849f9b40 [ 1324.191432][ T32] INFO: task kworker/1:5:3117 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.191500][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.191630][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.191748][ T32] Call trace: [ 1324.191903][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.192012][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.192063][ T32] r4:00000000 [ 1324.192125][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.192207][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.192266][ T32] 1d20: cd581000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.192343][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.192447][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.192504][ T32] r5:800f0013 r4:80239bb0 [ 1324.192549][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.192678][ T32] r4:82ac11e4 [ 1324.192733][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.192829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.192875][ T32] r4:e0551dc0 [ 1324.192918][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.193002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.193052][ T32] r4:00000000 [ 1324.193093][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.193183][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.193227][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.193411][ T32] r5:00001000 r4:ec8e5000 [ 1324.193491][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.193576][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.193691][ T32] r5:858c5b8c r4:858c5800 [ 1324.193834][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.193931][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.193975][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.194103][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.194156][ T32] r4:84b6b680 [ 1324.194231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.194326][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.194430][ T32] r4:00000001 [ 1324.194481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.194571][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.194658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.194722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.194881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.194948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.195006][ T32] r4:84b66900 [ 1324.195067][ T32] INFO: task kworker/1:6:3118 blocked for more than 450 seconds. [ 1324.195131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.195183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.195241][ T32] task:kworker/1:6 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.195333][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.195495][ T32] Call trace: [ 1324.195608][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.195708][ T32] r10:82918930 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:83238c00 [ 1324.195794][ T32] r4:83238c00 [ 1324.195844][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.195925][ T32] r5:83238c00 r4:8291892c [ 1324.196022][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.196110][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.196204][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.196251][ T32] r4:00000000 [ 1324.196350][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.196433][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.196513][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.196598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7de00 [ 1324.196644][ T32] r4:00000000 [ 1324.196684][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.196779][ T32] r9:83018205 r8:83238c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.196823][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.196909][ T32] r5:00001000 r4:dfa91000 [ 1324.196972][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.197059][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.197142][ T32] r5:84ab1f8c r4:84ab1c00 [ 1324.197183][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.197269][ T32] r7:ddde2d80 r6:83018200 r5:84ab1f8c r4:849e6d80 [ 1324.197311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.197400][ T32] r10:61c88647 r9:83238c00 r8:849e6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.197445][ T32] r4:849e6d80 [ 1324.197516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.197611][ T32] r10:00000000 r9:849e6d80 r8:8027f5e8 r7:df9e5e60 r6:849d8e80 r5:83238c00 [ 1324.197732][ T32] r4:00000001 [ 1324.197784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.197942][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.198004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.198064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.198119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.198178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.198340][ T32] r4:849f9ac0 [ 1324.209427][ T32] INFO: task kworker/1:6:3118 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.209594][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.209754][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.209879][ T32] Call trace: [ 1324.210075][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.210191][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.210240][ T32] r4:00000000 [ 1324.210284][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.210366][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.210426][ T32] 1d20: cd94c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.210488][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.210583][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.210658][ T32] r5:800f0013 r4:80239bb0 [ 1324.210710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.210812][ T32] r4:82ac11e4 [ 1324.210856][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.210972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.211025][ T32] r4:e0551dc0 [ 1324.211070][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.211155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.211201][ T32] r4:00000000 [ 1324.211255][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.211354][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.211397][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.211484][ T32] r5:00001000 r4:ec8e5000 [ 1324.211532][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.211610][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.211696][ T32] r5:858c5b8c r4:858c5800 [ 1324.211747][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.211842][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.211885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.211978][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.212025][ T32] r4:84b6b680 [ 1324.212097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.212196][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.212243][ T32] r4:00000001 [ 1324.212284][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.212356][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.212423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.212487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.212545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.212622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.212705][ T32] r4:84b66900 [ 1324.212780][ T32] INFO: task kworker/1:7:3120 blocked for more than 450 seconds. [ 1324.212848][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.212898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.212939][ T32] task:kworker/1:7 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.213095][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.213181][ T32] Call trace: [ 1324.213346][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.213485][ T32] r10:82918930 r9:df9f9d84 r8:00000002 r7:60000013 r6:df9f9d8c r5:838d6c00 [ 1324.213596][ T32] r4:838d6c00 [ 1324.213661][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.213763][ T32] r5:838d6c00 r4:8291892c [ 1324.213807][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.213889][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.213978][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.214111][ T32] r4:00000000 [ 1324.214159][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.214238][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.214317][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.214401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91340 [ 1324.214464][ T32] r4:00000000 [ 1324.214544][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.214644][ T32] r9:83018205 r8:838d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1324.214710][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.214809][ T32] r5:00001000 r4:df883000 [ 1324.214849][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.214924][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.215009][ T32] r5:84ab2b8c r4:84ab2800 [ 1324.215080][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.215175][ T32] r7:ddde2d80 r6:83018200 r5:84ab2b8c r4:849e6e00 [ 1324.215234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.215336][ T32] r10:61c88647 r9:838d6c00 r8:849e6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.215415][ T32] r4:849e6e00 [ 1324.215464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.215565][ T32] r10:00000000 r9:849e6e00 r8:8027f5e8 r7:df9e5e60 r6:849d8800 r5:838d6c00 [ 1324.215643][ T32] r4:00000001 [ 1324.215776][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.215854][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.215944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.216009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.216065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.216122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.216167][ T32] r4:849f9e80 [ 1324.216861][ T32] INFO: task kworker/1:7:3120 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.216932][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.217051][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.217144][ T32] Call trace: [ 1324.217204][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.217344][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.217398][ T32] r4:00000000 [ 1324.217441][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.217526][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.217589][ T32] 1d20: cd94c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.217714][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.217826][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.217883][ T32] r5:800f0013 r4:80239bb0 [ 1324.217927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.218011][ T32] r4:82ac11e4 [ 1324.218053][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.218139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.218208][ T32] r4:e0551dc0 [ 1324.218257][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.218347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.218413][ T32] r4:00000000 [ 1324.218489][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.229274][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.229409][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.229646][ T32] r5:00001000 r4:ec8e5000 [ 1324.229700][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.229803][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.229892][ T32] r5:858c5b8c r4:858c5800 [ 1324.229934][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.230031][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.230074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.230168][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.230245][ T32] r4:84b6b680 [ 1324.230296][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.230393][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.230441][ T32] r4:00000001 [ 1324.230483][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.230591][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.230654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.230715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.230779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.230845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.230893][ T32] r4:84b66900 [ 1324.230959][ T32] INFO: task kworker/1:8:3122 blocked for more than 450 seconds. [ 1324.231027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.231082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.231127][ T32] task:kworker/1:8 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.231236][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.231322][ T32] Call trace: [ 1324.231388][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.231491][ T32] r10:82918930 r9:df979d84 r8:00000002 r7:60000113 r6:df979d8c r5:84533000 [ 1324.231540][ T32] r4:84533000 [ 1324.231584][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.231699][ T32] r5:84533000 r4:8291892c [ 1324.231756][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.231841][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.231953][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df979e08 [ 1324.232032][ T32] r4:00000000 [ 1324.232079][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.232159][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.232239][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.232446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0d80 [ 1324.232503][ T32] r4:00000000 [ 1324.232545][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.232635][ T32] r9:83018205 r8:84533000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1324.232681][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.232773][ T32] r5:00001000 r4:e026f000 [ 1324.232815][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.232894][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.232977][ T32] r5:84ae3b8c r4:84ae3800 [ 1324.233017][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.233104][ T32] r7:ddde2d80 r6:83018200 r5:84ae3b8c r4:849e6d00 [ 1324.233148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.233240][ T32] r10:61c88647 r9:84533000 r8:849e6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.233283][ T32] r4:849e6d00 [ 1324.233329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.233420][ T32] r10:00000000 r9:849e6d00 r8:8027f5e8 r7:df9e5e60 r6:849e6c80 r5:84533000 [ 1324.233466][ T32] r4:00000001 [ 1324.233508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.233580][ T32] Exception stack(0xdf979fb0 to 0xdf979ff8) [ 1324.233636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.233698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.233765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.233827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.233929][ T32] r4:848fb000 [ 1324.234720][ T32] INFO: task kworker/1:8:3122 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.234796][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.234912][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.235045][ T32] Call trace: [ 1324.235177][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.235282][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.235331][ T32] r4:00000000 [ 1324.235401][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.235488][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.235553][ T32] 1d20: cdcef000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.235645][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.235707][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.235765][ T32] r5:800f0013 r4:80239bb0 [ 1324.235862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.235969][ T32] r4:82ac11e4 [ 1324.236027][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.236115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.236160][ T32] r4:e0551dc0 [ 1324.236203][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.236289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.236369][ T32] r4:00000000 [ 1324.236417][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.236540][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.236585][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.236696][ T32] r5:00001000 r4:ec8e5000 [ 1324.236766][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.236864][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.236959][ T32] r5:858c5b8c r4:858c5800 [ 1324.237000][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.237093][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.237137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.237235][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.237282][ T32] r4:84b6b680 [ 1324.237325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.237448][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.237512][ T32] r4:00000001 [ 1324.237556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.237639][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.237743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.237861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.237940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.238043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.238098][ T32] r4:84b66900 [ 1324.238148][ T32] INFO: task kworker/0:0:3123 blocked for more than 450 seconds. [ 1324.238208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.238350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.238408][ T32] task:kworker/0:0 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.238624][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.260085][ T32] Call trace: [ 1324.260466][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.260609][ T32] r10:82918930 r9:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:84530c00 [ 1324.260661][ T32] r4:84530c00 [ 1324.260711][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.261009][ T32] r5:84530c00 r4:8291892c [ 1324.261060][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.261144][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.261243][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 [ 1324.261292][ T32] r4:00000000 [ 1324.261445][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.261743][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.261836][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.261927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bdc0 [ 1324.262246][ T32] r4:00000000 [ 1324.262512][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.262653][ T32] r9:83018005 r8:84530c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1324.262706][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.262976][ T32] r5:00001000 r4:ec383000 [ 1324.263209][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.263298][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.263387][ T32] r5:857e7b8c r4:857e7800 [ 1324.263432][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.263533][ T32] r7:dddced80 r6:83018000 r5:857e7b8c r4:849d8e00 [ 1324.263578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.263673][ T32] r10:61c88647 r9:84530c00 r8:849d8e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.263720][ T32] r4:849d8e00 [ 1324.263774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.263867][ T32] r10:00000000 r9:849d8e00 r8:8027f5e8 r7:df841e60 r6:849e6c00 r5:84530c00 [ 1324.264032][ T32] r4:00000001 [ 1324.264334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.264448][ T32] Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) [ 1324.264521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.264933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.265041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.265111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.265158][ T32] r4:83fb4800 [ 1324.265923][ T32] INFO: task kworker/0:0:3123 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.265997][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.266132][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.266226][ T32] Call trace: [ 1324.266390][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.266493][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.266879][ T32] r4:00000000 [ 1324.267209][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.267297][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.267358][ T32] 1d20: ce45e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.267503][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.267567][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.267622][ T32] r5:800f0013 r4:80239bb0 [ 1324.267666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.267760][ T32] r4:82ac11e4 [ 1324.267807][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.267905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.268286][ T32] r4:e0551dc0 [ 1324.268454][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.268624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.270521][ T32] r4:00000000 [ 1324.270608][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.270746][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.270831][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.271105][ T32] r5:00001000 r4:ec8e5000 [ 1324.271551][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.271641][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.271730][ T32] r5:858c5b8c r4:858c5800 [ 1324.271782][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.271875][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.271924][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.272319][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.272393][ T32] r4:84b6b680 [ 1324.272439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.272533][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.272581][ T32] r4:00000001 [ 1324.272623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.272696][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.272790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.272858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.272916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.273028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.273083][ T32] r4:84b66900 [ 1324.273148][ T32] INFO: task kworker/1:9:3126 blocked for more than 450 seconds. [ 1324.273214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.273265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.273308][ T32] task:kworker/1:9 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.273411][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.273497][ T32] Call trace: [ 1324.273694][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.273808][ T32] r10:82918930 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:84532400 [ 1324.273855][ T32] r4:84532400 [ 1324.273898][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.273980][ T32] r5:84532400 r4:8291892c [ 1324.274025][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.274106][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.274199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.274518][ T32] r4:00000000 [ 1324.274577][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.274655][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.274731][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.274829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4500 [ 1324.274874][ T32] r4:00000000 [ 1324.274915][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.275005][ T32] r9:83018205 r8:84532400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.275051][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.275136][ T32] r5:00001000 r4:dfa95000 [ 1324.275177][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.275253][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.275336][ T32] r5:8508c78c r4:8508c400 [ 1324.275411][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.275550][ T32] r7:ddde2d80 r6:83018200 r5:8508c78c r4:849e6b00 [ 1324.275601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.275695][ T32] r10:61c88647 r9:84532400 r8:849e6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.275748][ T32] r4:849e6b00 [ 1324.275790][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.275881][ T32] r10:00000000 r9:849e6b00 r8:8027f5e8 r7:df9e5e60 r6:849e6b80 r5:84532400 [ 1324.275933][ T32] r4:00000001 [ 1324.275973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.276044][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.276099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.276157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.276213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.276272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.276317][ T32] r4:848fb1c0 [ 1324.277049][ T32] INFO: task kworker/1:9:3126 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.277124][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.277244][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.277336][ T32] Call trace: [ 1324.277409][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.277550][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.277608][ T32] r4:00000000 [ 1324.277743][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.277855][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.278109][ T32] 1d20: ce45e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.278206][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.278266][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.278318][ T32] r5:800f0013 r4:80239bb0 [ 1324.278362][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.278445][ T32] r4:82ac11e4 [ 1324.278521][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.279133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.299332][ T32] r4:e0551dc0 [ 1324.299411][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.299545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.299595][ T32] r4:00000000 [ 1324.299647][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.299788][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.299846][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.299940][ T32] r5:00001000 r4:ec8e5000 [ 1324.300021][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.300110][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.300199][ T32] r5:858c5b8c r4:858c5800 [ 1324.300259][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.300463][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.300518][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.300618][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.300681][ T32] r4:84b6b680 [ 1324.300731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.300838][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.300884][ T32] r4:00000001 [ 1324.300926][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.301003][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.301085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.301156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.301299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.301397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.301451][ T32] r4:84b66900 [ 1324.301595][ T32] INFO: task kworker/1:10:3127 blocked for more than 450 seconds. [ 1324.301686][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.301753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.301800][ T32] task:kworker/1:10 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.301954][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.302043][ T32] Call trace: [ 1324.302109][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.302211][ T32] r10:82918930 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:84164800 [ 1324.302258][ T32] r4:84164800 [ 1324.302300][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.302385][ T32] r5:84164800 r4:8291892c [ 1324.302431][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.302537][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.302635][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.302711][ T32] r4:00000000 [ 1324.302772][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.302858][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.302931][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.303016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129340 [ 1324.303064][ T32] r4:00000000 [ 1324.303105][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.303192][ T32] r9:83018205 r8:84164800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1324.303240][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.303324][ T32] r5:00001000 r4:e03d5000 [ 1324.303366][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.303447][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.303534][ T32] r5:85024f8c r4:85024c00 [ 1324.303575][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.303670][ T32] r7:ddde2d80 r6:83018200 r5:85024f8c r4:849e6980 [ 1324.303712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.303815][ T32] r10:61c88647 r9:84164800 r8:849e69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.303895][ T32] r4:849e6980 [ 1324.303944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.304036][ T32] r10:00000000 r9:849e6980 r8:8027f5e8 r7:df9e5e60 r6:849e6a00 r5:84164800 [ 1324.304090][ T32] r4:00000001 [ 1324.304135][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.304249][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.304314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.304376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.304438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.304499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.304547][ T32] r4:848fb1c0 [ 1324.305318][ T32] INFO: task kworker/1:10:3127 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.305386][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.305507][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.305602][ T32] Call trace: [ 1324.305663][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.305801][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.305856][ T32] r4:00000000 [ 1324.305899][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.305977][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.306038][ T32] 1d20: ce80f000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.306099][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.306152][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.306205][ T32] r5:800f0013 r4:80239bb0 [ 1324.306247][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.306330][ T32] r4:82ac11e4 [ 1324.306373][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.306648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.306707][ T32] r4:e0551dc0 [ 1324.306761][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.306853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.306899][ T32] r4:00000000 [ 1324.306941][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.307040][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.307089][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.307174][ T32] r5:00001000 r4:ec8e5000 [ 1324.307214][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.307296][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.307379][ T32] r5:858c5b8c r4:858c5800 [ 1324.307503][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.307604][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.307650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.307828][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.307883][ T32] r4:84b6b680 [ 1324.307926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.308020][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.308069][ T32] r4:00000001 [ 1324.308111][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.308185][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.308241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.308300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.308356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.308417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.308463][ T32] r4:84b66900 [ 1324.308513][ T32] INFO: task kworker/0:3:3130 blocked for more than 450 seconds. [ 1324.308619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.339579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.339662][ T32] task:kworker/0:3 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.339798][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.339925][ T32] Call trace: [ 1324.340068][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.340186][ T32] r10:82918930 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:84162400 [ 1324.340237][ T32] r4:84162400 [ 1324.340318][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.340411][ T32] r5:84162400 r4:8291892c [ 1324.340454][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.340567][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.340667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.340716][ T32] r4:00000000 [ 1324.340768][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.340887][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.340979][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.341069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818c00 [ 1324.341118][ T32] r4:00000000 [ 1324.341160][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.341260][ T32] r9:83018005 r8:84162400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1324.341306][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.341392][ T32] r5:00001000 r4:eb859000 [ 1324.341488][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.341580][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.341706][ T32] r5:857e638c r4:857e6000 [ 1324.341766][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.341865][ T32] r7:dddced80 r6:83018000 r5:857e638c r4:849d8700 [ 1324.341913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.342014][ T32] r10:61c88647 r9:84162400 r8:849d872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.342062][ T32] r4:849d8700 [ 1324.342142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.342245][ T32] r10:00000000 r9:849d8700 r8:8027f5e8 r7:df9c9e60 r6:849e6a80 r5:84162400 [ 1324.342292][ T32] r4:00000001 [ 1324.342364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.342449][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.342525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.342596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.342654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.342714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.342769][ T32] r4:83fb4b80 [ 1324.343542][ T32] INFO: task kworker/0:3:3130 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.343635][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.343774][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.343866][ T32] Call trace: [ 1324.343931][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.344033][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.344079][ T32] r4:00000000 [ 1324.344121][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.344200][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.344260][ T32] 1d20: ced77000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.344321][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.344375][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.344459][ T32] r5:800f0013 r4:80239bb0 [ 1324.344510][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.344597][ T32] r4:82ac11e4 [ 1324.344645][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.344806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.344890][ T32] r4:e0551dc0 [ 1324.344967][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.345061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.345113][ T32] r4:00000000 [ 1324.345156][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.345268][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.345318][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.345402][ T32] r5:00001000 r4:ec8e5000 [ 1324.345516][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.345747][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.345862][ T32] r5:858c5b8c r4:858c5800 [ 1324.345910][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.346522][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.346578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.346751][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.346806][ T32] r4:84b6b680 [ 1324.346850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.347098][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.347155][ T32] r4:00000001 [ 1324.347214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.347293][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.347347][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.347409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.347468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.347531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.347579][ T32] r4:84b66900 [ 1324.347697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.347823][ T32] INFO: task kworker/1:11:3132 blocked for more than 450 seconds. [ 1324.347907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.347981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.348582][ T32] task:kworker/1:11 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.384794][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.384988][ T32] Call trace: [ 1324.385082][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.385488][ T32] r10:82918930 r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:83244800 [ 1324.385548][ T32] r4:83244800 [ 1324.386157][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.386249][ T32] r5:83244800 r4:8291892c [ 1324.386297][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.386380][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.386473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 [ 1324.387048][ T32] r4:00000000 [ 1324.387100][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.387180][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.387261][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.387382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521ab40 [ 1324.387436][ T32] r4:00000000 [ 1324.387479][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.387596][ T32] r9:83018205 r8:83244800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.387655][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.388258][ T32] r5:00001000 r4:e46c1000 [ 1324.388358][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.388462][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.388555][ T32] r5:8517238c r4:85172000 [ 1324.388599][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.402424][ T32] r7:ddde2d80 r6:83018200 r5:8517238c r4:849e6680 [ 1324.402620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.402766][ T32] r10:61c88647 r9:83244800 r8:849e66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.402815][ T32] r4:849e6680 [ 1324.402861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.402957][ T32] r10:00000000 r9:849e6680 r8:8027f5e8 r7:df9e5e60 r6:849e6900 r5:83244800 [ 1324.403041][ T32] r4:00000001 [ 1324.403189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.403271][ T32] Exception stack(0xdfa21fb0 to 0xdfa21ff8) [ 1324.403336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.403398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.403491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.403637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.403836][ T32] r4:848fb500 [ 1324.404589][ T32] INFO: task kworker/1:11:3132 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.404660][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.405129][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.405236][ T32] Call trace: [ 1324.405386][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.405504][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.405588][ T32] r4:00000000 [ 1324.405715][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.405800][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.405861][ T32] 1d20: cf2b0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.405926][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.405978][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.406096][ T32] r5:800f0013 r4:80239bb0 [ 1324.406190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.406379][ T32] r4:82ac11e4 [ 1324.406525][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.406625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.406676][ T32] r4:e0551dc0 [ 1324.406721][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.406810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.407270][ T32] r4:00000000 [ 1324.407537][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.407642][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.407689][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.407780][ T32] r5:00001000 r4:ec8e5000 [ 1324.408151][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.408405][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.408589][ T32] r5:858c5b8c r4:858c5800 [ 1324.408691][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.424698][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.424814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.424952][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.425001][ T32] r4:84b6b680 [ 1324.425090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.425195][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.425387][ T32] r4:00000001 [ 1324.425440][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.425526][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.425669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.425738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.425799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.425863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.425909][ T32] r4:84b66900 [ 1324.425960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.426108][ T32] INFO: task kworker/1:12:3133 blocked for more than 450 seconds. [ 1324.426184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.426239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.426287][ T32] task:kworker/1:12 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.426401][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.426525][ T32] Call trace: [ 1324.426772][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.426937][ T32] r10:82918930 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:83242400 [ 1324.426991][ T32] r4:83242400 [ 1324.427128][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.427219][ T32] r5:83242400 r4:8291892c [ 1324.427264][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.427350][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.427446][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.427505][ T32] r4:00000000 [ 1324.427549][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.427629][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.427715][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.427808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251f40 [ 1324.427898][ T32] r4:00000000 [ 1324.428300][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.428409][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.428477][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.428638][ T32] r5:00001000 r4:e46bf000 [ 1324.443075][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.443234][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.443331][ T32] r5:85027f8c r4:85027c00 [ 1324.443476][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.443585][ T32] r7:ddde2d80 r6:83018200 r5:85027f8c r4:849e6880 [ 1324.443721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.444180][ T32] r10:61c88647 r9:83242400 r8:849e68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.444284][ T32] r4:849e6880 [ 1324.444335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.444683][ T32] r10:00000000 r9:849e6880 r8:8027f5e8 r7:dfa21e60 r6:849e6800 r5:83242400 [ 1324.444740][ T32] r4:00000001 [ 1324.444785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.444867][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.444981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.445089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.445153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.445216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.445268][ T32] r4:848fb580 [ 1324.446090][ T32] INFO: task kworker/1:12:3133 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.446301][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.446452][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.446583][ T32] Call trace: [ 1324.446653][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.446848][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.447246][ T32] r4:00000000 [ 1324.447347][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.447437][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.447529][ T32] 1d20: cf67e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.447601][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.447719][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.447777][ T32] r5:800f0013 r4:80239bb0 [ 1324.447913][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.448288][ T32] r4:82ac11e4 [ 1324.448342][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.448437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.448557][ T32] r4:e0551dc0 [ 1324.448869][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.467961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.468050][ T32] r4:00000000 [ 1324.468098][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.468233][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.468347][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.468449][ T32] r5:00001000 r4:ec8e5000 [ 1324.468661][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.474237][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.474369][ T32] r5:858c5b8c r4:858c5800 [ 1324.474415][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.474542][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.474593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.474688][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.474742][ T32] r4:84b6b680 [ 1324.474812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.475441][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.475547][ T32] r4:00000001 [ 1324.475643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.475913][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.476011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.476149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.476306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.476401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.477128][ T32] r4:84b66900 [ 1324.477189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.477267][ T32] INFO: task kworker/1:13:3135 blocked for more than 450 seconds. [ 1324.477402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.477572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.477947][ T32] task:kworker/1:13 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.478304][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.478402][ T32] Call trace: [ 1324.478584][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.499682][ T32] r10:82918930 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:83a4bc00 [ 1324.500311][ T32] r4:83a4bc00 [ 1324.500368][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.500717][ T32] r5:83a4bc00 r4:8291892c [ 1324.500773][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.500942][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.501048][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.501094][ T32] r4:00000000 [ 1324.501137][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.501216][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.501301][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.501855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fe40 [ 1324.501910][ T32] r4:00000000 [ 1324.501955][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.502055][ T32] r9:83018205 r8:83a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1324.502133][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.502400][ T32] r5:00001000 r4:eaa1f000 [ 1324.502522][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.502621][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.502708][ T32] r5:8517478c r4:85174400 [ 1324.502760][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.502855][ T32] r7:ddde2d80 r6:83018200 r5:8517478c r4:849e6780 [ 1324.502930][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.503196][ T32] r10:61c88647 r9:83a4bc00 r8:849e67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.503251][ T32] r4:849e6780 [ 1324.503295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.503388][ T32] r10:00000000 r9:849e6780 r8:8027f5e8 r7:dfa3de60 r6:849e6580 r5:83a4bc00 [ 1324.503479][ T32] r4:00000001 [ 1324.503531][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.503617][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.503778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.503874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.503936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.503998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.504045][ T32] r4:848fb9c0 [ 1324.504780][ T32] INFO: task kworker/1:13:3135 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.504851][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.505131][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.505693][ T32] Call trace: [ 1324.505790][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.505897][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.505945][ T32] r4:00000000 [ 1324.505987][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.506083][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.506150][ T32] 1d20: cfd29000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.506211][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.506264][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.506332][ T32] r5:800f0013 r4:80239bb0 [ 1324.506378][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.506463][ T32] r4:82ac11e4 [ 1324.506536][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.506627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.506831][ T32] r4:e0551dc0 [ 1324.506928][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.507021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.507195][ T32] r4:00000000 [ 1324.507498][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.507604][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.508258][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.508357][ T32] r5:00001000 r4:ec8e5000 [ 1324.508404][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.508667][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.534677][ T32] r5:858c5b8c r4:858c5800 [ 1324.534850][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.534994][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.535042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.535137][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.535324][ T32] r4:84b6b680 [ 1324.535381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.535502][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.535556][ T32] r4:00000001 [ 1324.535602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.535826][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.535939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.536005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.536063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.536183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.536235][ T32] r4:84b66900 [ 1324.536499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.536590][ T32] INFO: task kworker/1:14:3137 blocked for more than 451 seconds. [ 1324.536705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.537076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.537200][ T32] task:kworker/1:14 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.537460][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.537608][ T32] Call trace: [ 1324.537697][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.537949][ T32] r10:82918930 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:83a48000 [ 1324.538003][ T32] r4:83a48000 [ 1324.538050][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.538135][ T32] r5:83a48000 r4:8291892c [ 1324.538231][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.538319][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.538414][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.538462][ T32] r4:00000000 [ 1324.538531][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.553171][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.553546][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.553653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361740 [ 1324.553705][ T32] r4:00000000 [ 1324.553757][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.553855][ T32] r9:83018205 r8:83a48000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1324.553903][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.553997][ T32] r5:00001000 r4:df9a0000 [ 1324.554167][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.554268][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.554362][ T32] r5:844e438c r4:844e4000 [ 1324.554533][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.554804][ T32] r7:ddde2d80 r6:83018200 r5:844e438c r4:849e6600 [ 1324.554858][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.554954][ T32] r10:61c88647 r9:83a48000 r8:849e662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.555002][ T32] r4:849e6600 [ 1324.555047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.555140][ T32] r10:00000000 r9:849e6600 r8:8027f5e8 r7:dfa3de60 r6:849e6500 r5:83a48000 [ 1324.555186][ T32] r4:00000001 [ 1324.555229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.555326][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.555393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.555460][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.555516][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.555696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.555755][ T32] r4:848fb900 [ 1324.556555][ T32] INFO: task kworker/1:14:3137 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.556657][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.556809][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.556992][ T32] Call trace: [ 1324.557080][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.557232][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.557285][ T32] r4:00000000 [ 1324.557328][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.557420][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.557483][ T32] 1d20: d0343000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.557548][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.557603][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.557671][ T32] r5:800f0013 r4:80239bb0 [ 1324.557771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.557875][ T32] r4:82ac11e4 [ 1324.557933][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.558022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.558088][ T32] r4:e0551dc0 [ 1324.558181][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.558371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.558426][ T32] r4:00000000 [ 1324.558467][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.558659][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.589664][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.589958][ T32] r5:00001000 r4:ec8e5000 [ 1324.590052][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.590145][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.590234][ T32] r5:858c5b8c r4:858c5800 [ 1324.590517][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.590671][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.590724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.590827][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.590891][ T32] r4:84b6b680 [ 1324.590939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.591119][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.591172][ T32] r4:00000001 [ 1324.591215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.591500][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.591573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.591634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.591691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.591760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.591808][ T32] r4:84b66900 [ 1324.591859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.592001][ T32] INFO: task kworker/1:15:3139 blocked for more than 451 seconds. [ 1324.592073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.592461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.592785][ T32] task:kworker/1:15 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.593239][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.593573][ T32] Call trace: [ 1324.593670][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.593774][ T32] r10:82918930 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83a4a400 [ 1324.593824][ T32] r4:83a4a400 [ 1324.593867][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.594140][ T32] r5:83a4a400 r4:8291892c [ 1324.594300][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.594388][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.594684][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.594741][ T32] r4:00000000 [ 1324.594948][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.595052][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.595140][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.595227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848fbcc0 [ 1324.595289][ T32] r4:00000000 [ 1324.595416][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.595520][ T32] r9:83018205 r8:83a4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.595599][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.595707][ T32] r5:00001000 r4:eaad9000 [ 1324.596019][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.596107][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.596250][ T32] r5:8533a78c r4:8533a400 [ 1324.596393][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.596490][ T32] r7:ddde2d80 r6:83018200 r5:8533a78c r4:849e6480 [ 1324.596660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.596764][ T32] r10:61c88647 r9:83a4a400 r8:849e64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.596825][ T32] r4:849e6480 [ 1324.596940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.597034][ T32] r10:00000000 r9:849e6480 r8:8027f5e8 r7:dfa55e60 r6:849e6400 r5:83a4a400 [ 1324.597262][ T32] r4:00000001 [ 1324.597309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.597381][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.597498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.597667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.597732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.597798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.598068][ T32] r4:848fb900 [ 1324.620137][ T32] INFO: task kworker/1:15:3139 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.620382][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.620755][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.621153][ T32] Call trace: [ 1324.621229][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.621587][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.621642][ T32] r4:00000000 [ 1324.621755][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.621859][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.621957][ T32] 1d20: d08b2000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.622024][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.622156][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.622213][ T32] r5:800f0013 r4:80239bb0 [ 1324.622431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.622561][ T32] r4:82ac11e4 [ 1324.622758][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.623394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.623449][ T32] r4:e0551dc0 [ 1324.623493][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.623586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.624164][ T32] r4:00000000 [ 1324.624215][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.624547][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.624600][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.625103][ T32] r5:00001000 r4:ec8e5000 [ 1324.625154][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.625240][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.625503][ T32] r5:858c5b8c r4:858c5800 [ 1324.625555][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.625650][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.625696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.626254][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.626310][ T32] r4:84b6b680 [ 1324.626354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.626449][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.626542][ T32] r4:00000001 [ 1324.626644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.626723][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.626818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.626883][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.626939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.627005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.627054][ T32] r4:84b66900 [ 1324.627104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.627162][ T32] INFO: task kworker/1:16:3141 blocked for more than 451 seconds. [ 1324.627482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.627576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.627628][ T32] task:kworker/1:16 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.627760][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.627850][ T32] Call trace: [ 1324.627914][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.628006][ T32] r10:82918930 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:83b7e000 [ 1324.628269][ T32] r4:83b7e000 [ 1324.628319][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.628404][ T32] r5:83b7e000 r4:8291892c [ 1324.628448][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.628531][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.628624][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1324.658597][ T32] r4:00000000 [ 1324.659784][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.659936][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.660028][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.660118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d1b80 [ 1324.660166][ T32] r4:00000000 [ 1324.660208][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.660326][ T32] r9:83018205 r8:83b7e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1324.660382][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.660582][ T32] r5:00001000 r4:eb12f000 [ 1324.660635][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.660930][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.661026][ T32] r5:8533bf8c r4:8533bc00 [ 1324.661284][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.661486][ T32] r7:ddde2d80 r6:83018200 r5:8533bf8c r4:849e6380 [ 1324.661540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.661703][ T32] r10:61c88647 r9:83b7e000 r8:849e63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.661886][ T32] r4:849e6380 [ 1324.661972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.662072][ T32] r10:00000000 r9:849e6380 r8:8027f5e8 r7:dfa61e60 r6:849d8c00 r5:83b7e000 [ 1324.662195][ T32] r4:00000001 [ 1324.662241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.662743][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1324.663073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.663331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.663394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.663456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.663503][ T32] r4:848fbdc0 [ 1324.664659][ T32] INFO: task kworker/1:16:3141 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.664734][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.665028][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.665440][ T32] Call trace: [ 1324.665531][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.665632][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.665747][ T32] r4:00000000 [ 1324.665804][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.665882][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.665992][ T32] 1d20: d0c4d000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.666159][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.666217][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.666270][ T32] r5:800f0013 r4:80239bb0 [ 1324.666315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.666399][ T32] r4:82ac11e4 [ 1324.666444][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.666651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.666764][ T32] r4:e0551dc0 [ 1324.666851][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.666945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.666993][ T32] r4:00000000 [ 1324.667091][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.667190][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.667234][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.667319][ T32] r5:00001000 r4:ec8e5000 [ 1324.667362][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.667499][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.667593][ T32] r5:858c5b8c r4:858c5800 [ 1324.667635][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.667726][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.667791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.667889][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.667938][ T32] r4:84b6b680 [ 1324.667982][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.668234][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.668413][ T32] r4:00000001 [ 1324.668547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.700297][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.700444][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.700522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.700586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.700652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.700699][ T32] r4:84b66900 [ 1324.700756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.700832][ T32] INFO: task kworker/1:17:3143 blocked for more than 451 seconds. [ 1324.700960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.701020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.701064][ T32] task:kworker/1:17 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.701176][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.701354][ T32] Call trace: [ 1324.701499][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.701654][ T32] r10:82918930 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83b7bc00 [ 1324.701710][ T32] r4:83b7bc00 [ 1324.701914][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.702007][ T32] r5:83b7bc00 r4:8291892c [ 1324.702117][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.702204][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.702297][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.702345][ T32] r4:00000000 [ 1324.702525][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.702642][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.702870][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.702967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ff2c0 [ 1324.703015][ T32] r4:00000000 [ 1324.703058][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.703151][ T32] r9:83018205 r8:83b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.703198][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.703283][ T32] r5:00001000 r4:eada7000 [ 1324.703327][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.703408][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.703491][ T32] r5:844e4f8c r4:844e4c00 [ 1324.703536][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.703631][ T32] r7:ddde2d80 r6:83018200 r5:844e4f8c r4:849e6300 [ 1324.703677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.703775][ T32] r10:61c88647 r9:83b7bc00 r8:849e632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.703822][ T32] r4:849e6300 [ 1324.703864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.703955][ T32] r10:00000000 r9:849e6300 r8:8027f5e8 r7:dfa61e60 r6:849d8f80 r5:83b7bc00 [ 1324.704001][ T32] r4:00000001 [ 1324.704042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.704114][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.704165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.704227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.704283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.704400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.704514][ T32] r4:848fbd80 [ 1324.705238][ T32] INFO: task kworker/1:17:3143 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.705305][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.705504][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.705627][ T32] Call trace: [ 1324.705697][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.705802][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.705851][ T32] r4:00000000 [ 1324.705892][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.705971][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.706030][ T32] 1d20: d102c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.706092][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.706409][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.706588][ T32] r5:800f0013 r4:80239bb0 [ 1324.706642][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.706728][ T32] r4:82ac11e4 [ 1324.706793][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.706917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.707082][ T32] r4:e0551dc0 [ 1324.707131][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.707217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.707262][ T32] r4:00000000 [ 1324.707303][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.707393][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.707439][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.707528][ T32] r5:00001000 r4:ec8e5000 [ 1324.707571][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.707666][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.707789][ T32] r5:858c5b8c r4:858c5800 [ 1324.707836][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.707929][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.708090][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.708188][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.708236][ T32] r4:84b6b680 [ 1324.708279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.708535][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.708589][ T32] r4:00000001 [ 1324.708631][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.708705][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.731563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.731708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.731777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.731905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.732031][ T32] r4:84b66900 [ 1324.732085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.732146][ T32] INFO: task kworker/1:18:3145 blocked for more than 451 seconds. [ 1324.732211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.732263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.732304][ T32] task:kworker/1:18 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.732412][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.732543][ T32] Call trace: [ 1324.732619][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.732721][ T32] r10:82918930 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:83b79800 [ 1324.732869][ T32] r4:83b79800 [ 1324.733214][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.733306][ T32] r5:83b79800 r4:8291892c [ 1324.733349][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.733430][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.733524][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.733609][ T32] r4:00000000 [ 1324.733739][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.733830][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.733925][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.734017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b41940 [ 1324.734063][ T32] r4:00000000 [ 1324.734105][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.734284][ T32] r9:83018205 r8:83b79800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.734381][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.734523][ T32] r5:00001000 r4:eaa8b000 [ 1324.734637][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.734755][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.734843][ T32] r5:8535a38c r4:8535a000 [ 1324.734916][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.735020][ T32] r7:ddde2d80 r6:83018200 r5:8535a38c r4:849e6200 [ 1324.735122][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.735304][ T32] r10:61c88647 r9:83b79800 r8:849e622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.735357][ T32] r4:849e6200 [ 1324.735401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.735500][ T32] r10:00000000 r9:849e6200 r8:8027f5e8 r7:dfa8de60 r6:83bcde00 r5:83b79800 [ 1324.735633][ T32] r4:00000001 [ 1324.735681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.735826][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.735911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.736032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.736095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.736213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.736266][ T32] r4:848fbe80 [ 1324.736998][ T32] INFO: task kworker/1:18:3145 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.737359][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.737600][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.737695][ T32] Call trace: [ 1324.737781][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.737884][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.737930][ T32] r4:00000000 [ 1324.737994][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.738077][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.738134][ T32] 1d20: d1220000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.738196][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.738251][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.738302][ T32] r5:800f0013 r4:80239bb0 [ 1324.738345][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.738633][ T32] r4:82ac11e4 [ 1324.759325][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.759501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.759563][ T32] r4:e0551dc0 [ 1324.759695][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.759802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.759850][ T32] r4:00000000 [ 1324.760062][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.760164][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.760212][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.760329][ T32] r5:00001000 r4:ec8e5000 [ 1324.760374][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.760454][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.760659][ T32] r5:858c5b8c r4:858c5800 [ 1324.760714][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.760819][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.760866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.760991][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.761046][ T32] r4:84b6b680 [ 1324.761089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.761183][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.761229][ T32] r4:00000001 [ 1324.761271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.761348][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.761410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.761469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.761571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.761642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.761690][ T32] r4:84b66900 [ 1324.761739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.761805][ T32] INFO: task kworker/1:19:3146 blocked for more than 451 seconds. [ 1324.761929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.761986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.762033][ T32] task:kworker/1:19 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.762368][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.762526][ T32] Call trace: [ 1324.762647][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.762747][ T32] r10:82918930 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:83b78c00 [ 1324.762807][ T32] r4:83b78c00 [ 1324.762901][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.762991][ T32] r5:83b78c00 r4:8291892c [ 1324.763033][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.763113][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.763216][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.763267][ T32] r4:00000000 [ 1324.763308][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.763384][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.763458][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.763544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ff340 [ 1324.763591][ T32] r4:00000000 [ 1324.763633][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.763725][ T32] r9:83018205 r8:83b78c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.763782][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.763882][ T32] r5:00001000 r4:dfbc5000 [ 1324.763930][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.764027][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.764131][ T32] r5:844e538c r4:844e5000 [ 1324.764180][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.764286][ T32] r7:ddde2d80 r6:83018200 r5:844e538c r4:849e6280 [ 1324.764335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.764426][ T32] r10:61c88647 r9:83b78c00 r8:849e62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.764472][ T32] r4:849e6280 [ 1324.764514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.764614][ T32] r10:00000000 r9:849e6280 r8:8027f5e8 r7:dfa99e60 r6:83ad6800 r5:83b78c00 [ 1324.764678][ T32] r4:00000001 [ 1324.764724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.764805][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.764861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.764922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.764977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.765093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.765185][ T32] r4:84917080 [ 1324.765942][ T32] INFO: task kworker/1:19:3146 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.766015][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.766132][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.766223][ T32] Call trace: [ 1324.766305][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.766521][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.766610][ T32] r4:00000000 [ 1324.766658][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.766738][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.766807][ T32] 1d20: d159b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.766868][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.766922][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.766973][ T32] r5:800f0013 r4:80239bb0 [ 1324.767018][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.767100][ T32] r4:82ac11e4 [ 1324.767142][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.767227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.767273][ T32] r4:e0551dc0 [ 1324.767314][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.767399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.767489][ T32] r4:00000000 [ 1324.767539][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.767661][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.767712][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.767807][ T32] r5:00001000 r4:ec8e5000 [ 1324.767850][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.767928][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.768013][ T32] r5:858c5b8c r4:858c5800 [ 1324.768083][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.768183][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.768270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.768368][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.768415][ T32] r4:84b6b680 [ 1324.768457][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.768677][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.797580][ T32] r4:00000001 [ 1324.797684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.797813][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.797875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.797936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.798065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.798202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.798256][ T32] r4:84b66900 [ 1324.798308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.798455][ T32] INFO: task kworker/1:20:3148 blocked for more than 451 seconds. [ 1324.798550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.813277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.813427][ T32] task:kworker/1:20 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.813621][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.813761][ T32] Call trace: [ 1324.813831][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.813940][ T32] r10:82918930 r9:dfa89d84 r8:00000002 r7:60000113 r6:dfa89d8c r5:84560000 [ 1324.813990][ T32] r4:84560000 [ 1324.814032][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.814115][ T32] r5:84560000 r4:8291892c [ 1324.814158][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.814240][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.814336][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1324.814382][ T32] r4:00000000 [ 1324.814470][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.814579][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.814661][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.814754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854acb00 [ 1324.814845][ T32] r4:00000000 [ 1324.814897][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.814996][ T32] r9:83018205 r8:84560000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1324.815110][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.815205][ T32] r5:00001000 r4:eb40b000 [ 1324.815248][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.815328][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.815415][ T32] r5:854c4f8c r4:854c4c00 [ 1324.815464][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.815617][ T32] r7:ddde2d80 r6:83018200 r5:854c4f8c r4:849e6180 [ 1324.815670][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.815772][ T32] r10:61c88647 r9:84560000 r8:849e61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.815877][ T32] r4:849e6180 [ 1324.815975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.816094][ T32] r10:00000000 r9:849e6180 r8:8027f5e8 r7:dfa99e60 r6:849e6100 r5:84560000 [ 1324.816193][ T32] r4:00000001 [ 1324.816315][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.816400][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 1324.816459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.816525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.816584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.816645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.816726][ T32] r4:84917200 [ 1324.817489][ T32] INFO: task kworker/1:20:3148 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.817558][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.817673][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.817773][ T32] Call trace: [ 1324.817839][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.817939][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.817986][ T32] r4:00000000 [ 1324.818027][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.818105][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.818166][ T32] 1d20: d1c65000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.818226][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.818280][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.818342][ T32] r5:800f0013 r4:80239bb0 [ 1324.818389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.818475][ T32] r4:82ac11e4 [ 1324.818542][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.829739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.829819][ T32] r4:e0551dc0 [ 1324.830222][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.830701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.830763][ T32] r4:00000000 [ 1324.831330][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.831434][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.831491][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.831587][ T32] r5:00001000 r4:ec8e5000 [ 1324.831677][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.831770][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.831856][ T32] r5:858c5b8c r4:858c5800 [ 1324.832139][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.832239][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.832542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.832986][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.833074][ T32] r4:84b6b680 [ 1324.833122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.833214][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.833263][ T32] r4:00000001 [ 1324.833321][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.833403][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.833465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.833533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.833609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.833703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.833771][ T32] r4:84b66900 [ 1324.833922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.834114][ T32] INFO: task kworker/1:21:3150 blocked for more than 451 seconds. [ 1324.834406][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.834461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.834529][ T32] task:kworker/1:21 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.834710][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.834809][ T32] Call trace: [ 1324.835036][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.835141][ T32] r10:82918930 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:84566000 [ 1324.835302][ T32] r4:84566000 [ 1324.835438][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.835526][ T32] r5:84566000 r4:8291892c [ 1324.835571][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.835797][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.835902][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.836098][ T32] r4:00000000 [ 1324.836147][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.836224][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.836330][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.836536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512b440 [ 1324.836591][ T32] r4:00000000 [ 1324.836633][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.836729][ T32] r9:83018205 r8:84566000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1324.836776][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.836947][ T32] r5:00001000 r4:eb8dd000 [ 1324.836996][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.837132][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.837224][ T32] r5:850e4b8c r4:850e4800 [ 1324.837267][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.837358][ T32] r7:ddde2d80 r6:83018200 r5:850e4b8c r4:849e6080 [ 1324.837419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.837521][ T32] r10:61c88647 r9:84566000 r8:849e60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.837589][ T32] r4:849e6080 [ 1324.837635][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.837758][ T32] r10:00000000 r9:849e6080 r8:8027f5e8 r7:dfa99e60 r6:849e6000 r5:84566000 [ 1324.837830][ T32] r4:00000001 [ 1324.837879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.837956][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1324.838017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.838077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.838135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.838195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.838270][ T32] r4:84917340 [ 1324.863267][ T32] INFO: task kworker/1:21:3150 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.863419][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.863565][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.863766][ T32] Call trace: [ 1324.863907][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.864022][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.864069][ T32] r4:00000000 [ 1324.864223][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.864323][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.864471][ T32] 1d20: d1f4c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.864540][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.864595][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.864859][ T32] r5:800f0013 r4:80239bb0 [ 1324.864907][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.865298][ T32] r4:82ac11e4 [ 1324.865383][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.865495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.865674][ T32] r4:e0551dc0 [ 1324.865747][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.865946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.865996][ T32] r4:00000000 [ 1324.866290][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.866490][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.866589][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.866681][ T32] r5:00001000 r4:ec8e5000 [ 1324.866747][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.867390][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.867487][ T32] r5:858c5b8c r4:858c5800 [ 1324.867584][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.867767][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.867948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.868283][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.868408][ T32] r4:84b6b680 [ 1324.868455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.868664][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.891249][ T32] r4:00000001 [ 1324.891326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.891460][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.891533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.891857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.891926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.891990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.892273][ T32] r4:84b66900 [ 1324.892376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.893361][ T32] INFO: task kworker/1:22:3152 blocked for more than 451 seconds. [ 1324.893550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.894040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.894096][ T32] task:kworker/1:22 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.894748][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.895019][ T32] Call trace: [ 1324.895184][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.895402][ T32] r10:82918930 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:84564800 [ 1324.895461][ T32] r4:84564800 [ 1324.895605][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.895918][ T32] r5:84564800 r4:8291892c [ 1324.896128][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.896218][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.896312][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.896358][ T32] r4:00000000 [ 1324.896399][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.896527][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.897019][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.897117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85551340 [ 1324.897167][ T32] r4:00000000 [ 1324.897208][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.897302][ T32] r9:83018205 r8:84564800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1324.897471][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.897664][ T32] r5:00001000 r4:ea999000 [ 1324.897877][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.897981][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.898090][ T32] r5:854ebb8c r4:854eb800 [ 1324.898189][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.898666][ T32] r7:ddde2d80 r6:83018200 r5:854ebb8c r4:830b8480 [ 1324.927506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.927683][ T32] r10:61c88647 r9:84564800 r8:830b84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.927736][ T32] r4:830b8480 [ 1324.927889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.927991][ T32] r10:00000000 r9:830b8480 r8:8027f5e8 r7:dfa79e60 r6:830b8400 r5:84564800 [ 1324.928039][ T32] r4:00000001 [ 1324.928081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.928158][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.928255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.928475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.928542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.928642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.928696][ T32] r4:84917340 [ 1324.939745][ T32] INFO: task kworker/1:22:3152 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.939893][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.940038][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.940441][ T32] Call trace: [ 1324.940617][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.940738][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.940807][ T32] r4:00000000 [ 1324.941108][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.941198][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.941292][ T32] 1d20: d27e1000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.941360][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.941414][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.941532][ T32] r5:800f0013 r4:80239bb0 [ 1324.941583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.941671][ T32] r4:82ac11e4 [ 1324.941743][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.941856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.941910][ T32] r4:e0551dc0 [ 1324.941953][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.942041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.942091][ T32] r4:00000000 [ 1324.942134][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.942229][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.942276][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.942361][ T32] r5:00001000 r4:ec8e5000 [ 1324.942402][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.942530][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.942625][ T32] r5:858c5b8c r4:858c5800 [ 1324.942669][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.942787][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.942838][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.942931][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.942977][ T32] r4:84b6b680 [ 1324.943041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.943140][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.943186][ T32] r4:00000001 [ 1324.943324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.943406][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.943461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.943521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.943684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.943760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.943805][ T32] r4:84b66900 [ 1324.943852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.943927][ T32] INFO: task kworker/1:23:3154 blocked for more than 451 seconds. [ 1324.943993][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.944063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.944111][ T32] task:kworker/1:23 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.944269][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.944358][ T32] Call trace: [ 1324.944421][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.944515][ T32] r10:82918930 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:84563c00 [ 1324.944635][ T32] r4:84563c00 [ 1324.944687][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.944816][ T32] r5:84563c00 r4:8291892c [ 1324.944864][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.945103][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.945205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.945254][ T32] r4:00000000 [ 1324.945311][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.945394][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.945474][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.945562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849175c0 [ 1324.945610][ T32] r4:00000000 [ 1324.945653][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.945750][ T32] r9:83018205 r8:84563c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1324.945795][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.945883][ T32] r5:00001000 r4:eb2cd000 [ 1324.945925][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.946004][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.946093][ T32] r5:85540f8c r4:85540c00 [ 1324.946136][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.946227][ T32] r7:ddde2d80 r6:83018200 r5:85540f8c r4:830b8780 [ 1324.946270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.946633][ T32] r10:61c88647 r9:84563c00 r8:830b87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.946692][ T32] r4:830b8780 [ 1324.946742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.946831][ T32] r10:00000000 r9:830b8780 r8:8027f5e8 r7:dfa79e60 r6:830b8700 r5:84563c00 [ 1324.946881][ T32] r4:00000001 [ 1324.946922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.946995][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1324.947053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.947115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.947177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.947243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.947289][ T32] r4:849175c0 [ 1324.947881][ T32] INFO: task kworker/1:23:3154 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.948051][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.948176][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.948356][ T32] Call trace: [ 1324.948499][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.948681][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.969432][ T32] r4:00000000 [ 1324.969509][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.969628][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.969699][ T32] 1d20: d29ef000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.969774][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.969936][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.969999][ T32] r5:800f0013 r4:80239bb0 [ 1324.970043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.970128][ T32] r4:82ac11e4 [ 1324.970172][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.970259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.970307][ T32] r4:e0551dc0 [ 1324.970378][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.970475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.970544][ T32] r4:00000000 [ 1324.970589][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.970688][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.970741][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.970832][ T32] r5:00001000 r4:ec8e5000 [ 1324.970875][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.970957][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.971043][ T32] r5:858c5b8c r4:858c5800 [ 1324.971085][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.971176][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1324.971223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.971317][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.971365][ T32] r4:84b6b680 [ 1324.971407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.971498][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1324.971546][ T32] r4:00000001 [ 1324.971588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.971666][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1324.971743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.971811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.971869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.971932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.972024][ T32] r4:84b66900 [ 1324.972080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.972138][ T32] INFO: task kworker/1:24:3157 blocked for more than 451 seconds. [ 1324.972205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.972271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.972321][ T32] task:kworker/1:24 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.972469][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.972596][ T32] Call trace: [ 1324.972662][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1324.972765][ T32] r10:82918930 r9:dfaddd84 r8:00000002 r7:60000113 r6:dfaddd8c r5:84560c00 [ 1324.972818][ T32] r4:84560c00 [ 1324.972864][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.972993][ T32] r5:84560c00 r4:8291892c [ 1324.973070][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.973158][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.973252][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1324.973299][ T32] r4:00000000 [ 1324.973343][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1324.973421][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.973497][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.973586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbf040 [ 1324.973631][ T32] r4:00000000 [ 1324.973671][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.973773][ T32] r9:83018205 r8:84560c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.973819][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.973901][ T32] r5:00001000 r4:eadfd000 [ 1324.974311][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.974399][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.974487][ T32] r5:8554178c r4:85541400 [ 1324.974553][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.974647][ T32] r7:ddde2d80 r6:83018200 r5:8554178c r4:8427d880 [ 1324.974767][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.974869][ T32] r10:61c88647 r9:84560c00 r8:8427d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.974915][ T32] r4:8427d880 [ 1324.974956][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.975216][ T32] r10:00000000 r9:8427d880 r8:8027f5e8 r7:dfa79e60 r6:8427d800 r5:84560c00 [ 1324.975270][ T32] r4:00000001 [ 1324.975311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.975384][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1324.975445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.975582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.975647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.975709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.975763][ T32] r4:84917240 [ 1324.976509][ T32] INFO: task kworker/1:24:3157 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1324.976579][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.976699][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.976800][ T32] Call trace: [ 1324.976862][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1324.976961][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1324.977006][ T32] r4:00000000 [ 1324.977048][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.977123][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1324.977182][ T32] 1d20: d29ef000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1324.977243][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1324.977295][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1324.977346][ T32] r5:800f0013 r4:80239bb0 [ 1324.977387][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.977472][ T32] r4:82ac11e4 [ 1324.977583][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.977790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1324.977862][ T32] r4:e0551dc0 [ 1324.977910][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1324.977999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1324.978094][ T32] r4:00000000 [ 1324.978146][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1324.978244][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.978288][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.978417][ T32] r5:00001000 r4:ec8e5000 [ 1324.978465][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1324.978660][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.011563][ T32] r5:858c5b8c r4:858c5800 [ 1325.011660][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.011804][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.011849][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.011943][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.011991][ T32] r4:84b6b680 [ 1325.012033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.012129][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.012175][ T32] r4:00000001 [ 1325.012217][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.012294][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.012353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.012418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.012476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.012534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.012581][ T32] r4:84b66900 [ 1325.012631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.012690][ T32] INFO: task kworker/1:25:3160 blocked for more than 451 seconds. [ 1325.012761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.012814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.012948][ T32] task:kworker/1:25 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.013067][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.013157][ T32] Call trace: [ 1325.013250][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.013355][ T32] r10:82918930 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:84566c00 [ 1325.013404][ T32] r4:84566c00 [ 1325.013448][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.013630][ T32] r5:84566c00 r4:8291892c [ 1325.013677][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.013769][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.013864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1325.013910][ T32] r4:00000000 [ 1325.013950][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.014030][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.014481][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.014603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856762c0 [ 1325.014652][ T32] r4:00000000 [ 1325.014696][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.014800][ T32] r9:83018205 r8:84566c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1325.015218][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.015311][ T32] r5:00001000 r4:eb2f5000 [ 1325.015387][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.015477][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.015564][ T32] r5:85541f8c r4:85541c00 [ 1325.015700][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.015807][ T32] r7:ddde2d80 r6:83018200 r5:85541f8c r4:84076900 [ 1325.015851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.015947][ T32] r10:61c88647 r9:84566c00 r8:8407692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.016000][ T32] r4:84076900 [ 1325.016501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.016600][ T32] r10:00000000 r9:84076900 r8:8027f5e8 r7:dfa79e60 r6:84076b00 r5:84566c00 [ 1325.017482][ T32] r4:00000001 [ 1325.017861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.018517][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1325.018644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.040817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.040909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.040979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.041028][ T32] r4:84917dc0 [ 1325.041778][ T32] INFO: task kworker/1:25:3160 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.042028][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.042238][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.042361][ T32] Call trace: [ 1325.042428][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.042560][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.042613][ T32] r4:00000000 [ 1325.042655][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.042749][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.042840][ T32] 1d20: d304a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.043210][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.043302][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.043360][ T32] r5:800f0013 r4:80239bb0 [ 1325.043404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.043493][ T32] r4:82ac11e4 [ 1325.043540][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.043704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.044016][ T32] r4:e0551dc0 [ 1325.044067][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.044158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.044296][ T32] r4:00000000 [ 1325.044343][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.044445][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.044698][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.044801][ T32] r5:00001000 r4:ec8e5000 [ 1325.044846][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.044927][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.045096][ T32] r5:858c5b8c r4:858c5800 [ 1325.045148][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.045403][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.045512][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.045615][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.045664][ T32] r4:84b6b680 [ 1325.045711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.045853][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.045905][ T32] r4:00000001 [ 1325.045951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.046104][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.046394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.046461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.046540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.046637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.046690][ T32] r4:84b66900 [ 1325.046743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.047284][ T32] INFO: task kworker/1:26:3161 blocked for more than 451 seconds. [ 1325.047420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.047530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.047819][ T32] task:kworker/1:26 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.048315][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.048655][ T32] Call trace: [ 1325.071016][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.071105][ T32] r10:82918930 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:84563000 [ 1325.071132][ T32] r4:84563000 [ 1325.071153][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.071216][ T32] r5:84563000 r4:8291892c [ 1325.071241][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.071283][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.071340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1325.071366][ T32] r4:00000000 [ 1325.071384][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.071421][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.071462][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.071510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e0380 [ 1325.071532][ T32] r4:00000000 [ 1325.071551][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.071597][ T32] r9:83018205 r8:84563000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1325.071640][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.071692][ T32] r5:00001000 r4:eb4b1000 [ 1325.071713][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.071751][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.071793][ T32] r5:8554278c r4:85542400 [ 1325.071812][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.071857][ T32] r7:ddde2d80 r6:83018200 r5:8554278c r4:832c8280 [ 1325.071877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.071921][ T32] r10:61c88647 r9:84563000 r8:832c82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.071944][ T32] r4:832c8280 [ 1325.071963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.072005][ T32] r10:00000000 r9:832c8280 r8:8027f5e8 r7:dfa79e60 r6:832c8200 r5:84563000 [ 1325.072026][ T32] r4:00000001 [ 1325.072045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072081][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1325.072111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.072139][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.072216][ T32] r4:84917b40 [ 1325.072656][ T32] INFO: task kworker/1:26:3161 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.072717][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.072790][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.072839][ T32] Call trace: [ 1325.072870][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.072918][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.072941][ T32] r4:00000000 [ 1325.072961][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.072997][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.073025][ T32] 1d20: d33aa000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.073053][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.073078][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.073102][ T32] r5:800f0013 r4:80239bb0 [ 1325.073121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.073159][ T32] r4:82ac11e4 [ 1325.073200][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.073248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.073272][ T32] r4:e0551dc0 [ 1325.073302][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.073348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.073369][ T32] r4:00000000 [ 1325.073389][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.073433][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.073465][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.073517][ T32] r5:00001000 r4:ec8e5000 [ 1325.073536][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.073573][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.073616][ T32] r5:858c5b8c r4:858c5800 [ 1325.073683][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.073734][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.073755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.073800][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.073821][ T32] r4:84b6b680 [ 1325.073840][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.073882][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.073903][ T32] r4:00000001 [ 1325.073921][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.073955][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.073980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.074019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.074052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.074080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.074125][ T32] r4:84b66900 [ 1325.074150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.074190][ T32] INFO: task kworker/1:27:3163 blocked for more than 451 seconds. [ 1325.074225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.074250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.074271][ T32] task:kworker/1:27 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.074330][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.074371][ T32] Call trace: [ 1325.074401][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.074445][ T32] r10:82918930 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:84562400 [ 1325.074497][ T32] r4:84562400 [ 1325.074542][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.074584][ T32] r5:84562400 r4:8291892c [ 1325.074617][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.074659][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.074705][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1325.074726][ T32] r4:00000000 [ 1325.074744][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.074793][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.074832][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.074873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917e40 [ 1325.074896][ T32] r4:00000000 [ 1325.074915][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.074957][ T32] r9:83018205 r8:84562400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.074978][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.075018][ T32] r5:00001000 r4:e46e3000 [ 1325.075037][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.075073][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.075113][ T32] r5:844e678c r4:844e6400 [ 1325.075132][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.075177][ T32] r7:ddde2d80 r6:83018200 r5:844e678c r4:8442e080 [ 1325.075197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.075240][ T32] r10:61c88647 r9:84562400 r8:8442e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.075262][ T32] r4:8442e080 [ 1325.075280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.075323][ T32] r10:00000000 r9:8442e080 r8:8027f5e8 r7:dfa79e60 r6:8442e000 r5:84562400 [ 1325.075344][ T32] r4:00000001 [ 1325.075363][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.075395][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1325.075420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.075452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.075484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.075513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.075534][ T32] r4:84917f80 [ 1325.075750][ T32] INFO: task kworker/1:27:3163 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.075782][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.075837][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.075881][ T32] Call trace: [ 1325.075910][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.075958][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.075979][ T32] r4:00000000 [ 1325.076026][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.076068][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.076097][ T32] 1d20: d33aa000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.076125][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.076149][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.076174][ T32] r5:800f0013 r4:80239bb0 [ 1325.076193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.076233][ T32] r4:82ac11e4 [ 1325.076252][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.076316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.076343][ T32] r4:e0551dc0 [ 1325.076362][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.076440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.076467][ T32] r4:00000000 [ 1325.076491][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.076561][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.076586][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.076629][ T32] r5:00001000 r4:ec8e5000 [ 1325.076665][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.076768][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.076813][ T32] r5:858c5b8c r4:858c5800 [ 1325.076832][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.076876][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.076897][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.076940][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.076962][ T32] r4:84b6b680 [ 1325.076981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.077023][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.077045][ T32] r4:00000001 [ 1325.077063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.077096][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.077120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.077148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.077202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.077234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.077279][ T32] r4:84b66900 [ 1325.077302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.077349][ T32] INFO: task kworker/1:28:3165 blocked for more than 451 seconds. [ 1325.077403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.077430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.077467][ T32] task:kworker/1:28 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.077535][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.077607][ T32] Call trace: [ 1325.077659][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.077709][ T32] r10:82918930 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:8415d400 [ 1325.077734][ T32] r4:8415d400 [ 1325.077753][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.077816][ T32] r5:8415d400 r4:8291892c [ 1325.077840][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.077903][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.077954][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 1325.077977][ T32] r4:00000000 [ 1325.077997][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.078057][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.078097][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.078162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584a900 [ 1325.078204][ T32] r4:00000000 [ 1325.078225][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.078270][ T32] r9:83018205 r8:8415d400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1325.078292][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.078333][ T32] r5:00001000 r4:ea9df000 [ 1325.078352][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.078396][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.078443][ T32] r5:850e5b8c r4:850e5800 [ 1325.078464][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.078530][ T32] r7:ddde2d80 r6:83018200 r5:850e5b8c r4:8441bf80 [ 1325.078552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.078656][ T32] r10:61c88647 r9:8415d400 r8:8441bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.097896][ T32] r4:8441bf80 [ 1325.097938][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.098007][ T32] r10:00000000 r9:8441bf80 r8:8027f5e8 r7:dfa79e60 r6:8441bf00 r5:8415d400 [ 1325.098030][ T32] r4:00000001 [ 1325.098050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.098086][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1325.098117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.098161][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.098203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.098236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.098269][ T32] r4:84856000 [ 1325.098999][ T32] INFO: task kworker/1:28:3165 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.099063][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.099148][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.099208][ T32] Call trace: [ 1325.099269][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.099323][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.099349][ T32] r4:00000000 [ 1325.099393][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.099438][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.099468][ T32] 1d20: d36b4000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.099504][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.099530][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.099555][ T32] r5:800f0013 r4:80239bb0 [ 1325.099576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.099619][ T32] r4:82ac11e4 [ 1325.099639][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.099705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.099732][ T32] r4:e0551dc0 [ 1325.099775][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.099823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.099869][ T32] r4:00000000 [ 1325.099893][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.099952][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.099985][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.100029][ T32] r5:00001000 r4:ec8e5000 [ 1325.100057][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.100096][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.100138][ T32] r5:858c5b8c r4:858c5800 [ 1325.100159][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.100204][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.100225][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.100271][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.100332][ T32] r4:84b6b680 [ 1325.100357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.100403][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.100447][ T32] r4:00000001 [ 1325.100471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.100514][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.100553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.100586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.100637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.100670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.100692][ T32] r4:84b66900 [ 1325.100715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.100744][ T32] INFO: task kworker/1:29:3167 blocked for more than 451 seconds. [ 1325.100788][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.100816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.100836][ T32] task:kworker/1:29 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.100881][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.100963][ T32] Call trace: [ 1325.101018][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.101066][ T32] r10:82918930 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:8415e000 [ 1325.101090][ T32] r4:8415e000 [ 1325.101111][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.101152][ T32] r5:8415e000 r4:8291892c [ 1325.101171][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.101211][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.101256][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1325.101277][ T32] r4:00000000 [ 1325.101313][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.101378][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.101419][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.101461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818640 [ 1325.101502][ T32] r4:00000000 [ 1325.101526][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.101571][ T32] r9:83018205 r8:8415e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.101594][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.101637][ T32] r5:00001000 r4:eb4c9000 [ 1325.101657][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.101694][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.101735][ T32] r5:857e4b8c r4:857e4800 [ 1325.101754][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.101797][ T32] r7:ddde2d80 r6:83018200 r5:857e4b8c r4:83ad8300 [ 1325.101818][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.101862][ T32] r10:61c88647 r9:8415e000 r8:83ad832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.101883][ T32] r4:83ad8300 [ 1325.101903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.101946][ T32] r10:00000000 r9:83ad8300 r8:8027f5e8 r7:dfae9e60 r6:83ad8a80 r5:8415e000 [ 1325.101980][ T32] r4:00000001 [ 1325.102003][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.102061][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1325.102101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.102134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.102162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.102190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.102213][ T32] r4:84856240 [ 1325.102540][ T32] INFO: task kworker/1:29:3167 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.102576][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.102669][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.102719][ T32] Call trace: [ 1325.102778][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.102829][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.102853][ T32] r4:00000000 [ 1325.102873][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.102926][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.102960][ T32] 1d20: d36b4000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.103000][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.103031][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.103055][ T32] r5:800f0013 r4:80239bb0 [ 1325.103075][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.103116][ T32] r4:82ac11e4 [ 1325.103136][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.103178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.103201][ T32] r4:e0551dc0 [ 1325.103220][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.103262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.103284][ T32] r4:00000000 [ 1325.103302][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.103346][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.103367][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.103408][ T32] r5:00001000 r4:ec8e5000 [ 1325.103428][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.103466][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.103516][ T32] r5:858c5b8c r4:858c5800 [ 1325.103536][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.103581][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.103602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.103646][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.103681][ T32] r4:84b6b680 [ 1325.103705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.103749][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.103771][ T32] r4:00000001 [ 1325.103790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.103823][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.103850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.103879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.103905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.103933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.103957][ T32] r4:84b66900 [ 1325.103978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.104001][ T32] INFO: task kworker/1:30:3169 blocked for more than 451 seconds. [ 1325.104029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.104052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.104095][ T32] task:kworker/1:30 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.104146][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.104187][ T32] Call trace: [ 1325.104232][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.104291][ T32] r10:82918930 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:84158c00 [ 1325.104316][ T32] r4:84158c00 [ 1325.104336][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.104399][ T32] r5:84158c00 r4:8291892c [ 1325.104421][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.104460][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.104510][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1325.104533][ T32] r4:00000000 [ 1325.104551][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.104598][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.104640][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.104704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584a800 [ 1325.104730][ T32] r4:00000000 [ 1325.104749][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.104816][ T32] r9:83018205 r8:84158c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1325.104840][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.104881][ T32] r5:00001000 r4:ec59d000 [ 1325.104922][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.104964][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.105006][ T32] r5:850e578c r4:850e5400 [ 1325.105047][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.105095][ T32] r7:ddde2d80 r6:83018200 r5:850e578c r4:830cd400 [ 1325.105138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.105186][ T32] r10:61c88647 r9:84158c00 r8:830cd42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.105207][ T32] r4:830cd400 [ 1325.105240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.105309][ T32] r10:00000000 r9:830cd400 r8:8027f5e8 r7:dfae9e60 r6:830cd380 r5:84158c00 [ 1325.105349][ T32] r4:00000001 [ 1325.105377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.105411][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1325.105439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.105469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.105511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.105566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.105593][ T32] r4:84856240 [ 1325.105759][ T32] INFO: task kworker/1:30:3169 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.105813][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.105873][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.105917][ T32] Call trace: [ 1325.105946][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.106016][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.106066][ T32] r4:00000000 [ 1325.106089][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.106126][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.106175][ T32] 1d20: d36b4000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.106210][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.106235][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.106260][ T32] r5:800f0013 r4:80239bb0 [ 1325.106279][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.106319][ T32] r4:82ac11e4 [ 1325.106338][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.106402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.106429][ T32] r4:e0551dc0 [ 1325.106449][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.106497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.106540][ T32] r4:00000000 [ 1325.106568][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.106614][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.106647][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.106692][ T32] r5:00001000 r4:ec8e5000 [ 1325.106711][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.106750][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.106790][ T32] r5:858c5b8c r4:858c5800 [ 1325.106809][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.106876][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.106901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.106948][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.106970][ T32] r4:84b6b680 [ 1325.106989][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.107033][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.107054][ T32] r4:00000001 [ 1325.107073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.107105][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.107130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.107157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.107183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.107233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.107258][ T32] r4:84b66900 [ 1325.107278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.107300][ T32] INFO: task kworker/1:31:3171 blocked for more than 451 seconds. [ 1325.107327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.107350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.107392][ T32] task:kworker/1:31 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.107440][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.107502][ T32] Call trace: [ 1325.107536][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.107594][ T32] r10:82918930 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:84023000 [ 1325.107620][ T32] r4:84023000 [ 1325.107638][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.107677][ T32] r5:84023000 r4:8291892c [ 1325.107696][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.107734][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.107779][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 1325.107800][ T32] r4:00000000 [ 1325.107819][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.107855][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.107912][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.107982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85231ec0 [ 1325.108007][ T32] r4:00000000 [ 1325.108027][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.108069][ T32] r9:83018205 r8:84023000 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [ 1325.108090][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.108153][ T32] r5:00001000 r4:eba1d000 [ 1325.108178][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.108217][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.108282][ T32] r5:850e638c r4:850e6000 [ 1325.108305][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.108349][ T32] r7:ddde2d80 r6:83018200 r5:850e638c r4:830cd080 [ 1325.108368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.108411][ T32] r10:61c88647 r9:84023000 r8:830cd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.108432][ T32] r4:830cd080 [ 1325.108451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.108498][ T32] r10:00000000 r9:830cd080 r8:8027f5e8 r7:dfae9e60 r6:8483d000 r5:84023000 [ 1325.108539][ T32] r4:00000001 [ 1325.108561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.142592][ T32] Exception stack(0xdfb25fb0 to 0xdfb25ff8) [ 1325.142706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.142739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.142766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.142799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.142822][ T32] r4:84856380 [ 1325.143221][ T32] INFO: task kworker/1:31:3171 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.143254][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.143321][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.143382][ T32] Call trace: [ 1325.143414][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.143468][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.143499][ T32] r4:00000000 [ 1325.143537][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.143581][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.143609][ T32] 1d20: d3d91000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.143637][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.143661][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.143686][ T32] r5:800f0013 r4:80239bb0 [ 1325.143792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.143841][ T32] r4:82ac11e4 [ 1325.143862][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.143904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.143928][ T32] r4:e0551dc0 [ 1325.143948][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.143989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.144011][ T32] r4:00000000 [ 1325.144086][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.144140][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.144174][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.144231][ T32] r5:00001000 r4:ec8e5000 [ 1325.144278][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.144336][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.144383][ T32] r5:858c5b8c r4:858c5800 [ 1325.144403][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.144451][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.144471][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.144522][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.144544][ T32] r4:84b6b680 [ 1325.144597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.144646][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.144668][ T32] r4:00000001 [ 1325.144686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.144720][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.144758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.144790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.144817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.144846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.144867][ T32] r4:84b66900 [ 1325.144887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.144913][ T32] INFO: task kworker/1:32:3174 blocked for more than 451 seconds. [ 1325.144945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.144969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.144989][ T32] task:kworker/1:32 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.145033][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.145072][ T32] Call trace: [ 1325.145101][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.145145][ T32] r10:82918930 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:84025400 [ 1325.145168][ T32] r4:84025400 [ 1325.145187][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.145239][ T32] r5:84025400 r4:8291892c [ 1325.145263][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.145304][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.145350][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1325.145372][ T32] r4:00000000 [ 1325.145390][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.145427][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.145497][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.145731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362040 [ 1325.145757][ T32] r4:00000000 [ 1325.145778][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.145833][ T32] r9:83018205 r8:84025400 r7:00000000 r6:83018200 r5:00001000 r4:7f139000 [ 1325.145865][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.145907][ T32] r5:00001000 r4:ec60f000 [ 1325.145927][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.145965][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.146005][ T32] r5:85808b8c r4:85808800 [ 1325.146024][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.146068][ T32] r7:ddde2d80 r6:83018200 r5:85808b8c r4:8483d080 [ 1325.146087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.146131][ T32] r10:61c88647 r9:84025400 r8:8483d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.146153][ T32] r4:8483d080 [ 1325.146195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.146264][ T32] r10:00000000 r9:8483d080 r8:8027f5e8 r7:dfb25e60 r6:8483d100 r5:84025400 [ 1325.146290][ T32] r4:00000001 [ 1325.146310][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.146344][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1325.146430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.146463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.146513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.146546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.146568][ T32] r4:848564c0 [ 1325.146743][ T32] INFO: task kworker/1:32:3174 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.146776][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.146844][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.146906][ T32] Call trace: [ 1325.146935][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.147056][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.147083][ T32] r4:00000000 [ 1325.147103][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.147141][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.147242][ T32] 1d20: d3d91000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.147275][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.147300][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.147324][ T32] r5:800f0013 r4:80239bb0 [ 1325.147344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.147412][ T32] r4:82ac11e4 [ 1325.147436][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.147484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.147507][ T32] r4:e0551dc0 [ 1325.147526][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.147567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.147589][ T32] r4:00000000 [ 1325.147607][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.147651][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.147684][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.147730][ T32] r5:00001000 r4:ec8e5000 [ 1325.147751][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.147789][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.147857][ T32] r5:858c5b8c r4:858c5800 [ 1325.147879][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.147925][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.147945][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.147989][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.148010][ T32] r4:84b6b680 [ 1325.148030][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.148073][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.148106][ T32] r4:00000001 [ 1325.148129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.148164][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.148189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.148239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.148269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.148299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.148330][ T32] r4:84b66900 [ 1325.148354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.148376][ T32] INFO: task kworker/1:33:3175 blocked for more than 451 seconds. [ 1325.148403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.148426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.148445][ T32] task:kworker/1:33 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.148517][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.160274][ T32] Call trace: [ 1325.160386][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.160453][ T32] r10:82918930 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:84026c00 [ 1325.160485][ T32] r4:84026c00 [ 1325.160506][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.160546][ T32] r5:84026c00 r4:8291892c [ 1325.160566][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.160618][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.160669][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1325.160693][ T32] r4:00000000 [ 1325.160712][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.160749][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.160787][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.160827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ac9c0 [ 1325.160849][ T32] r4:00000000 [ 1325.160868][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.160936][ T32] r9:83018205 r8:84026c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [ 1325.161049][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.161112][ T32] r5:00001000 r4:dfb33000 [ 1325.161135][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.161174][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.161265][ T32] r5:850e6b8c r4:850e6800 [ 1325.161313][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.161364][ T32] r7:ddde2d80 r6:83018200 r5:850e6b8c r4:8483d180 [ 1325.161385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.161429][ T32] r10:61c88647 r9:84026c00 r8:8483d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.161450][ T32] r4:8483d180 [ 1325.161512][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.161612][ T32] r10:00000000 r9:8483d180 r8:8027f5e8 r7:dfb31e60 r6:8483d200 r5:84026c00 [ 1325.161648][ T32] r4:00000001 [ 1325.161726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.161823][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1325.161881][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.161927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.161996][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.162079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.162105][ T32] r4:848565c0 [ 1325.162465][ T32] INFO: task kworker/1:33:3175 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.162522][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.162589][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.162696][ T32] Call trace: [ 1325.162728][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.162778][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.162825][ T32] r4:00000000 [ 1325.162872][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.162939][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.162971][ T32] 1d20: d3d91000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.162999][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.163023][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.163047][ T32] r5:800f0013 r4:80239bb0 [ 1325.163067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.163107][ T32] r4:82ac11e4 [ 1325.163126][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.163191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.163219][ T32] r4:e0551dc0 [ 1325.163238][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.163280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.163303][ T32] r4:00000000 [ 1325.163321][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.163365][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.163424][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.163470][ T32] r5:00001000 r4:ec8e5000 [ 1325.163495][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.163532][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.163574][ T32] r5:858c5b8c r4:858c5800 [ 1325.163592][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.163637][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.163657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.163701][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.163724][ T32] r4:84b6b680 [ 1325.163743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.163787][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.163808][ T32] r4:00000001 [ 1325.163827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.163890][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.163920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.163948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.163973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.164002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.164023][ T32] r4:84b66900 [ 1325.164045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.164100][ T32] INFO: task kworker/1:34:3177 blocked for more than 451 seconds. [ 1325.164137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.164161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.164182][ T32] task:kworker/1:34 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.164275][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.164333][ T32] Call trace: [ 1325.164457][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.164649][ T32] r10:82918930 r9:dfb3dd84 r8:00000002 r7:60000013 r6:dfb3dd8c r5:84026000 [ 1325.164763][ T32] r4:84026000 [ 1325.164786][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.164874][ T32] r5:84026000 r4:8291892c [ 1325.164898][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.165050][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.165100][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 [ 1325.165121][ T32] r4:00000000 [ 1325.165139][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.165175][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.165211][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.165274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db600 [ 1325.165300][ T32] r4:00000000 [ 1325.165319][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.165363][ T32] r9:83018205 r8:84026000 r7:00000000 r6:83018200 r5:00001000 r4:7f317000 [ 1325.165384][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.165424][ T32] r5:00001000 r4:ec527000 [ 1325.165447][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.165489][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.165530][ T32] r5:84886b8c r4:84886800 [ 1325.165566][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.165613][ T32] r7:ddde2d80 r6:83018200 r5:84886b8c r4:8483d280 [ 1325.165632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.165676][ T32] r10:61c88647 r9:84026000 r8:8483d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.165697][ T32] r4:8483d280 [ 1325.165715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.165773][ T32] r10:00000000 r9:8483d280 r8:8027f5e8 r7:dfb49e60 r6:8483d300 r5:84026000 [ 1325.165823][ T32] r4:00000001 [ 1325.165856][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.165893][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1325.165919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.165946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.165973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.166002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.166023][ T32] r4:84856740 [ 1325.166192][ T32] INFO: task kworker/1:34:3177 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.166224][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.166278][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.166345][ T32] Call trace: [ 1325.166389][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.166442][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.166465][ T32] r4:00000000 [ 1325.166491][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.166543][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.166571][ T32] 1d20: d3d91000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.166600][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.166624][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.166647][ T32] r5:800f0013 r4:80239bb0 [ 1325.166666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.166705][ T32] r4:82ac11e4 [ 1325.166738][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.166783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.166805][ T32] r4:e0551dc0 [ 1325.166847][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.166893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.166915][ T32] r4:00000000 [ 1325.166956][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.167014][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.167040][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.167082][ T32] r5:00001000 r4:ec8e5000 [ 1325.167100][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.167137][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.167178][ T32] r5:858c5b8c r4:858c5800 [ 1325.167197][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.167264][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.167289][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.167360][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.167385][ T32] r4:84b6b680 [ 1325.167404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.167447][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.167468][ T32] r4:00000001 [ 1325.167493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.167526][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.167551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.167616][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.167672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.167714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.167751][ T32] r4:84b66900 [ 1325.167772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.167796][ T32] INFO: task kworker/1:35:3179 blocked for more than 451 seconds. [ 1325.167822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.167861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.167903][ T32] task:kworker/1:35 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.167951][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.168026][ T32] Call trace: [ 1325.168114][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.168173][ T32] r10:82918930 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:83a62400 [ 1325.168199][ T32] r4:83a62400 [ 1325.168225][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.168267][ T32] r5:83a62400 r4:8291892c [ 1325.168285][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.168346][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.168395][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1325.168417][ T32] r4:00000000 [ 1325.168435][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.168471][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.168514][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.168636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db380 [ 1325.188456][ T32] r4:00000000 [ 1325.188507][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.188622][ T32] r9:83018205 r8:83a62400 r7:00000000 r6:83018200 r5:00001000 r4:7f313000 [ 1325.189215][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.189322][ T32] r5:00001000 r4:ec3d1000 [ 1325.189376][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.189445][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.189499][ T32] r5:8488778c r4:84887400 [ 1325.189545][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.189597][ T32] r7:ddde2d80 r6:83018200 r5:8488778c r4:8483d380 [ 1325.189620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.189715][ T32] r10:61c88647 r9:83a62400 r8:8483d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.189742][ T32] r4:8483d380 [ 1325.189762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.189808][ T32] r10:00000000 r9:8483d380 r8:8027f5e8 r7:dfb3de60 r6:8483d400 r5:83a62400 [ 1325.189830][ T32] r4:00000001 [ 1325.189849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.189909][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1325.189943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.189973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.190000][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.190028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.190066][ T32] r4:84856b40 [ 1325.190441][ T32] INFO: task kworker/1:35:3179 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.190474][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.190584][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.190647][ T32] Call trace: [ 1325.190710][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.190767][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.190790][ T32] r4:00000000 [ 1325.190828][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.190869][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.190898][ T32] 1d20: d40a1000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.190932][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.190970][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.190999][ T32] r5:800f0013 r4:80239bb0 [ 1325.191043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.191088][ T32] r4:82ac11e4 [ 1325.191108][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.191150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.191172][ T32] r4:e0551dc0 [ 1325.191192][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.191244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.191270][ T32] r4:00000000 [ 1325.191290][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.191362][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.191413][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.191493][ T32] r5:00001000 r4:ec8e5000 [ 1325.191526][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.191569][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.191611][ T32] r5:858c5b8c r4:858c5800 [ 1325.191656][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.191706][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.191751][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.191800][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.191839][ T32] r4:84b6b680 [ 1325.191861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.191957][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.191983][ T32] r4:00000001 [ 1325.192003][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.192086][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.192116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.192144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.192170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.192370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.192396][ T32] r4:84b66900 [ 1325.192459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.192580][ T32] INFO: task kworker/1:36:3180 blocked for more than 451 seconds. [ 1325.192642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.192679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.192701][ T32] task:kworker/1:36 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.192746][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.192811][ T32] Call trace: [ 1325.192951][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.193075][ T32] r10:82918930 r9:dfb6dd84 r8:00000002 r7:60000113 r6:dfb6dd8c r5:83a60c00 [ 1325.193101][ T32] r4:83a60c00 [ 1325.193121][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.193161][ T32] r5:83a60c00 r4:8291892c [ 1325.193180][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.193342][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.193399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb6de08 [ 1325.193422][ T32] r4:00000000 [ 1325.193452][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.193513][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.193801][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.193865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db500 [ 1325.193893][ T32] r4:00000000 [ 1325.193938][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.193987][ T32] r9:83018205 r8:83a60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f315000 [ 1325.194033][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.194080][ T32] r5:00001000 r4:ec483000 [ 1325.194100][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.194140][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.194181][ T32] r5:84886f8c r4:84886c00 [ 1325.194330][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.194381][ T32] r7:ddde2d80 r6:83018200 r5:84886f8c r4:8483d480 [ 1325.194451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.194519][ T32] r10:61c88647 r9:83a60c00 r8:8483d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.194544][ T32] r4:8483d480 [ 1325.194563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.194607][ T32] r10:00000000 r9:8483d480 r8:8027f5e8 r7:dfb55e60 r6:8483d500 r5:83a60c00 [ 1325.194629][ T32] r4:00000001 [ 1325.194647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.194681][ T32] Exception stack(0xdfb6dfb0 to 0xdfb6dff8) [ 1325.194734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.194773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.194803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.194832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.194863][ T32] r4:84856b40 [ 1325.195050][ T32] INFO: task kworker/1:36:3180 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.195132][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.195197][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.195241][ T32] Call trace: [ 1325.195320][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.195375][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.195399][ T32] r4:00000000 [ 1325.195418][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.195483][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.195517][ T32] 1d20: d40a1000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.195546][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.195655][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.195689][ T32] r5:800f0013 r4:80239bb0 [ 1325.195710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.195752][ T32] r4:82ac11e4 [ 1325.195810][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.195859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.195881][ T32] r4:e0551dc0 [ 1325.195932][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.195979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.196001][ T32] r4:00000000 [ 1325.196068][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.196118][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.196323][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.196370][ T32] r5:00001000 r4:ec8e5000 [ 1325.196416][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.196458][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.196509][ T32] r5:858c5b8c r4:858c5800 [ 1325.196557][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.196618][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.196642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.196729][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.196804][ T32] r4:84b6b680 [ 1325.196827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.196871][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.196893][ T32] r4:00000001 [ 1325.196912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.196946][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.196996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.197028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.197055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.197085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.197106][ T32] r4:84b66900 [ 1325.197125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.197148][ T32] INFO: task kworker/1:37:3184 blocked for more than 451 seconds. [ 1325.197251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.197305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.197378][ T32] task:kworker/1:37 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.197506][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.197547][ T32] Call trace: [ 1325.197601][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.197651][ T32] r10:82918930 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:838eb000 [ 1325.197673][ T32] r4:838eb000 [ 1325.197692][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.197757][ T32] r5:838eb000 r4:8291892c [ 1325.197780][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.197820][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.197866][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1325.197888][ T32] r4:00000000 [ 1325.197907][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.197944][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.197979][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.198020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7dc0 [ 1325.198042][ T32] r4:00000000 [ 1325.198062][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.198105][ T32] r9:83018205 r8:838eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f2ff000 [ 1325.198125][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.198167][ T32] r5:00001000 r4:eb7cd000 [ 1325.198209][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.198251][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.198292][ T32] r5:848ecf8c r4:848ecc00 [ 1325.198335][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.198383][ T32] r7:ddde2d80 r6:83018200 r5:848ecf8c r4:8483d580 [ 1325.198403][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.198447][ T32] r10:61c88647 r9:838eb000 r8:8483d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.198468][ T32] r4:8483d580 [ 1325.198519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.198571][ T32] r10:00000000 r9:8483d580 r8:8027f5e8 r7:dfb55e60 r6:8483d600 r5:838eb000 [ 1325.221260][ T32] r4:00000001 [ 1325.221398][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.221470][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1325.221511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.221541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.221605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.221647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.221669][ T32] r4:84856d40 [ 1325.222085][ T32] INFO: task kworker/1:37:3184 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.222151][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.222224][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.222275][ T32] Call trace: [ 1325.222307][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.222385][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.222414][ T32] r4:00000000 [ 1325.222435][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.222474][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.222533][ T32] 1d20: d446a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.222566][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.222592][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.222668][ T32] r5:800f0013 r4:80239bb0 [ 1325.222695][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.222739][ T32] r4:82ac11e4 [ 1325.222809][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.222857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.222879][ T32] r4:e0551dc0 [ 1325.222899][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.222941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.222963][ T32] r4:00000000 [ 1325.222982][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.223029][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.223076][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.223172][ T32] r5:00001000 r4:ec8e5000 [ 1325.223198][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.223240][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.223309][ T32] r5:858c5b8c r4:858c5800 [ 1325.223333][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.223382][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.223403][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.223559][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.223587][ T32] r4:84b6b680 [ 1325.223609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.223656][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.223679][ T32] r4:00000001 [ 1325.223698][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.223783][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.223832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.223865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.223918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.224056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.224181][ T32] r4:84b66900 [ 1325.224309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.224342][ T32] INFO: task kworker/1:38:3185 blocked for more than 451 seconds. [ 1325.224427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.224480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.224563][ T32] task:kworker/1:38 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.224614][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.224687][ T32] Call trace: [ 1325.224771][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.224820][ T32] r10:82918930 r9:dfb7dd84 r8:00000002 r7:60000013 r6:dfb7dd8c r5:838ed400 [ 1325.224844][ T32] r4:838ed400 [ 1325.224874][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.224921][ T32] r5:838ed400 r4:8291892c [ 1325.224941][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.225007][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.225115][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1325.225216][ T32] r4:00000000 [ 1325.225238][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.225280][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.225319][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.225362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db280 [ 1325.225409][ T32] r4:00000000 [ 1325.225433][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.225489][ T32] r9:83018205 r8:838ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f311000 [ 1325.225512][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.225557][ T32] r5:00001000 r4:ec357000 [ 1325.225576][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.225616][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.225659][ T32] r5:8488738c r4:84887000 [ 1325.225680][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.225726][ T32] r7:ddde2d80 r6:83018200 r5:8488738c r4:8483d680 [ 1325.225746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.225818][ T32] r10:61c88647 r9:838ed400 r8:8483d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.225850][ T32] r4:8483d680 [ 1325.225883][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.225932][ T32] r10:00000000 r9:8483d680 r8:8027f5e8 r7:dfb61e60 r6:8483d700 r5:838ed400 [ 1325.225955][ T32] r4:00000001 [ 1325.225974][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.226061][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1325.226092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.226122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.226176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.226218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.226240][ T32] r4:8417c080 [ 1325.226448][ T32] INFO: task kworker/1:38:3185 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.226605][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.226731][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.226782][ T32] Call trace: [ 1325.226812][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.226965][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.227009][ T32] r4:00000000 [ 1325.227156][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.227205][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.227235][ T32] 1d20: d446a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.227316][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.227424][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.227453][ T32] r5:800f0013 r4:80239bb0 [ 1325.227480][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.227524][ T32] r4:82ac11e4 [ 1325.227545][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.227589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.227611][ T32] r4:e0551dc0 [ 1325.227631][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.227675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.227723][ T32] r4:00000000 [ 1325.227783][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.227834][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.227856][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.227899][ T32] r5:00001000 r4:ec8e5000 [ 1325.227936][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.227980][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.228024][ T32] r5:858c5b8c r4:858c5800 [ 1325.228069][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.228145][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.228201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.228252][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.228302][ T32] r4:84b6b680 [ 1325.228326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.228372][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.228496][ T32] r4:00000001 [ 1325.228521][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.228558][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.228635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.249667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.250242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.250320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.250582][ T32] r4:84b66900 [ 1325.250741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.251298][ T32] INFO: task kworker/1:39:3186 blocked for more than 451 seconds. [ 1325.251405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.251467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.251623][ T32] task:kworker/1:39 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.251750][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.251880][ T32] Call trace: [ 1325.252522][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.252639][ T32] r10:82918930 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:8448ec00 [ 1325.252712][ T32] r4:8448ec00 [ 1325.253624][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.253715][ T32] r5:8448ec00 r4:8291892c [ 1325.253770][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.253942][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.254046][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.254397][ T32] r4:00000000 [ 1325.254530][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.254621][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.254707][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.255046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7480 [ 1325.255288][ T32] r4:00000000 [ 1325.255517][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.255635][ T32] r9:83018205 r8:8448ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f30d000 [ 1325.255779][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.255879][ T32] r5:00001000 r4:eb30d000 [ 1325.255921][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.256001][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.256103][ T32] r5:84887f8c r4:84887c00 [ 1325.256154][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.256252][ T32] r7:ddde2d80 r6:83018200 r5:84887f8c r4:8483d780 [ 1325.256325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.256457][ T32] r10:61c88647 r9:8448ec00 r8:8483d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.256512][ T32] r4:8483d780 [ 1325.256594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.256737][ T32] r10:00000000 r9:8483d780 r8:8027f5e8 r7:dfb7de60 r6:8483d800 r5:8448ec00 [ 1325.256863][ T32] r4:00000001 [ 1325.256924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.257030][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.257190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.257257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.257314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.257422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.257473][ T32] r4:8417c180 [ 1325.258216][ T32] INFO: task kworker/1:39:3186 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.258283][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.258517][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.289458][ T32] Call trace: [ 1325.289572][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.289715][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.289809][ T32] r4:00000000 [ 1325.289947][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.290037][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.290121][ T32] 1d20: d4b48000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.290187][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.290240][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.290347][ T32] r5:800f0013 r4:80239bb0 [ 1325.290437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.290553][ T32] r4:82ac11e4 [ 1325.290687][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.290793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.290842][ T32] r4:e0551dc0 [ 1325.290882][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.290966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.291057][ T32] r4:00000000 [ 1325.291106][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.291203][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.291247][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.291339][ T32] r5:00001000 r4:ec8e5000 [ 1325.291397][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.291509][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.291637][ T32] r5:858c5b8c r4:858c5800 [ 1325.291879][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.291984][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.292075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.292255][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.292311][ T32] r4:84b6b680 [ 1325.292424][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.292617][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.292671][ T32] r4:00000001 [ 1325.292714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.292868][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.292929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.292990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.293045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.293159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.293222][ T32] r4:84b66900 [ 1325.293278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.293444][ T32] INFO: task kworker/1:40:3188 blocked for more than 451 seconds. [ 1325.293517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.293571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.293660][ T32] task:kworker/1:40 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.293776][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.293863][ T32] Call trace: [ 1325.294045][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.294138][ T32] r10:82918930 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:84488c00 [ 1325.294184][ T32] r4:84488c00 [ 1325.294349][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.294439][ T32] r5:84488c00 r4:8291892c [ 1325.294484][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.294595][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.294763][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.294815][ T32] r4:00000000 [ 1325.294855][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.294951][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.295028][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.295132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db040 [ 1325.295195][ T32] r4:00000000 [ 1325.295243][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.295336][ T32] r9:83018205 r8:84488c00 r7:00000000 r6:83018200 r5:00001000 r4:7f30f000 [ 1325.295380][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.295483][ T32] r5:00001000 r4:eb579000 [ 1325.295532][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.295612][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.295696][ T32] r5:84887b8c r4:84887800 [ 1325.295750][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.295840][ T32] r7:ddde2d80 r6:83018200 r5:84887b8c r4:8483d880 [ 1325.295883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.295977][ T32] r10:61c88647 r9:84488c00 r8:8483d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.296024][ T32] r4:8483d880 [ 1325.296079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.296238][ T32] r10:00000000 r9:8483d880 r8:8027f5e8 r7:dfb71e60 r6:8483d900 r5:84488c00 [ 1325.296413][ T32] r4:00000001 [ 1325.296460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.296601][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.296720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.296792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.296851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.296977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.297113][ T32] r4:8417c340 [ 1325.297890][ T32] INFO: task kworker/1:40:3188 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.297964][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.298106][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.298304][ T32] Call trace: [ 1325.298522][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.317554][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.317792][ T32] r4:00000000 [ 1325.317847][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.317947][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.317986][ T32] 1d20: d4cc2000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.318017][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.318043][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.318068][ T32] r5:800f0013 r4:80239bb0 [ 1325.318088][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.318159][ T32] r4:82ac11e4 [ 1325.318194][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.318242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.318268][ T32] r4:e0551dc0 [ 1325.318329][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.318378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.318402][ T32] r4:00000000 [ 1325.318422][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.318469][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.318497][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.318558][ T32] r5:00001000 r4:ec8e5000 [ 1325.318579][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.323694][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.323765][ T32] r5:858c5b8c r4:858c5800 [ 1325.323820][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.323884][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.323920][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.323983][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.324009][ T32] r4:84b6b680 [ 1325.324031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.324079][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.324102][ T32] r4:00000001 [ 1325.324122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.324158][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.324187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.324234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.324265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.324296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.324319][ T32] r4:84b66900 [ 1325.324369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.324418][ T32] INFO: task kworker/1:41:3191 blocked for more than 451 seconds. [ 1325.324484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.324516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.324551][ T32] task:kworker/1:41 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.324615][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.324661][ T32] Call trace: [ 1325.324725][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.324777][ T32] r10:82918930 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:8448e000 [ 1325.324906][ T32] r4:8448e000 [ 1325.324932][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.325002][ T32] r5:8448e000 r4:8291892c [ 1325.325026][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.325083][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.325133][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 [ 1325.325157][ T32] r4:00000000 [ 1325.325203][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.325244][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.325308][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.325354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84134600 [ 1325.325377][ T32] r4:00000000 [ 1325.325397][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.325457][ T32] r9:83018205 r8:8448e000 r7:00000000 r6:83018200 r5:00001000 r4:7f30b000 [ 1325.325500][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.325547][ T32] r5:00001000 r4:ead83000 [ 1325.325567][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.325606][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.325648][ T32] r5:84885f8c r4:84885c00 [ 1325.325711][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.325760][ T32] r7:ddde2d80 r6:83018200 r5:84885f8c r4:8483d980 [ 1325.325781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.325856][ T32] r10:61c88647 r9:8448e000 r8:8483d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.325882][ T32] r4:8483d980 [ 1325.325901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.325945][ T32] r10:00000000 r9:8483d980 r8:8027f5e8 r7:dfb71e60 r6:8483da00 r5:8448e000 [ 1325.325966][ T32] r4:00000001 [ 1325.326012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.326050][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) [ 1325.326078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.326138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.326171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.326245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.326271][ T32] r4:8417c500 [ 1325.326705][ T32] INFO: task kworker/1:41:3191 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.326845][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.326944][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.327084][ T32] Call trace: [ 1325.327135][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.327196][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.327256][ T32] r4:00000000 [ 1325.327280][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.327320][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.327348][ T32] 1d20: d4cc2000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.327377][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.327404][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.327453][ T32] r5:800f0013 r4:80239bb0 [ 1325.327511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.327557][ T32] r4:82ac11e4 [ 1325.327600][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.327657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.327749][ T32] r4:e0551dc0 [ 1325.327801][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.327882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.327908][ T32] r4:00000000 [ 1325.327953][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.328006][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.328053][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.328178][ T32] r5:00001000 r4:ec8e5000 [ 1325.328214][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.328257][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.328302][ T32] r5:858c5b8c r4:858c5800 [ 1325.328321][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.328419][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.328445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.328499][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.328523][ T32] r4:84b6b680 [ 1325.328542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.328660][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.346092][ T32] r4:00000001 [ 1325.346132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.346203][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.346290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.346352][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.346493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.346548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.346588][ T32] r4:84b66900 [ 1325.346615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.346646][ T32] INFO: task kworker/1:42:3193 blocked for more than 451 seconds. [ 1325.346695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.346724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.346745][ T32] task:kworker/1:42 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.346798][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.346887][ T32] Call trace: [ 1325.346979][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.347031][ T32] r10:82918930 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:8448d400 [ 1325.347054][ T32] r4:8448d400 [ 1325.347074][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.347115][ T32] r5:8448d400 r4:8291892c [ 1325.347134][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.347173][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.347219][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1325.347241][ T32] r4:00000000 [ 1325.347259][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.347297][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.347335][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.347377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7b40 [ 1325.347399][ T32] r4:00000000 [ 1325.347448][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.347545][ T32] r9:83018205 r8:8448d400 r7:00000000 r6:83018200 r5:00001000 r4:7f301000 [ 1325.347571][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.347614][ T32] r5:00001000 r4:eb84d000 [ 1325.347634][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.347700][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.347746][ T32] r5:848ed38c r4:848ed000 [ 1325.347817][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.347899][ T32] r7:ddde2d80 r6:83018200 r5:848ed38c r4:8483da80 [ 1325.347924][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.347970][ T32] r10:61c88647 r9:8448d400 r8:8483daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.347992][ T32] r4:8483da80 [ 1325.348016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.348062][ T32] r10:00000000 r9:8483da80 r8:8027f5e8 r7:dfbade60 r6:8483db00 r5:8448d400 [ 1325.348084][ T32] r4:00000001 [ 1325.348128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.348207][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1325.348289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.348322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.348367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.348556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.349029][ T32] r4:8417c140 [ 1325.354401][ T32] INFO: task kworker/1:42:3193 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.354511][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.354628][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.354692][ T32] Call trace: [ 1325.354804][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.354864][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.354889][ T32] r4:00000000 [ 1325.354936][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.354980][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.355012][ T32] 1d20: d4fc1000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.355069][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.355180][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.355208][ T32] r5:800f0013 r4:80239bb0 [ 1325.355231][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.355303][ T32] r4:82ac11e4 [ 1325.355328][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.355373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.355423][ T32] r4:e0551dc0 [ 1325.355451][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.355501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.355601][ T32] r4:00000000 [ 1325.355635][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.355727][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.355777][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.355825][ T32] r5:00001000 r4:ec8e5000 [ 1325.355871][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.355916][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.355960][ T32] r5:858c5b8c r4:858c5800 [ 1325.355994][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.356046][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.356067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.356114][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.356164][ T32] r4:84b6b680 [ 1325.356188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.356235][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.356258][ T32] r4:00000001 [ 1325.356277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.356328][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.356363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.356402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.356452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.356515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.356549][ T32] r4:84b66900 [ 1325.356571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.356603][ T32] INFO: task kworker/1:43:3194 blocked for more than 451 seconds. [ 1325.356661][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.356702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.356724][ T32] task:kworker/1:43 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.356825][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.356887][ T32] Call trace: [ 1325.356928][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.356984][ T32] r10:82918930 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:8448c800 [ 1325.357077][ T32] r4:8448c800 [ 1325.357128][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.357173][ T32] r5:8448c800 r4:8291892c [ 1325.357192][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.357232][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.357278][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1325.357326][ T32] r4:00000000 [ 1325.357350][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.357390][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.357427][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.357471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7400 [ 1325.357525][ T32] r4:00000000 [ 1325.357560][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.357606][ T32] r9:83018205 r8:8448c800 r7:00000000 r6:83018200 r5:00001000 r4:7f307000 [ 1325.357627][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.357668][ T32] r5:00001000 r4:dfbf3000 [ 1325.357698][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.357753][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.357826][ T32] r5:848ec78c r4:848ec400 [ 1325.357849][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.357921][ T32] r7:ddde2d80 r6:83018200 r5:848ec78c r4:8483db80 [ 1325.358000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.358050][ T32] r10:61c88647 r9:8448c800 r8:8483dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.358073][ T32] r4:8483db80 [ 1325.358118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.358193][ T32] r10:00000000 r9:8483db80 r8:8027f5e8 r7:dfbb9e60 r6:8483dc00 r5:8448c800 [ 1325.358220][ T32] r4:00000001 [ 1325.358368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.358406][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1325.358458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.358495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.358537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.358662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.375918][ T32] r4:8417c140 [ 1325.376390][ T32] INFO: task kworker/1:43:3194 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.376430][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.376516][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.376576][ T32] Call trace: [ 1325.376626][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.376682][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.376712][ T32] r4:00000000 [ 1325.376812][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.376858][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.376945][ T32] 1d20: d5345000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.377010][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.377078][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.377112][ T32] r5:800f0013 r4:80239bb0 [ 1325.377158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.377206][ T32] r4:82ac11e4 [ 1325.377227][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.377270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.377293][ T32] r4:e0551dc0 [ 1325.377312][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.377354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.377404][ T32] r4:00000000 [ 1325.377427][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.377516][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.377571][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.377619][ T32] r5:00001000 r4:ec8e5000 [ 1325.377639][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.377680][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.377722][ T32] r5:858c5b8c r4:858c5800 [ 1325.377743][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.377801][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.377826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.377908][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.377946][ T32] r4:84b6b680 [ 1325.377971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.378026][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.378102][ T32] r4:00000001 [ 1325.378125][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.378162][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.378217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.378249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.378279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.378308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.378330][ T32] r4:84b66900 [ 1325.378350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.378378][ T32] INFO: task kworker/1:44:3197 blocked for more than 451 seconds. [ 1325.378447][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.378483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.378533][ T32] task:kworker/1:44 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.378597][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.382470][ T32] Call trace: [ 1325.382534][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.382597][ T32] r10:82918930 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:8448b000 [ 1325.382631][ T32] r4:8448b000 [ 1325.382652][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.382693][ T32] r5:8448b000 r4:8291892c [ 1325.382712][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.382753][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.382814][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1325.382840][ T32] r4:00000000 [ 1325.382859][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.382897][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.382936][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.383003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e70c0 [ 1325.383029][ T32] r4:00000000 [ 1325.383072][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.383149][ T32] r9:83018205 r8:8448b000 r7:00000000 r6:83018200 r5:00001000 r4:7f309000 [ 1325.383174][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.383222][ T32] r5:00001000 r4:dfc7f000 [ 1325.383243][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.383308][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.383355][ T32] r5:848ec38c r4:848ec000 [ 1325.383375][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.383421][ T32] r7:ddde2d80 r6:83018200 r5:848ec38c r4:8483dc80 [ 1325.383441][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.383492][ T32] r10:61c88647 r9:8448b000 r8:8483dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.383516][ T32] r4:8483dc80 [ 1325.383535][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.383579][ T32] r10:00000000 r9:8483dc80 r8:8027f5e8 r7:dfbb9e60 r6:8483dd00 r5:8448b000 [ 1325.383600][ T32] r4:00000001 [ 1325.383620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.383655][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1325.383684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.383713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.383740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.383769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.383790][ T32] r4:8417cb00 [ 1325.384149][ T32] INFO: task kworker/1:44:3197 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.384205][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.384320][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.384371][ T32] Call trace: [ 1325.384402][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.384484][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.384515][ T32] r4:00000000 [ 1325.384535][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.384572][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.384599][ T32] 1d20: d5345000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.384628][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.384652][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.384676][ T32] r5:800f0013 r4:80239bb0 [ 1325.384724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.384770][ T32] r4:82ac11e4 [ 1325.384790][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.384833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.384854][ T32] r4:e0551dc0 [ 1325.384873][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.384914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.384935][ T32] r4:00000000 [ 1325.384954][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.384999][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.385020][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.385060][ T32] r5:00001000 r4:ec8e5000 [ 1325.385079][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.385116][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.385185][ T32] r5:858c5b8c r4:858c5800 [ 1325.385211][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.385265][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.385288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.385335][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.385357][ T32] r4:84b6b680 [ 1325.385376][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.385420][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.385447][ T32] r4:00000001 [ 1325.385467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.385512][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.385545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.385574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.385613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.385646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.385668][ T32] r4:84b66900 [ 1325.385693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.385721][ T32] INFO: task kworker/1:45:3199 blocked for more than 451 seconds. [ 1325.385751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.385775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.385807][ T32] task:kworker/1:45 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.385887][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.385953][ T32] Call trace: [ 1325.386147][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.386222][ T32] r10:82918930 r9:dfbd9d84 r8:00000002 r7:60000013 r6:dfbd9d8c r5:84489800 [ 1325.386248][ T32] r4:84489800 [ 1325.386268][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.386321][ T32] r5:84489800 r4:8291892c [ 1325.386343][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.386383][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.386428][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.386450][ T32] r4:00000000 [ 1325.386468][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.386525][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.386564][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.386605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7680 [ 1325.386628][ T32] r4:00000000 [ 1325.386647][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.386703][ T32] r9:83018205 r8:84489800 r7:00000000 r6:83018200 r5:00001000 r4:7f305000 [ 1325.386727][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.386769][ T32] r5:00001000 r4:eba31000 [ 1325.386789][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.386827][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.386867][ T32] r5:848ed78c r4:848ed400 [ 1325.386886][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.386930][ T32] r7:ddde2d80 r6:83018200 r5:848ed78c r4:8483dd80 [ 1325.386951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.386995][ T32] r10:61c88647 r9:84489800 r8:8483ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.387029][ T32] r4:8483dd80 [ 1325.387052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.387112][ T32] r10:00000000 r9:8483dd80 r8:8027f5e8 r7:dfbb9e60 r6:8483de00 r5:84489800 [ 1325.387161][ T32] r4:00000001 [ 1325.387184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.387219][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.387245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.387299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.387329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.387357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.387379][ T32] r4:8417ccc0 [ 1325.387556][ T32] INFO: task kworker/1:45:3199 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.387587][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.387642][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.387685][ T32] Call trace: [ 1325.387805][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.387873][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.387924][ T32] r4:00000000 [ 1325.387949][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.388040][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.388072][ T32] 1d20: d5345000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.388101][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.388125][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.388174][ T32] r5:800f0013 r4:80239bb0 [ 1325.388198][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.388238][ T32] r4:82ac11e4 [ 1325.388258][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.388299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.388322][ T32] r4:e0551dc0 [ 1325.388341][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.388407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.388515][ T32] r4:00000000 [ 1325.388540][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.408019][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.408099][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.408199][ T32] r5:00001000 r4:ec8e5000 [ 1325.408225][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.408326][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.408374][ T32] r5:858c5b8c r4:858c5800 [ 1325.408425][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.408481][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.408504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.408579][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.408677][ T32] r4:84b6b680 [ 1325.409198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.409263][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.409301][ T32] r4:00000001 [ 1325.409325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.409363][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.409393][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.409424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.409451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.409486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.409509][ T32] r4:84b66900 [ 1325.409648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.409693][ T32] INFO: task kworker/1:46:3200 blocked for more than 451 seconds. [ 1325.409732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.409757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.409779][ T32] task:kworker/1:46 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.409863][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.409915][ T32] Call trace: [ 1325.409946][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.409998][ T32] r10:82918930 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:8448bc00 [ 1325.410033][ T32] r4:8448bc00 [ 1325.410133][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.410226][ T32] r5:8448bc00 r4:8291892c [ 1325.410252][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.410322][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.410377][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 [ 1325.410427][ T32] r4:00000000 [ 1325.410450][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.410496][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.410583][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.410632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e78c0 [ 1325.410656][ T32] r4:00000000 [ 1325.410676][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.410750][ T32] r9:83018205 r8:8448bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f303000 [ 1325.410776][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.410820][ T32] r5:00001000 r4:eb955000 [ 1325.411133][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.411205][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.411253][ T32] r5:848edb8c r4:848ed800 [ 1325.411274][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.411320][ T32] r7:ddde2d80 r6:83018200 r5:848edb8c r4:8483de80 [ 1325.411341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.411387][ T32] r10:61c88647 r9:8448bc00 r8:8483deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.411436][ T32] r4:8483de80 [ 1325.411505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.411634][ T32] r10:00000000 r9:8483de80 r8:8027f5e8 r7:dfbb9e60 r6:8483df00 r5:8448bc00 [ 1325.411662][ T32] r4:00000001 [ 1325.411682][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.411717][ T32] Exception stack(0xdfb89fb0 to 0xdfb89ff8) [ 1325.411744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.411775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.411822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.411881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.411907][ T32] r4:8417cf00 [ 1325.412279][ T32] INFO: task kworker/1:46:3200 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.412313][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.412501][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.412552][ T32] Call trace: [ 1325.412583][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.412632][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.412654][ T32] r4:00000000 [ 1325.412675][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.412712][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.412752][ T32] 1d20: d5549000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.412787][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.412850][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.412878][ T32] r5:800f0013 r4:80239bb0 [ 1325.412899][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.412941][ T32] r4:82ac11e4 [ 1325.412961][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.413030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.413094][ T32] r4:e0551dc0 [ 1325.413144][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.413244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.413270][ T32] r4:00000000 [ 1325.413290][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.413345][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.413398][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.413450][ T32] r5:00001000 r4:ec8e5000 [ 1325.413470][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.413595][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.413659][ T32] r5:858c5b8c r4:858c5800 [ 1325.413706][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.413758][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.413779][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.413826][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.413848][ T32] r4:84b6b680 [ 1325.413879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.413928][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.413952][ T32] r4:00000001 [ 1325.413989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.414026][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.414053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.414082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.414109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.414137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.414159][ T32] r4:84b66900 [ 1325.414178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.414202][ T32] INFO: task kworker/1:47:3203 blocked for more than 451 seconds. [ 1325.414228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.414252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.414272][ T32] task:kworker/1:47 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.414340][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.414384][ T32] Call trace: [ 1325.414413][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.414457][ T32] r10:82918930 r9:dfbf1d84 r8:00000002 r7:60000013 r6:dfbf1d8c r5:84144800 [ 1325.414493][ T32] r4:84144800 [ 1325.414530][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.414573][ T32] r5:84144800 r4:8291892c [ 1325.414592][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.414629][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.414674][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1325.414722][ T32] r4:00000000 [ 1325.414854][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.414935][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.415020][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.415069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85586380 [ 1325.415093][ T32] r4:00000000 [ 1325.415112][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.415159][ T32] r9:83018205 r8:84144800 r7:00000000 r6:83018200 r5:00001000 r4:7f227000 [ 1325.415206][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.415258][ T32] r5:00001000 r4:eba07000 [ 1325.415305][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.415348][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.415391][ T32] r5:858ceb8c r4:858ce800 [ 1325.415409][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.415481][ T32] r7:ddde2d80 r6:83018200 r5:858ceb8c r4:8483df80 [ 1325.415507][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.415555][ T32] r10:61c88647 r9:84144800 r8:8483dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.415576][ T32] r4:8483df80 [ 1325.415606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.415655][ T32] r10:00000000 r9:8483df80 r8:8027f5e8 r7:dfbb9e60 r6:84133000 r5:84144800 [ 1325.415677][ T32] r4:00000001 [ 1325.415707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.415744][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1325.415770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.415823][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.415958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.416015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.416041][ T32] r4:8417f100 [ 1325.416226][ T32] INFO: task kworker/1:47:3203 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.416259][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.416346][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.416397][ T32] Call trace: [ 1325.416427][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.416498][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.416526][ T32] r4:00000000 [ 1325.416546][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.416609][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.416641][ T32] 1d20: d5549000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.416671][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.416699][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.416726][ T32] r5:800f0013 r4:80239bb0 [ 1325.416747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.416821][ T32] r4:82ac11e4 [ 1325.416923][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.416977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.417007][ T32] r4:e0551dc0 [ 1325.417051][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.417176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.417202][ T32] r4:00000000 [ 1325.417220][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.417318][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.417367][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.417438][ T32] r5:00001000 r4:ec8e5000 [ 1325.417475][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.417520][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.417562][ T32] r5:858c5b8c r4:858c5800 [ 1325.417610][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.417661][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.417681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.417745][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.417769][ T32] r4:84b6b680 [ 1325.417788][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.417831][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.417853][ T32] r4:00000001 [ 1325.417871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.418006][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.418127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.418161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.418187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.418216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.418238][ T32] r4:84b66900 [ 1325.418257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.418282][ T32] INFO: task kworker/1:48:3206 blocked for more than 451 seconds. [ 1325.418309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.418461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.418520][ T32] task:kworker/1:48 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.451177][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.451292][ T32] Call trace: [ 1325.451384][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.451476][ T32] r10:82918930 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:84146000 [ 1325.451527][ T32] r4:84146000 [ 1325.451602][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.451722][ T32] r5:84146000 r4:8291892c [ 1325.451746][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.451788][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.451835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1325.451883][ T32] r4:00000000 [ 1325.451906][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.451945][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.451986][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.452055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8417cd00 [ 1325.452106][ T32] r4:00000000 [ 1325.452130][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.452206][ T32] r9:83018205 r8:84146000 r7:00000000 r6:83018200 r5:00001000 r4:7f25d000 [ 1325.452282][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.452331][ T32] r5:00001000 r4:ec967000 [ 1325.452377][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.452422][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.452495][ T32] r5:850e7f8c r4:850e7c00 [ 1325.452519][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.452569][ T32] r7:ddde2d80 r6:83018200 r5:850e7f8c r4:84133080 [ 1325.452592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.452639][ T32] r10:61c88647 r9:84146000 r8:841330ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.452661][ T32] r4:84133080 [ 1325.452695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.452746][ T32] r10:00000000 r9:84133080 r8:8027f5e8 r7:dfbf1e60 r6:84133100 r5:84146000 [ 1325.452768][ T32] r4:00000001 [ 1325.452812][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.452855][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.452896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.452929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.452958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.453016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.453071][ T32] r4:8417f480 [ 1325.453497][ T32] INFO: task kworker/1:48:3206 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.453533][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.453640][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.453755][ T32] Call trace: [ 1325.453803][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.453854][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.453878][ T32] r4:00000000 [ 1325.453898][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.453960][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.453993][ T32] 1d20: d5b0c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.454025][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.454051][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.454075][ T32] r5:800f0013 r4:80239bb0 [ 1325.454119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.454166][ T32] r4:82ac11e4 [ 1325.454187][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.454230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.454286][ T32] r4:e0551dc0 [ 1325.454319][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.454388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.454414][ T32] r4:00000000 [ 1325.454435][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.454488][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.454527][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.454570][ T32] r5:00001000 r4:ec8e5000 [ 1325.454589][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.454651][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.454697][ T32] r5:858c5b8c r4:858c5800 [ 1325.454717][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.454762][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.454783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.454828][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.454860][ T32] r4:84b6b680 [ 1325.454885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.454931][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.454953][ T32] r4:00000001 [ 1325.454983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.455022][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.455059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.455092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.455118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.455146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.455181][ T32] r4:84b66900 [ 1325.455206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.455249][ T32] INFO: task kworker/0:4:3207 blocked for more than 451 seconds. [ 1325.455309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.455339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.455362][ T32] task:kworker/0:4 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.455433][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.455492][ T32] Call trace: [ 1325.455522][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.455592][ T32] r10:82918930 r9:dfbfdd84 r8:00000002 r7:60000013 r6:dfbfdd8c r5:84488000 [ 1325.455619][ T32] r4:84488000 [ 1325.455638][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.455678][ T32] r5:84488000 r4:8291892c [ 1325.455697][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.455737][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.455806][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 [ 1325.455832][ T32] r4:00000000 [ 1325.455852][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.455920][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.455960][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.456001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818300 [ 1325.456024][ T32] r4:00000000 [ 1325.456042][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.456098][ T32] r9:83018005 r8:84488000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1325.456134][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.456179][ T32] r5:00001000 r4:ec343000 [ 1325.456200][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.456237][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.456278][ T32] r5:857e6f8c r4:857e6c00 [ 1325.456296][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.456339][ T32] r7:dddced80 r6:83018000 r5:857e6f8c r4:840aaf80 [ 1325.456359][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.456402][ T32] r10:61c88647 r9:84488000 r8:840aafac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.456423][ T32] r4:840aaf80 [ 1325.456459][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.456511][ T32] r10:00000000 r9:840aaf80 r8:8027f5e8 r7:df9c9e60 r6:84133180 r5:84488000 [ 1325.456554][ T32] r4:00000001 [ 1325.456577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.456637][ T32] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 1325.456667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.456706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.456761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.456792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.456815][ T32] r4:848953c0 [ 1325.457015][ T32] INFO: task kworker/0:4:3207 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.457047][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.457102][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.457200][ T32] Call trace: [ 1325.457233][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.457307][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.457334][ T32] r4:00000000 [ 1325.457354][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.457422][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.457453][ T32] 1d20: d5b0c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.457488][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.457532][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.457558][ T32] r5:800f0013 r4:80239bb0 [ 1325.457578][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.457618][ T32] r4:82ac11e4 [ 1325.457636][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.457676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.457724][ T32] r4:e0551dc0 [ 1325.457774][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.457820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.457853][ T32] r4:00000000 [ 1325.457950][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.458026][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.458051][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.458093][ T32] r5:00001000 r4:ec8e5000 [ 1325.458112][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.458174][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.458246][ T32] r5:858c5b8c r4:858c5800 [ 1325.458268][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.458339][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.458391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.458439][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.458488][ T32] r4:84b6b680 [ 1325.458545][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.473782][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.473884][ T32] r4:00000001 [ 1325.473910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.473970][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.474016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.474069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.474125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.474159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.474181][ T32] r4:84b66900 [ 1325.474279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.474315][ T32] INFO: task kworker/1:49:3209 blocked for more than 451 seconds. [ 1325.474349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.474401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.474425][ T32] task:kworker/1:49 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.474491][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.474588][ T32] Call trace: [ 1325.474654][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.474705][ T32] r10:82918930 r9:dfc21d84 r8:00000002 r7:60000113 r6:dfc21d8c r5:84145400 [ 1325.474755][ T32] r4:84145400 [ 1325.474788][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.474834][ T32] r5:84145400 r4:8291892c [ 1325.474881][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.475002][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.475053][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 1325.475076][ T32] r4:00000000 [ 1325.475097][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.475153][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.475198][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.475241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94400 [ 1325.475264][ T32] r4:00000000 [ 1325.475284][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.475330][ T32] r9:83018205 r8:84145400 r7:00000000 r6:83018200 r5:00001000 r4:7f281000 [ 1325.475351][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.475393][ T32] r5:00001000 r4:ecb91000 [ 1325.475413][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.475458][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.475508][ T32] r5:848ee38c r4:848ee000 [ 1325.475555][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.475606][ T32] r7:ddde2d80 r6:83018200 r5:848ee38c r4:84133200 [ 1325.475627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.475735][ T32] r10:61c88647 r9:84145400 r8:8413322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.475764][ T32] r4:84133200 [ 1325.475784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.475860][ T32] r10:00000000 r9:84133200 r8:8027f5e8 r7:dfc09e60 r6:84133280 r5:84145400 [ 1325.475886][ T32] r4:00000001 [ 1325.475906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.475945][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1325.475974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.476052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.476109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.476142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.476165][ T32] r4:8417f3c0 [ 1325.476608][ T32] INFO: task kworker/1:49:3209 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.476668][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.476736][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.476783][ T32] Call trace: [ 1325.477038][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.477093][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.477117][ T32] r4:00000000 [ 1325.477163][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.477231][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.477279][ T32] 1d20: d5c46000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.477312][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.477367][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.477408][ T32] r5:800f0013 r4:80239bb0 [ 1325.477431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.477483][ T32] r4:82ac11e4 [ 1325.477505][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.477550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.477572][ T32] r4:e0551dc0 [ 1325.477609][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.477680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.477706][ T32] r4:00000000 [ 1325.477803][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.477858][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.477918][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.477983][ T32] r5:00001000 r4:ec8e5000 [ 1325.478017][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.478113][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.478166][ T32] r5:858c5b8c r4:858c5800 [ 1325.478185][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.478231][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.478253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.478297][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.478349][ T32] r4:84b6b680 [ 1325.478373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.478428][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.478453][ T32] r4:00000001 [ 1325.478479][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.478557][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.478588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.478668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.491336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.491392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.491420][ T32] r4:84b66900 [ 1325.491446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.491489][ T32] INFO: task kworker/1:50:3212 blocked for more than 451 seconds. [ 1325.491525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.491552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.491574][ T32] task:kworker/1:50 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.491632][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.491728][ T32] Call trace: [ 1325.491796][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.491851][ T32] r10:82918930 r9:dfbe5d84 r8:00000002 r7:60000113 r6:dfbe5d8c r5:84968c00 [ 1325.491875][ T32] r4:84968c00 [ 1325.491895][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.491937][ T32] r5:84968c00 r4:8291892c [ 1325.491958][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.492088][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.492145][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1325.492171][ T32] r4:00000000 [ 1325.492191][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.492231][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.492272][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.492315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b945c0 [ 1325.492348][ T32] r4:00000000 [ 1325.492397][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.492461][ T32] r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f227000 [ 1325.492492][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.492537][ T32] r5:00001000 r4:dfc2b000 [ 1325.492557][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.492597][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.492639][ T32] r5:848edf8c r4:848edc00 [ 1325.492686][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.492767][ T32] r7:ddde2d80 r6:83018200 r5:848edf8c r4:84133300 [ 1325.492845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.492925][ T32] r10:61c88647 r9:84968c00 r8:8413332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.492951][ T32] r4:84133300 [ 1325.492972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.493018][ T32] r10:00000000 r9:84133300 r8:8027f5e8 r7:dfc21e60 r6:84133380 r5:84968c00 [ 1325.493039][ T32] r4:00000001 [ 1325.493059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.493120][ T32] Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) [ 1325.493151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.493182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.493209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.493238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.493260][ T32] r4:8417f880 [ 1325.493710][ T32] INFO: task kworker/1:50:3212 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.493753][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.493814][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.493912][ T32] Call trace: [ 1325.493952][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.494005][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.494029][ T32] r4:00000000 [ 1325.494131][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.494208][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.494248][ T32] 1d20: d5edf000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.494278][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.494302][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.494326][ T32] r5:800f0013 r4:80239bb0 [ 1325.494429][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.494484][ T32] r4:82ac11e4 [ 1325.494520][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.494565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.494588][ T32] r4:e0551dc0 [ 1325.494609][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.494651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.494692][ T32] r4:00000000 [ 1325.494715][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.494762][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.494794][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.494867][ T32] r5:00001000 r4:ec8e5000 [ 1325.494890][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.494930][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.494972][ T32] r5:858c5b8c r4:858c5800 [ 1325.494991][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.495036][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.495082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.495157][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.495183][ T32] r4:84b6b680 [ 1325.495203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.495248][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.495282][ T32] r4:00000001 [ 1325.495319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.495382][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.495428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.495475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.495505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.495534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.495556][ T32] r4:84b66900 [ 1325.495576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.495599][ T32] INFO: task kworker/1:51:3213 blocked for more than 451 seconds. [ 1325.495626][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.495649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.495669][ T32] task:kworker/1:51 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.495713][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.495754][ T32] Call trace: [ 1325.495807][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.495866][ T32] r10:82918930 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:84969800 [ 1325.495928][ T32] r4:84969800 [ 1325.495951][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.496004][ T32] r5:84969800 r4:8291892c [ 1325.496028][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.496068][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.496114][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1325.496135][ T32] r4:00000000 [ 1325.496166][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.496207][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.496244][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.496285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94680 [ 1325.496308][ T32] r4:00000000 [ 1325.496326][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.496369][ T32] r9:83018205 r8:84969800 r7:00000000 r6:83018200 r5:00001000 r4:7f283000 [ 1325.496390][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.496456][ T32] r5:00001000 r4:ea9ad000 [ 1325.496484][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.496523][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.496564][ T32] r5:848ecb8c r4:848ec800 [ 1325.496583][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.496651][ T32] r7:ddde2d80 r6:83018200 r5:848ecb8c r4:84133400 [ 1325.496781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.496831][ T32] r10:61c88647 r9:84969800 r8:8413342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.496854][ T32] r4:84133400 [ 1325.496877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.496921][ T32] r10:00000000 r9:84133400 r8:8027f5e8 r7:dfbe5e60 r6:84133480 r5:84969800 [ 1325.496945][ T32] r4:00000001 [ 1325.496974][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.497038][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1325.497073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.497104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.497131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.497161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.497183][ T32] r4:8417f980 [ 1325.497386][ T32] INFO: task kworker/1:51:3213 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.497417][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.497521][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.497567][ T32] Call trace: [ 1325.497624][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.497687][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.497713][ T32] r4:00000000 [ 1325.497760][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.497851][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.497891][ T32] 1d20: d5edf000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.497919][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.497944][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.497967][ T32] r5:800f0013 r4:80239bb0 [ 1325.497987][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.498060][ T32] r4:82ac11e4 [ 1325.498108][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.498154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.498205][ T32] r4:e0551dc0 [ 1325.498277][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.498322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.498370][ T32] r4:00000000 [ 1325.498392][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.498438][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.498460][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.498561][ T32] r5:00001000 r4:ec8e5000 [ 1325.498633][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.519084][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.519238][ T32] r5:858c5b8c r4:858c5800 [ 1325.519295][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.519351][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.519385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.519440][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.519499][ T32] r4:84b6b680 [ 1325.519549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.519604][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.519655][ T32] r4:00000001 [ 1325.519679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.519720][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.519754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.519786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.519816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.519876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.519903][ T32] r4:84b66900 [ 1325.519954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.519993][ T32] INFO: task kworker/1:52:3215 blocked for more than 452 seconds. [ 1325.520030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.520058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.520081][ T32] task:kworker/1:52 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.520267][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.520365][ T32] Call trace: [ 1325.520405][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.520461][ T32] r10:82918930 r9:dfc39d84 r8:00000002 r7:60000113 r6:dfc39d8c r5:8496b000 [ 1325.520491][ T32] r4:8496b000 [ 1325.520540][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.520615][ T32] r5:8496b000 r4:8291892c [ 1325.520672][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.520718][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.520770][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc39e08 [ 1325.520824][ T32] r4:00000000 [ 1325.520847][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.520943][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.520989][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.521034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1b40 [ 1325.521068][ T32] r4:00000000 [ 1325.521102][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.521155][ T32] r9:83018205 r8:8496b000 r7:00000000 r6:83018200 r5:00001000 r4:7f215000 [ 1325.521178][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.521319][ T32] r5:00001000 r4:eb55f000 [ 1325.521342][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.521383][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.521426][ T32] r5:850e778c r4:850e7400 [ 1325.521528][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.521581][ T32] r7:ddde2d80 r6:83018200 r5:850e778c r4:84133500 [ 1325.521657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.521735][ T32] r10:61c88647 r9:8496b000 r8:8413352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.521786][ T32] r4:84133500 [ 1325.521808][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.521855][ T32] r10:00000000 r9:84133500 r8:8027f5e8 r7:dfbe5e60 r6:84133580 r5:8496b000 [ 1325.521878][ T32] r4:00000001 [ 1325.521897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.521932][ T32] Exception stack(0xdfc39fb0 to 0xdfc39ff8) [ 1325.521987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.522020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.522046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.522095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.522120][ T32] r4:8417fc40 [ 1325.522565][ T32] INFO: task kworker/1:52:3215 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.522603][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.522697][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.522771][ T32] Call trace: [ 1325.522802][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.522850][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.522873][ T32] r4:00000000 [ 1325.522893][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.522931][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.522960][ T32] 1d20: d6150000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.522991][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.523016][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.523040][ T32] r5:800f0013 r4:80239bb0 [ 1325.523060][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.523128][ T32] r4:82ac11e4 [ 1325.523154][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.523199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.523221][ T32] r4:e0551dc0 [ 1325.523252][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.523298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.523348][ T32] r4:00000000 [ 1325.523381][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.523432][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.523454][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.523504][ T32] r5:00001000 r4:ec8e5000 [ 1325.523524][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.523563][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.523606][ T32] r5:858c5b8c r4:858c5800 [ 1325.523625][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.523671][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.523692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.523764][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.523790][ T32] r4:84b6b680 [ 1325.523811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.523858][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.523880][ T32] r4:00000001 [ 1325.523899][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.523934][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.523960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.523989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.524016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.524045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.524067][ T32] r4:84b66900 [ 1325.524087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.524110][ T32] INFO: task kworker/1:53:3218 blocked for more than 452 seconds. [ 1325.524137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.524273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.524298][ T32] task:kworker/1:53 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.524382][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.524452][ T32] Call trace: [ 1325.524495][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.524566][ T32] r10:82918930 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:83a48c00 [ 1325.524655][ T32] r4:83a48c00 [ 1325.524703][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.524747][ T32] r5:83a48c00 r4:8291892c [ 1325.524767][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.524806][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.524869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1325.524944][ T32] r4:00000000 [ 1325.524967][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.525030][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.525071][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.525112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8417f880 [ 1325.525135][ T32] r4:00000000 [ 1325.525190][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.525238][ T32] r9:83018205 r8:83a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.525284][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.525404][ T32] r5:00001000 r4:dfb3f000 [ 1325.525454][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.525531][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.525578][ T32] r5:850e7b8c r4:850e7800 [ 1325.525632][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.525679][ T32] r7:ddde2d80 r6:83018200 r5:850e7b8c r4:84133600 [ 1325.525699][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.525745][ T32] r10:61c88647 r9:83a48c00 r8:8413362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.525767][ T32] r4:84133600 [ 1325.525804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.525850][ T32] r10:00000000 r9:84133600 r8:8027f5e8 r7:dfc39e60 r6:840aaf00 r5:83a48c00 [ 1325.525872][ T32] r4:00000001 [ 1325.525891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.525925][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1325.525951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.525979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.526006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.526034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.526056][ T32] r4:84134000 [ 1325.526265][ T32] INFO: task kworker/1:53:3218 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.526297][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.526351][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.526394][ T32] Call trace: [ 1325.526422][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.526474][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.526512][ T32] r4:00000000 [ 1325.526562][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.526605][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.526634][ T32] 1d20: d6150000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.526663][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.526688][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.526711][ T32] r5:800f0013 r4:80239bb0 [ 1325.526730][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.526769][ T32] r4:82ac11e4 [ 1325.526789][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.526831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.526853][ T32] r4:e0551dc0 [ 1325.526889][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.526935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.526957][ T32] r4:00000000 [ 1325.526987][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.527035][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.527055][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.527096][ T32] r5:00001000 r4:ec8e5000 [ 1325.527141][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.527182][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.527223][ T32] r5:858c5b8c r4:858c5800 [ 1325.527243][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.527288][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.527308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.527351][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.527373][ T32] r4:84b6b680 [ 1325.527392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.527453][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.527561][ T32] r4:00000001 [ 1325.527585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.527620][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.527672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.527714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.527770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.527803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.527850][ T32] r4:84b66900 [ 1325.527881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.527931][ T32] INFO: task kworker/1:54:3219 blocked for more than 452 seconds. [ 1325.527981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.528005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.528025][ T32] task:kworker/1:54 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.528155][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.528224][ T32] Call trace: [ 1325.528257][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.528302][ T32] r10:82918930 r9:dfc51d84 r8:00000002 r7:60000113 r6:dfc51d8c r5:84142400 [ 1325.528330][ T32] r4:84142400 [ 1325.528458][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.528508][ T32] r5:84142400 r4:8291892c [ 1325.528528][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.528579][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.528667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1325.550454][ T32] r4:00000000 [ 1325.550545][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.550649][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.550697][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.550742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b944c0 [ 1325.550766][ T32] r4:00000000 [ 1325.550786][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.550835][ T32] r9:83018205 r8:84142400 r7:00000000 r6:83018200 r5:00001000 r4:7f215000 [ 1325.550857][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.550906][ T32] r5:00001000 r4:dfbdb000 [ 1325.550926][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.551010][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.551057][ T32] r5:848ee78c r4:848ee400 [ 1325.551078][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.551136][ T32] r7:ddde2d80 r6:83018200 r5:848ee78c r4:84133680 [ 1325.551186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.551236][ T32] r10:61c88647 r9:84142400 r8:841336ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.551259][ T32] r4:84133680 [ 1325.551279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.551324][ T32] r10:00000000 r9:84133680 r8:8027f5e8 r7:dfc4de60 r6:840aae80 r5:84142400 [ 1325.551348][ T32] r4:00000001 [ 1325.551392][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.551434][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1325.551497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.551555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.551586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.551616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.551637][ T32] r4:84134000 [ 1325.552053][ T32] INFO: task kworker/1:54:3219 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.552087][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.552202][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.552279][ T32] Call trace: [ 1325.552311][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.552381][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.552429][ T32] r4:00000000 [ 1325.552452][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.552498][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.552527][ T32] 1d20: d6430000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.552567][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.552618][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.552645][ T32] r5:800f0013 r4:80239bb0 [ 1325.552666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.552708][ T32] r4:82ac11e4 [ 1325.552727][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.552789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.552815][ T32] r4:e0551dc0 [ 1325.552835][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.552877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.552899][ T32] r4:00000000 [ 1325.552917][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.552970][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.553015][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.553061][ T32] r5:00001000 r4:ec8e5000 [ 1325.553081][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.553119][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.553160][ T32] r5:858c5b8c r4:858c5800 [ 1325.553178][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.553245][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.553269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.553336][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.553384][ T32] r4:84b6b680 [ 1325.553406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.553460][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.553491][ T32] r4:00000001 [ 1325.553513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.553571][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.553621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.553654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.553681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.553740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.553787][ T32] r4:84b66900 [ 1325.553848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.553902][ T32] INFO: task kworker/1:55:3222 blocked for more than 452 seconds. [ 1325.553947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.553975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.553996][ T32] task:kworker/1:55 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.554041][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.554080][ T32] Call trace: [ 1325.554109][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.554195][ T32] r10:82918930 r9:dfc75d84 r8:00000002 r7:60000113 r6:dfc75d8c r5:84040000 [ 1325.554242][ T32] r4:84040000 [ 1325.554265][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.554306][ T32] r5:84040000 r4:8291892c [ 1325.554347][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.554390][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.554435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc75e08 [ 1325.554457][ T32] r4:00000000 [ 1325.554485][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.554542][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.554578][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.554619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7cc0 [ 1325.554663][ T32] r4:00000000 [ 1325.554685][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.554729][ T32] r9:83018205 r8:84040000 r7:00000000 r6:83018200 r5:00001000 r4:7f2fd000 [ 1325.554773][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.554818][ T32] r5:00001000 r4:eb689000 [ 1325.554838][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.554876][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.554940][ T32] r5:848eeb8c r4:848ee800 [ 1325.554986][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.555054][ T32] r7:ddde2d80 r6:83018200 r5:848eeb8c r4:84133700 [ 1325.555077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.555122][ T32] r10:61c88647 r9:84040000 r8:8413372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.555152][ T32] r4:84133700 [ 1325.555174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.555217][ T32] r10:00000000 r9:84133700 r8:8027f5e8 r7:dfc51e60 r6:840aa800 r5:84040000 [ 1325.555238][ T32] r4:00000001 [ 1325.555256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.555290][ T32] Exception stack(0xdfc75fb0 to 0xdfc75ff8) [ 1325.555336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.555390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.555421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.555503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.555529][ T32] r4:841344c0 [ 1325.555739][ T32] INFO: task kworker/1:55:3222 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.555770][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.555849][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.555917][ T32] Call trace: [ 1325.555949][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.555996][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.556018][ T32] r4:00000000 [ 1325.556036][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.556099][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.556151][ T32] 1d20: d6430000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.556183][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.556208][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.556231][ T32] r5:800f0013 r4:80239bb0 [ 1325.556251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.556312][ T32] r4:82ac11e4 [ 1325.556344][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.556390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.556412][ T32] r4:e0551dc0 [ 1325.556460][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.556513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.556536][ T32] r4:00000000 [ 1325.556554][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.556597][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.556617][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.556657][ T32] r5:00001000 r4:ec8e5000 [ 1325.556697][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.556739][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.556780][ T32] r5:858c5b8c r4:858c5800 [ 1325.556798][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.556843][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.556863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.556907][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.556929][ T32] r4:84b6b680 [ 1325.556971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.557019][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.557040][ T32] r4:00000001 [ 1325.557082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.557119][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.557144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.557172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.557220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.557251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.557273][ T32] r4:84b66900 [ 1325.557314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.557341][ T32] INFO: task kworker/1:56:3224 blocked for more than 452 seconds. [ 1325.557392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.557417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.557458][ T32] task:kworker/1:56 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.557549][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.557603][ T32] Call trace: [ 1325.557652][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.557723][ T32] r10:82918930 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:84040c00 [ 1325.557748][ T32] r4:84040c00 [ 1325.557767][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.557826][ T32] r5:84040c00 r4:8291892c [ 1325.557853][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.557892][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.557936][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.557996][ T32] r4:00000000 [ 1325.558020][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.558058][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.558094][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.558144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7c00 [ 1325.558187][ T32] r4:00000000 [ 1325.558208][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.558252][ T32] r9:83018205 r8:84040c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2fb000 [ 1325.558294][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.558339][ T32] r5:00001000 r4:eb5c1000 [ 1325.558358][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.558416][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.558490][ T32] r5:848eef8c r4:848eec00 [ 1325.558526][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.558570][ T32] r7:ddde2d80 r6:83018200 r5:848eef8c r4:84133780 [ 1325.558596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.580066][ T32] r10:61c88647 r9:84040c00 r8:841337ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.580115][ T32] r4:84133780 [ 1325.580137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.580226][ T32] r10:00000000 r9:84133780 r8:8027f5e8 r7:dfc75e60 r6:840a9f00 r5:84040c00 [ 1325.580301][ T32] r4:00000001 [ 1325.580352][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.580396][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.580427][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.580456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.580490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.580530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.580576][ T32] r4:84134380 [ 1325.581001][ T32] INFO: task kworker/1:56:3224 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.581035][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.581133][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.581226][ T32] Call trace: [ 1325.581333][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.581404][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.581436][ T32] r4:00000000 [ 1325.581494][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.581558][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.581600][ T32] 1d20: d69af000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.581632][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.581657][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.581689][ T32] r5:800f0013 r4:80239bb0 [ 1325.581714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.581757][ T32] r4:82ac11e4 [ 1325.581798][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.581880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.581910][ T32] r4:e0551dc0 [ 1325.581930][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.581985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.582010][ T32] r4:00000000 [ 1325.582029][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.582076][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.582097][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.582139][ T32] r5:00001000 r4:ec8e5000 [ 1325.582159][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.582200][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.582270][ T32] r5:858c5b8c r4:858c5800 [ 1325.582294][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.582340][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.582381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.582453][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.582482][ T32] r4:84b6b680 [ 1325.582516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.582580][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.582605][ T32] r4:00000001 [ 1325.582624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.582669][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.582722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.582755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.582782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.582810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.582849][ T32] r4:84b66900 [ 1325.582883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.582926][ T32] INFO: task kworker/1:57:3225 blocked for more than 452 seconds. [ 1325.582961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.582986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.583007][ T32] task:kworker/1:57 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.583051][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.583116][ T32] Call trace: [ 1325.583154][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.583223][ T32] r10:82918930 r9:dfc7dd84 r8:00000002 r7:60000013 r6:dfc7dd8c r5:84041800 [ 1325.583269][ T32] r4:84041800 [ 1325.583292][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.583333][ T32] r5:84041800 r4:8291892c [ 1325.583352][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.583400][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.583449][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [ 1325.583478][ T32] r4:00000000 [ 1325.583520][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.583586][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.583625][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.583689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e7ac0 [ 1325.583714][ T32] r4:00000000 [ 1325.583744][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.583791][ T32] r9:83018205 r8:84041800 r7:00000000 r6:83018200 r5:00001000 r4:7f2f9000 [ 1325.583851][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.583896][ T32] r5:00001000 r4:dfbff000 [ 1325.583936][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.583978][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.584040][ T32] r5:848ef38c r4:848ef000 [ 1325.584083][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.584129][ T32] r7:ddde2d80 r6:83018200 r5:848ef38c r4:84133800 [ 1325.584161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.584209][ T32] r10:61c88647 r9:84041800 r8:8413382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.584262][ T32] r4:84133800 [ 1325.584284][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.584327][ T32] r10:00000000 r9:84133800 r8:8027f5e8 r7:dfc79e60 r6:845f5900 r5:84041800 [ 1325.584350][ T32] r4:00000001 [ 1325.584388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.584446][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 1325.584482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.584525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.584554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.584592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.584619][ T32] r4:84134380 [ 1325.584835][ T32] INFO: task kworker/1:57:3225 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.584866][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.584988][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.585036][ T32] Call trace: [ 1325.585094][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.585166][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.585191][ T32] r4:00000000 [ 1325.585240][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.585282][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.585328][ T32] 1d20: d69af000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.585359][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.585385][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.585430][ T32] r5:800f0013 r4:80239bb0 [ 1325.585462][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.585510][ T32] r4:82ac11e4 [ 1325.585550][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.585603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.585649][ T32] r4:e0551dc0 [ 1325.585672][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.585714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.585735][ T32] r4:00000000 [ 1325.585771][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.585828][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.585862][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.585907][ T32] r5:00001000 r4:ec8e5000 [ 1325.585926][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.585979][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.586024][ T32] r5:858c5b8c r4:858c5800 [ 1325.586042][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.586087][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.586130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.586205][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.586230][ T32] r4:84b6b680 [ 1325.586249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.586293][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.586346][ T32] r4:00000001 [ 1325.586368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.586403][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.586428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.586456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.586527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.586567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.586590][ T32] r4:84b66900 [ 1325.586629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.586679][ T32] INFO: task kworker/1:58:3227 blocked for more than 452 seconds. [ 1325.586721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.586748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.586767][ T32] task:kworker/1:58 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.586810][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.586867][ T32] Call trace: [ 1325.586896][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.586942][ T32] r10:82918930 r9:dfc35d84 r8:00000002 r7:60000013 r6:dfc35d8c r5:8496c800 [ 1325.586963][ T32] r4:8496c800 [ 1325.586981][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.587020][ T32] r5:8496c800 r4:8291892c [ 1325.587040][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.587077][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.587121][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 1325.587143][ T32] r4:00000000 [ 1325.587171][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.587211][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.587247][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.587287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672600 [ 1325.587308][ T32] r4:00000000 [ 1325.587326][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.587367][ T32] r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f3c9000 [ 1325.587387][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.587427][ T32] r5:00001000 r4:ece81000 [ 1325.587446][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.587502][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.587547][ T32] r5:858fb38c r4:858fb000 [ 1325.587566][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.587608][ T32] r7:ddde2d80 r6:83018200 r5:858fb38c r4:84133880 [ 1325.587639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.587685][ T32] r10:61c88647 r9:8496c800 r8:841338ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.587707][ T32] r4:84133880 [ 1325.587745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.587790][ T32] r10:00000000 r9:84133880 r8:8027f5e8 r7:dfc7de60 r6:84133900 r5:8496c800 [ 1325.587823][ T32] r4:00000001 [ 1325.587857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.587913][ T32] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 1325.587943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.587971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.588007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.588060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.588085][ T32] r4:84134640 [ 1325.588279][ T32] INFO: task kworker/1:58:3227 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.588309][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.588409][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.588494][ T32] Call trace: [ 1325.588526][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.610459][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.610556][ T32] r4:00000000 [ 1325.610603][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.610672][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.610725][ T32] 1d20: d6e31000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.610777][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.610828][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.610864][ T32] r5:800f0013 r4:80239bb0 [ 1325.610905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.610953][ T32] r4:82ac11e4 [ 1325.610973][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.611037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.611063][ T32] r4:e0551dc0 [ 1325.611083][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.611125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.611183][ T32] r4:00000000 [ 1325.611206][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.611273][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.611319][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.611388][ T32] r5:00001000 r4:ec8e5000 [ 1325.611412][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.611461][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.611521][ T32] r5:858c5b8c r4:858c5800 [ 1325.611541][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.611587][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.611608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.611674][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.611700][ T32] r4:84b6b680 [ 1325.611720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.611787][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.611813][ T32] r4:00000001 [ 1325.611855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.611893][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.611919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.611946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.611972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.612002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.612023][ T32] r4:84b66900 [ 1325.612077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.612111][ T32] INFO: task kworker/1:59:3229 blocked for more than 452 seconds. [ 1325.612166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.612215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.612240][ T32] task:kworker/1:59 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.612354][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.612433][ T32] Call trace: [ 1325.612472][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.612520][ T32] r10:82918930 r9:dfc99d84 r8:00000002 r7:60000013 r6:dfc99d8c r5:84968000 [ 1325.612552][ T32] r4:84968000 [ 1325.612602][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.612646][ T32] r5:84968000 r4:8291892c [ 1325.612665][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.612707][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.612754][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [ 1325.612798][ T32] r4:00000000 [ 1325.612820][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.612859][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.612895][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.612936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672500 [ 1325.612989][ T32] r4:00000000 [ 1325.613020][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.613081][ T32] r9:83018205 r8:84968000 r7:00000000 r6:83018200 r5:00001000 r4:7f3c7000 [ 1325.613128][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.613173][ T32] r5:00001000 r4:ece79000 [ 1325.613192][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.613229][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.613270][ T32] r5:858faf8c r4:858fac00 [ 1325.613310][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.613357][ T32] r7:ddde2d80 r6:83018200 r5:858faf8c r4:84133980 [ 1325.613377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.613423][ T32] r10:61c88647 r9:84968000 r8:841339ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.613472][ T32] r4:84133980 [ 1325.613497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.613567][ T32] r10:00000000 r9:84133980 r8:8027f5e8 r7:dfc35e60 r6:84133a00 r5:84968000 [ 1325.613593][ T32] r4:00000001 [ 1325.613612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.613667][ T32] Exception stack(0xdfc99fb0 to 0xdfc99ff8) [ 1325.613718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.613749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.613792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.613833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.613855][ T32] r4:84134780 [ 1325.614279][ T32] INFO: task kworker/1:59:3229 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.614314][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.614432][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.614516][ T32] Call trace: [ 1325.614605][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.614665][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.614710][ T32] r4:00000000 [ 1325.614744][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.614786][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.614814][ T32] 1d20: d6e31000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.614842][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.614877][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.614913][ T32] r5:800f0013 r4:80239bb0 [ 1325.614934][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.614975][ T32] r4:82ac11e4 [ 1325.614994][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.615035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.615074][ T32] r4:e0551dc0 [ 1325.615097][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.615139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.615182][ T32] r4:00000000 [ 1325.615204][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.615249][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.615270][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.615334][ T32] r5:00001000 r4:ec8e5000 [ 1325.615367][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.615418][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.615472][ T32] r5:858c5b8c r4:858c5800 [ 1325.615492][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.615547][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.615571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.615615][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.615637][ T32] r4:84b6b680 [ 1325.615677][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.615746][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.615771][ T32] r4:00000001 [ 1325.615800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.615838][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.615863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.615891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.615946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.615979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.616000][ T32] r4:84b66900 [ 1325.616019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.616042][ T32] INFO: task kworker/1:60:3231 blocked for more than 452 seconds. [ 1325.616078][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.616106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.616126][ T32] task:kworker/1:60 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.616190][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.616234][ T32] Call trace: [ 1325.616317][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.616386][ T32] r10:82918930 r9:dfc5dd84 r8:00000002 r7:60000113 r6:dfc5dd8c r5:8496d400 [ 1325.616412][ T32] r4:8496d400 [ 1325.616430][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.616475][ T32] r5:8496d400 r4:8291892c [ 1325.616495][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.616533][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.616577][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 [ 1325.616598][ T32] r4:00000000 [ 1325.616615][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.616653][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.616688][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.616727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856723c0 [ 1325.616748][ T32] r4:00000000 [ 1325.616792][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.616841][ T32] r9:83018205 r8:8496d400 r7:00000000 r6:83018200 r5:00001000 r4:7f3c5000 [ 1325.616861][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.616901][ T32] r5:00001000 r4:ece71000 [ 1325.616920][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.616957][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.616997][ T32] r5:858fab8c r4:858fa800 [ 1325.617015][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.617068][ T32] r7:ddde2d80 r6:83018200 r5:858fab8c r4:84133a80 [ 1325.617113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.617160][ T32] r10:61c88647 r9:8496d400 r8:84133aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.617201][ T32] r4:84133a80 [ 1325.617245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.617314][ T32] r10:00000000 r9:84133a80 r8:8027f5e8 r7:dfc99e60 r6:84133b00 r5:8496d400 [ 1325.617359][ T32] r4:00000001 [ 1325.617381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.617416][ T32] Exception stack(0xdfc5dfb0 to 0xdfc5dff8) [ 1325.617441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.617520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.617553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.617605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.617639][ T32] r4:84134540 [ 1325.617850][ T32] INFO: task kworker/1:60:3231 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.617885][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.617963][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.618027][ T32] Call trace: [ 1325.618080][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.618141][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.618171][ T32] r4:00000000 [ 1325.618190][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.618227][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.618265][ T32] 1d20: d6e31000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.618297][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.618322][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.618345][ T32] r5:800f0013 r4:80239bb0 [ 1325.618364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.618412][ T32] r4:82ac11e4 [ 1325.618435][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.618482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.618520][ T32] r4:e0551dc0 [ 1325.618541][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.638560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.638997][ T32] r4:00000000 [ 1325.639028][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.639099][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.639122][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.639191][ T32] r5:00001000 r4:ec8e5000 [ 1325.639216][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.639256][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.639314][ T32] r5:858c5b8c r4:858c5800 [ 1325.639359][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.639410][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.639460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.639535][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.639562][ T32] r4:84b6b680 [ 1325.639581][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.639646][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.639671][ T32] r4:00000001 [ 1325.639690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.639726][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.639756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.639785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.639811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.639839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.639860][ T32] r4:84b66900 [ 1325.639883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.639913][ T32] INFO: task kworker/0:5:3232 blocked for more than 452 seconds. [ 1325.639966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.639995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.640026][ T32] task:kworker/0:5 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.640106][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.640153][ T32] Call trace: [ 1325.640198][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.640268][ T32] r10:82918930 r9:dfca9d84 r8:00000002 r7:60000013 r6:dfca9d8c r5:8496ec00 [ 1325.640314][ T32] r4:8496ec00 [ 1325.640334][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.640392][ T32] r5:8496ec00 r4:8291892c [ 1325.640439][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.640490][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.640536][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca9e08 [ 1325.640578][ T32] r4:00000000 [ 1325.640601][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.640647][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.640687][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.640728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512bb80 [ 1325.640749][ T32] r4:00000000 [ 1325.640767][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.640810][ T32] r9:83018005 r8:8496ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1325.640851][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.640897][ T32] r5:00001000 r4:ec35f000 [ 1325.640917][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.640954][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.641016][ T32] r5:857e738c r4:857e7000 [ 1325.641059][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.641106][ T32] r7:dddced80 r6:83018000 r5:857e738c r4:845f5f00 [ 1325.641125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.641189][ T32] r10:61c88647 r9:8496ec00 r8:845f5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.641214][ T32] r4:845f5f00 [ 1325.641262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.641339][ T32] r10:00000000 r9:845f5f00 r8:8027f5e8 r7:df9c9e60 r6:84133b80 r5:8496ec00 [ 1325.641386][ T32] r4:00000001 [ 1325.641409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.641444][ T32] Exception stack(0xdfca9fb0 to 0xdfca9ff8) [ 1325.641475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.641503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.641550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.641614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.641640][ T32] r4:84895b40 [ 1325.642068][ T32] INFO: task kworker/0:5:3232 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.642105][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.642199][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.642295][ T32] Call trace: [ 1325.642328][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.642396][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.642423][ T32] r4:00000000 [ 1325.642477][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.642533][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.642562][ T32] 1d20: d73f0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.642591][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.642615][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.642639][ T32] r5:800f0013 r4:80239bb0 [ 1325.642670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.642716][ T32] r4:82ac11e4 [ 1325.642736][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.642780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.642802][ T32] r4:e0551dc0 [ 1325.642831][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.642884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.642909][ T32] r4:00000000 [ 1325.642927][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.642973][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.642994][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.643045][ T32] r5:00001000 r4:ec8e5000 [ 1325.643068][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.643120][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.643163][ T32] r5:858c5b8c r4:858c5800 [ 1325.643207][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.643280][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.643304][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.643350][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.643402][ T32] r4:84b6b680 [ 1325.643446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.643498][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.643520][ T32] r4:00000001 [ 1325.643539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.643574][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.643601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.643630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.643679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.643732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.643779][ T32] r4:84b66900 [ 1325.643801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.643825][ T32] INFO: task kworker/1:61:3235 blocked for more than 452 seconds. [ 1325.643854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.643909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.643937][ T32] task:kworker/1:61 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.644014][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.644148][ T32] Call trace: [ 1325.644200][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.644248][ T32] r10:82918930 r9:dfca5d84 r8:00000002 r7:60000113 r6:dfca5d8c r5:8496a400 [ 1325.644308][ T32] r4:8496a400 [ 1325.644330][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.644392][ T32] r5:8496a400 r4:8291892c [ 1325.644437][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.644485][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.644531][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca5e08 [ 1325.644553][ T32] r4:00000000 [ 1325.644571][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.644629][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.644678][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.644739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672300 [ 1325.644786][ T32] r4:00000000 [ 1325.644913][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.644961][ T32] r9:83018205 r8:8496a400 r7:00000000 r6:83018200 r5:00001000 r4:7f3c3000 [ 1325.644981][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.645059][ T32] r5:00001000 r4:ece69000 [ 1325.645124][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.645166][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.645207][ T32] r5:858fa78c r4:858fa400 [ 1325.645226][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.645270][ T32] r7:ddde2d80 r6:83018200 r5:858fa78c r4:84133c00 [ 1325.645289][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.645334][ T32] r10:61c88647 r9:8496a400 r8:84133c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.645356][ T32] r4:84133c00 [ 1325.645375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.645417][ T32] r10:00000000 r9:84133c00 r8:8027f5e8 r7:dfc5de60 r6:84133c80 r5:8496a400 [ 1325.645444][ T32] r4:00000001 [ 1325.645494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.645532][ T32] Exception stack(0xdfca5fb0 to 0xdfca5ff8) [ 1325.645580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.645611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.645637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.645665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.645708][ T32] r4:84134c80 [ 1325.645925][ T32] INFO: task kworker/1:61:3235 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.645977][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.646058][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.646128][ T32] Call trace: [ 1325.646157][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.646204][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.646225][ T32] r4:00000000 [ 1325.646255][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.646300][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.646328][ T32] 1d20: d73f0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.646356][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.646381][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.646405][ T32] r5:800f0013 r4:80239bb0 [ 1325.646445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.646515][ T32] r4:82ac11e4 [ 1325.646539][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.646593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.646618][ T32] r4:e0551dc0 [ 1325.646661][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.646707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.646749][ T32] r4:00000000 [ 1325.646792][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.646838][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.646879][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.646924][ T32] r5:00001000 r4:ec8e5000 [ 1325.646944][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.646982][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.647023][ T32] r5:858c5b8c r4:858c5800 [ 1325.647042][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.647086][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.647106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.647179][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.647205][ T32] r4:84b6b680 [ 1325.647225][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.647268][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.647300][ T32] r4:00000001 [ 1325.647323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.647358][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.647383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.647410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.647456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.647494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.647525][ T32] r4:84b66900 [ 1325.647547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.647571][ T32] INFO: task kworker/1:62:3237 blocked for more than 452 seconds. [ 1325.647597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.647620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.647639][ T32] task:kworker/1:62 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.647681][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.647719][ T32] Call trace: [ 1325.647784][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.647854][ T32] r10:82918930 r9:dfc69d84 r8:00000002 r7:60000113 r6:dfc69d8c r5:8496e000 [ 1325.647880][ T32] r4:8496e000 [ 1325.647898][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.647999][ T32] r5:8496e000 r4:8291892c [ 1325.648021][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.648061][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.648106][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 [ 1325.648127][ T32] r4:00000000 [ 1325.648157][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.648219][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.648259][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.648299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672040 [ 1325.648321][ T32] r4:00000000 [ 1325.648361][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.648409][ T32] r9:83018205 r8:8496e000 r7:00000000 r6:83018200 r5:00001000 r4:7f3c1000 [ 1325.648455][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.648506][ T32] r5:00001000 r4:ece5d000 [ 1325.648525][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.648585][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.681502][ T32] r5:858fa38c r4:858fa000 [ 1325.681545][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.681618][ T32] r7:ddde2d80 r6:83018200 r5:858fa38c r4:84133d00 [ 1325.681640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.681687][ T32] r10:61c88647 r9:8496e000 r8:84133d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.681709][ T32] r4:84133d00 [ 1325.681728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.681786][ T32] r10:00000000 r9:84133d00 r8:8027f5e8 r7:dfca5e60 r6:84133d80 r5:8496e000 [ 1325.681812][ T32] r4:00000001 [ 1325.681852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.681905][ T32] Exception stack(0xdfc69fb0 to 0xdfc69ff8) [ 1325.681939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.681967][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.682005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.682046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.682070][ T32] r4:84134d00 [ 1325.682512][ T32] INFO: task kworker/1:62:3237 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.682561][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.682700][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.682755][ T32] Call trace: [ 1325.682794][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.682883][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.682910][ T32] r4:00000000 [ 1325.682931][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.682969][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.682996][ T32] 1d20: d7cc3000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.683025][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.683068][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.683121][ T32] r5:800f0013 r4:80239bb0 [ 1325.683145][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.683199][ T32] r4:82ac11e4 [ 1325.683222][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.683265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.683287][ T32] r4:e0551dc0 [ 1325.683325][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.683372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.683394][ T32] r4:00000000 [ 1325.683422][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.683480][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.683502][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.683554][ T32] r5:00001000 r4:ec8e5000 [ 1325.683577][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.683637][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.683701][ T32] r5:858c5b8c r4:858c5800 [ 1325.683724][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.683769][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.683790][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.683834][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.683855][ T32] r4:84b6b680 [ 1325.683874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.683916][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.683937][ T32] r4:00000001 [ 1325.683956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.684010][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.684045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.684093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.684124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.684153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.684195][ T32] r4:84b66900 [ 1325.684240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.684276][ T32] INFO: task kworker/1:63:3240 blocked for more than 452 seconds. [ 1325.684328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.684357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.684377][ T32] task:kworker/1:63 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.684420][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.684459][ T32] Call trace: [ 1325.684497][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.684563][ T32] r10:82918930 r9:dfcbdd84 r8:00000002 r7:60000013 r6:dfcbdd8c r5:8496bc00 [ 1325.684590][ T32] r4:8496bc00 [ 1325.684610][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.684650][ T32] r5:8496bc00 r4:8291892c [ 1325.684669][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.684708][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.684763][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 [ 1325.684807][ T32] r4:00000000 [ 1325.684829][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.684887][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.684927][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.684978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ca400 [ 1325.685003][ T32] r4:00000000 [ 1325.685021][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.685089][ T32] r9:83018205 r8:8496bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3bd000 [ 1325.685123][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.685167][ T32] r5:00001000 r4:ece11000 [ 1325.685206][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.685247][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.685320][ T32] r5:858f9f8c r4:858f9c00 [ 1325.685343][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.685386][ T32] r7:ddde2d80 r6:83018200 r5:858f9f8c r4:84133e00 [ 1325.685406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.685482][ T32] r10:61c88647 r9:8496bc00 r8:84133e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.685508][ T32] r4:84133e00 [ 1325.685527][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.685581][ T32] r10:00000000 r9:84133e00 r8:8027f5e8 r7:dfc69e60 r6:84133e80 r5:8496bc00 [ 1325.685615][ T32] r4:00000001 [ 1325.685657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.685694][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1325.685720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.685757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.685795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.685826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.685873][ T32] r4:84134e80 [ 1325.686091][ T32] INFO: task kworker/1:63:3240 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.686122][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.686178][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.686259][ T32] Call trace: [ 1325.686291][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.686348][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.686374][ T32] r4:00000000 [ 1325.686393][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.686440][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.686525][ T32] 1d20: d7cc3000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.686567][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.686611][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.686638][ T32] r5:800f0013 r4:80239bb0 [ 1325.686659][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.686721][ T32] r4:82ac11e4 [ 1325.686767][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.686818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.686839][ T32] r4:e0551dc0 [ 1325.686858][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.686899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.686920][ T32] r4:00000000 [ 1325.686938][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.686981][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.687001][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.687040][ T32] r5:00001000 r4:ec8e5000 [ 1325.687059][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.687097][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.687162][ T32] r5:858c5b8c r4:858c5800 [ 1325.687185][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.687231][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.687252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.687306][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.687356][ T32] r4:84b6b680 [ 1325.687378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.687423][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.687444][ T32] r4:00000001 [ 1325.687463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.687504][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.687530][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.687578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.687628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.687660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.687682][ T32] r4:84b66900 [ 1325.687701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.687741][ T32] INFO: task kworker/1:64:3242 blocked for more than 452 seconds. [ 1325.687772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.687804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.687848][ T32] task:kworker/1:64 state:D stack:0 pid:3242 tgid:3242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.687934][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.687989][ T32] Call trace: [ 1325.688041][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.688087][ T32] r10:82918930 r9:dfcc9d84 r8:00000002 r7:60000113 r6:dfcc9d8c r5:84990000 [ 1325.688109][ T32] r4:84990000 [ 1325.688127][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.688165][ T32] r5:84990000 r4:8291892c [ 1325.688184][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.688241][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.688299][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 [ 1325.688343][ T32] r4:00000000 [ 1325.688386][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.688428][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.688492][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.688537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8413d240 [ 1325.688577][ T32] r4:00000000 [ 1325.709391][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.709531][ T32] r9:83018205 r8:84990000 r7:00000000 r6:83018200 r5:00001000 r4:7f341000 [ 1325.709577][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.709630][ T32] r5:00001000 r4:dfc5f000 [ 1325.709675][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.709720][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.709762][ T32] r5:858f8b8c r4:858f8800 [ 1325.709798][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.709869][ T32] r7:ddde2d80 r6:83018200 r5:858f8b8c r4:84133f00 [ 1325.709894][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.709940][ T32] r10:61c88647 r9:84990000 r8:84133f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.709962][ T32] r4:84133f00 [ 1325.710001][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.710052][ T32] r10:00000000 r9:84133f00 r8:8027f5e8 r7:dfcbde60 r6:84133f80 r5:84990000 [ 1325.710089][ T32] r4:00000001 [ 1325.710134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.710176][ T32] Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) [ 1325.710207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.710236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.710263][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.710293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.710314][ T32] r4:8413d100 [ 1325.710787][ T32] INFO: task kworker/1:64:3242 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.710851][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.710959][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.711032][ T32] Call trace: [ 1325.711074][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.711127][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.711149][ T32] r4:00000000 [ 1325.711168][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.711204][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.711232][ T32] 1d20: d839e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.711260][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.711284][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.711307][ T32] r5:800f0013 r4:80239bb0 [ 1325.711326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.711386][ T32] r4:82ac11e4 [ 1325.711410][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.711493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.711528][ T32] r4:e0551dc0 [ 1325.711551][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.711617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.711662][ T32] r4:00000000 [ 1325.711685][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.711749][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.711778][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.711820][ T32] r5:00001000 r4:ec8e5000 [ 1325.711841][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.711878][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.711942][ T32] r5:858c5b8c r4:858c5800 [ 1325.711964][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.712010][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.712029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.712074][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.712095][ T32] r4:84b6b680 [ 1325.712115][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.712158][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.712190][ T32] r4:00000001 [ 1325.712247][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.712285][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.712311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.712359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.712390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.712452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.712514][ T32] r4:84b66900 [ 1325.712540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.712583][ T32] INFO: task kworker/1:65:3243 blocked for more than 452 seconds. [ 1325.712618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.712642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.712662][ T32] task:kworker/1:65 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.712752][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.712796][ T32] Call trace: [ 1325.712826][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.712871][ T32] r10:82918930 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:84990c00 [ 1325.712902][ T32] r4:84990c00 [ 1325.712924][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.712974][ T32] r5:84990c00 r4:8291892c [ 1325.712997][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.713037][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.713082][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1325.713103][ T32] r4:00000000 [ 1325.713131][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.713195][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.713257][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.713301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84134800 [ 1325.713342][ T32] r4:00000000 [ 1325.713364][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.713409][ T32] r9:83018205 r8:84990c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3b9000 [ 1325.713429][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.713493][ T32] r5:00001000 r4:ecdf5000 [ 1325.713547][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.713589][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.713630][ T32] r5:858f978c r4:858f9400 [ 1325.713673][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.713721][ T32] r7:ddde2d80 r6:83018200 r5:858f978c r4:8413f000 [ 1325.713741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.713807][ T32] r10:61c88647 r9:84990c00 r8:8413f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.713832][ T32] r4:8413f000 [ 1325.713851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.713903][ T32] r10:00000000 r9:8413f000 r8:8027f5e8 r7:dfcc9e60 r6:8413f080 r5:84990c00 [ 1325.713929][ T32] r4:00000001 [ 1325.713950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.713985][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1325.714010][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.714038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.714064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.714092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.714137][ T32] r4:8413d2c0 [ 1325.714376][ T32] INFO: task kworker/1:65:3243 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.714410][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.714496][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.714558][ T32] Call trace: [ 1325.714587][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.714634][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.714656][ T32] r4:00000000 [ 1325.714674][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.714710][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.714779][ T32] 1d20: d839e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.714812][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.714848][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.714874][ T32] r5:800f0013 r4:80239bb0 [ 1325.714915][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.714960][ T32] r4:82ac11e4 [ 1325.714996][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.715051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.715077][ T32] r4:e0551dc0 [ 1325.715118][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.715163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.715205][ T32] r4:00000000 [ 1325.715227][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.715272][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.715312][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.715381][ T32] r5:00001000 r4:ec8e5000 [ 1325.715404][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.715471][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.715517][ T32] r5:858c5b8c r4:858c5800 [ 1325.715537][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.715590][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.715633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.715681][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.715724][ T32] r4:84b6b680 [ 1325.715747][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.715802][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.715830][ T32] r4:00000001 [ 1325.715869][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.715928][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.715957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.715993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.716058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.716090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.716111][ T32] r4:84b66900 [ 1325.716130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.716161][ T32] INFO: task kworker/1:66:3245 blocked for more than 452 seconds. [ 1325.716192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.716214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.716255][ T32] task:kworker/1:66 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.716301][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.716339][ T32] Call trace: [ 1325.716412][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.716461][ T32] r10:82918930 r9:dfcedd84 r8:00000002 r7:60000113 r6:dfcedd8c r5:84992400 [ 1325.716489][ T32] r4:84992400 [ 1325.716528][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.716571][ T32] r5:84992400 r4:8291892c [ 1325.716590][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.716650][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.716698][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 [ 1325.716719][ T32] r4:00000000 [ 1325.716759][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.716800][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.716836][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.716877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8413d040 [ 1325.716899][ T32] r4:00000000 [ 1325.716936][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.716983][ T32] r9:83018205 r8:84992400 r7:00000000 r6:83018200 r5:00001000 r4:7f33f000 [ 1325.717003][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.717064][ T32] r5:00001000 r4:dfcdf000 [ 1325.717110][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.717151][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.717193][ T32] r5:858f8f8c r4:858f8c00 [ 1325.717212][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.717255][ T32] r7:ddde2d80 r6:83018200 r5:858f8f8c r4:8413f100 [ 1325.717285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.717342][ T32] r10:61c88647 r9:84992400 r8:8413f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.717368][ T32] r4:8413f100 [ 1325.717387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.717430][ T32] r10:00000000 r9:8413f100 r8:8027f5e8 r7:dfcc9e60 r6:8413f180 r5:84992400 [ 1325.717470][ T32] r4:00000001 [ 1325.717502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.717539][ T32] Exception stack(0xdfcedfb0 to 0xdfcedff8) [ 1325.717565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.717592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.717618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.717646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.717668][ T32] r4:8413d200 [ 1325.717855][ T32] INFO: task kworker/1:66:3245 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.717911][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.717969][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.718032][ T32] Call trace: [ 1325.718065][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.718112][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.718133][ T32] r4:00000000 [ 1325.718151][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.718188][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.718215][ T32] 1d20: d839e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.718252][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.718281][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.718314][ T32] r5:800f0013 r4:80239bb0 [ 1325.718336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.718376][ T32] r4:82ac11e4 [ 1325.718395][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.718436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.718485][ T32] r4:e0551dc0 [ 1325.718534][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.718577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.731873][ T32] r4:00000000 [ 1325.731971][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.732048][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.732073][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.732141][ T32] r5:00001000 r4:ec8e5000 [ 1325.732166][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.732226][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.732291][ T32] r5:858c5b8c r4:858c5800 [ 1325.732315][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.732382][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.732407][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.732454][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.732482][ T32] r4:84b6b680 [ 1325.732501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.732545][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.732566][ T32] r4:00000001 [ 1325.732585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.732661][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.732716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.732748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.732794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.732828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.732849][ T32] r4:84b66900 [ 1325.732872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.732901][ T32] INFO: task kworker/1:67:3247 blocked for more than 452 seconds. [ 1325.732935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.732959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.733000][ T32] task:kworker/1:67 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.733081][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.733129][ T32] Call trace: [ 1325.733159][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.733208][ T32] r10:82918930 r9:dfcd5d84 r8:00000002 r7:60000113 r6:dfcd5d8c r5:84991800 [ 1325.733231][ T32] r4:84991800 [ 1325.733268][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.733333][ T32] r5:84991800 r4:8291892c [ 1325.733358][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.733420][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.733479][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd5e08 [ 1325.733512][ T32] r4:00000000 [ 1325.733536][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.733575][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.733613][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.733653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e45c0 [ 1325.733674][ T32] r4:00000000 [ 1325.733692][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.733746][ T32] r9:83018205 r8:84991800 r7:00000000 r6:83018200 r5:00001000 r4:7f44b000 [ 1325.733770][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.733811][ T32] r5:00001000 r4:dfccb000 [ 1325.733830][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.733867][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.733909][ T32] r5:85905f8c r4:85905c00 [ 1325.733929][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.733972][ T32] r7:ddde2d80 r6:83018200 r5:85905f8c r4:8413f200 [ 1325.734011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.734061][ T32] r10:61c88647 r9:84991800 r8:8413f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.734084][ T32] r4:8413f200 [ 1325.734103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.734146][ T32] r10:00000000 r9:8413f200 r8:8027f5e8 r7:dfcc9e60 r6:8413f280 r5:84991800 [ 1325.734167][ T32] r4:00000001 [ 1325.734195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.734242][ T32] Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) [ 1325.734272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.734302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.734356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.734388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.734411][ T32] r4:8413d700 [ 1325.734839][ T32] INFO: task kworker/1:67:3247 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.734875][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.734993][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.735042][ T32] Call trace: [ 1325.735073][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.735120][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.735142][ T32] r4:00000000 [ 1325.735162][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.735198][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.735225][ T32] 1d20: d839e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.735274][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.735303][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.735349][ T32] r5:800f0013 r4:80239bb0 [ 1325.735372][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.735442][ T32] r4:82ac11e4 [ 1325.735484][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.735531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.735573][ T32] r4:e0551dc0 [ 1325.735605][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.735651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.735673][ T32] r4:00000000 [ 1325.735691][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.735734][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.735755][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.735795][ T32] r5:00001000 r4:ec8e5000 [ 1325.735814][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.735851][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.735915][ T32] r5:858c5b8c r4:858c5800 [ 1325.735959][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.736007][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.736028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.736073][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.736114][ T32] r4:84b6b680 [ 1325.736137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.736181][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.736204][ T32] r4:00000001 [ 1325.736243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.736299][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.736328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.736378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.736407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.736435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.736482][ T32] r4:84b66900 [ 1325.736505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.736529][ T32] INFO: task kworker/1:68:3249 blocked for more than 452 seconds. [ 1325.736555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.736578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.736607][ T32] task:kworker/1:68 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.736682][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.736745][ T32] Call trace: [ 1325.736779][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.736824][ T32] r10:82918930 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:84994800 [ 1325.736847][ T32] r4:84994800 [ 1325.736865][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.736929][ T32] r5:84994800 r4:8291892c [ 1325.736953][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.737001][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.737050][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 1325.737102][ T32] r4:00000000 [ 1325.737124][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.737161][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.737197][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.737238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bacd40 [ 1325.737268][ T32] r4:00000000 [ 1325.737290][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.737354][ T32] r9:83018205 r8:84994800 r7:00000000 r6:83018200 r5:00001000 r4:7f3b7000 [ 1325.737379][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.737421][ T32] r5:00001000 r4:ecdeb000 [ 1325.737440][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.737483][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.737536][ T32] r5:858f938c r4:858f9000 [ 1325.737559][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.737638][ T32] r7:ddde2d80 r6:83018200 r5:858f938c r4:8413f300 [ 1325.737681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.737729][ T32] r10:61c88647 r9:84994800 r8:8413f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.737771][ T32] r4:8413f300 [ 1325.737793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.737848][ T32] r10:00000000 r9:8413f300 r8:8027f5e8 r7:dfcd5e60 r6:8413f380 r5:84994800 [ 1325.737873][ T32] r4:00000001 [ 1325.737924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.737961][ T32] Exception stack(0xdfd05fb0 to 0xdfd05ff8) [ 1325.737988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.738017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.738060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.738112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.738137][ T32] r4:8413d640 [ 1325.738343][ T32] INFO: task kworker/1:68:3249 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.738376][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.738455][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.738529][ T32] Call trace: [ 1325.760785][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.760926][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.760953][ T32] r4:00000000 [ 1325.760974][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.761015][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.761046][ T32] 1d20: d88bd000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.761075][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.761122][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.761150][ T32] r5:800f0013 r4:80239bb0 [ 1325.761170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.761232][ T32] r4:82ac11e4 [ 1325.761256][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.761300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.761323][ T32] r4:e0551dc0 [ 1325.761343][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.761406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.761432][ T32] r4:00000000 [ 1325.761452][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.761506][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.761548][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.761604][ T32] r5:00001000 r4:ec8e5000 [ 1325.761624][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.761693][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.761740][ T32] r5:858c5b8c r4:858c5800 [ 1325.761760][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.761816][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.761839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.761885][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.761906][ T32] r4:84b6b680 [ 1325.761947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.762004][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.762035][ T32] r4:00000001 [ 1325.762057][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.762118][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.762170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.762201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.762229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.762278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.762303][ T32] r4:84b66900 [ 1325.762347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.762381][ T32] INFO: task kworker/1:69:3251 blocked for more than 452 seconds. [ 1325.762414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.762459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.762488][ T32] task:kworker/1:69 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.762568][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.762612][ T32] Call trace: [ 1325.762643][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.762688][ T32] r10:82918930 r9:dfd19d84 r8:00000002 r7:60000113 r6:dfd19d8c r5:84995400 [ 1325.762710][ T32] r4:84995400 [ 1325.762729][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.762768][ T32] r5:84995400 r4:8291892c [ 1325.762787][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.762826][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.762870][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd19e08 [ 1325.762903][ T32] r4:00000000 [ 1325.762925][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.762987][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.763028][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.763083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8413d1c0 [ 1325.763107][ T32] r4:00000000 [ 1325.763126][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.763189][ T32] r9:83018205 r8:84995400 r7:00000000 r6:83018200 r5:00001000 r4:7f3af000 [ 1325.763213][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.763254][ T32] r5:00001000 r4:ecd5d000 [ 1325.763272][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.763348][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.763490][ T32] r5:8593c38c r4:8593c000 [ 1325.763548][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.763594][ T32] r7:ddde2d80 r6:83018200 r5:8593c38c r4:8413f400 [ 1325.763665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.763773][ T32] r10:61c88647 r9:84995400 r8:8413f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.763854][ T32] r4:8413f400 [ 1325.763876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.763920][ T32] r10:00000000 r9:8413f400 r8:8027f5e8 r7:dfcd5e60 r6:8413f480 r5:84995400 [ 1325.763941][ T32] r4:00000001 [ 1325.763959][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.763992][ T32] Exception stack(0xdfd19fb0 to 0xdfd19ff8) [ 1325.764017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.764045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.764070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.764100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.764142][ T32] r4:8413d9c0 [ 1325.764555][ T32] INFO: task kworker/1:69:3251 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.764588][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.764693][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.764750][ T32] Call trace: [ 1325.764825][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.764877][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.764922][ T32] r4:00000000 [ 1325.764944][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.764982][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.765030][ T32] 1d20: d88bd000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.765064][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.765088][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.765112][ T32] r5:800f0013 r4:80239bb0 [ 1325.765131][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.765171][ T32] r4:82ac11e4 [ 1325.765210][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.765256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.765278][ T32] r4:e0551dc0 [ 1325.765306][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.765389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.765440][ T32] r4:00000000 [ 1325.765462][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.765515][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.765536][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.765598][ T32] r5:00001000 r4:ec8e5000 [ 1325.765621][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.765659][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.765700][ T32] r5:858c5b8c r4:858c5800 [ 1325.765719][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.765764][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.765784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.765828][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.765850][ T32] r4:84b6b680 [ 1325.765889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.765959][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.766015][ T32] r4:00000001 [ 1325.766059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.766097][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.766133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.766163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.766189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.766226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.766378][ T32] r4:84b66900 [ 1325.766401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.766425][ T32] INFO: task kworker/1:70:3254 blocked for more than 452 seconds. [ 1325.766452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.766480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.766516][ T32] task:kworker/1:70 state:D stack:0 pid:3254 tgid:3254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.766590][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.766640][ T32] Call trace: [ 1325.766694][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.766740][ T32] r10:82918930 r9:dfd01d84 r8:00000002 r7:60000013 r6:dfd01d8c r5:84043c00 [ 1325.766784][ T32] r4:84043c00 [ 1325.766806][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.766865][ T32] r5:84043c00 r4:8291892c [ 1325.766908][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.766970][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.767042][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd01e08 [ 1325.767067][ T32] r4:00000000 [ 1325.767095][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.767147][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.767188][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.767228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8413de80 [ 1325.767274][ T32] r4:00000000 [ 1325.767316][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.767365][ T32] r9:83018205 r8:84043c00 r7:00000000 r6:83018200 r5:00001000 r4:7f449000 [ 1325.767397][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.767462][ T32] r5:00001000 r4:ec989000 [ 1325.767499][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.767538][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.767579][ T32] r5:85905b8c r4:85905800 [ 1325.767621][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.767673][ T32] r7:ddde2d80 r6:83018200 r5:85905b8c r4:8413f580 [ 1325.767692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.767736][ T32] r10:61c88647 r9:84043c00 r8:8413f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.767759][ T32] r4:8413f580 [ 1325.767776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.767819][ T32] r10:00000000 r9:8413f580 r8:8027f5e8 r7:dfcd5e60 r6:840ab000 r5:84043c00 [ 1325.767861][ T32] r4:00000001 [ 1325.767903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.767982][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) [ 1325.768011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.768059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.768089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.768137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.768162][ T32] r4:8413dbc0 [ 1325.768369][ T32] INFO: task kworker/1:70:3254 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.768403][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.768534][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.768611][ T32] Call trace: [ 1325.788337][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.788443][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.788483][ T32] r4:00000000 [ 1325.788505][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.788568][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.788874][ T32] 1d20: d8b76000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.788917][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.788968][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.788999][ T32] r5:800f0013 r4:80239bb0 [ 1325.789040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.789095][ T32] r4:82ac11e4 [ 1325.789114][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.789166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.789189][ T32] r4:e0551dc0 [ 1325.789218][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.789264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.789287][ T32] r4:00000000 [ 1325.789306][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.789352][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.789393][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.789442][ T32] r5:00001000 r4:ec8e5000 [ 1325.789462][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.789507][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.789548][ T32] r5:858c5b8c r4:858c5800 [ 1325.789568][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.789634][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.789658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.789704][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.789726][ T32] r4:84b6b680 [ 1325.789744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.789789][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.789811][ T32] r4:00000001 [ 1325.789830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.789865][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.789892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.789940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.789972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.790000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.790021][ T32] r4:84b66900 [ 1325.790043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.790072][ T32] INFO: task kworker/0:6:3255 blocked for more than 452 seconds. [ 1325.790124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.790153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.790174][ T32] task:kworker/0:6 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.790226][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.790268][ T32] Call trace: [ 1325.790324][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.790373][ T32] r10:82918930 r9:dfd31d84 r8:00000002 r7:60000113 r6:dfd31d8c r5:84043000 [ 1325.790415][ T32] r4:84043000 [ 1325.790438][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.790484][ T32] r5:84043000 r4:8291892c [ 1325.790531][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.790575][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.790642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd31e08 [ 1325.790667][ T32] r4:00000000 [ 1325.790686][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.790774][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.790814][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.790854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818c40 [ 1325.790876][ T32] r4:00000000 [ 1325.790896][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.790939][ T32] r9:83018005 r8:84043000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1325.790975][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.791019][ T32] r5:00001000 r4:ec36d000 [ 1325.791058][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.791130][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.791176][ T32] r5:857e778c r4:857e7400 [ 1325.791195][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.791275][ T32] r7:dddced80 r6:83018000 r5:857e778c r4:840ab080 [ 1325.791305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.791350][ T32] r10:61c88647 r9:84043000 r8:840ab0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.791394][ T32] r4:840ab080 [ 1325.791438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.791491][ T32] r10:00000000 r9:840ab080 r8:8027f5e8 r7:df9c9e60 r6:840ab100 r5:84043000 [ 1325.791513][ T32] r4:00000001 [ 1325.791532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.791566][ T32] Exception stack(0xdfd31fb0 to 0xdfd31ff8) [ 1325.791593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.791641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.791673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.791701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.791746][ T32] r4:84895ec0 [ 1325.792140][ T32] INFO: task kworker/0:6:3255 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.792175][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.792254][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.792320][ T32] Call trace: [ 1325.792353][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.792401][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.792424][ T32] r4:00000000 [ 1325.792492][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.792535][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.792563][ T32] 1d20: d8b76000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.792592][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.792638][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.792666][ T32] r5:800f0013 r4:80239bb0 [ 1325.792686][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.792726][ T32] r4:82ac11e4 [ 1325.792765][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.792831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.792876][ T32] r4:e0551dc0 [ 1325.792899][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.792941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.792963][ T32] r4:00000000 [ 1325.793002][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.793050][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.793071][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.793113][ T32] r5:00001000 r4:ec8e5000 [ 1325.793153][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.793217][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.793282][ T32] r5:858c5b8c r4:858c5800 [ 1325.793324][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.793373][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.793393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.793459][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.793491][ T32] r4:84b6b680 [ 1325.793511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.793559][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.793602][ T32] r4:00000001 [ 1325.793627][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.793663][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.793689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.793717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.793743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.793773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.793815][ T32] r4:84b66900 [ 1325.793838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.793882][ T32] INFO: task kworker/1:71:3257 blocked for more than 452 seconds. [ 1325.793933][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.793960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.793991][ T32] task:kworker/1:71 state:D stack:0 pid:3257 tgid:3257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.794038][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.794079][ T32] Call trace: [ 1325.794107][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.794173][ T32] r10:82918930 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:84044800 [ 1325.794220][ T32] r4:84044800 [ 1325.794242][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.794283][ T32] r5:84044800 r4:8291892c [ 1325.794302][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.794341][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.794387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 [ 1325.794441][ T32] r4:00000000 [ 1325.794473][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.794527][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.794573][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.794614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8413de00 [ 1325.794635][ T32] r4:00000000 [ 1325.794708][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.794756][ T32] r9:83018205 r8:84044800 r7:00000000 r6:83018200 r5:00001000 r4:7f447000 [ 1325.794777][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.794817][ T32] r5:00001000 r4:ec8e1000 [ 1325.794856][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.794919][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.794966][ T32] r5:8590578c r4:85905400 [ 1325.795015][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.795064][ T32] r7:ddde2d80 r6:83018200 r5:8590578c r4:8413f500 [ 1325.795107][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.795154][ T32] r10:61c88647 r9:84044800 r8:8413f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.795176][ T32] r4:8413f500 [ 1325.795194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.795258][ T32] r10:00000000 r9:8413f500 r8:8027f5e8 r7:dfd01e60 r6:840ab180 r5:84044800 [ 1325.795283][ T32] r4:00000001 [ 1325.795302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.795335][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) [ 1325.795382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.795439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.795475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.795519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.795544][ T32] r4:8413ddc0 [ 1325.795736][ T32] INFO: task kworker/1:71:3257 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.795768][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.795844][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.795913][ T32] Call trace: [ 1325.795955][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.796004][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.796048][ T32] r4:00000000 [ 1325.796093][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.796134][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.796162][ T32] 1d20: d8b76000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.796190][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.796236][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.796263][ T32] r5:800f0013 r4:80239bb0 [ 1325.796282][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.796323][ T32] r4:82ac11e4 [ 1325.796362][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.796407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.796429][ T32] r4:e0551dc0 [ 1325.796485][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.796531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.796574][ T32] r4:00000000 [ 1325.796596][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.796641][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.796661][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.796722][ T32] r5:00001000 r4:ec8e5000 [ 1325.796764][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.796814][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.796858][ T32] r5:858c5b8c r4:858c5800 [ 1325.796897][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.796981][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.797025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.797075][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.797117][ T32] r4:84b6b680 [ 1325.797161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.797208][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.797241][ T32] r4:00000001 [ 1325.797263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.797318][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.797347][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.797396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.797432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.797461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.797489][ T32] r4:84b66900 [ 1325.797510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.797567][ T32] INFO: task kworker/1:72:3259 blocked for more than 452 seconds. [ 1325.797598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.797642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.797667][ T32] task:kworker/1:72 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.797732][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.797796][ T32] Call trace: [ 1325.797850][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.797924][ T32] r10:82918930 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:84993c00 [ 1325.797972][ T32] r4:84993c00 [ 1325.798028][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.798068][ T32] r5:84993c00 r4:8291892c [ 1325.798137][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.798179][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.798224][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1325.798245][ T32] r4:00000000 [ 1325.798264][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.798300][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.798337][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.798462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85231180 [ 1325.798513][ T32] r4:00000000 [ 1325.798552][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.798602][ T32] r9:83018205 r8:84993c00 r7:00000000 r6:83018200 r5:00001000 r4:7f459000 [ 1325.798624][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.798665][ T32] r5:00001000 r4:ecc4f000 [ 1325.798685][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.831133][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.831442][ T32] r5:85919b8c r4:85919800 [ 1325.831497][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.831610][ T32] r7:ddde2d80 r6:83018200 r5:85919b8c r4:8413f600 [ 1325.831663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.831785][ T32] r10:61c88647 r9:84993c00 r8:8413f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.831919][ T32] r4:8413f600 [ 1325.831999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.832126][ T32] r10:00000000 r9:8413f600 r8:8027f5e8 r7:dfd3de60 r6:8413f680 r5:84993c00 [ 1325.832219][ T32] r4:00000001 [ 1325.832275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.832380][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1325.832457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.832523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.832585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.832659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.832709][ T32] r4:8413df00 [ 1325.833606][ T32] INFO: task kworker/1:72:3259 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.833688][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.833869][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.834009][ T32] Call trace: [ 1325.834085][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.834198][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.834252][ T32] r4:00000000 [ 1325.834298][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.834383][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.834447][ T32] 1d20: d8ff0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.834556][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.834632][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.834707][ T32] r5:800f0013 r4:80239bb0 [ 1325.834781][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.834883][ T32] r4:82ac11e4 [ 1325.834933][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.835024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.835075][ T32] r4:e0551dc0 [ 1325.835122][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.835214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.835285][ T32] r4:00000000 [ 1325.835377][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.835493][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.835563][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.835668][ T32] r5:00001000 r4:ec8e5000 [ 1325.835713][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.835795][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.835888][ T32] r5:858c5b8c r4:858c5800 [ 1325.835935][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.836079][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.836137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.836237][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.836287][ T32] r4:84b6b680 [ 1325.836335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.836433][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.836493][ T32] r4:00000001 [ 1325.836559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.836648][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.836709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.836774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.836837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.836903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.836954][ T32] r4:84b66900 [ 1325.837002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.837103][ T32] INFO: task kworker/0:7:3262 blocked for more than 452 seconds. [ 1325.837184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.837262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.837311][ T32] task:kworker/0:7 state:D stack:0 pid:3262 tgid:3262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.837409][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.837495][ T32] Call trace: [ 1325.837588][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.837722][ T32] r10:82918930 r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:84045400 [ 1325.837790][ T32] r4:84045400 [ 1325.837841][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.837929][ T32] r5:84045400 r4:8291892c [ 1325.837993][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.838105][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.838221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1325.838272][ T32] r4:00000000 [ 1325.838316][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.838398][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.838477][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.868289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b800 [ 1325.868543][ T32] r4:00000000 [ 1325.868708][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.869809][ T32] r9:83018005 r8:84045400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1325.869876][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.870004][ T32] r5:00001000 r4:ec45b000 [ 1325.870054][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.870180][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.870284][ T32] r5:857e978c r4:857e9400 [ 1325.870334][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.870462][ T32] r7:dddced80 r6:83018000 r5:857e978c r4:840ab200 [ 1325.870587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.870729][ T32] r10:61c88647 r9:84045400 r8:840ab22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.870838][ T32] r4:840ab200 [ 1325.870913][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.871035][ T32] r10:00000000 r9:840ab200 r8:8027f5e8 r7:df9c9e60 r6:840ab280 r5:84045400 [ 1325.871091][ T32] r4:00000001 [ 1325.871137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.871218][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1325.871309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.871390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.871454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.871521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.871574][ T32] r4:8413a000 [ 1325.872454][ T32] INFO: task kworker/0:7:3262 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.872532][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.872708][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.872816][ T32] Call trace: [ 1325.872890][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.872998][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.873050][ T32] r4:00000000 [ 1325.873120][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.873210][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.873277][ T32] 1d20: d91a6000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.873344][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.873411][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.873466][ T32] r5:800f0013 r4:80239bb0 [ 1325.873513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.873614][ T32] r4:82ac11e4 [ 1325.873663][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.873754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.873824][ T32] r4:e0551dc0 [ 1325.873880][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.873990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.874046][ T32] r4:00000000 [ 1325.874105][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.874207][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.874273][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.874397][ T32] r5:00001000 r4:ec8e5000 [ 1325.874461][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.874604][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.874701][ T32] r5:858c5b8c r4:858c5800 [ 1325.874761][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.874858][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.874925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.875030][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.875087][ T32] r4:84b6b680 [ 1325.875134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.875231][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.875283][ T32] r4:00000001 [ 1325.875331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.875414][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.875481][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.875544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.875619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.875691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.875765][ T32] r4:84b66900 [ 1325.875833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.875904][ T32] INFO: task kworker/0:8:3263 blocked for more than 452 seconds. [ 1325.875986][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.876044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.876109][ T32] task:kworker/0:8 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.876236][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.876331][ T32] Call trace: [ 1325.876407][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.876503][ T32] r10:82918930 r9:dfd4dd84 r8:00000002 r7:60000113 r6:dfd4dd8c r5:84046000 [ 1325.876553][ T32] r4:84046000 [ 1325.876607][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.876694][ T32] r5:84046000 r4:8291892c [ 1325.876741][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.876828][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.876948][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd4de08 [ 1325.877005][ T32] r4:00000000 [ 1325.877051][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.877132][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.877211][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.877302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b280 [ 1325.877356][ T32] r4:00000000 [ 1325.877402][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.877496][ T32] r9:83018005 r8:84046000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1325.877543][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.877644][ T32] r5:00001000 r4:ec3bb000 [ 1325.877709][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.877804][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.877920][ T32] r5:857e838c r4:857e8000 [ 1325.877995][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.878098][ T32] r7:dddced80 r6:83018000 r5:857e838c r4:840ab300 [ 1325.878144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.878239][ T32] r10:61c88647 r9:84046000 r8:840ab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.878307][ T32] r4:840ab300 [ 1325.878374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.878533][ T32] r10:00000000 r9:840ab300 r8:8027f5e8 r7:dfd41e60 r6:840ab380 r5:84046000 [ 1325.878621][ T32] r4:00000001 [ 1325.913242][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.913447][ T32] Exception stack(0xdfd4dfb0 to 0xdfd4dff8) [ 1325.913524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.913598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.913664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.913736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.913785][ T32] r4:8413a000 [ 1325.914668][ T32] INFO: task kworker/0:8:3263 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.914749][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.914939][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.915070][ T32] Call trace: [ 1325.915143][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.915269][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.915325][ T32] r4:00000000 [ 1325.915376][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.915462][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.915521][ T32] 1d20: d9466000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.915584][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.915651][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.915707][ T32] r5:800f0013 r4:80239bb0 [ 1325.915753][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.915843][ T32] r4:82ac11e4 [ 1325.915887][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.915973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.916026][ T32] r4:e0551dc0 [ 1325.916076][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.916180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.916258][ T32] r4:00000000 [ 1325.916313][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.916412][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.916463][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.916551][ T32] r5:00001000 r4:ec8e5000 [ 1325.916628][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.916722][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.916816][ T32] r5:858c5b8c r4:858c5800 [ 1325.916879][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.916986][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.917038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.917142][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.917213][ T32] r4:84b6b680 [ 1325.917278][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.917380][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.917431][ T32] r4:00000001 [ 1325.917476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.917555][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.917616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.917693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.917756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.917821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.917870][ T32] r4:84b66900 [ 1325.917919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.918004][ T32] INFO: task kworker/1:73:3265 blocked for more than 452 seconds. [ 1325.918102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.918164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.918213][ T32] task:kworker/1:73 state:D stack:0 pid:3265 tgid:3265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.918400][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.918492][ T32] Call trace: [ 1325.918746][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.928467][ T32] r10:82918930 r9:dfd65d84 r8:00000002 r7:60000113 r6:dfd65d8c r5:84046c00 [ 1325.928562][ T32] r4:84046c00 [ 1325.929466][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.929696][ T32] r5:84046c00 r4:8291892c [ 1325.929778][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.929876][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.929976][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 [ 1325.930033][ T32] r4:00000000 [ 1325.930082][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.930184][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.930286][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.930383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8417cc00 [ 1325.930435][ T32] r4:00000000 [ 1325.930483][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.930655][ T32] r9:83018205 r8:84046c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4f7000 [ 1325.930713][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.930827][ T32] r5:00001000 r4:ec6f7000 [ 1325.930881][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.930966][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.931056][ T32] r5:8591a78c r4:8591a400 [ 1325.931101][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.931200][ T32] r7:ddde2d80 r6:83018200 r5:8591a78c r4:8413f700 [ 1325.931250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.931367][ T32] r10:61c88647 r9:84046c00 r8:8413f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.931425][ T32] r4:8413f700 [ 1325.931475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.931571][ T32] r10:00000000 r9:8413f700 r8:8027f5e8 r7:dfd1de60 r6:840ab400 r5:84046c00 [ 1325.931632][ T32] r4:00000001 [ 1325.931677][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.931778][ T32] Exception stack(0xdfd65fb0 to 0xdfd65ff8) [ 1325.931853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.931917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.931979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.932044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.932110][ T32] r4:84132000 [ 1325.933011][ T32] INFO: task kworker/1:73:3265 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.933113][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.933355][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.933490][ T32] Call trace: [ 1325.933607][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.933729][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.933781][ T32] r4:00000000 [ 1325.933827][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.933925][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.934009][ T32] 1d20: d9466000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.934079][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.934137][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.934191][ T32] r5:800f0013 r4:80239bb0 [ 1325.934239][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.934342][ T32] r4:82ac11e4 [ 1325.934421][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.934571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.934654][ T32] r4:e0551dc0 [ 1325.934714][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.934807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.934860][ T32] r4:00000000 [ 1325.934902][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.935014][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.935076][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.935165][ T32] r5:00001000 r4:ec8e5000 [ 1325.935229][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.935318][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.935411][ T32] r5:858c5b8c r4:858c5800 [ 1325.935461][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.935556][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.935611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.935738][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.935811][ T32] r4:84b6b680 [ 1325.935885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.935992][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.936045][ T32] r4:00000001 [ 1325.936092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.936168][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.936225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.936304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.936374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.936440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.936487][ T32] r4:84b66900 [ 1325.936533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.936623][ T32] INFO: task kworker/1:74:3267 blocked for more than 452 seconds. [ 1325.936755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.936819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.936881][ T32] task:kworker/1:74 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.937003][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.937084][ T32] Call trace: [ 1325.937151][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.937245][ T32] r10:82918930 r9:dfd71d84 r8:00000002 r7:60000113 r6:dfd71d8c r5:84042400 [ 1325.937293][ T32] r4:84042400 [ 1325.937361][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.937452][ T32] r5:84042400 r4:8291892c [ 1325.937512][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.937608][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.937705][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd71e08 [ 1325.937755][ T32] r4:00000000 [ 1325.937797][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.937877][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.937952][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.938035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87ac0 [ 1325.938085][ T32] r4:00000000 [ 1325.938144][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.938239][ T32] r9:83018205 r8:84042400 r7:00000000 r6:83018200 r5:00001000 r4:7f58f000 [ 1325.938288][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.938377][ T32] r5:00001000 r4:ec721000 [ 1325.938419][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.938534][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.938680][ T32] r5:8591bf8c r4:8591bc00 [ 1325.973793][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.974022][ T32] r7:ddde2d80 r6:83018200 r5:8591bf8c r4:8413f780 [ 1325.974078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.974205][ T32] r10:61c88647 r9:84042400 r8:8413f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.974268][ T32] r4:8413f780 [ 1325.974316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.974418][ T32] r10:00000000 r9:8413f780 r8:8027f5e8 r7:dfd65e60 r6:840ab480 r5:84042400 [ 1325.974470][ T32] r4:00000001 [ 1325.974605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.974698][ T32] Exception stack(0xdfd71fb0 to 0xdfd71ff8) [ 1325.974784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.974854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.974926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.975011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.975067][ T32] r4:841320c0 [ 1325.975926][ T32] INFO: task kworker/1:74:3267 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.976015][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.976206][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.976307][ T32] Call trace: [ 1325.976418][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.976529][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.976614][ T32] r4:00000000 [ 1325.976669][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.976752][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.976833][ T32] 1d20: d96e6000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.976925][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.976989][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.977043][ T32] r5:800f0013 r4:80239bb0 [ 1325.977092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.977184][ T32] r4:82ac11e4 [ 1325.977232][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.977323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.977374][ T32] r4:e0551dc0 [ 1325.977419][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.977509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.977559][ T32] r4:00000000 [ 1325.977613][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.977713][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.977764][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.977852][ T32] r5:00001000 r4:ec8e5000 [ 1325.977921][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.978035][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.978131][ T32] r5:858c5b8c r4:858c5800 [ 1325.978176][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.978272][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.978336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.978443][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.978497][ T32] r4:84b6b680 [ 1325.978637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.990381][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.990682][ T32] r4:00000001 [ 1325.990743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.990884][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1325.990978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.991069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.991153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.991226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.991278][ T32] r4:84b66900 [ 1325.991338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.991496][ T32] INFO: task kworker/1:75:3270 blocked for more than 452 seconds. [ 1325.991601][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.991688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.991746][ T32] task:kworker/1:75 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.991881][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.991986][ T32] Call trace: [ 1325.992102][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1325.992212][ T32] r10:82918930 r9:dfd8dd84 r8:00000002 r7:60000113 r6:dfd8dd8c r5:848a0c00 [ 1325.992263][ T32] r4:848a0c00 [ 1325.992307][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.992412][ T32] r5:848a0c00 r4:8291892c [ 1325.992467][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.992577][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.992690][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 1325.992762][ T32] r4:00000000 [ 1325.992813][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1325.992894][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.992979][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.993086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87240 [ 1325.993174][ T32] r4:00000000 [ 1325.993226][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.993328][ T32] r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f57b000 [ 1325.993386][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.993478][ T32] r5:00001000 r4:ecacf000 [ 1325.993524][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.993632][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.993729][ T32] r5:8591b38c r4:8591b000 [ 1325.993777][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.993873][ T32] r7:ddde2d80 r6:83018200 r5:8591b38c r4:8413f800 [ 1325.993922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.994035][ T32] r10:61c88647 r9:848a0c00 r8:8413f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.994092][ T32] r4:8413f800 [ 1325.994137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.994231][ T32] r10:00000000 r9:8413f800 r8:8027f5e8 r7:dfd71e60 r6:840ab500 r5:848a0c00 [ 1325.994283][ T32] r4:00000001 [ 1325.994328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.994408][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 1325.994467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.994565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.994644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.994710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.994758][ T32] r4:84132280 [ 1325.995654][ T32] INFO: task kworker/1:75:3270 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1325.995728][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.995881][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.995990][ T32] Call trace: [ 1325.996101][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1325.996241][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1325.996318][ T32] r4:00000000 [ 1325.996416][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.996506][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1325.996592][ T32] 1d20: d96e6000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1325.996686][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1325.996751][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1325.996823][ T32] r5:800f0013 r4:80239bb0 [ 1325.996877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.996966][ T32] r4:82ac11e4 [ 1325.997014][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.997108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1325.997175][ T32] r4:e0551dc0 [ 1325.997237][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1325.997348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1325.997413][ T32] r4:00000000 [ 1325.997456][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1325.997554][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.997600][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.997697][ T32] r5:00001000 r4:ec8e5000 [ 1325.997742][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1325.997824][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.997915][ T32] r5:858c5b8c r4:858c5800 [ 1325.997961][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.998055][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1325.998102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.998200][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.998251][ T32] r4:84b6b680 [ 1325.998298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.998412][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1325.998469][ T32] r4:00000001 [ 1325.998546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.998713][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.028035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.028185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.028257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.028336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.028397][ T32] r4:84b66900 [ 1326.028459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.028547][ T32] INFO: task kworker/1:76:3271 blocked for more than 452 seconds. [ 1326.028644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.028774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.035016][ T32] task:kworker/1:76 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.035254][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.035405][ T32] Call trace: [ 1326.035489][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.035619][ T32] r10:82918930 r9:dfd91d84 r8:00000002 r7:60000113 r6:dfd91d8c r5:848a1800 [ 1326.035675][ T32] r4:848a1800 [ 1326.035724][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.035833][ T32] r5:848a1800 r4:8291892c [ 1326.035906][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.035999][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.036096][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd91e08 [ 1326.036147][ T32] r4:00000000 [ 1326.036191][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.036273][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.036363][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.036469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a140 [ 1326.036543][ T32] r4:00000000 [ 1326.036616][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.036727][ T32] r9:83018205 r8:848a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f6e3000 [ 1326.036777][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.036867][ T32] r5:00001000 r4:ecc23000 [ 1326.036950][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.037042][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.037137][ T32] r5:85b8638c r4:85b86000 [ 1326.037187][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.037287][ T32] r7:ddde2d80 r6:83018200 r5:85b8638c r4:8413f880 [ 1326.037367][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.037477][ T32] r10:61c88647 r9:848a1800 r8:8413f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.037528][ T32] r4:8413f880 [ 1326.037574][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.037680][ T32] r10:00000000 r9:8413f880 r8:8027f5e8 r7:dfd71e60 r6:840ab580 r5:848a1800 [ 1326.037730][ T32] r4:00000001 [ 1326.037793][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.037883][ T32] Exception stack(0xdfd91fb0 to 0xdfd91ff8) [ 1326.037962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.038049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.038117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.038202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.038263][ T32] r4:84132300 [ 1326.053931][ T32] INFO: task kworker/1:76:3271 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.054257][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.054464][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.054671][ T32] Call trace: [ 1326.054776][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.054932][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.055005][ T32] r4:00000000 [ 1326.055053][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.055142][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.055209][ T32] 1d20: d9a89000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.055276][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.055340][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.055430][ T32] r5:800f0013 r4:80239bb0 [ 1326.055494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.055592][ T32] r4:82ac11e4 [ 1326.055655][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.055749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.055820][ T32] r4:e0551dc0 [ 1326.055875][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.055970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.056023][ T32] r4:00000000 [ 1326.056073][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.056174][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.056227][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.056319][ T32] r5:00001000 r4:ec8e5000 [ 1326.056375][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.056461][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.056571][ T32] r5:858c5b8c r4:858c5800 [ 1326.056632][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.056752][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.056837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.056943][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.056995][ T32] r4:84b6b680 [ 1326.057042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.057199][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.057260][ T32] r4:00000001 [ 1326.057325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.057418][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.057486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.057569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.057645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.057710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.057778][ T32] r4:84b66900 [ 1326.057841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.057915][ T32] INFO: task kworker/1:77:3273 blocked for more than 452 seconds. [ 1326.058012][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.058075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.058139][ T32] task:kworker/1:77 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.058272][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.058390][ T32] Call trace: [ 1326.058490][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.079327][ T32] r10:82918930 r9:dfda5d84 r8:00000002 r7:60000113 r6:dfda5d8c r5:848a2400 [ 1326.079501][ T32] r4:848a2400 [ 1326.079573][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.079718][ T32] r5:848a2400 r4:8291892c [ 1326.079768][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.079871][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.079982][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda5e08 [ 1326.080051][ T32] r4:00000000 [ 1326.080098][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.080184][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.080310][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.080420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98d40 [ 1326.080487][ T32] r4:00000000 [ 1326.080539][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.080643][ T32] r9:83018205 r8:848a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f583000 [ 1326.080709][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.080808][ T32] r5:00001000 r4:ec85d000 [ 1326.080855][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.080944][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.081039][ T32] r5:8592478c r4:85924400 [ 1326.081086][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.081206][ T32] r7:ddde2d80 r6:83018200 r5:8592478c r4:8413f900 [ 1326.081261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.081361][ T32] r10:61c88647 r9:848a2400 r8:8413f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.081430][ T32] r4:8413f900 [ 1326.081492][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.081593][ T32] r10:00000000 r9:8413f900 r8:8027f5e8 r7:dfd91e60 r6:840ab600 r5:848a2400 [ 1326.081664][ T32] r4:00000001 [ 1326.081726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.081819][ T32] Exception stack(0xdfda5fb0 to 0xdfda5ff8) [ 1326.081900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.081970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.082035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.082101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.082174][ T32] r4:84132540 [ 1326.082997][ T32] INFO: task kworker/1:77:3273 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.083083][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.083312][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.083418][ T32] Call trace: [ 1326.083529][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.083636][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.083692][ T32] r4:00000000 [ 1326.083760][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.083851][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.083917][ T32] 1d20: d9b37000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.083988][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.084048][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.084104][ T32] r5:800f0013 r4:80239bb0 [ 1326.084153][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.084245][ T32] r4:82ac11e4 [ 1326.084293][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.084386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.084440][ T32] r4:e0551dc0 [ 1326.084499][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.084595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.084647][ T32] r4:00000000 [ 1326.084690][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.084791][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.084841][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.084939][ T32] r5:00001000 r4:ec8e5000 [ 1326.084994][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.085084][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.085193][ T32] r5:858c5b8c r4:858c5800 [ 1326.085245][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.085347][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.085422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.085569][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.085630][ T32] r4:84b6b680 [ 1326.085693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.085793][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.085845][ T32] r4:00000001 [ 1326.085894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.085973][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.086043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.086109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.086189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.086280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.086338][ T32] r4:84b66900 [ 1326.086394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.086529][ T32] INFO: task kworker/1:78:3275 blocked for more than 452 seconds. [ 1326.086630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.086715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.086772][ T32] task:kworker/1:78 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.086893][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.086991][ T32] Call trace: [ 1326.087098][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.087200][ T32] r10:82918930 r9:dfd7dd84 r8:00000002 r7:60000013 r6:dfd7dd8c r5:84996000 [ 1326.087270][ T32] r4:84996000 [ 1326.087345][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.087447][ T32] r5:84996000 r4:8291892c [ 1326.087544][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.087635][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.087733][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd7de08 [ 1326.087786][ T32] r4:00000000 [ 1326.087861][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.087955][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.088037][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.088126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a85700 [ 1326.088191][ T32] r4:00000000 [ 1326.088252][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.088382][ T32] r9:83018205 r8:84996000 r7:00000000 r6:83018200 r5:00001000 r4:7f60f000 [ 1326.088477][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.088581][ T32] r5:00001000 r4:eccc7000 [ 1326.119376][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.119628][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.119757][ T32] r5:85a43b8c r4:85a43800 [ 1326.119827][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.119984][ T32] r7:ddde2d80 r6:83018200 r5:85a43b8c r4:8413f980 [ 1326.120043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.120141][ T32] r10:61c88647 r9:84996000 r8:8413f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.120191][ T32] r4:8413f980 [ 1326.120252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.120414][ T32] r10:00000000 r9:8413f980 r8:8027f5e8 r7:dfd91e60 r6:8413fa00 r5:84996000 [ 1326.120486][ T32] r4:00000001 [ 1326.120537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.120624][ T32] Exception stack(0xdfd7dfb0 to 0xdfd7dff8) [ 1326.120697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.120782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.120856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.120920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.120967][ T32] r4:84132540 [ 1326.121746][ T32] INFO: task kworker/1:78:3275 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.121828][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.121983][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.122089][ T32] Call trace: [ 1326.122234][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.122348][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.122402][ T32] r4:00000000 [ 1326.122447][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.122570][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.122636][ T32] 1d20: da0e3000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.122705][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.122763][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.122820][ T32] r5:800f0013 r4:80239bb0 [ 1326.122894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.122998][ T32] r4:82ac11e4 [ 1326.123049][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.123157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.123227][ T32] r4:e0551dc0 [ 1326.123290][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.123392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.123477][ T32] r4:00000000 [ 1326.123532][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.123636][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.123697][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.123794][ T32] r5:00001000 r4:ec8e5000 [ 1326.123844][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.123929][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.124022][ T32] r5:858c5b8c r4:858c5800 [ 1326.124076][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.124177][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.124227][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.124343][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.124415][ T32] r4:84b6b680 [ 1326.124493][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.124598][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.124649][ T32] r4:00000001 [ 1326.124725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.124823][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.124885][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.124950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.125015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.125082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.125131][ T32] r4:84b66900 [ 1326.125178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.125320][ T32] INFO: task kworker/1:79:3277 blocked for more than 452 seconds. [ 1326.125406][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.125493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.125545][ T32] task:kworker/1:79 state:D stack:0 pid:3277 tgid:3277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.125643][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.125740][ T32] Call trace: [ 1326.125842][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.125975][ T32] r10:82918930 r9:dfdb1d84 r8:00000002 r7:60000113 r6:dfdb1d8c r5:84111800 [ 1326.126042][ T32] r4:84111800 [ 1326.126089][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.126214][ T32] r5:84111800 r4:8291892c [ 1326.126277][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.126368][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.126515][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb1e08 [ 1326.126579][ T32] r4:00000000 [ 1326.126626][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.126718][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.126807][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.126934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8400 [ 1326.127026][ T32] r4:00000000 [ 1326.127079][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.127189][ T32] r9:83018205 r8:84111800 r7:00000000 r6:83018200 r5:00001000 r4:7f583000 [ 1326.127239][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.127331][ T32] r5:00001000 r4:ec397000 [ 1326.127376][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.127504][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.127596][ T32] r5:85afb38c r4:85afb000 [ 1326.127644][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.127761][ T32] r7:ddde2d80 r6:83018200 r5:85afb38c r4:8413fa80 [ 1326.127807][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.127924][ T32] r10:61c88647 r9:84111800 r8:8413faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.128010][ T32] r4:8413fa80 [ 1326.128063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.128163][ T32] r10:00000000 r9:8413fa80 r8:8027f5e8 r7:dfd91e60 r6:8413fb00 r5:84111800 [ 1326.128235][ T32] r4:00000001 [ 1326.128305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.128398][ T32] Exception stack(0xdfdb1fb0 to 0xdfdb1ff8) [ 1326.128476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.128561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.159355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.159538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.159599][ T32] r4:841328c0 [ 1326.160394][ T32] INFO: task kworker/1:79:3277 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.160508][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.160701][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.160840][ T32] Call trace: [ 1326.160912][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.161028][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.161102][ T32] r4:00000000 [ 1326.161169][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.161291][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.161372][ T32] 1d20: da488000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.161443][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.161512][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.161570][ T32] r5:800f0013 r4:80239bb0 [ 1326.161622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.161719][ T32] r4:82ac11e4 [ 1326.161783][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.161877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.161931][ T32] r4:e0551dc0 [ 1326.161977][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.162072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.162126][ T32] r4:00000000 [ 1326.162174][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.162274][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.162326][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.162420][ T32] r5:00001000 r4:ec8e5000 [ 1326.162526][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.162624][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.162718][ T32] r5:858c5b8c r4:858c5800 [ 1326.162780][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.162881][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.162934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.163032][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.163137][ T32] r4:84b6b680 [ 1326.163194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.163295][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.163378][ T32] r4:00000001 [ 1326.163442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.163532][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.163643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.163718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.163799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.163895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.163961][ T32] r4:84b66900 [ 1326.164011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.164077][ T32] INFO: task kworker/0:9:3279 blocked for more than 452 seconds. [ 1326.164153][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.164211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.164272][ T32] task:kworker/0:9 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.164373][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.164461][ T32] Call trace: [ 1326.164545][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.164646][ T32] r10:82918930 r9:dfdc1d84 r8:00000002 r7:60000013 r6:dfdc1d8c r5:84998c00 [ 1326.164702][ T32] r4:84998c00 [ 1326.164750][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.164839][ T32] r5:84998c00 r4:8291892c [ 1326.164885][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.165000][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.165108][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc1e08 [ 1326.165181][ T32] r4:00000000 [ 1326.165239][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.165325][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.165410][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.165511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b480 [ 1326.165564][ T32] r4:00000000 [ 1326.165629][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.165746][ T32] r9:83018005 r8:84998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1326.165805][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.165913][ T32] r5:00001000 r4:ec3ff000 [ 1326.165959][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.166046][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.166138][ T32] r5:857e8b8c r4:857e8800 [ 1326.166183][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.166277][ T32] r7:dddced80 r6:83018000 r5:857e8b8c r4:840ab700 [ 1326.166338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.166437][ T32] r10:61c88647 r9:84998c00 r8:840ab72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.166524][ T32] r4:840ab700 [ 1326.166583][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.166683][ T32] r10:00000000 r9:840ab700 r8:8027f5e8 r7:dfd41e60 r6:8413fb80 r5:84998c00 [ 1326.166745][ T32] r4:00000001 [ 1326.166800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.166894][ T32] Exception stack(0xdfdc1fb0 to 0xdfdc1ff8) [ 1326.166961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.167027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.167109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.167183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.167235][ T32] r4:8413a780 [ 1326.167705][ T32] INFO: task kworker/0:9:3279 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.167809][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.167954][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.168059][ T32] Call trace: [ 1326.168129][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.168229][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.168281][ T32] r4:00000000 [ 1326.168322][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.168403][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.168477][ T32] 1d20: da488000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.168549][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.168608][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.189267][ T32] r5:800f0013 r4:80239bb0 [ 1326.189418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.189568][ T32] r4:82ac11e4 [ 1326.189618][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.189714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.189769][ T32] r4:e0551dc0 [ 1326.189829][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.189928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.189976][ T32] r4:00000000 [ 1326.190017][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.190113][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.190161][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.190255][ T32] r5:00001000 r4:ec8e5000 [ 1326.190300][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.190386][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.190524][ T32] r5:858c5b8c r4:858c5800 [ 1326.190589][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.190699][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.190752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.190850][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.190902][ T32] r4:84b6b680 [ 1326.190949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.191062][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.191113][ T32] r4:00000001 [ 1326.191160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.191245][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.191313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.191380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.191442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.191523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.191576][ T32] r4:84b66900 [ 1326.191655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.191734][ T32] INFO: task kworker/0:10:3286 blocked for more than 452 seconds. [ 1326.191809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.191877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.191926][ T32] task:kworker/0:10 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.192053][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.192153][ T32] Call trace: [ 1326.192311][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.192440][ T32] r10:82918930 r9:dfdbdd84 r8:00000002 r7:60000013 r6:dfdbdd8c r5:84999800 [ 1326.192551][ T32] r4:84999800 [ 1326.192616][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.192728][ T32] r5:84999800 r4:8291892c [ 1326.192783][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.192875][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.192976][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdbde08 [ 1326.193030][ T32] r4:00000000 [ 1326.193108][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.193218][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.193310][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.193403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b680 [ 1326.193457][ T32] r4:00000000 [ 1326.193518][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.193617][ T32] r9:83018005 r8:84999800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1326.193667][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.193776][ T32] r5:00001000 r4:ec443000 [ 1326.193823][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.193930][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.194047][ T32] r5:857e938c r4:857e9000 [ 1326.194163][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.194266][ T32] r7:dddced80 r6:83018000 r5:857e938c r4:840ab680 [ 1326.194317][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.194420][ T32] r10:61c88647 r9:84999800 r8:840ab6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.194598][ T32] r4:840ab680 [ 1326.194658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.194764][ T32] r10:00000000 r9:840ab680 r8:8027f5e8 r7:dfd41e60 r6:8413fd00 r5:84999800 [ 1326.194817][ T32] r4:00000001 [ 1326.194864][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.194966][ T32] Exception stack(0xdfdbdfb0 to 0xdfdbdff8) [ 1326.195036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.195101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.195176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.195242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.195296][ T32] r4:8413a8c0 [ 1326.196116][ T32] INFO: task kworker/0:10:3286 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.196213][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.196353][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.196505][ T32] Call trace: [ 1326.196578][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.196686][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.196755][ T32] r4:00000000 [ 1326.196810][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.196917][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.196993][ T32] 1d20: da567000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.197060][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.197120][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.197204][ T32] r5:800f0013 r4:80239bb0 [ 1326.197259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.197354][ T32] r4:82ac11e4 [ 1326.197406][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.197516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.197565][ T32] r4:e0551dc0 [ 1326.197605][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.197714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.197779][ T32] r4:00000000 [ 1326.197850][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.197962][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.198045][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.198169][ T32] r5:00001000 r4:ec8e5000 [ 1326.198233][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.198323][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.198441][ T32] r5:858c5b8c r4:858c5800 [ 1326.198552][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.229437][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.229602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.229759][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.229817][ T32] r4:84b6b680 [ 1326.229866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.229971][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.230017][ T32] r4:00000001 [ 1326.230063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.230164][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.230559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.230635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.230800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.230885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.230936][ T32] r4:84b66900 [ 1326.231025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.231148][ T32] INFO: task kworker/1:81:3289 blocked for more than 452 seconds. [ 1326.231229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.231286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.231343][ T32] task:kworker/1:81 state:D stack:0 pid:3289 tgid:3289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.231497][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.231609][ T32] Call trace: [ 1326.231705][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.231818][ T32] r10:82918930 r9:dfe01d84 r8:00000002 r7:60000113 r6:dfe01d8c r5:848a3c00 [ 1326.231873][ T32] r4:848a3c00 [ 1326.231920][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.232032][ T32] r5:848a3c00 r4:8291892c [ 1326.232096][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.232228][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.232347][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe01e08 [ 1326.232404][ T32] r4:00000000 [ 1326.232450][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.232552][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.232647][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.232743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab2540 [ 1326.232800][ T32] r4:00000000 [ 1326.232848][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.232952][ T32] r9:83018205 r8:848a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f741000 [ 1326.233005][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.233101][ T32] r5:00001000 r4:ed683000 [ 1326.233150][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.233239][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.233333][ T32] r5:85b86b8c r4:85b86800 [ 1326.233380][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.233488][ T32] r7:ddde2d80 r6:83018200 r5:85b86b8c r4:8413fd80 [ 1326.233539][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.233638][ T32] r10:61c88647 r9:848a3c00 r8:8413fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.233690][ T32] r4:8413fd80 [ 1326.233741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.233838][ T32] r10:00000000 r9:8413fd80 r8:8027f5e8 r7:dfd91e60 r6:840ab780 r5:848a3c00 [ 1326.233892][ T32] r4:00000001 [ 1326.233939][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.234018][ T32] Exception stack(0xdfe01fb0 to 0xdfe01ff8) [ 1326.234084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.234151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.234213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.234279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.234347][ T32] r4:83fb4ec0 [ 1326.235194][ T32] INFO: task kworker/1:81:3289 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.235304][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.235460][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.235577][ T32] Call trace: [ 1326.235649][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.235768][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.235827][ T32] r4:00000000 [ 1326.235876][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.235962][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.236029][ T32] 1d20: daa3b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.236100][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.236167][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.236226][ T32] r5:800f0013 r4:80239bb0 [ 1326.236291][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.236390][ T32] r4:82ac11e4 [ 1326.236441][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.236570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.236664][ T32] r4:e0551dc0 [ 1326.236720][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.236847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.236906][ T32] r4:00000000 [ 1326.236957][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.237070][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.237125][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.237231][ T32] r5:00001000 r4:ec8e5000 [ 1326.237287][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.237377][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.237482][ T32] r5:858c5b8c r4:858c5800 [ 1326.237533][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.237628][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.237674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.237769][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.237825][ T32] r4:84b6b680 [ 1326.237873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.237993][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.238052][ T32] r4:00000001 [ 1326.238114][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.238200][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.238262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.238320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.238379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.238440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.238536][ T32] r4:84b66900 [ 1326.238586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.263895][ T32] INFO: task kworker/1:82:3290 blocked for more than 452 seconds. [ 1326.264089][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.264153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.264205][ T32] task:kworker/1:82 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.264353][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.264514][ T32] Call trace: [ 1326.264592][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.264734][ T32] r10:82918930 r9:dfdf5d84 r8:00000002 r7:60000113 r6:dfdf5d8c r5:848a3000 [ 1326.264794][ T32] r4:848a3000 [ 1326.264838][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.264923][ T32] r5:848a3000 r4:8291892c [ 1326.264973][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.265086][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.265198][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdf5e08 [ 1326.265252][ T32] r4:00000000 [ 1326.265305][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.265398][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.265502][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.265601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c89880 [ 1326.265656][ T32] r4:00000000 [ 1326.265704][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.265809][ T32] r9:83018205 r8:848a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f6e3000 [ 1326.265865][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.265962][ T32] r5:00001000 r4:dfdb3000 [ 1326.266011][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.266100][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.266202][ T32] r5:85b86f8c r4:85b86c00 [ 1326.266268][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.266376][ T32] r7:ddde2d80 r6:83018200 r5:85b86f8c r4:8413fe00 [ 1326.266448][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.266591][ T32] r10:61c88647 r9:848a3000 r8:8413fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.266645][ T32] r4:8413fe00 [ 1326.266693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.266823][ T32] r10:00000000 r9:8413fe00 r8:8027f5e8 r7:dfe01e60 r6:840ab800 r5:848a3000 [ 1326.266906][ T32] r4:00000001 [ 1326.266971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.267059][ T32] Exception stack(0xdfdf5fb0 to 0xdfdf5ff8) [ 1326.267172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.267251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.267332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.267415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.267494][ T32] r4:83fb4ec0 [ 1326.268223][ T32] INFO: task kworker/1:82:3290 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.268312][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.268444][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.268569][ T32] Call trace: [ 1326.279571][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.279766][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.279830][ T32] r4:00000000 [ 1326.279881][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.279999][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.280080][ T32] 1d20: dae50000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.280155][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.280219][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.280303][ T32] r5:800f0013 r4:80239bb0 [ 1326.280355][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.280455][ T32] r4:82ac11e4 [ 1326.280516][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.280612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.280669][ T32] r4:e0551dc0 [ 1326.280719][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.280819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.280875][ T32] r4:00000000 [ 1326.280922][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.281025][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.281080][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.281182][ T32] r5:00001000 r4:ec8e5000 [ 1326.281246][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.281338][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.281443][ T32] r5:858c5b8c r4:858c5800 [ 1326.281507][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.281614][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.281678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.281782][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.281834][ T32] r4:84b6b680 [ 1326.281882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.281984][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.282039][ T32] r4:00000001 [ 1326.282087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.282172][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.282250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.282315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.282379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.282450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.282553][ T32] r4:84b66900 [ 1326.282614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.282691][ T32] INFO: task kworker/0:11:3293 blocked for more than 452 seconds. [ 1326.282792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.282867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.282921][ T32] task:kworker/0:11 state:D stack:0 pid:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.283053][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.283156][ T32] Call trace: [ 1326.283251][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.283359][ T32] r10:82918930 r9:dfe0dd84 r8:00000002 r7:60000113 r6:dfe0dd8c r5:848a4800 [ 1326.283417][ T32] r4:848a4800 [ 1326.283503][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.283601][ T32] r5:848a4800 r4:8291892c [ 1326.283649][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.283742][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.283860][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe0de08 [ 1326.283914][ T32] r4:00000000 [ 1326.283968][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.284062][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.284149][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.284245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581ba00 [ 1326.284301][ T32] r4:00000000 [ 1326.284369][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.284496][ T32] r9:83018005 r8:848a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1326.284548][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.284642][ T32] r5:00001000 r4:ec48d000 [ 1326.284698][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.284804][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.284936][ T32] r5:857e9f8c r4:857e9c00 [ 1326.284992][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.285097][ T32] r7:dddced80 r6:83018000 r5:857e9f8c r4:840ab900 [ 1326.285147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.285249][ T32] r10:61c88647 r9:848a4800 r8:840ab92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.285303][ T32] r4:840ab900 [ 1326.285351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.285448][ T32] r10:00000000 r9:840ab900 r8:8027f5e8 r7:dfd41e60 r6:840ab980 r5:848a4800 [ 1326.285519][ T32] r4:00000001 [ 1326.285571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.285669][ T32] Exception stack(0xdfe0dfb0 to 0xdfe0dff8) [ 1326.285740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.285816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.285883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.285953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.286008][ T32] r4:8413acc0 [ 1326.286879][ T32] INFO: task kworker/0:11:3293 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.286968][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.287112][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.287231][ T32] Call trace: [ 1326.287316][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.287443][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.287516][ T32] r4:00000000 [ 1326.287582][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.287667][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.287731][ T32] 1d20: dae50000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.287801][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.287885][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.287955][ T32] r5:800f0013 r4:80239bb0 [ 1326.288024][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.288140][ T32] r4:82ac11e4 [ 1326.288195][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.288329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.288400][ T32] r4:e0551dc0 [ 1326.288484][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.288642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.319689][ T32] r4:00000000 [ 1326.319781][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.319930][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.319987][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.320083][ T32] r5:00001000 r4:ec8e5000 [ 1326.320144][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.320251][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.320379][ T32] r5:858c5b8c r4:858c5800 [ 1326.320428][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.320534][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.320624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.320729][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.320784][ T32] r4:84b6b680 [ 1326.320832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.320930][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.320979][ T32] r4:00000001 [ 1326.321027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.321108][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.321176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.321242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.321319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.321400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.321452][ T32] r4:84b66900 [ 1326.321561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.321641][ T32] INFO: task kworker/0:12:3295 blocked for more than 452 seconds. [ 1326.321716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.321785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.321837][ T32] task:kworker/0:12 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.321985][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.322124][ T32] Call trace: [ 1326.322245][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.322382][ T32] r10:82918930 r9:dfe05d84 r8:00000002 r7:60000113 r6:dfe05d8c r5:83236000 [ 1326.322458][ T32] r4:83236000 [ 1326.322550][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.322644][ T32] r5:83236000 r4:8291892c [ 1326.322705][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.322797][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.322898][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe05e08 [ 1326.322955][ T32] r4:00000000 [ 1326.323049][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.323144][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.323230][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.323329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b900 [ 1326.323383][ T32] r4:00000000 [ 1326.323430][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.323536][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1326.323600][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.323693][ T32] r5:00001000 r4:ec479000 [ 1326.323745][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.323833][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.323925][ T32] r5:857e9b8c r4:857e9800 [ 1326.324063][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.324170][ T32] r7:dddced80 r6:83018000 r5:857e9b8c r4:840aba80 [ 1326.324236][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.324374][ T32] r10:61c88647 r9:83236000 r8:840abaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.324434][ T32] r4:840aba80 [ 1326.324506][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.324621][ T32] r10:00000000 r9:840aba80 r8:8027f5e8 r7:dfe0de60 r6:840abb00 r5:83236000 [ 1326.324676][ T32] r4:00000001 [ 1326.324726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.324816][ T32] Exception stack(0xdfe05fb0 to 0xdfe05ff8) [ 1326.324877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.324941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.325004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.325088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.325166][ T32] r4:848d2240 [ 1326.325964][ T32] INFO: task kworker/0:12:3295 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.326055][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.326257][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.326442][ T32] Call trace: [ 1326.326549][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.326661][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.326717][ T32] r4:00000000 [ 1326.326782][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.326872][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.326939][ T32] 1d20: db3bf000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.327005][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.327065][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.327158][ T32] r5:800f0013 r4:80239bb0 [ 1326.327223][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.327336][ T32] r4:82ac11e4 [ 1326.327401][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.327514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.327587][ T32] r4:e0551dc0 [ 1326.327637][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.327721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.327770][ T32] r4:00000000 [ 1326.327815][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.327931][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.327999][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.328105][ T32] r5:00001000 r4:ec8e5000 [ 1326.328165][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.328260][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.328351][ T32] r5:858c5b8c r4:858c5800 [ 1326.328398][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.328521][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.328620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.349459][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.349584][ T32] r4:84b6b680 [ 1326.349649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.349812][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.349881][ T32] r4:00000001 [ 1326.349931][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.350018][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.350089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.350167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.350230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.350295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.350346][ T32] r4:84b66900 [ 1326.350401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.350528][ T32] INFO: task kworker/0:13:3298 blocked for more than 452 seconds. [ 1326.350615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.350686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.350741][ T32] task:kworker/0:13 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.350863][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.351019][ T32] Call trace: [ 1326.351099][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.351211][ T32] r10:82918930 r9:dfd59d84 r8:00000002 r7:60000113 r6:dfd59d8c r5:84998000 [ 1326.351269][ T32] r4:84998000 [ 1326.351317][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.351409][ T32] r5:84998000 r4:8291892c [ 1326.351461][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.351588][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.351713][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd59e08 [ 1326.351773][ T32] r4:00000000 [ 1326.351822][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.351907][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.351998][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.352091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bb00 [ 1326.352159][ T32] r4:00000000 [ 1326.352219][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.352323][ T32] r9:83018005 r8:84998000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1326.352377][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.352493][ T32] r5:00001000 r4:ec4f3000 [ 1326.352560][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.352657][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.352764][ T32] r5:857ea38c r4:857ea000 [ 1326.352815][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.352913][ T32] r7:dddced80 r6:83018000 r5:857ea38c r4:840abb80 [ 1326.352962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.353062][ T32] r10:61c88647 r9:84998000 r8:840abbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.353116][ T32] r4:840abb80 [ 1326.353163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.353259][ T32] r10:00000000 r9:840abb80 r8:8027f5e8 r7:dfe0de60 r6:8413ff80 r5:84998000 [ 1326.353311][ T32] r4:00000001 [ 1326.353388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.353484][ T32] Exception stack(0xdfd59fb0 to 0xdfd59ff8) [ 1326.353547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.353615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.353681][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.353748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.353801][ T32] r4:848d2340 [ 1326.354616][ T32] INFO: task kworker/0:13:3298 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.354702][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.354879][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.354990][ T32] Call trace: [ 1326.355063][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.355167][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.355234][ T32] r4:00000000 [ 1326.355281][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.355370][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.355477][ T32] 1d20: db5e4000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.355552][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.355614][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.355671][ T32] r5:800f0013 r4:80239bb0 [ 1326.355737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.355840][ T32] r4:82ac11e4 [ 1326.355918][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.356030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.356086][ T32] r4:e0551dc0 [ 1326.356146][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.356263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.356324][ T32] r4:00000000 [ 1326.356372][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.356480][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.356544][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.356640][ T32] r5:00001000 r4:ec8e5000 [ 1326.356688][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.356777][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.356875][ T32] r5:858c5b8c r4:858c5800 [ 1326.356922][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.357022][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.357075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.357175][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.357231][ T32] r4:84b6b680 [ 1326.357292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.357419][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.357491][ T32] r4:00000001 [ 1326.357566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.357650][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.357749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.357816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.357916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.358015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.358080][ T32] r4:84b66900 [ 1326.358142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.358235][ T32] INFO: task kworker/0:14:3300 blocked for more than 452 seconds. [ 1326.358319][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.358372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.358427][ T32] task:kworker/0:14 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.381112][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.381398][ T32] Call trace: [ 1326.381539][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.381686][ T32] r10:82918930 r9:dfe35d84 r8:00000002 r7:60000013 r6:dfe35d8c r5:8499bc00 [ 1326.381763][ T32] r4:8499bc00 [ 1326.381814][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.381937][ T32] r5:8499bc00 r4:8291892c [ 1326.381997][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.382092][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.382201][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe35e08 [ 1326.382267][ T32] r4:00000000 [ 1326.382317][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.382405][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.382543][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.382658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581be40 [ 1326.382714][ T32] r4:00000000 [ 1326.382795][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.382953][ T32] r9:83018005 r8:8499bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1326.383015][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.383113][ T32] r5:00001000 r4:ea7bb000 [ 1326.383201][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.383306][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.383416][ T32] r5:857eaf8c r4:857eac00 [ 1326.383500][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.383612][ T32] r7:dddced80 r6:83018000 r5:857eaf8c r4:840abc00 [ 1326.383666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.383771][ T32] r10:61c88647 r9:8499bc00 r8:840abc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.383826][ T32] r4:840abc00 [ 1326.383877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.383989][ T32] r10:00000000 r9:840abc00 r8:8027f5e8 r7:dfd59e60 r6:84138000 r5:8499bc00 [ 1326.384045][ T32] r4:00000001 [ 1326.384094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.384180][ T32] Exception stack(0xdfe35fb0 to 0xdfe35ff8) [ 1326.384263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.384342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.384411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.384507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.384569][ T32] r4:848d2480 [ 1326.385356][ T32] INFO: task kworker/0:14:3300 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.385471][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.385637][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.385740][ T32] Call trace: [ 1326.385817][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.386047][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.386123][ T32] r4:00000000 [ 1326.386176][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.386267][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.386348][ T32] 1d20: db8e9000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.386428][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.386525][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.386587][ T32] r5:800f0013 r4:80239bb0 [ 1326.386687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.386801][ T32] r4:82ac11e4 [ 1326.386856][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.386956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.387011][ T32] r4:e0551dc0 [ 1326.387058][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.387156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.387210][ T32] r4:00000000 [ 1326.387253][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.387366][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.387418][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.387622][ T32] r5:00001000 r4:ec8e5000 [ 1326.387676][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.387763][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.387854][ T32] r5:858c5b8c r4:858c5800 [ 1326.387902][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.388001][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.388052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.388192][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.388253][ T32] r4:84b6b680 [ 1326.388304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.388398][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.388446][ T32] r4:00000001 [ 1326.388511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.388589][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.417141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.417274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.417330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.417390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.417447][ T32] r4:84b66900 [ 1326.417500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.417542][ T32] INFO: task kworker/0:15:3301 blocked for more than 452 seconds. [ 1326.417603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.417635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.417743][ T32] task:kworker/0:15 state:D stack:0 pid:3301 tgid:3301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.417812][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.417908][ T32] Call trace: [ 1326.418148][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.418261][ T32] r10:82918930 r9:dfe39d84 r8:00000002 r7:60000113 r6:dfe39d8c r5:8499c800 [ 1326.418290][ T32] r4:8499c800 [ 1326.418315][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.418376][ T32] r5:8499c800 r4:8291892c [ 1326.418405][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.418493][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.418584][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe39e08 [ 1326.418680][ T32] r4:00000000 [ 1326.421468][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.421596][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.421650][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.421700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bd80 [ 1326.421750][ T32] r4:00000000 [ 1326.421779][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.421858][ T32] r9:83018005 r8:8499c800 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1326.421921][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.422001][ T32] r5:00001000 r4:dfb03000 [ 1326.422031][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.422104][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.422161][ T32] r5:857eab8c r4:857ea800 [ 1326.422186][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.422243][ T32] r7:dddced80 r6:83018000 r5:857eab8c r4:840abc80 [ 1326.422268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.422339][ T32] r10:61c88647 r9:8499c800 r8:840abcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.422373][ T32] r4:840abc80 [ 1326.422398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.422481][ T32] r10:00000000 r9:840abc80 r8:8027f5e8 r7:dfe35e60 r6:84138080 r5:8499c800 [ 1326.422581][ T32] r4:00000001 [ 1326.422611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.422655][ T32] Exception stack(0xdfe39fb0 to 0xdfe39ff8) [ 1326.422711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.422759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.422789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.422819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.422856][ T32] r4:848d2480 [ 1326.423330][ T32] INFO: task kworker/0:15:3301 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.423370][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.423481][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.423623][ T32] Call trace: [ 1326.423679][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.423757][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.423821][ T32] r4:00000000 [ 1326.423899][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.423954][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.423987][ T32] 1d20: dbc25000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.424018][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.424045][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.424176][ T32] r5:800f0013 r4:80239bb0 [ 1326.424209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.424258][ T32] r4:82ac11e4 [ 1326.424282][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.424327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.424375][ T32] r4:e0551dc0 [ 1326.424414][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.424462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.424492][ T32] r4:00000000 [ 1326.424536][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.424591][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.424664][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.424713][ T32] r5:00001000 r4:ec8e5000 [ 1326.424734][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.424780][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.424825][ T32] r5:858c5b8c r4:858c5800 [ 1326.424869][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.424942][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.424997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.425079][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.425106][ T32] r4:84b6b680 [ 1326.425156][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.425207][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.425247][ T32] r4:00000001 [ 1326.425271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.425332][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.425366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.425420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.425455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.425520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.425573][ T32] r4:84b66900 [ 1326.425598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.425669][ T32] INFO: task kworker/0:16:3304 blocked for more than 452 seconds. [ 1326.425735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.425792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.425823][ T32] task:kworker/0:16 state:D stack:0 pid:3304 tgid:3304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.425916][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.425996][ T32] Call trace: [ 1326.426088][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.426164][ T32] r10:82918930 r9:dfe4dd84 r8:00000002 r7:60000113 r6:dfe4dd8c r5:8499d400 [ 1326.426227][ T32] r4:8499d400 [ 1326.426252][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.426369][ T32] r5:8499d400 r4:8291892c [ 1326.426393][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.426436][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.426485][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe4de08 [ 1326.426551][ T32] r4:00000000 [ 1326.426572][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.426638][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.426682][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.426773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bf00 [ 1326.426811][ T32] r4:00000000 [ 1326.426846][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.426935][ T32] r9:83018005 r8:8499d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1326.426967][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.427012][ T32] r5:00001000 r4:eaac3000 [ 1326.427032][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.427089][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.427136][ T32] r5:857eb38c r4:857eb000 [ 1326.427157][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.427243][ T32] r7:dddced80 r6:83018000 r5:857eb38c r4:840abd00 [ 1326.427276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.427375][ T32] r10:61c88647 r9:8499d400 r8:840abd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.427427][ T32] r4:840abd00 [ 1326.427496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.427551][ T32] r10:00000000 r9:840abd00 r8:8027f5e8 r7:dfe35e60 r6:84138100 r5:8499d400 [ 1326.427643][ T32] r4:00000001 [ 1326.427677][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.427749][ T32] Exception stack(0xdfe4dfb0 to 0xdfe4dff8) [ 1326.427820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.427856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.427885][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.427918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.427965][ T32] r4:848d2700 [ 1326.428219][ T32] INFO: task kworker/0:16:3304 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.428286][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.428437][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.428533][ T32] Call trace: [ 1326.428606][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.428713][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.451884][ T32] r4:00000000 [ 1326.451953][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.452028][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.452154][ T32] 1d20: dbe45000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.452199][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.452254][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.452309][ T32] r5:800f0013 r4:80239bb0 [ 1326.452341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.452390][ T32] r4:82ac11e4 [ 1326.452434][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.452493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.452519][ T32] r4:e0551dc0 [ 1326.452559][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.452631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.452679][ T32] r4:00000000 [ 1326.452744][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.452804][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.452829][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.452876][ T32] r5:00001000 r4:ec8e5000 [ 1326.452897][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.452937][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.452980][ T32] r5:858c5b8c r4:858c5800 [ 1326.453021][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.453074][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.453095][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.453142][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.453165][ T32] r4:84b6b680 [ 1326.453211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.453261][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.453297][ T32] r4:00000001 [ 1326.453369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.453415][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.453466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.453509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.453536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.453588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.453622][ T32] r4:84b66900 [ 1326.453647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.453720][ T32] INFO: task kworker/0:17:3306 blocked for more than 452 seconds. [ 1326.453766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.453792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.453837][ T32] task:kworker/0:17 state:D stack:0 pid:3306 tgid:3306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.453956][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.454007][ T32] Call trace: [ 1326.454038][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.454086][ T32] r10:82918930 r9:dfe59d84 r8:00000002 r7:60000113 r6:dfe59d8c r5:8499e000 [ 1326.454108][ T32] r4:8499e000 [ 1326.454127][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.454167][ T32] r5:8499e000 r4:8291892c [ 1326.454187][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.454250][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.454340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe59e08 [ 1326.454377][ T32] r4:00000000 [ 1326.454410][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.454520][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.454584][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.454629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bf80 [ 1326.454651][ T32] r4:00000000 [ 1326.454670][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.454729][ T32] r9:83018005 r8:8499e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1326.454755][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.454822][ T32] r5:00001000 r4:eaf05000 [ 1326.454847][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.454889][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.454954][ T32] r5:857ebb8c r4:857eb800 [ 1326.455001][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.455051][ T32] r7:dddced80 r6:83018000 r5:857ebb8c r4:840abd80 [ 1326.455073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.455141][ T32] r10:61c88647 r9:8499e000 r8:840abdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.455198][ T32] r4:840abd80 [ 1326.455254][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.455327][ T32] r10:00000000 r9:840abd80 r8:8027f5e8 r7:dfe4de60 r6:84138180 r5:8499e000 [ 1326.455360][ T32] r4:00000001 [ 1326.455379][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.455416][ T32] Exception stack(0xdfe59fb0 to 0xdfe59ff8) [ 1326.455448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.455484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.455513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.455542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.455589][ T32] r4:848d26c0 [ 1326.456038][ T32] INFO: task kworker/0:17:3306 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.456114][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.456250][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.456330][ T32] Call trace: [ 1326.456424][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.456492][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.456517][ T32] r4:00000000 [ 1326.456536][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.456608][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.456648][ T32] 1d20: dbe45000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.456677][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.456703][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.456738][ T32] r5:800f0013 r4:80239bb0 [ 1326.456800][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.456846][ T32] r4:82ac11e4 [ 1326.456866][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.456908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.456931][ T32] r4:e0551dc0 [ 1326.456950][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.456991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.457013][ T32] r4:00000000 [ 1326.457055][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.457105][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.457126][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.457195][ T32] r5:00001000 r4:ec8e5000 [ 1326.457225][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.457290][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.457336][ T32] r5:858c5b8c r4:858c5800 [ 1326.457438][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.457521][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.457543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.457629][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.457664][ T32] r4:84b6b680 [ 1326.457716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.457776][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.457799][ T32] r4:00000001 [ 1326.457819][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.457897][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.457928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.457957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.457988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.458059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.458089][ T32] r4:84b66900 [ 1326.458132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.458163][ T32] INFO: task kworker/0:18:3307 blocked for more than 452 seconds. [ 1326.458218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.458271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.458319][ T32] task:kworker/0:18 state:D stack:0 pid:3307 tgid:3307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.458396][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.458439][ T32] Call trace: [ 1326.458528][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.458590][ T32] r10:82918930 r9:dfe61d84 r8:00000002 r7:60000113 r6:dfe61d8c r5:8499ec00 [ 1326.458634][ T32] r4:8499ec00 [ 1326.458731][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.483534][ T32] r5:8499ec00 r4:8291892c [ 1326.483594][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.483690][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.483751][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe61e08 [ 1326.483844][ T32] r4:00000000 [ 1326.483871][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.483975][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.484046][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.484123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84856140 [ 1326.484177][ T32] r4:00000000 [ 1326.484228][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.484303][ T32] r9:83018005 r8:8499ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1326.484373][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.484468][ T32] r5:00001000 r4:eab8f000 [ 1326.484591][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.484680][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.484777][ T32] r5:857eb78c r4:857eb400 [ 1326.484822][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.484913][ T32] r7:dddced80 r6:83018000 r5:857eb78c r4:840abe00 [ 1326.484959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.485052][ T32] r10:61c88647 r9:8499ec00 r8:840abe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.485098][ T32] r4:840abe00 [ 1326.485162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.485257][ T32] r10:00000000 r9:840abe00 r8:8027f5e8 r7:dfe59e60 r6:84138200 r5:8499ec00 [ 1326.485305][ T32] r4:00000001 [ 1326.485362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.485446][ T32] Exception stack(0xdfe61fb0 to 0xdfe61ff8) [ 1326.485563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.485630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.485708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.485783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.485846][ T32] r4:848d2980 [ 1326.486601][ T32] INFO: task kworker/0:18:3307 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.486683][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.486881][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.486983][ T32] Call trace: [ 1326.487055][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.487152][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.487214][ T32] r4:00000000 [ 1326.487262][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.487341][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.487392][ T32] 1d20: dc10a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.487481][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.487542][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.487589][ T32] r5:800f0013 r4:80239bb0 [ 1326.487694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.487788][ T32] r4:82ac11e4 [ 1326.487835][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.487917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.487969][ T32] r4:e0551dc0 [ 1326.488007][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.488091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.488165][ T32] r4:00000000 [ 1326.488207][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.488299][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.488347][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.488433][ T32] r5:00001000 r4:ec8e5000 [ 1326.488487][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.488567][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.499327][ T32] r5:858c5b8c r4:858c5800 [ 1326.499501][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.499626][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.499755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.499972][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.500026][ T32] r4:84b6b680 [ 1326.500070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.500162][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.500356][ T32] r4:00000001 [ 1326.500440][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.500556][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.500621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.500775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.500891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.500955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.501002][ T32] r4:84b66900 [ 1326.501050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.501141][ T32] INFO: task kworker/0:19:3310 blocked for more than 453 seconds. [ 1326.501228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.501335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.501394][ T32] task:kworker/0:19 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.501541][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.501633][ T32] Call trace: [ 1326.501749][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.501848][ T32] r10:82918930 r9:dfe71d84 r8:00000002 r7:60000113 r6:dfe71d8c r5:8499b000 [ 1326.501919][ T32] r4:8499b000 [ 1326.501964][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.502048][ T32] r5:8499b000 r4:8291892c [ 1326.502098][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.502202][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.502295][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe71e08 [ 1326.502342][ T32] r4:00000000 [ 1326.502382][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.502481][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.502599][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.502714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858320c0 [ 1326.502782][ T32] r4:00000000 [ 1326.502875][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.502973][ T32] r9:83018005 r8:8499b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1326.503022][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.503113][ T32] r5:00001000 r4:eb2e9000 [ 1326.503150][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.503232][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.503340][ T32] r5:857ec38c r4:857ec000 [ 1326.503425][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.503519][ T32] r7:dddced80 r6:83018000 r5:857ec38c r4:840abe80 [ 1326.503564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.503649][ T32] r10:61c88647 r9:8499b000 r8:840abeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.503691][ T32] r4:840abe80 [ 1326.503744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.503829][ T32] r10:00000000 r9:840abe80 r8:8027f5e8 r7:dfe59e60 r6:84138280 r5:8499b000 [ 1326.503880][ T32] r4:00000001 [ 1326.503945][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.504018][ T32] Exception stack(0xdfe71fb0 to 0xdfe71ff8) [ 1326.504131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.504256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.504321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.504477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.504535][ T32] r4:848d2b40 [ 1326.505251][ T32] INFO: task kworker/0:19:3310 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.505321][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.505450][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.505603][ T32] Call trace: [ 1326.505716][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.505854][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.505914][ T32] r4:00000000 [ 1326.505955][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.506046][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.506116][ T32] 1d20: dc10a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.506177][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.506238][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.506286][ T32] r5:800f0013 r4:80239bb0 [ 1326.506328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.506414][ T32] r4:82ac11e4 [ 1326.506463][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.506590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.506659][ T32] r4:e0551dc0 [ 1326.506710][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.506770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.506796][ T32] r4:00000000 [ 1326.506839][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.506924][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.506975][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.507047][ T32] r5:00001000 r4:ec8e5000 [ 1326.507095][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.507138][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.507182][ T32] r5:858c5b8c r4:858c5800 [ 1326.507203][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.507249][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.507271][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.507341][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.507375][ T32] r4:84b6b680 [ 1326.507397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.507442][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.507464][ T32] r4:00000001 [ 1326.507509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.507549][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.507646][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.507679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.507707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.507808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.507837][ T32] r4:84b66900 [ 1326.507859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.507887][ T32] INFO: task kworker/0:20:3311 blocked for more than 453 seconds. [ 1326.508006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.508217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.508242][ T32] task:kworker/0:20 state:D stack:0 pid:3311 tgid:3311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.508295][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.508355][ T32] Call trace: [ 1326.508409][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.508459][ T32] r10:82918930 r9:dfe7dd84 r8:00000002 r7:60000113 r6:dfe7dd8c r5:84996c00 [ 1326.508488][ T32] r4:84996c00 [ 1326.508508][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.508551][ T32] r5:84996c00 r4:8291892c [ 1326.508611][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.535269][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.535467][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe7de08 [ 1326.535531][ T32] r4:00000000 [ 1326.535586][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.535640][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.535708][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.535770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9f40 [ 1326.535831][ T32] r4:00000000 [ 1326.535874][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.535956][ T32] r9:83018005 r8:84996c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1326.535999][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.536056][ T32] r5:00001000 r4:eb16b000 [ 1326.536108][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.536169][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.536278][ T32] r5:857ebf8c r4:857ebc00 [ 1326.536313][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.536418][ T32] r7:dddced80 r6:83018000 r5:857ebf8c r4:840abf00 ** 2 printk messages dropped ** [ 1326.536535][ T32] r4:840abf00 ** 15 printk messages dropped ** [ 1326.538279][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 13 printk messages dropped ** [ 1326.556384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 ** 4 printk messages dropped ** [ 1326.556578][ T32] r5:00001000 r4:ec8e5000 [ 1326.556611][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.556653][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.556723][ T32] r5:858c5b8c r4:858c5800 [ 1326.556748][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.556797][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.556843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.556918][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.556946][ T32] r4:84b6b680 [ 1326.556968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.557016][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.557039][ T32] r4:00000001 [ 1326.557059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.557119][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.557163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.557194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.557228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.557260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.557309][ T32] r4:84b66900 [ 1326.557338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.557373][ T32] INFO: task kworker/0:21:3314 blocked for more than 453 seconds. [ 1326.557408][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.557434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.557490][ T32] task:kworker/0:21 state:D stack:0 pid:3314 tgid:3314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.557562][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.557638][ T32] Call trace: [ 1326.557752][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.557867][ T32] r10:82918930 r9:dfe89d84 r8:00000002 r7:60000113 r6:dfe89d8c r5:84993000 [ 1326.557925][ T32] r4:84993000 [ 1326.557948][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.557992][ T32] r5:84993000 r4:8291892c [ 1326.558032][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.558078][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.558156][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe89e08 [ 1326.558401][ T32] r4:00000000 [ 1326.558424][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.558463][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.558551][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.558689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85832280 [ 1326.567873][ T32] r4:00000000 [ 1326.567945][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.568029][ T32] r9:83018005 r8:84993000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1326.568682][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.589694][ T32] r5:00001000 r4:eb399000 [ 1326.589785][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.589931][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.590024][ T32] r5:857ec78c r4:857ec400 [ 1326.590124][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.590235][ T32] r7:dddced80 r6:83018000 r5:857ec78c r4:840abf80 [ 1326.590298][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.590395][ T32] r10:61c88647 r9:84993000 r8:840abfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.590438][ T32] r4:840abf80 [ 1326.590532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1326.590687][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1326.590899][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.591956][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1326.592780][ T32] 1d20: dca9f000 ec8a9000 00000001 80239b98 7f1e1000 00000001 ** 4 printk messages dropped ** [ 1326.593223][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.593428][ T32] r4:e0551dc0 ** 2 printk messages dropped ** [ 1326.593643][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.593962][ T32] r5:00001000 r4:ec8e5000 ** 4 printk messages dropped ** [ 1326.594305][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 ** 2 printk messages dropped ** [ 1326.594573][ T32] r4:84b6b680 ** 2 printk messages dropped ** [ 1326.594748][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.595097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.595485][ T32] INFO: task kworker/0:22:3316 blocked for more than 453 seconds. ** 4 printk messages dropped ** [ 1326.596064][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.596284][ T32] r4:849a8000 ** 4 printk messages dropped ** [ 1326.596675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe95e08 ** 9 printk messages dropped ** [ 1326.597471][ T32] r5:00001000 r4:eb57b000 ** 1 printk messages dropped ** [ 1326.597602][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.598289][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.598577][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.610396][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.610752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.610811][ T32] r4:848d2e80 [ 1326.611475][ T32] INFO: task kworker/0:22:3316 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.611556][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.611758][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.611908][ T32] Call trace: [ 1326.611996][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.612098][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.612151][ T32] r4:00000000 [ 1326.612188][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.612269][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.612332][ T32] 1d20: dca9f000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.612415][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.612473][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.612531][ T32] r5:800f0013 r4:80239bb0 [ 1326.612574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.612661][ T32] r4:82ac11e4 [ 1326.612701][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.612787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.612842][ T32] r4:e0551dc0 [ 1326.612909][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.613016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.613069][ T32] r4:00000000 [ 1326.613134][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.613251][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.613301][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.613442][ T32] r5:00001000 r4:ec8e5000 [ 1326.613507][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.613598][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.613718][ T32] r5:858c5b8c r4:858c5800 [ 1326.613795][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.613899][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.614011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.614111][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.614171][ T32] r4:84b6b680 [ 1326.614235][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.614326][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.614474][ T32] r4:00000001 [ 1326.614585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.614690][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.614751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.614815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.614893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.614960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.615005][ T32] r4:84b66900 [ 1326.615110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.615195][ T32] INFO: task kworker/0:23:3317 blocked for more than 453 seconds. [ 1326.615269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.615318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.615416][ T32] task:kworker/0:23 state:D stack:0 pid:3317 tgid:3317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.615523][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.615633][ T32] Call trace: [ 1326.615704][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1326.616129][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.616951][ T32] r5:00001000 r4:eb51d000 [ 1326.617065][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.617604][ T32] r10:61c88647 r9:849a8c00 r8:841390ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1326.644837][ T32] r4:848d2f80 ** 5 printk messages dropped ** [ 1326.646248][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 9 printk messages dropped ** [ 1326.647056][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1326.648016][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 ** 5 printk messages dropped ** [ 1326.648480][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.663795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.664350][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.665028][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.665880][ T32] r5:00001000 r4:eb69b000 ** 2 printk messages dropped ** [ 1326.666111][ T32] r5:857ed38c r4:857ed000 ** 4 printk messages dropped ** [ 1326.666528][ T32] r4:84139100 ** 6 printk messages dropped ** [ 1326.666950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.668278][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 11 printk messages dropped ** [ 1326.687155][ T32] r4:e0551dc0 ** 2 printk messages dropped ** [ 1326.687637][ T32] r4:00000000 [ 1326.687707][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.687838][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.687892][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.688036][ T32] r5:00001000 r4:ec8e5000 [ 1326.688084][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.688180][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.688310][ T32] r5:858c5b8c r4:858c5800 [ 1326.688356][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.688447][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.688521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.688616][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.688662][ T32] r4:84b6b680 [ 1326.688794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.697905][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.697988][ T32] r4:00000001 [ 1326.698114][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.698224][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.698287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.698348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.698403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.698460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.698648][ T32] r4:84b66900 [ 1326.713954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.714101][ T32] INFO: task kworker/0:25:3322 blocked for more than 453 seconds. [ 1326.714175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.714229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.714271][ T32] task:kworker/0:25 state:D stack:0 pid:3322 tgid:3322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.714425][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.714591][ T32] Call trace: [ 1326.714694][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.714874][ T32] r10:82918930 r9:dfeb9d84 r8:00000002 r7:60000113 r6:dfeb9d8c r5:849aa400 [ 1326.714952][ T32] r4:849aa400 [ 1326.714997][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.715081][ T32] r5:849aa400 r4:8291892c [ 1326.715247][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.715328][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.715463][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfeb9e08 [ 1326.715580][ T32] r4:00000000 [ 1326.715626][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.715701][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.715786][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.715989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85832ac0 [ 1326.716101][ T32] r4:00000000 [ 1326.716303][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.716398][ T32] r9:83018005 r8:849aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.716522][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.716609][ T32] r5:00001000 r4:eb7d9000 [ 1326.716660][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.716850][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.716938][ T32] r5:857ee78c r4:857ee400 [ 1326.717169][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.717270][ T32] r7:dddced80 r6:83018000 r5:857ee78c r4:84139180 [ 1326.717320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.717410][ T32] r10:61c88647 r9:849aa400 r8:841391ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.717513][ T32] r4:84139180 [ 1326.717561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.717653][ T32] r10:00000000 r9:84139180 r8:8027f5e8 r7:dfeade60 r6:84138580 r5:849aa400 [ 1326.717728][ T32] r4:00000001 [ 1326.717846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.717930][ T32] Exception stack(0xdfeb9fb0 to 0xdfeb9ff8) [ 1326.718084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.718203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.718316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.718380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.718547][ T32] r4:848d42c0 [ 1326.727733][ T32] INFO: task kworker/0:25:3322 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.728000][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.732395][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.732963][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1326.733516][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1326.734363][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.734414][ T32] r4:84b6b680 [ 1326.734479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.734598][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.734697][ T32] r4:00000001 [ 1326.734815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.734888][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.735055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.735119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.735175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.735233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.735275][ T32] r4:84b66900 [ 1326.735420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.735525][ T32] INFO: task kworker/0:26:3324 blocked for more than 453 seconds. [ 1326.735630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.735687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.735743][ T32] task:kworker/0:26 state:D stack:0 pid:3324 tgid:3324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.735908][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.736019][ T32] Call trace: [ 1326.736127][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.736253][ T32] r10:82918930 r9:dfec5d84 r8:00000002 r7:60000113 r6:dfec5d8c r5:849ab000 [ 1326.736341][ T32] r4:849ab000 [ 1326.736391][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.736507][ T32] r5:849ab000 r4:8291892c [ 1326.736585][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.736671][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.736764][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfec5e08 [ 1326.736816][ T32] r4:00000000 [ 1326.736865][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.736946][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.737035][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.737156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85832780 [ 1326.737206][ T32] r4:00000000 [ 1326.737241][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.737359][ T32] r9:83018005 r8:849ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.737464][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.737858][ T32] r5:00001000 r4:eb6eb000 [ 1326.737907][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.737988][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.738068][ T32] r5:857edb8c r4:857ed800 [ 1326.738112][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.738201][ T32] r7:dddced80 r6:83018000 r5:857edb8c r4:84139200 [ 1326.738399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.738490][ T32] r10:61c88647 r9:849ab000 r8:8413922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.738575][ T32] r4:84139200 [ 1326.738701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.760973][ T32] r10:00000000 r9:84139200 r8:8027f5e8 r7:dfeb9e60 r6:84138600 r5:849ab000 [ 1326.761072][ T32] r4:00000001 [ 1326.761122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.761236][ T32] Exception stack(0xdfec5fb0 to 0xdfec5ff8) [ 1326.761295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.761411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.762786][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.763937][ T32] 1d20: ddd0e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.764059][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.764124][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.764299][ T32] r5:800f0013 r4:80239bb0 [ 1326.764350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.764442][ T32] r4:82ac11e4 [ 1326.764589][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.764719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.764776][ T32] r4:e0551dc0 [ 1326.764846][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.764970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.765173][ T32] r4:00000000 [ 1326.765376][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.765492][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.765553][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.765660][ T32] r5:00001000 r4:ec8e5000 [ 1326.765706][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.765793][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.765972][ T32] r5:858c5b8c r4:858c5800 [ 1326.766021][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.766109][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.766287][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.766389][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.766445][ T32] r4:84b6b680 [ 1326.766546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.766645][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.766764][ T32] r4:00000001 [ 1326.766871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1326.767109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.768237][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.768659][ T32] r5:849abc00 r4:8291892c ** 6 printk messages dropped ** [ 1326.801037][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.802164][ T32] r5:00001000 r4:eb7b3000 ** 4 printk messages dropped ** [ 1326.804272][ T32] r7:dddced80 r6:83018000 r5:857ee38c r4:84139280 ** 8 printk messages dropped ** [ 1326.805766][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.808293][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 10 printk messages dropped ** [ 1326.831013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 ** 9 printk messages dropped ** [ 1326.831485][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.832000][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 ** 11 printk messages dropped ** [ 1326.832425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.833007][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.833109][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfedde08 [ 1326.833136][ T32] r4:00000000 [ 1326.833180][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.833246][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.833288][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.833329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858328c0 [ 1326.833351][ T32] r4:00000000 [ 1326.833407][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.833458][ T32] r9:83018005 r8:849ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.833512][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.833560][ T32] r5:00001000 r4:eb72b000 [ 1326.833582][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.833621][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.833663][ T32] r5:857edf8c r4:857edc00 [ 1326.833683][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.833751][ T32] r7:dddced80 r6:83018000 r5:857edf8c r4:84139300 [ 1326.833776][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.833845][ T32] r10:61c88647 r9:849ac800 r8:8413932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.833895][ T32] r4:84139300 [ 1326.833919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.834009][ T32] r10:00000000 r9:84139300 r8:8027f5e8 r7:dfec5e60 r6:84138700 r5:849ac800 [ 1326.834035][ T32] r4:00000001 [ 1326.834054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.834111][ T32] Exception stack(0xdfeddfb0 to 0xdfeddff8) [ 1326.834155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.834187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.834239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.834293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.834342][ T32] r4:848d4680 [ 1326.834875][ T32] INFO: task kworker/0:28:3327 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.835133][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.835573][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.835646][ T32] Call trace: [ 1326.835721][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.835785][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.835810][ T32] r4:00000000 [ 1326.835877][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.835931][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.835961][ T32] 1d20: de5a4000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.835990][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.836015][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.836039][ T32] r5:800f0013 r4:80239bb0 [ 1326.836059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.836103][ T32] r4:82ac11e4 [ 1326.836123][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.836188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.836223][ T32] r4:e0551dc0 [ 1326.836269][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.836371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.836421][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.836670][ T32] r5:00001000 r4:ec8e5000 ** 6 printk messages dropped ** [ 1326.837073][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.837486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.838532][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.855212][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfeede08 ** 9 printk messages dropped ** [ 1326.855677][ T32] r5:00001000 r4:eb829000 ** 1 printk messages dropped ** [ 1326.855753][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.856169][ T32] Exception stack(0xdfeedfb0 to 0xdfeedff8) ** 7 printk messages dropped ** [ 1326.856986][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.857431][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1326.858197][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.858669][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.873482][ T32] r4:84b6b680 ** 2 printk messages dropped ** [ 1326.873598][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.873786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.874267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1326.874433][ T32] Call trace: [ 1326.874542][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.874630][ T32] r10:82918930 r9:dfc71d84 r8:00000002 r7:60000113 r6:dfc71d8c r5:8450e000 [ 1326.874715][ T32] r4:8450e000 [ 1326.874741][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.874787][ T32] r5:8450e000 r4:8291892c [ 1326.874826][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.874897][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.874947][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 [ 1326.874971][ T32] r4:00000000 [ 1326.874990][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1326.875027][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.875091][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.875145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7dfc0 [ 1326.875169][ T32] r4:00000000 [ 1326.875188][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.875235][ T32] r9:83018205 r8:8450e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1326.875294][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.875343][ T32] r5:00001000 r4:dfb43000 [ 1326.875384][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.875454][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.875511][ T32] r5:84ab278c r4:84ab2400 [ 1326.875536][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.875585][ T32] r7:ddde2d80 r6:83018200 r5:84ab278c r4:84138e00 [ 1326.875605][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.875663][ T32] r10:61c88647 r9:8450e000 r8:84138e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.875689][ T32] r4:84138e00 [ 1326.875709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.875753][ T32] r10:00000000 r9:84138e00 r8:8027f5e8 r7:dfc59e60 r6:84515b80 r5:8450e000 [ 1326.875780][ T32] r4:00000001 [ 1326.875848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.875887][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1326.875914][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.875944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.875997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.876030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.876065][ T32] r4:84513140 [ 1326.876457][ T32] INFO: task kworker/1:89:3423 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.876517][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.876583][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.876652][ T32] Call trace: [ 1326.876709][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.876818][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.876866][ T32] r4:00000000 [ 1326.876889][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.876929][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 1 printk messages dropped ** [ 1326.876985][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 ** 15 printk messages dropped ** [ 1326.878722][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.899547][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.900373][ T32] r4:84b66900 ** 5 printk messages dropped ** [ 1326.901369][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.904153][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.905804][ T32] r5:00001000 r4:e03a5000 ** 2 printk messages dropped ** [ 1326.905966][ T32] r5:84b16b8c r4:84b16800 ** 6 printk messages dropped ** [ 1326.907831][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 5 printk messages dropped ** [ 1326.908481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.908527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.908563][ T32] r4:84b66900 [ 1326.940791][ T32] INFO: task kworker/0:191:3684 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1326.941048][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.941284][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.941416][ T32] Call trace: [ 1326.941640][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1326.941859][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1326.941920][ T32] r4:00000000 [ 1326.942081][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.942194][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1326.942261][ T32] 1d20: defa0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1326.942479][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1326.942602][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1326.942687][ T32] r5:800f0013 r4:80239bb0 [ 1326.942799][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.942940][ T32] r4:82ac11e4 [ 1326.942995][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.943081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1326.943126][ T32] r4:e0551dc0 [ 1326.943321][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1326.943491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1326.943537][ T32] r4:00000000 [ 1326.943585][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1326.943689][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.943831][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.943930][ T32] r5:00001000 r4:ec8e5000 [ 1326.944063][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1326.944179][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.944273][ T32] r5:858c5b8c r4:858c5800 [ 1326.944358][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.944543][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1326.944613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.944790][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.944904][ T32] r4:84b6b680 [ 1326.944958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.945055][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1326.945103][ T32] r4:00000001 [ 1326.945148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.945220][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.945275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.945334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.945389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.945450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.945499][ T32] r4:84b66900 [ 1326.945733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.945853][ T32] INFO: task kworker/1:98:3688 blocked for more than 453 seconds. [ 1326.945968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.946085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.946192][ T32] task:kworker/1:98 state:D stack:0 pid:3688 tgid:3688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.946296][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.946469][ T32] Call trace: [ 1326.946579][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1326.946755][ T32] r10:82918930 r9:e051dd84 r8:00000002 r7:60000113 r6:e051dd8c r5:84bea400 [ 1326.946871][ T32] r4:84bea400 [ 1326.946924][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.947006][ T32] r5:84bea400 r4:8291892c [ 1326.947085][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.947174][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.947264][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e051de08 [ 1326.947312][ T32] r4:00000000 [ 1326.947369][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1326.947697][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.948302][ T32] r5:00001000 r4:dfacf000 [ 1326.948351][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.948553][ T32] r5:84ab238c r4:84ab2000 ** 3 printk messages dropped ** [ 1326.963704][ T32] r10:61c88647 r9:84bea400 r8:84b6e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.964399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.966662][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 8 printk messages dropped ** [ 1326.967305][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.967710][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.988172][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.000100][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.000571][ T32] r4:84b66900 ** 4 printk messages dropped ** [ 1327.000935][ T32] task:kworker/0:192 state:D stack:0 pid:3690 tgid:3690 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.001860][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.002287][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.002632][ T32] r5:00001000 r4:e03c9000 ** 2 printk messages dropped ** [ 1327.002900][ T32] r5:84b16f8c r4:84b16c00 ** 3 printk messages dropped ** [ 1327.003179][ T32] r10:61c88647 r9:84beb000 r8:84b6b7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.003873][ T32] r4:84b66c40 [ 1327.004622][ T32] INFO: task kworker/0:192:3690 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.004703][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.004861][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.004953][ T32] Call trace: [ 1327.005013][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.005108][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.005154][ T32] r4:00000000 [ 1327.005212][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.005298][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.005357][ T32] 1d20: df2b5000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.005414][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.005472][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.005535][ T32] r5:800f0013 r4:80239bb0 [ 1327.005579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.005669][ T32] r4:82ac11e4 [ 1327.005716][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.005806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.005871][ T32] r4:e0551dc0 [ 1327.005943][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.006034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.006107][ T32] r4:00000000 [ 1327.006155][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.006263][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.006319][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.006408][ T32] r5:00001000 r4:ec8e5000 [ 1327.006449][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.006575][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.006663][ T32] r5:858c5b8c r4:858c5800 [ 1327.006715][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.006825][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.006891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.006990][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.007038][ T32] r4:84b6b680 [ 1327.007101][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.007197][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.007244][ T32] r4:00000001 [ 1327.007287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.007359][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.007418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.007478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.007545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.007603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.007649][ T32] r4:84b66900 [ 1327.007691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.007745][ T32] INFO: task kworker/0:193:3694 blocked for more than 453 seconds. [ 1327.007870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.007960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.008044][ T32] task:kworker/0:193 state:D stack:0 pid:3694 tgid:3694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.008209][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.008302][ T32] Call trace: [ 1327.008365][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.008454][ T32] r10:82918930 r9:e0585d84 r8:00000002 r7:60000013 r6:e0585d8c r5:84bee000 [ 1327.008501][ T32] r4:84bee000 [ 1327.008571][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.029553][ T32] r5:84bee000 r4:8291892c [ 1327.029651][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.029808][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.029916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0585e08 [ 1327.029988][ T32] r4:00000000 [ 1327.030056][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.030166][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.030265][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.030363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66980 [ 1327.030416][ T32] r4:00000000 [ 1327.030464][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.030608][ T32] r9:83018005 r8:84bee000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1327.030663][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.030792][ T32] r5:00001000 r4:e03e5000 [ 1327.030851][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.030991][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.031103][ T32] r5:84b1738c r4:84b17000 [ 1327.031156][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.031278][ T32] r7:dddced80 r6:83018000 r5:84b1738c r4:84b6b800 [ 1327.031343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.031462][ T32] r10:61c88647 r9:84bee000 r8:84b6b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.031525][ T32] r4:84b6b800 [ 1327.031578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1327.031737][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.032016][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.032296][ T32] r4:84b66d80 ** 1 printk messages dropped ** [ 1327.033167][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.034050][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 5 printk messages dropped ** [ 1327.034574][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.034779][ T32] r4:e0551dc0 ** 6 printk messages dropped ** [ 1327.035234][ T32] r5:00001000 r4:ec8e5000 ** 5 printk messages dropped ** [ 1327.035746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.036333][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.036400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.036500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.036575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.036645][ T32] r4:84b66900 [ 1327.036704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.036795][ T32] INFO: task kworker/0:194:3696 blocked for more than 453 seconds. [ 1327.036877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.036939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.036987][ T32] task:kworker/0:194 state:D stack:0 pid:3696 tgid:3696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.037102][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.037299][ T32] Call trace: [ 1327.037373][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.037476][ T32] r10:82918930 r9:e0595d84 r8:00000002 r7:60000013 r6:e0595d8c r5:84bebc00 [ 1327.037638][ T32] r4:84bebc00 [ 1327.037728][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.037837][ T32] r5:84bebc00 r4:8291892c [ 1327.037886][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.037972][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.038069][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 [ 1327.038124][ T32] r4:00000000 [ 1327.038187][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.038312][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.038406][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.038540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66000 [ 1327.038672][ T32] r4:00000000 [ 1327.069616][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.069850][ T32] r9:83018005 r8:84bebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1327.069915][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.070026][ T32] r5:00001000 r4:e056b000 [ 1327.070083][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.070190][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.070280][ T32] r5:84b1778c r4:84b17400 [ 1327.070327][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.070423][ T32] r7:dddced80 r6:83018000 r5:84b1778c r4:84b6b880 [ 1327.070585][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.070711][ T32] r10:61c88647 r9:84bebc00 r8:84b6b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.070790][ T32] r4:84b6b880 [ 1327.070853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.070954][ T32] r10:00000000 r9:84b6b880 r8:8027f5e8 r7:e0585e60 r6:84b6eb00 r5:84bebc00 [ 1327.071022][ T32] r4:00000001 [ 1327.071078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.071159][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1327.071231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.071294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.071358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.071420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.071477][ T32] r4:849f9d80 [ 1327.072220][ T32] INFO: task kworker/0:194:3696 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.072300][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.072512][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.072725][ T32] Call trace: [ 1327.072847][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.073007][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.073067][ T32] r4:00000000 [ 1327.073117][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.073200][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.073262][ T32] 1d20: df6f6000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.073364][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.073432][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.073488][ T32] r5:800f0013 r4:80239bb0 [ 1327.073542][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.073655][ T32] r4:82ac11e4 [ 1327.073711][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.073822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.073881][ T32] r4:e0551dc0 [ 1327.073928][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.074029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.074086][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.074312][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1327.074993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.075420][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.075878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.076469][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.077221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a1e08 ** 9 printk messages dropped ** [ 1327.078080][ T32] r5:00001000 r4:e0597000 ** 1 printk messages dropped ** [ 1327.078234][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.107587][ T32] r10:00000000 r9:84b6b900 r8:8027f5e8 r7:e0595e60 r6:84b6eb80 r5:84bf0000 ** 9 printk messages dropped ** [ 1327.114406][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.115525][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.115918][ T32] r4:e0551dc0 ** 4 printk messages dropped ** [ 1327.116313][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1327.117091][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.117722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.117933][ T32] r4:84b66900 [ 1327.118024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.118157][ T32] INFO: task kworker/0:196:3698 blocked for more than 453 seconds. [ 1327.118237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.118295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.118377][ T32] task:kworker/0:196 state:D stack:0 pid:3698 tgid:3698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.118554][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.137273][ T32] Call trace: [ 1327.137406][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.137633][ T32] r10:82918930 r9:e05a5d84 r8:00000002 r7:60000013 r6:e05a5d8c r5:84bf0c00 [ 1327.137740][ T32] r4:84bf0c00 [ 1327.137810][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.137920][ T32] r5:84bf0c00 r4:8291892c [ 1327.138021][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.138141][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.138244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 [ 1327.138295][ T32] r4:00000000 [ 1327.138341][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.138488][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.138692][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.149738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f9d00 [ 1327.149856][ T32] r4:00000000 [ 1327.149942][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.150088][ T32] r9:83018005 r8:84bf0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1327.150174][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.150278][ T32] r5:00001000 r4:e0587000 [ 1327.150326][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.150416][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.150549][ T32] r5:84b17b8c r4:84b17800 [ 1327.150615][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.150760][ T32] r7:dddced80 r6:83018000 r5:84b17b8c r4:84b6b980 [ 1327.150819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.150998][ T32] r10:61c88647 r9:84bf0c00 r8:84b6b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.151061][ T32] r4:84b6b980 [ 1327.151187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.151310][ T32] r10:00000000 r9:84b6b980 r8:8027f5e8 r7:e05a1e60 r6:84b6ec00 r5:84bf0c00 [ 1327.151370][ T32] r4:00000001 [ 1327.151450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.151616][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1327.151697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.151811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.151924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.151998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.152050][ T32] r4:84b6f080 [ 1327.152819][ T32] INFO: task kworker/0:196:3698 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.152939][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.153138][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.153247][ T32] Call trace: [ 1327.153413][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.153525][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.153578][ T32] r4:00000000 [ 1327.153624][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.153705][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.153808][ T32] 1d20: dfc6d000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.153877][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.153935][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.153986][ T32] r5:800f0013 r4:80239bb0 [ 1327.154037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.154165][ T32] r4:82ac11e4 [ 1327.154226][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.154325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.154379][ T32] r4:e0551dc0 [ 1327.154426][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.154602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.154674][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.154870][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1327.155692][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.156312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.156982][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.157623][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.158600][ T32] r5:00001000 r4:df97b000 [ 1327.189960][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1327.190756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.191622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.193560][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 8 printk messages dropped ** [ 1327.194187][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.194654][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.195223][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.195757][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.196246][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.197202][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.197566][ T32] r4:84bf3c00 [ 1327.197620][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.197707][ T32] r5:84bf3c00 r4:8291892c [ 1327.197852][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.197949][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.198045][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05bde08 [ 1327.198136][ T32] r4:00000000 [ 1327.198221][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.198323][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.198410][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.198570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6f300 [ 1327.198743][ T32] r4:00000000 [ 1327.219761][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.219960][ T32] r9:83018005 r8:84bf3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1327.220015][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.220145][ T32] r5:00001000 r4:e05ab000 [ 1327.220199][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.220314][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.220410][ T32] r5:84b1c38c r4:84b1c000 [ 1327.220455][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.220555][ T32] r7:dddced80 r6:83018000 r5:84b1c38c r4:84b6ba80 [ 1327.220609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.220708][ T32] r10:61c88647 r9:84bf3c00 r8:84b6baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.220978][ T32] r4:84b6ba80 [ 1327.221039][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.221190][ T32] r10:00000000 r9:84b6ba80 r8:8027f5e8 r7:e05b9e60 r6:84b6ed00 r5:84bf3c00 [ 1327.221250][ T32] r4:00000001 [ 1327.221311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.221396][ T32] Exception stack(0xe05bdfb0 to 0xe05bdff8) [ 1327.221479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.221551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.221613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.221708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.221831][ T32] r4:84b6f240 [ 1327.222647][ T32] INFO: task kworker/0:198:3702 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.222735][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.222928][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.223036][ T32] Call trace: [ 1327.223109][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.223209][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.223280][ T32] r4:00000000 [ 1327.223371][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.223494][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.223564][ T32] 1d20: e0183000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.223628][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.223683][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.223756][ T32] r5:800f0013 r4:80239bb0 [ 1327.223815][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 1 printk messages dropped ** [ 1327.224009][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1327.225045][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.225969][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.226540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1327.227799][ T32] r10:82918930 r9:e05d5d84 r8:00000002 r7:60000113 r6:e05d5d8c r5:84bf5400 ** 6 printk messages dropped ** [ 1327.228366][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.258382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6f500 ** 4 printk messages dropped ** [ 1327.259513][ T32] r5:00001000 r4:e05bf000 ** 4 printk messages dropped ** [ 1327.260132][ T32] r7:dddced80 r6:83018000 r5:84b1c78c r4:84b6bb00 ** 7 printk messages dropped ** [ 1327.260993][ T32] Exception stack(0xe05d5fb0 to 0xe05d5ff8) ** 6 printk messages dropped ** [ 1327.262217][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.263680][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.264337][ T32] r4:e0551dc0 ** 5 printk messages dropped ** [ 1327.265033][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.265878][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.267100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.268052][ T32] r10:82918930 r9:e05e5d84 r8:00000002 r7:60000013 r6:e05e5d8c r5:84bf2400 ** 4 printk messages dropped ** [ 1327.268385][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.268546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e5e08 [ 1327.268608][ T32] r4:00000000 [ 1327.307734][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.308109][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.308319][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.308442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6f600 [ 1327.308511][ T32] r4:00000000 [ 1327.308562][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.309319][ T32] r9:83018005 r8:84bf2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1327.309428][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.309570][ T32] r5:00001000 r4:e05cb000 [ 1327.309623][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.309711][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.309811][ T32] r5:84b1cb8c r4:84b1c800 [ 1327.309854][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.309983][ T32] r7:dddced80 r6:83018000 r5:84b1cb8c r4:84b6bb80 [ 1327.310073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.310227][ T32] r10:61c88647 r9:84bf2400 r8:84b6bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.310298][ T32] r4:84b6bb80 [ 1327.310348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.310472][ T32] r10:00000000 r9:84b6bb80 r8:8027f5e8 r7:e05b9e60 r6:84b6ee00 r5:84bf2400 [ 1327.310561][ T32] r4:00000001 [ 1327.310611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.310695][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1327.310785][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.310871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.310935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.310995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.311061][ T32] r4:84b6f380 [ 1327.311801][ T32] INFO: task kworker/0:200:3706 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.311890][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.312044][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.312173][ T32] Call trace: [ 1327.312264][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.312370][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.312431][ T32] r4:00000000 [ 1327.312513][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.312623][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.312699][ T32] 1d20: e065b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.312790][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.312874][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.312936][ T32] r5:800f0013 r4:80239bb0 [ 1327.313104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.313219][ T32] r4:82ac11e4 [ 1327.313272][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.313368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.313438][ T32] r4:e0551dc0 [ 1327.313513][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.313645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.313713][ T32] r4:00000000 [ 1327.313780][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.313901][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.313976][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.314092][ T32] r5:00001000 r4:ec8e5000 [ 1327.314162][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.314287][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.314386][ T32] r5:858c5b8c r4:858c5800 [ 1327.314450][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.314590][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.314644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.314747][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.314810][ T32] r4:84b6b680 [ 1327.314879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.314991][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.315048][ T32] r4:00000001 [ 1327.315100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.315185][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.315284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.315370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.315437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.315504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.315555][ T32] r4:84b66900 [ 1327.315622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.315709][ T32] INFO: task kworker/0:201:3708 blocked for more than 453 seconds. [ 1327.315796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.315853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.315916][ T32] task:kworker/0:201 state:D stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.316089][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.316228][ T32] Call trace: [ 1327.316321][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.316453][ T32] r10:82918930 r9:e0601d84 r8:00000002 r7:60000113 r6:e0601d8c r5:84bf6000 [ 1327.316526][ T32] r4:84bf6000 [ 1327.316594][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.316738][ T32] r5:84bf6000 r4:8291892c [ 1327.316803][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.316911][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.317032][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0601e08 ** 2 printk messages dropped ** [ 1327.317252][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.317914][ T32] r5:00001000 r4:e05e7000 [ 1327.317960][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.318044][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.318472][ T32] r4:84b6bc00 ** 6 printk messages dropped ** [ 1327.343682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.344974][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.345539][ T32] 1d20: e0761000 ec8a9000 00000001 80239b98 7f1e1000 00000001 ** 7 printk messages dropped ** [ 1327.346145][ T32] r4:e0551dc0 ** 6 printk messages dropped ** [ 1327.346730][ T32] r5:00001000 r4:ec8e5000 ** 6 printk messages dropped ** [ 1327.347448][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.348134][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.375612][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.376498][ T32] r5:84bf1800 r4:8291892c ** 5 printk messages dropped ** [ 1327.377074][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.378410][ T32] r5:00001000 r4:e05f3000 ** 4 printk messages dropped ** [ 1327.395030][ T32] r7:dddced80 r6:83018000 r5:84b1d38c r4:84b6bc80 ** 2 printk messages dropped ** [ 1327.395419][ T32] r4:84b6bc80 ** 4 printk messages dropped ** [ 1327.396127][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1327.396214][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.396300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.396488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.396568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.396632][ T32] r4:84b6f7c0 [ 1327.397387][ T32] INFO: task kworker/0:202:3709 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.397475][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.397635][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.397926][ T32] Call trace: [ 1327.398354][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.398480][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.398738][ T32] r4:00000000 [ 1327.415534][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.415724][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.415801][ T32] 1d20: e0c0b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.415891][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.416192][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.416263][ T32] r5:800f0013 r4:80239bb0 [ 1327.416358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.416462][ T32] r4:82ac11e4 [ 1327.416521][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.416655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.416722][ T32] r4:e0551dc0 [ 1327.416830][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.417043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.417111][ T32] r4:00000000 [ 1327.417158][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.417257][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.417366][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.417476][ T32] r5:00001000 r4:ec8e5000 [ 1327.417541][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.417631][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.417728][ T32] r5:858c5b8c r4:858c5800 [ 1327.418036][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.418294][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.418354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.418453][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.418538][ T32] r4:84b6b680 [ 1327.418649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.433940][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.434035][ T32] r4:00000001 [ 1327.434095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.434214][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.434310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.434396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.434481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.434586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.434657][ T32] r4:84b66900 [ 1327.434721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.434806][ T32] INFO: task kworker/0:203:3711 blocked for more than 453 seconds. [ 1327.434881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.434952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.435012][ T32] task:kworker/0:203 state:D stack:0 pid:3711 tgid:3711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.435157][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.435299][ T32] Call trace: [ 1327.435425][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.435550][ T32] r10:82918930 r9:e04d5d84 r8:00000002 r7:60000113 r6:e04d5d8c r5:84bf4800 [ 1327.435649][ T32] r4:84bf4800 [ 1327.435705][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.435798][ T32] r5:84bf4800 r4:8291892c [ 1327.435847][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.435953][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.436059][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d5e08 [ 1327.436113][ T32] r4:00000000 [ 1327.436178][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1327.436913][ T32] r5:00001000 r4:df9a9000 [ 1327.436971][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.437077][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.437416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.438030][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.447837][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.448603][ T32] 1d20: e0e13000 ec8a9000 00000001 80239b98 7f1e1000 00000001 ** 9 printk messages dropped ** [ 1327.463989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 ** 4 printk messages dropped ** [ 1327.464412][ T32] r5:00001000 r4:ec8e5000 [ 1327.464473][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.464580][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.464685][ T32] r5:858c5b8c r4:858c5800 [ 1327.464732][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.464826][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.464912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.465021][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.465074][ T32] r4:84b6b680 [ 1327.465123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.465259][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.465322][ T32] r4:00000001 [ 1327.465410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.465543][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.465613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.465680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.465779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.465862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.465950][ T32] r4:84b66900 [ 1327.466013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.466145][ T32] INFO: task kworker/0:204:3713 blocked for more than 453 seconds. [ 1327.466226][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.466286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.466336][ T32] task:kworker/0:204 state:D stack:0 pid:3713 tgid:3713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.466528][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.466640][ T32] Call trace: [ 1327.466715][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.466892][ T32] r10:82918930 r9:e0535d84 r8:00000002 r7:60000013 r6:e0535d8c r5:84aae000 [ 1327.466963][ T32] r4:84aae000 [ 1327.467013][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.467104][ T32] r5:84aae000 r4:8291892c [ 1327.467150][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.467279][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.467400][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0535e08 [ 1327.467454][ T32] r4:00000000 [ 1327.467501][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.467598][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.467679][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.467770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6fcc0 [ 1327.467833][ T32] r4:00000000 [ 1327.467948][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.468058][ T32] r9:83018005 r8:84aae000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1327.468141][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.468260][ T32] r5:00001000 r4:df9f3000 [ 1327.468335][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.468437][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.468536][ T32] r5:84b1df8c r4:84b1dc00 [ 1327.468605][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.483837][ T32] r7:dddced80 r6:83018000 r5:84b1df8c r4:84b6bd80 [ 1327.483947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.484101][ T32] r10:61c88647 r9:84aae000 r8:84b6bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.484154][ T32] r4:84b6bd80 [ 1327.484212][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.484347][ T32] r10:00000000 r9:84b6bd80 r8:8027f5e8 r7:e04d5e60 r6:84b6be00 r5:84aae000 [ 1327.484412][ T32] r4:00000001 [ 1327.484466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.485077][ T32] r4:84b6f5c0 ** 2 printk messages dropped ** [ 1327.486147][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.486766][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 5 printk messages dropped ** [ 1327.487250][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.487762][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.488216][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.509618][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 ** 9 printk messages dropped ** [ 1327.510300][ T32] INFO: task kworker/0:205:3716 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.511024][ T32] r4:8488b000 ** 4 printk messages dropped ** [ 1327.511430][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e060de08 ** 8 printk messages dropped ** [ 1327.512162][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.512502][ T32] r5:84b1e78c r4:84b1e400 ** 6 printk messages dropped ** [ 1327.513084][ T32] r10:00000000 r9:84b6be80 r8:8027f5e8 r7:e0535e60 r6:84b6bf00 r5:8488b000 ** 11 printk messages dropped ** [ 1327.514897][ T32] Call trace: [ 1327.515025][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.515141][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.515200][ T32] r4:00000000 [ 1327.515282][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.515404][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.515483][ T32] 1d20: e1241000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.515591][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.515682][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.515747][ T32] r5:800f0013 r4:80239bb0 [ 1327.515807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.515920][ T32] r4:82ac11e4 [ 1327.515979][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.516077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.516132][ T32] r4:e0551dc0 [ 1327.516199][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.516332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.516397][ T32] r4:00000000 [ 1327.516449][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.516591][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.516662][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.516758][ T32] r5:00001000 r4:ec8e5000 [ 1327.516812][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.516902][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.516996][ T32] r5:858c5b8c r4:858c5800 [ 1327.517045][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.517146][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.517203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.517304][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.517361][ T32] r4:84b6b680 [ 1327.517410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.517519][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.517576][ T32] r4:00000001 [ 1327.517661][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1327.517819][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1327.550140][ T32] r4:84bed400 ** 8 printk messages dropped ** [ 1327.550992][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.551495][ T32] r5:00001000 r4:dfa17000 ** 7 printk messages dropped ** [ 1327.552215][ T32] r4:84b6bf80 ** 7 printk messages dropped ** [ 1327.552842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1327.554577][ T32] 1d20: e1587000 ec8a9000 00000001 80239b98 7f1e1000 00000001 ** 16 printk messages dropped ** [ 1327.555941][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1327.557065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1327.558447][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 ** 11 printk messages dropped ** [ 1327.584096][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1327.585164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.585455][ T32] r4:84b6fd40 [ 1327.586191][ T32] INFO: task kworker/0:207:3720 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.586277][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.586546][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.586697][ T32] Call trace: [ 1327.586784][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.586894][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.586951][ T32] r4:00000000 [ 1327.586998][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.587086][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.587176][ T32] 1d20: e1726000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.587319][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.587390][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.587449][ T32] r5:800f0013 r4:80239bb0 [ 1327.587499][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.587608][ T32] r4:82ac11e4 [ 1327.587695][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.587816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.587873][ T32] r4:e0551dc0 [ 1327.587922][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.588114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.588176][ T32] r4:00000000 [ 1327.588223][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.588325][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.588393][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.588495][ T32] r5:00001000 r4:ec8e5000 [ 1327.588608][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.609812][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.610024][ T32] r5:858c5b8c r4:858c5800 [ 1327.610086][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.610196][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.610280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.610390][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.610444][ T32] r4:84b6b680 [ 1327.610491][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.610628][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.610726][ T32] r4:00000001 [ 1327.610821][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.610925][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.610999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.611087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.611195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.611273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.611330][ T32] r4:84b66900 [ 1327.611389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.611522][ T32] INFO: task kworker/0:208:3721 blocked for more than 454 seconds. [ 1327.611603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.611659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.611705][ T32] task:kworker/0:208 state:D stack:0 pid:3721 tgid:3721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.611864][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.611963][ T32] Call trace: [ 1327.612054][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.612161][ T32] r10:82918930 r9:e0635d84 r8:00000002 r7:60000113 r6:e0635d8c r5:84bec800 [ 1327.612229][ T32] r4:84bec800 [ 1327.612284][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.612378][ T32] r5:84bec800 r4:8291892c [ 1327.612428][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.612530][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.612623][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1327.612671][ T32] r4:00000000 [ 1327.612732][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1327.613112][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.613415][ T32] r5:00001000 r4:dfb8f000 [ 1327.613513][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.613762][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.614720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.616316][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 5 printk messages dropped ** [ 1327.616799][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1327.617540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 ** 11 printk messages dropped ** [ 1327.640839][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.641700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.642813][ T32] r10:82918930 r9:e062dd84 r8:00000002 r7:60000013 r6:e062dd8c r5:84beec00 ** 9 printk messages dropped ** [ 1327.643720][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.644173][ T32] r5:00001000 r4:dfc1d000 ** 1 printk messages dropped ** [ 1327.644313][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.644412][ T32] r5:84ab2f8c r4:84ab2c00 [ 1327.644477][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.644583][ T32] r7:ddde2d80 r6:83018200 r5:84ab2f8c r4:84b6e180 [ 1327.644636][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.644741][ T32] r10:61c88647 r9:84beec00 r8:84b6e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.644821][ T32] r4:84b6e180 [ 1327.644894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.645007][ T32] r10:00000000 r9:84b6e180 r8:8027f5e8 r7:dfc71e60 r6:84b6e200 r5:84beec00 [ 1327.645075][ T32] r4:00000001 [ 1327.645120][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.645201][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) [ 1327.645293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.645367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.645432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.645522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.645581][ T32] r4:84b7df00 [ 1327.646346][ T32] INFO: task kworker/1:99:3724 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.646440][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.646611][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.646750][ T32] Call trace: [ 1327.646885][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.647021][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.647084][ T32] r4:00000000 [ 1327.647243][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.647349][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.647448][ T32] 1d20: e1a3e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.647542][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.647603][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.647657][ T32] r5:800f0013 r4:80239bb0 [ 1327.647722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.647816][ T32] r4:82ac11e4 [ 1327.648026][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.648140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.648196][ T32] r4:e0551dc0 [ 1327.648283][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.648467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.648560][ T32] r4:00000000 [ 1327.648606][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.672610][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.672715][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.672871][ T32] r5:00001000 r4:ec8e5000 [ 1327.672947][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.673042][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.673142][ T32] r5:858c5b8c r4:858c5800 [ 1327.673194][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.673299][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.673357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.673463][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.673543][ T32] r4:84b6b680 [ 1327.673592][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.674059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.674772][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.675309][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1327.676300][ T32] r9:83018205 r8:84bf8000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 1 printk messages dropped ** [ 1327.676497][ T32] r5:00001000 r4:dfc61000 ** 1 printk messages dropped ** [ 1327.676712][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.677233][ T32] r4:84b6e280 ** 6 printk messages dropped ** [ 1327.677762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.700382][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 8 printk messages dropped ** [ 1327.701065][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1327.701861][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1327.702747][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.703281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.703988][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.704705][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.705677][ T32] r5:00001000 r4:dfc05000 ** 1 printk messages dropped ** [ 1327.705814][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.706393][ T32] r4:84b86080 ** 6 printk messages dropped ** [ 1327.706920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.708031][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.708248][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.708360][ T32] Call trace: [ 1327.708512][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.737440][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.737793][ T32] r4:00000000 [ 1327.737870][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.738005][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.738123][ T32] 1d20: e1f79000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.738200][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.738263][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.738326][ T32] r5:800f0013 r4:80239bb0 [ 1327.738388][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.738488][ T32] r4:82ac11e4 [ 1327.738679][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.749602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.749698][ T32] r4:e0551dc0 [ 1327.749748][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.749912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.749978][ T32] r4:00000000 [ 1327.750030][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.750149][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.750208][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.750311][ T32] r5:00001000 r4:ec8e5000 [ 1327.750377][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.750469][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.750599][ T32] r5:858c5b8c r4:858c5800 [ 1327.750652][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.750754][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.750808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.750908][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.750994][ T32] r4:84b6b680 [ 1327.751059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.751160][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.751251][ T32] r4:00000001 [ 1327.751303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.751389][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.751473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.751557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.751639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.751713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.751766][ T32] r4:84b66900 [ 1327.751820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.751911][ T32] INFO: task kworker/0:210:3731 blocked for more than 454 seconds. [ 1327.751984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.752039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.752088][ T32] task:kworker/0:210 state:D stack:0 pid:3731 tgid:3731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.752253][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.752375][ T32] Call trace: [ 1327.752512][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.752635][ T32] r10:82918930 r9:e064dd84 r8:00000002 r7:60000113 r6:e064dd8c r5:84bfb000 [ 1327.752690][ T32] r4:84bfb000 [ 1327.752756][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.752864][ T32] r5:84bfb000 r4:8291892c [ 1327.752915][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.753007][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.753126][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1327.753208][ T32] r4:00000000 [ 1327.753299][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.753440][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.753553][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.753659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b882c0 [ 1327.753710][ T32] r4:00000000 [ 1327.753753][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.753847][ T32] r9:83018005 r8:84bfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1327.753899][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.753989][ T32] r5:00001000 r4:dfeff000 [ 1327.754032][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.754103][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.754212][ T32] r5:84b1fb8c r4:84b1f800 [ 1327.754261][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.754353][ T32] r7:dddced80 r6:83018000 r5:84b1fb8c r4:84b86100 [ 1327.754401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.754487][ T32] r10:61c88647 r9:84bfb000 r8:84b8612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.754592][ T32] r4:84b86100 [ 1327.754641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.754738][ T32] r10:00000000 r9:84b86100 r8:8027f5e8 r7:e063de60 r6:84b6e400 r5:84bfb000 [ 1327.754790][ T32] r4:00000001 [ 1327.754853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.754948][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) ** 4 printk messages dropped ** [ 1327.755310][ T32] r4:84b6dc80 ** 5 printk messages dropped ** [ 1327.756649][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 4 printk messages dropped ** [ 1327.756988][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.757061][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.757122][ T32] r5:800f0013 r4:80239bb0 [ 1327.757172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.757267][ T32] r4:82ac11e4 [ 1327.757316][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.757414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.757466][ T32] r4:e0551dc0 [ 1327.757536][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.757639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.757694][ T32] r4:00000000 [ 1327.757740][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.757849][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.757958][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.758059][ T32] r5:00001000 r4:ec8e5000 [ 1327.758107][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.758190][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.758284][ T32] r5:858c5b8c r4:858c5800 [ 1327.758334][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.758425][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.758477][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.758608][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.790403][ T32] r4:84b6b680 [ 1327.790682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.790847][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.790904][ T32] r4:00000001 [ 1327.790948][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.791047][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.791153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.791225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.791287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.791345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.791397][ T32] r4:84b66900 [ 1327.791451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.791529][ T32] INFO: task kworker/0:211:3732 blocked for more than 454 seconds. [ 1327.791668][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.791746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.791799][ T32] task:kworker/0:211 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.791924][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.792574][ T32] r5:84bf8c00 r4:8291892c [ 1327.792636][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.792740][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.792841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 1327.792893][ T32] r4:00000000 [ 1327.792937][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.793018][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.793132][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.793231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88040 [ 1327.793286][ T32] r4:00000000 [ 1327.793332][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.793450][ T32] r9:83018005 r8:84bf8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.793528][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.793637][ T32] r5:00001000 r4:dfed7000 [ 1327.793690][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.793792][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.793898][ T32] r5:84b1f78c r4:84b1f400 [ 1327.793946][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.794042][ T32] r7:dddced80 r6:83018000 r5:84b1f78c r4:84b86180 [ 1327.794119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.794222][ T32] r10:61c88647 r9:84bf8c00 r8:84b861ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.794292][ T32] r4:84b86180 [ 1327.794344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.794439][ T32] r10:00000000 r9:84b86180 r8:8027f5e8 r7:e064de60 r6:84b8e000 r5:84bf8c00 [ 1327.794490][ T32] r4:00000001 [ 1327.794572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.794650][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 1327.794711][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.794978][ T32] r4:84b6dc80 ** 3 printk messages dropped ** [ 1327.796368][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.796831][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 5 printk messages dropped ** [ 1327.797286][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1327.797798][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1327.822259][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1327.822829][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) ** 7 printk messages dropped ** [ 1327.823415][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.823671][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.824525][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0679e08 ** 7 printk messages dropped ** [ 1327.825108][ T32] r9:83018005 r8:84bfc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 3 printk messages dropped ** [ 1327.825462][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.826150][ T32] r10:00000000 r9:84b86200 r8:8027f5e8 r7:e064de60 r6:84b8e080 r5:84bfc800 ** 8 printk messages dropped ** [ 1327.827448][ T32] INFO: task kworker/0:212:3734 is blocked on a mutex likely owned by task kworker/0:190:3683. ** 9 printk messages dropped ** [ 1327.828392][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 ** 6 printk messages dropped ** [ 1327.841922][ T32] r4:e0551dc0 ** 4 printk messages dropped ** [ 1327.842326][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1327.843114][ T32] r4:84b6b680 ** 4 printk messages dropped ** [ 1327.843496][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) ** 4 printk messages dropped ** [ 1327.843835][ T32] r4:84b66900 ** 5 printk messages dropped ** [ 1327.844361][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.844951][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1327.845732][ T32] r9:83018205 r8:84bfbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1327.846028][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.846430][ T32] r10:61c88647 r9:84bfbc00 r8:84b8e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.846532][ T32] r4:84b8e180 [ 1327.846623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.846737][ T32] r10:00000000 r9:84b8e180 r8:8027f5e8 r7:e0565e60 r6:84b8e200 r5:84bfbc00 [ 1327.846791][ T32] r4:00000001 [ 1327.846866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.846977][ T32] Exception stack(0xe04f5fb0 to 0xe04f5ff8) [ 1327.847070][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.847141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.847202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.847266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.847316][ T32] r4:84b91540 [ 1327.848075][ T32] INFO: task kworker/1:101:3738 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.848149][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.848273][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.848384][ T32] Call trace: [ 1327.848452][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.848599][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.871766][ T32] r4:00000000 [ 1327.871976][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.872146][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.872242][ T32] 1d20: e27e2000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.872329][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.872394][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.872475][ T32] r5:800f0013 r4:80239bb0 [ 1327.872564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.872671][ T32] r4:82ac11e4 [ 1327.872725][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.872843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.872925][ T32] r4:e0551dc0 [ 1327.872980][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.873083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.873142][ T32] r4:00000000 [ 1327.873194][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.873300][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.873379][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.873498][ T32] r5:00001000 r4:ec8e5000 [ 1327.873567][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.873665][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.873758][ T32] r5:858c5b8c r4:858c5800 [ 1327.873807][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.873910][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.873960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.874055][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.874129][ T32] r4:84b6b680 [ 1327.874182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.874283][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.874341][ T32] r4:00000001 [ 1327.874394][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.874476][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.874576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.874668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.874739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.874802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.874852][ T32] r4:84b66900 [ 1327.874905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.875013][ T32] INFO: task kworker/0:213:3740 blocked for more than 454 seconds. [ 1327.875105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.875168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.875217][ T32] task:kworker/0:213 state:D stack:0 pid:3740 tgid:3740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.875363][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.875471][ T32] Call trace: [ 1327.875558][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.875680][ T32] r10:82918930 r9:e0505d84 r8:00000002 r7:60000113 r6:e0505d8c r5:84bfec00 [ 1327.875755][ T32] r4:84bfec00 [ 1327.875835][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.875928][ T32] r5:84bfec00 r4:8291892c ** 2 printk messages dropped ** [ 1327.876207][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0505e08 ** 3 printk messages dropped ** [ 1327.876499][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.877299][ T32] r5:84b1ff8c r4:84b1fc00 ** 9 printk messages dropped ** [ 1327.878102][ T32] Exception stack(0xe0505fb0 to 0xe0505ff8) ** 8 printk messages dropped ** [ 1327.898272][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.913057][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 4 printk messages dropped ** [ 1327.913377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1327.914549][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.914998][ T32] r4:84b6b680 [ 1327.915075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.915195][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.915252][ T32] r4:00000001 [ 1327.915298][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.915377][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.915437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.915513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.915582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.915647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.915698][ T32] r4:84b66900 [ 1327.915751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.915818][ T32] INFO: task kworker/0:214:3742 blocked for more than 454 seconds. [ 1327.915890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.915947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.915996][ T32] task:kworker/0:214 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.916139][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.916259][ T32] Call trace: [ 1327.916331][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.916447][ T32] r10:82918930 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:84bfa400 [ 1327.916511][ T32] r4:84bfa400 [ 1327.916560][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.916649][ T32] r5:84bfa400 r4:8291892c [ 1327.916693][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.916784][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.916897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 1327.916955][ T32] r4:00000000 [ 1327.917000][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1327.917081][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.917176][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.917275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88540 [ 1327.917327][ T32] r4:00000000 [ 1327.917375][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.917502][ T32] r9:83018005 r8:84bfa400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1327.917568][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.917660][ T32] r5:00001000 r4:dfdd1000 [ 1327.917710][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.917798][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.917891][ T32] r5:84b2038c r4:84b20000 [ 1327.917954][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.918055][ T32] r7:dddced80 r6:83018000 r5:84b2038c r4:84b86300 [ 1327.918103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.918217][ T32] r10:61c88647 r9:84bfa400 r8:84b8632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.918309][ T32] r4:84b86300 [ 1327.918360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.918531][ T32] r10:00000000 r9:84b86300 r8:8027f5e8 r7:e0679e60 r6:84b8e280 r5:84bfa400 ** 4 printk messages dropped ** [ 1327.933989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.935564][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 13 printk messages dropped ** [ 1327.936615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 ** 10 printk messages dropped ** [ 1327.937621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.937719][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.937772][ T32] r4:84b6b680 [ 1327.937821][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.937917][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.937985][ T32] r4:00000001 [ 1327.938055][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.938138][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1327.938200][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.938267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.938330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.938394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.938445][ T32] r4:84b66900 [ 1327.938493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.938638][ T32] INFO: task kworker/1:102:3744 blocked for more than 454 seconds. [ 1327.959790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.959894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.959950][ T32] task:kworker/1:102 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.960086][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.960211][ T32] Call trace: [ 1327.960310][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1327.960422][ T32] r10:82918930 r9:e059dd84 r8:00000002 r7:60000113 r6:e059dd8c r5:84bfd400 ** 5 printk messages dropped ** [ 1327.960918][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 ** 9 printk messages dropped ** [ 1327.961688][ T32] r5:00001000 r4:dfd23000 [ 1327.961738][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1327.962284][ T32] r4:84b8e300 ** 6 printk messages dropped ** [ 1327.962855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.964063][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.964442][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 10 printk messages dropped ** [ 1327.965284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 ** 11 printk messages dropped ** [ 1327.966226][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.966887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.967459][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.967974][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.988296][ T32] r5:00001000 r4:dfd87000 [ 1327.988341][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.988403][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.988452][ T32] r5:84ab3f8c r4:84ab3c00 [ 1327.988474][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.988552][ T32] r7:ddde2d80 r6:83018200 r5:84ab3f8c r4:84b8e480 [ 1327.988589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.989211][ T32] r10:61c88647 r9:85000c00 r8:84b8e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.989263][ T32] r4:84b8e480 [ 1327.989286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.989341][ T32] r10:00000000 r9:84b8e480 r8:8027f5e8 r7:e059de60 r6:84b8e500 r5:85000c00 [ 1327.989364][ T32] r4:00000001 [ 1327.989398][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.989440][ T32] Exception stack(0xe05b1fb0 to 0xe05b1ff8) [ 1327.989472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.989502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.989538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.989568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.989614][ T32] r4:84b91cc0 [ 1327.990033][ T32] INFO: task kworker/1:103:3746 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.990121][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.990215][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.990641][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 12 printk messages dropped ** [ 1327.991181][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1327.991692][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1327.992101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1327.992492][ T32] r4:85001800 ** 9 printk messages dropped ** [ 1327.992883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91c00 ** 4 printk messages dropped ** [ 1327.993037][ T32] r5:00001000 r4:dfdeb000 ** 4 printk messages dropped ** [ 1327.993243][ T32] r7:ddde2d80 r6:83018200 r5:844e2f8c r4:84b8e400 ** 3 printk messages dropped ** [ 1327.993408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.993457][ T32] r10:00000000 r9:84b8e400 r8:8027f5e8 r7:e05b1e60 r6:84b8e580 r5:85001800 [ 1327.993481][ T32] r4:00000001 [ 1327.993518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.993557][ T32] Exception stack(0xe05b5fb0 to 0xe05b5ff8) [ 1327.993584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.993628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.993669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.993702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.993725][ T32] r4:84b91c00 [ 1327.993977][ T32] INFO: task kworker/1:104:3747 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1327.994024][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.994134][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.994185][ T32] Call trace: [ 1327.994289][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1327.994342][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1327.994391][ T32] r4:00000000 [ 1327.994432][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.994473][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1327.994566][ T32] 1d20: e2f13000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1327.994606][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1327.994633][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1327.994657][ T32] r5:800f0013 r4:80239bb0 [ 1327.994679][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.994722][ T32] r4:82ac11e4 [ 1327.994743][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.994789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1327.994812][ T32] r4:e0551dc0 [ 1327.994902][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1327.994951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1327.994974][ T32] r4:00000000 [ 1327.994993][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1327.995108][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.995134][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.995178][ T32] r5:00001000 r4:ec8e5000 [ 1327.995224][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1327.995267][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.995335][ T32] r5:858c5b8c r4:858c5800 [ 1327.995369][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.995444][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1327.995472][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.995553][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.995580][ T32] r4:84b6b680 [ 1327.995625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.995674][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1327.995721][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.995909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.996211][ T32] task:kworker/0:215 state:D stack:0 pid:3750 tgid:3750 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.996651][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.997204][ T32] r5:00001000 r4:e029f000 ** 1 printk messages dropped ** [ 1327.997289][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.997620][ T32] r4:84b86380 ** 2 printk messages dropped ** [ 1327.997728][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.997846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.998241][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.031554][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 ** 5 printk messages dropped ** [ 1328.031784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.031806][ T32] r4:e0551dc0 [ 1328.031826][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.031886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.031919][ T32] r4:00000000 [ 1328.031963][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.032039][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.032094][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.032169][ T32] r5:00001000 r4:ec8e5000 [ 1328.032200][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.032304][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.032353][ T32] r5:858c5b8c r4:858c5800 [ 1328.032421][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.032513][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.032571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.032653][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.032682][ T32] r4:84b6b680 [ 1328.032726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.032800][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.032832][ T32] r4:00000001 [ 1328.032854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.032890][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.032940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.033020][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.033051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.033081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.033103][ T32] r4:84b66900 [ 1328.033127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.033181][ T32] INFO: task kworker/1:105:3752 blocked for more than 454 seconds. [ 1328.033219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.033258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.033285][ T32] task:kworker/1:105 state:D stack:0 pid:3752 tgid:3752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.033343][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.033387][ T32] Call trace: [ 1328.033493][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.033571][ T32] r10:82918930 r9:e0605d84 r8:00000002 r7:60000013 r6:e0605d8c r5:85003c00 [ 1328.033599][ T32] r4:85003c00 [ 1328.033619][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.033660][ T32] r5:85003c00 r4:8291892c [ 1328.033679][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.033719][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.033765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 [ 1328.033787][ T32] r4:00000000 [ 1328.033821][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.033885][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.033926][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.033990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d0c0 [ 1328.034044][ T32] r4:00000000 [ 1328.034091][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.034139][ T32] r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.034181][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.034232][ T32] r5:00001000 r4:dfe23000 [ 1328.034253][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.034293][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.034335][ T32] r5:844e338c r4:844e3000 [ 1328.034354][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.034397][ T32] r7:ddde2d80 r6:83018200 r5:844e338c r4:84b8e680 [ 1328.034418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.034461][ T32] r10:61c88647 r9:85003c00 r8:84b8e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.034523][ T32] r4:84b8e680 [ 1328.034551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.034595][ T32] r10:00000000 r9:84b8e680 r8:8027f5e8 r7:e05b5e60 r6:84b8e700 r5:85003c00 [ 1328.034625][ T32] r4:00000001 [ 1328.034646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.034683][ T32] Exception stack(0xe0605fb0 to 0xe0605ff8) [ 1328.034709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.034752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.034783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.034859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.034886][ T32] r4:84b91280 [ 1328.035302][ T32] INFO: task kworker/1:105:3752 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.035340][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.035425][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.035532][ T32] Call trace: [ 1328.035676][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.035731][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.035755][ T32] r4:00000000 [ 1328.035799][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.035849][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.035903][ T32] 1d20: e352f000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.035947][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.035976][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.036001][ T32] r5:800f0013 r4:80239bb0 [ 1328.036022][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.036063][ T32] r4:82ac11e4 [ 1328.036108][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.036154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.036200][ T32] r4:e0551dc0 [ 1328.036225][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.036293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.036348][ T32] r4:00000000 [ 1328.036410][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.036495][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.036531][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.036609][ T32] r5:00001000 r4:ec8e5000 [ 1328.036670][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.036737][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.036795][ T32] r5:858c5b8c r4:858c5800 [ 1328.036818][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.036916][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.036948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.037017][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.037073][ T32] r4:84b6b680 [ 1328.037126][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.037175][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.037232][ T32] r4:00000001 [ 1328.037308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.037346][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.037375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.037404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.037454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.037489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.037520][ T32] r4:84b66900 [ 1328.037589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.037618][ T32] INFO: task kworker/1:106:3754 blocked for more than 454 seconds. [ 1328.037707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.037761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.037862][ T32] task:kworker/1:106 state:D stack:0 pid:3754 tgid:3754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.037997][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.038042][ T32] Call trace: [ 1328.038123][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.038216][ T32] r10:82918930 r9:e4685d84 r8:00000002 r7:60000113 r6:e4685d8c r5:85002400 [ 1328.038250][ T32] r4:85002400 [ 1328.038293][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.038344][ T32] r5:85002400 r4:8291892c [ 1328.038365][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.038405][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.038451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4685e08 [ 1328.038520][ T32] r4:00000000 [ 1328.038547][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.038644][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.061127][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.061223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d400 [ 1328.061274][ T32] r4:00000000 [ 1328.061303][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.061431][ T32] r9:83018205 r8:85002400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1328.061465][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.061519][ T32] r5:00001000 r4:dfe47000 [ 1328.061589][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.061634][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.061702][ T32] r5:844e238c r4:844e2000 [ 1328.061727][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.061792][ T32] r7:ddde2d80 r6:83018200 r5:844e238c r4:84b8e780 [ 1328.061818][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.061910][ T32] r10:61c88647 r9:85002400 r8:84b8e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.061964][ T32] r4:84b8e780 [ 1328.061990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.062036][ T32] r10:00000000 r9:84b8e780 r8:8027f5e8 r7:e0605e60 r6:84b8e800 r5:85002400 [ 1328.062083][ T32] r4:00000001 [ 1328.062107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.062146][ T32] Exception stack(0xe4685fb0 to 0xe4685ff8) [ 1328.062176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.062206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.062307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.062389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.062415][ T32] r4:84b9d100 [ 1328.062857][ T32] INFO: task kworker/1:106:3754 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.062896][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.062979][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.063076][ T32] Call trace: [ 1328.063170][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.063229][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.063289][ T32] r4:00000000 [ 1328.063314][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.063354][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.063383][ T32] 1d20: e384b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.063424][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.063478][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.063537][ T32] r5:800f0013 r4:80239bb0 [ 1328.063570][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.063637][ T32] r4:82ac11e4 [ 1328.063726][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.063799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.063833][ T32] r4:e0551dc0 [ 1328.063854][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.063920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.063952][ T32] r4:00000000 [ 1328.063972][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.064019][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.064041][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.064083][ T32] r5:00001000 r4:ec8e5000 [ 1328.064126][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.064193][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.064239][ T32] r5:858c5b8c r4:858c5800 [ 1328.064260][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.064328][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.064360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.064407][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.064430][ T32] r4:84b6b680 [ 1328.064450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.064534][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.064592][ T32] r4:00000001 [ 1328.064617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.064678][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.064709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.064738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.064765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.064794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.064840][ T32] r4:84b66900 [ 1328.064865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.064897][ T32] INFO: task kworker/1:107:3756 blocked for more than 454 seconds. [ 1328.064955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.065010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.065036][ T32] task:kworker/1:107 state:D stack:0 pid:3756 tgid:3756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.065115][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.065158][ T32] Call trace: [ 1328.065188][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.065276][ T32] r10:82918930 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:843e0000 [ 1328.065303][ T32] r4:843e0000 [ 1328.065325][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.065365][ T32] r5:843e0000 r4:8291892c [ 1328.065385][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.065454][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.065512][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 1328.065568][ T32] r4:00000000 [ 1328.065593][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.065657][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.065704][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.065748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d540 [ 1328.065773][ T32] r4:00000000 [ 1328.065792][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.065836][ T32] r9:83018205 r8:843e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1328.065857][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.065899][ T32] r5:00001000 r4:dfe6b000 [ 1328.065919][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.065979][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.066079][ T32] r5:844e0f8c r4:844e0c00 [ 1328.066110][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.066157][ T32] r7:ddde2d80 r6:83018200 r5:844e0f8c r4:84b8e880 [ 1328.066202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.066257][ T32] r10:61c88647 r9:843e0000 r8:84b8e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.066280][ T32] r4:84b8e880 [ 1328.066301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.066371][ T32] r10:00000000 r9:84b8e880 r8:8027f5e8 r7:e4685e60 r6:84b86400 r5:843e0000 [ 1328.066398][ T32] r4:00000001 [ 1328.066418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.066452][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1328.066479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.066538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.066593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.066627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.066674][ T32] r4:84b9d2c0 [ 1328.066881][ T32] INFO: task kworker/1:107:3756 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.066950][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.067040][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.067099][ T32] Call trace: [ 1328.067192][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.067275][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.067302][ T32] r4:00000000 [ 1328.067346][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.067390][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.067419][ T32] 1d20: e384b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.067448][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.067473][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.067496][ T32] r5:800f0013 r4:80239bb0 [ 1328.067531][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.067582][ T32] r4:82ac11e4 [ 1328.067601][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.067644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.067666][ T32] r4:e0551dc0 [ 1328.067685][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.067727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.067751][ T32] r4:00000000 [ 1328.067770][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.067835][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.067876][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.067925][ T32] r5:00001000 r4:ec8e5000 [ 1328.067944][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.067982][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.068025][ T32] r5:858c5b8c r4:858c5800 [ 1328.068114][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.068165][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.068210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.068291][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.068349][ T32] r4:84b6b680 [ 1328.068395][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.068445][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.068467][ T32] r4:00000001 [ 1328.068487][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.068527][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.068555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.068584][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.068624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.068657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.068735][ T32] r4:84b66900 [ 1328.089287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.089346][ T32] INFO: task kworker/1:108:3757 blocked for more than 454 seconds. [ 1328.089383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.089410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.089433][ T32] task:kworker/1:108 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.089550][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.089658][ T32] Call trace: [ 1328.089746][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.089837][ T32] r10:82918930 r9:e0611d84 r8:00000002 r7:60000113 r6:e0611d8c r5:843e1800 [ 1328.089895][ T32] r4:843e1800 [ 1328.089920][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.089963][ T32] r5:843e1800 r4:8291892c [ 1328.089984][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.090024][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.090109][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0611e08 [ 1328.090174][ T32] r4:00000000 [ 1328.090198][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.090239][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.090329][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.090376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d6c0 [ 1328.090400][ T32] r4:00000000 [ 1328.090462][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.090547][ T32] r9:83018205 r8:843e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1328.090573][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.090617][ T32] r5:00001000 r4:dfe8d000 [ 1328.090639][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.090679][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.090720][ T32] r5:844e1b8c r4:844e1800 [ 1328.090740][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.090809][ T32] r7:ddde2d80 r6:83018200 r5:844e1b8c r4:84b8e900 [ 1328.090835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.090881][ T32] r10:61c88647 r9:843e1800 r8:84b8e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.090904][ T32] r4:84b8e900 [ 1328.090924][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.090997][ T32] r10:00000000 r9:84b8e900 r8:8027f5e8 r7:e0639e60 r6:84b86480 r5:843e1800 [ 1328.091048][ T32] r4:00000001 [ 1328.091096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.091161][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) [ 1328.091201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.091232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.091276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.091316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.091339][ T32] r4:84b9d3c0 [ 1328.091760][ T32] INFO: task kworker/1:108:3757 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.091878][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.091976][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.092076][ T32] Call trace: [ 1328.092108][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.092230][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.092295][ T32] r4:00000000 [ 1328.092318][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.092387][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.092478][ T32] 1d20: e3af0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.092548][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.092605][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.092656][ T32] r5:800f0013 r4:80239bb0 [ 1328.092700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.092788][ T32] r4:82ac11e4 [ 1328.092855][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.092952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.093005][ T32] r4:e0551dc0 [ 1328.093051][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.093131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.093175][ T32] r4:00000000 [ 1328.093227][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.093321][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.093364][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.093446][ T32] r5:00001000 r4:ec8e5000 [ 1328.093483][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.093571][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.093659][ T32] r5:858c5b8c r4:858c5800 [ 1328.093705][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.093847][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.093901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.094067][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.094118][ T32] r4:84b6b680 [ 1328.094183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.094302][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.094361][ T32] r4:00000001 [ 1328.094401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.094527][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.094589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.094652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.094702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.094767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.094811][ T32] r4:84b66900 [ 1328.094864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.094914][ T32] INFO: task kworker/1:109:3760 blocked for more than 454 seconds. [ 1328.094969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.095045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.095112][ T32] task:kworker/1:109 state:D stack:0 pid:3760 tgid:3760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.095228][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.095331][ T32] Call trace: [ 1328.095463][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.095599][ T32] r10:82918930 r9:e4689d84 r8:00000002 r7:60000113 r6:e4689d8c r5:843e2400 [ 1328.095657][ T32] r4:843e2400 [ 1328.095722][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.095805][ T32] r5:843e2400 r4:8291892c [ 1328.095871][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.095954][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.096048][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4689e08 [ 1328.096133][ T32] r4:00000000 [ 1328.096177][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.096253][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.096325][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.096417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d800 [ 1328.096463][ T32] r4:00000000 [ 1328.096510][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.096594][ T32] r9:83018205 r8:843e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1328.096647][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.096727][ T32] r5:00001000 r4:dfebb000 [ 1328.096764][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.096844][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.096924][ T32] r5:844e1f8c r4:844e1c00 [ 1328.096956][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.097061][ T32] r7:ddde2d80 r6:83018200 r5:844e1f8c r4:84b8e980 [ 1328.097088][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.097155][ T32] r10:61c88647 r9:843e2400 r8:84b8e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.097201][ T32] r4:84b8e980 [ 1328.097240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.097289][ T32] r10:00000000 r9:84b8e980 r8:8027f5e8 r7:e0611e60 r6:84b86500 r5:843e2400 [ 1328.097314][ T32] r4:00000001 [ 1328.097333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.097379][ T32] Exception stack(0xe4689fb0 to 0xe4689ff8) [ 1328.097421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.097478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.097517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.097548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.097624][ T32] r4:84b9d4c0 [ 1328.097877][ T32] INFO: task kworker/1:109:3760 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.097915][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.098003][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.098050][ T32] Call trace: [ 1328.098079][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.098150][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.098207][ T32] r4:00000000 [ 1328.098256][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.098299][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.098376][ T32] 1d20: e3af0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.098410][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.098466][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.098540][ T32] r5:800f0013 r4:80239bb0 [ 1328.098566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.098717][ T32] r4:82ac11e4 [ 1328.119425][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.119532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.119559][ T32] r4:e0551dc0 [ 1328.119581][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.119670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.119704][ T32] r4:00000000 [ 1328.119726][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.119774][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.119797][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.119866][ T32] r5:00001000 r4:ec8e5000 [ 1328.119890][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.119932][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.119974][ T32] r5:858c5b8c r4:858c5800 [ 1328.119994][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.120041][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.120062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.120107][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.120129][ T32] r4:84b6b680 [ 1328.120149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.120193][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.120239][ T32] r4:00000001 [ 1328.120312][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.120369][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.120404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.120435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.120462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.120491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.120520][ T32] r4:84b66900 [ 1328.120544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.120587][ T32] INFO: task kworker/1:110:3761 blocked for more than 454 seconds. [ 1328.120621][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.120672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.120701][ T32] task:kworker/1:110 state:D stack:0 pid:3761 tgid:3761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.120785][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.120835][ T32] Call trace: [ 1328.120892][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.120947][ T32] r10:82918930 r9:e468dd84 r8:00000002 r7:60000113 r6:e468dd8c r5:843e3000 [ 1328.120971][ T32] r4:843e3000 [ 1328.121003][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.121048][ T32] r5:843e3000 r4:8291892c [ 1328.121091][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.121161][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.121252][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e468de08 [ 1328.121311][ T32] r4:00000000 [ 1328.121377][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.121420][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.121458][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.121500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9d8c0 [ 1328.121529][ T32] r4:00000000 [ 1328.121548][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.121592][ T32] r9:83018205 r8:843e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1328.121615][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.121707][ T32] r5:00001000 r4:dff1f000 [ 1328.121732][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.121773][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.121814][ T32] r5:84ae038c r4:84ae0000 [ 1328.121834][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.121878][ T32] r7:ddde2d80 r6:83018200 r5:84ae038c r4:84b8ea00 [ 1328.121899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.121944][ T32] r10:61c88647 r9:843e3000 r8:84b8ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.121967][ T32] r4:84b8ea00 [ 1328.121986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.122030][ T32] r10:00000000 r9:84b8ea00 r8:8027f5e8 r7:e4689e60 r6:84b86580 r5:843e3000 [ 1328.122052][ T32] r4:00000001 [ 1328.122072][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.122106][ T32] Exception stack(0xe468dfb0 to 0xe468dff8) [ 1328.122138][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.122183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.122263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.122323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.122359][ T32] r4:84b9d4c0 [ 1328.122801][ T32] INFO: task kworker/1:110:3761 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.122862][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.122955][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.123001][ T32] Call trace: [ 1328.123030][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.123079][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.123102][ T32] r4:00000000 [ 1328.123123][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.123209][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.123242][ T32] 1d20: e3ee1000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.123272][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.123297][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.123321][ T32] r5:800f0013 r4:80239bb0 [ 1328.123364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.123410][ T32] r4:82ac11e4 [ 1328.123435][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.123492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.123527][ T32] r4:e0551dc0 [ 1328.123549][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.123592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.123626][ T32] r4:00000000 [ 1328.123652][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.123721][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.123747][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.123805][ T32] r5:00001000 r4:ec8e5000 [ 1328.123828][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.123868][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.123932][ T32] r5:858c5b8c r4:858c5800 [ 1328.123980][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.124052][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.124102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.124158][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.124180][ T32] r4:84b6b680 [ 1328.124200][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.124245][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.124293][ T32] r4:00000001 [ 1328.124317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.124393][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.124430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.124486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.124525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.124558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.124580][ T32] r4:84b66900 [ 1328.124600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.124624][ T32] INFO: task kworker/1:111:3763 blocked for more than 454 seconds. [ 1328.124651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.124675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.124696][ T32] task:kworker/1:111 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.124789][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.124861][ T32] Call trace: [ 1328.124891][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.124936][ T32] r10:82918930 r9:e4695d84 r8:00000002 r7:60000113 r6:e4695d8c r5:843e4800 [ 1328.125007][ T32] r4:843e4800 [ 1328.125054][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.125150][ T32] r5:843e4800 r4:8291892c [ 1328.125174][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.125238][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.125288][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4695e08 [ 1328.125312][ T32] r4:00000000 [ 1328.125360][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.125402][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.125449][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.125526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9da00 [ 1328.125558][ T32] r4:00000000 [ 1328.125580][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.125650][ T32] r9:83018205 r8:843e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1328.125681][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.125725][ T32] r5:00001000 r4:dff35000 [ 1328.125761][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.125803][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.125845][ T32] r5:84ae078c r4:84ae0400 [ 1328.125904][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.126069][ T32] r7:ddde2d80 r6:83018200 r5:84ae078c r4:84b8ea80 [ 1328.126172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.126223][ T32] r10:61c88647 r9:843e4800 r8:84b8eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.126246][ T32] r4:84b8ea80 [ 1328.126293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.126340][ T32] r10:00000000 r9:84b8ea80 r8:8027f5e8 r7:e468de60 r6:84b86600 r5:843e4800 [ 1328.126363][ T32] r4:00000001 [ 1328.126381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.126415][ T32] Exception stack(0xe4695fb0 to 0xe4695ff8) [ 1328.126440][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.126470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.126551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.126586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.126661][ T32] r4:84b9d780 [ 1328.126864][ T32] INFO: task kworker/1:111:3763 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.126898][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.126955][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.127019][ T32] Call trace: [ 1328.127060][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.127111][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.127157][ T32] r4:00000000 [ 1328.127181][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.127221][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.127274][ T32] 1d20: e3ee1000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.127308][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.127334][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.127357][ T32] r5:800f0013 r4:80239bb0 [ 1328.127417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.127466][ T32] r4:82ac11e4 [ 1328.127517][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.127571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.127595][ T32] r4:e0551dc0 [ 1328.127615][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.127681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.127707][ T32] r4:00000000 [ 1328.127727][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.127824][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.127966][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.128042][ T32] r5:00001000 r4:ec8e5000 [ 1328.128067][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.128109][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.128151][ T32] r5:858c5b8c r4:858c5800 [ 1328.128170][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.128214][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.128236][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.128281][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.128348][ T32] r4:84b6b680 [ 1328.128373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.128418][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.128441][ T32] r4:00000001 [ 1328.128496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.128546][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.128665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.153816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.153904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.153951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.153980][ T32] r4:84b66900 [ 1328.154007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.154049][ T32] INFO: task kworker/1:112:3765 blocked for more than 454 seconds. [ 1328.154092][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.154120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.154142][ T32] task:kworker/1:112 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.154202][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.154263][ T32] Call trace: [ 1328.154323][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.154402][ T32] r10:82918930 r9:e46a1d84 r8:00000002 r7:60000013 r6:e46a1d8c r5:843e3c00 [ 1328.154429][ T32] r4:843e3c00 [ 1328.154452][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.154536][ T32] r5:843e3c00 r4:8291892c [ 1328.154566][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.154609][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.154657][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46a1e08 [ 1328.154679][ T32] r4:00000000 [ 1328.154697][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.154736][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.154775][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.154818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9dd00 [ 1328.154841][ T32] r4:00000000 [ 1328.154866][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.154930][ T32] r9:83018205 r8:843e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1328.154980][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.155028][ T32] r5:00001000 r4:e026d000 [ 1328.155074][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.155132][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.155179][ T32] r5:84ae0f8c r4:84ae0c00 [ 1328.155212][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.155271][ T32] r7:ddde2d80 r6:83018200 r5:84ae0f8c r4:84b8eb00 [ 1328.155363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.155412][ T32] r10:61c88647 r9:843e3c00 r8:84b8eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.155442][ T32] r4:84b8eb00 [ 1328.155463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.155516][ T32] r10:00000000 r9:84b8eb00 r8:8027f5e8 r7:e4695e60 r6:84b86680 r5:843e3c00 [ 1328.155539][ T32] r4:00000001 [ 1328.155564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.155650][ T32] Exception stack(0xe46a1fb0 to 0xe46a1ff8) [ 1328.155726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.155835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.155878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.155907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.155975][ T32] r4:84b9d880 [ 1328.156397][ T32] INFO: task kworker/1:112:3765 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.156435][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.156514][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.156589][ T32] Call trace: [ 1328.156620][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.156669][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.156692][ T32] r4:00000000 [ 1328.156712][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.156759][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.156789][ T32] 1d20: e424a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.156907][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.156937][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.156962][ T32] r5:800f0013 r4:80239bb0 [ 1328.156982][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.157024][ T32] r4:82ac11e4 [ 1328.157065][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.157126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.157163][ T32] r4:e0551dc0 [ 1328.157207][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.157255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.157278][ T32] r4:00000000 [ 1328.157298][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.157343][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.157408][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.157455][ T32] r5:00001000 r4:ec8e5000 [ 1328.157500][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.157570][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.157619][ T32] r5:858c5b8c r4:858c5800 [ 1328.157663][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.157712][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.157734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.157784][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.157809][ T32] r4:84b6b680 [ 1328.157830][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.157874][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.157897][ T32] r4:00000001 [ 1328.157916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.157950][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.157976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.158004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.158031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.158061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.158106][ T32] r4:84b66900 [ 1328.158154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.158198][ T32] INFO: task kworker/1:113:3767 blocked for more than 454 seconds. [ 1328.158274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.158302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.158389][ T32] task:kworker/1:113 state:D stack:0 pid:3767 tgid:3767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.158438][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.158478][ T32] Call trace: [ 1328.158579][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.175314][ T32] r10:82918930 r9:e05c5d84 r8:00000002 r7:60000113 r6:e05c5d8c r5:85003000 [ 1328.175409][ T32] r4:85003000 [ 1328.175441][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.175516][ T32] r5:85003000 r4:8291892c [ 1328.175539][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.175582][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.175629][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c5e08 [ 1328.175669][ T32] r4:00000000 [ 1328.175693][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.175737][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.175827][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.175875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9dbc0 [ 1328.175903][ T32] r4:00000000 [ 1328.175925][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.175972][ T32] r9:83018205 r8:85003000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.175994][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.176040][ T32] r5:00001000 r4:dff4b000 [ 1328.176061][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.176100][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.176143][ T32] r5:84ae0b8c r4:84ae0800 [ 1328.176163][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.176230][ T32] r7:ddde2d80 r6:83018200 r5:84ae0b8c r4:84b8eb80 [ 1328.176281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.176357][ T32] r10:61c88647 r9:85003000 r8:84b8ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.176408][ T32] r4:84b8eb80 [ 1328.176432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.176507][ T32] r10:00000000 r9:84b8eb80 r8:8027f5e8 r7:e46a1e60 r6:84b8ec00 r5:85003000 [ 1328.176534][ T32] r4:00000001 [ 1328.176583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.176626][ T32] Exception stack(0xe05c5fb0 to 0xe05c5ff8) [ 1328.176659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.176712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.176744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.176803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.176830][ T32] r4:84b9d880 [ 1328.177275][ T32] INFO: task kworker/1:113:3767 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.177340][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.177502][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.177561][ T32] Call trace: [ 1328.177594][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.177644][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.177723][ T32] r4:00000000 [ 1328.177748][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.177820][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.177853][ T32] 1d20: e44a8000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.177912][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.177942][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.177968][ T32] r5:800f0013 r4:80239bb0 [ 1328.177989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.178030][ T32] r4:82ac11e4 [ 1328.178061][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.178110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.178133][ T32] r4:e0551dc0 [ 1328.178152][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.178194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.178216][ T32] r4:00000000 [ 1328.178236][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.178282][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.178304][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.178346][ T32] r5:00001000 r4:ec8e5000 [ 1328.178413][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.178531][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.178582][ T32] r5:858c5b8c r4:858c5800 [ 1328.178604][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.191933][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.192047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.192123][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.192148][ T32] r4:84b6b680 [ 1328.192168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.192261][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.192292][ T32] r4:00000001 [ 1328.192314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.192355][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.192386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.192417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.192444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.192493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.192556][ T32] r4:84b66900 [ 1328.192590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.192624][ T32] INFO: task kworker/1:114:3770 blocked for more than 454 seconds. [ 1328.192657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.192684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.192706][ T32] task:kworker/1:114 state:D stack:0 pid:3770 tgid:3770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.192773][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.192861][ T32] Call trace: [ 1328.193028][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.193105][ T32] r10:82918930 r9:e4691d84 r8:00000002 r7:60000013 r6:e4691d8c r5:85006000 [ 1328.193133][ T32] r4:85006000 [ 1328.193168][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.193238][ T32] r5:85006000 r4:8291892c [ 1328.193262][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.193484][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.193550][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4691e08 [ 1328.193574][ T32] r4:00000000 [ 1328.193594][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.193631][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.193671][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.193713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9de00 [ 1328.193787][ T32] r4:00000000 [ 1328.193812][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.193889][ T32] r9:83018205 r8:85006000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1328.193915][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.193958][ T32] r5:00001000 r4:e0283000 [ 1328.193980][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.194109][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.194156][ T32] r5:84ae138c r4:84ae1000 [ 1328.194180][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.194227][ T32] r7:ddde2d80 r6:83018200 r5:84ae138c r4:84b8ec80 [ 1328.194249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.194295][ T32] r10:61c88647 r9:85006000 r8:84b8ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.194317][ T32] r4:84b8ec80 [ 1328.194335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.194379][ T32] r10:00000000 r9:84b8ec80 r8:8027f5e8 r7:e46a1e60 r6:84b8ed00 r5:85006000 [ 1328.194424][ T32] r4:00000001 [ 1328.194447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.194484][ T32] Exception stack(0xe4691fb0 to 0xe4691ff8) [ 1328.194548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.194580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.194607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.194636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.194660][ T32] r4:84b9dc80 [ 1328.195081][ T32] INFO: task kworker/1:114:3770 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.195120][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.195192][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.195288][ T32] Call trace: [ 1328.195336][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.195390][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.195413][ T32] r4:00000000 [ 1328.195456][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.195512][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.195546][ T32] 1d20: e4722000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.195575][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.195602][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.195627][ T32] r5:800f0013 r4:80239bb0 [ 1328.195647][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.195704][ T32] r4:82ac11e4 [ 1328.195729][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.195771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.195814][ T32] r4:e0551dc0 [ 1328.195837][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.195932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.195982][ T32] r4:00000000 [ 1328.196005][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.196050][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.196073][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.196114][ T32] r5:00001000 r4:ec8e5000 [ 1328.196134][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.196173][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.196215][ T32] r5:858c5b8c r4:858c5800 [ 1328.196234][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.196302][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.196337][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.196387][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.196409][ T32] r4:84b6b680 [ 1328.196428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.196502][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.196552][ T32] r4:00000001 [ 1328.196623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.196662][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.196701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.196783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.196917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.196950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.196974][ T32] r4:84b66900 [ 1328.196993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.197017][ T32] INFO: task kworker/1:115:3772 blocked for more than 454 seconds. [ 1328.197058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.197087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.197108][ T32] task:kworker/1:115 state:D stack:0 pid:3772 tgid:3772 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.197569][ T32] r4:85006c00 [ 1328.197592][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.197636][ T32] r5:85006c00 r4:8291892c [ 1328.197656][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.197695][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.197741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46ade08 [ 1328.197788][ T32] r4:00000000 [ 1328.197834][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.197935][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.197976][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.198018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c380 [ 1328.198040][ T32] r4:00000000 [ 1328.198060][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.198128][ T32] r9:83018205 r8:85006c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1328.198262][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.198332][ T32] r5:00001000 r4:e0393000 [ 1328.198355][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.198395][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.198462][ T32] r5:84ae1b8c r4:84ae1800 [ 1328.198486][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.198585][ T32] r7:ddde2d80 r6:83018200 r5:84ae1b8c r4:84b8ed80 [ 1328.198647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.219205][ T32] r10:61c88647 r9:85006c00 r8:84b8edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.219257][ T32] r4:84b8ed80 [ 1328.219282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.219358][ T32] r10:00000000 r9:84b8ed80 r8:8027f5e8 r7:e4691e60 r6:84b8ee00 r5:85006c00 [ 1328.219382][ T32] r4:00000001 [ 1328.219439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.219485][ T32] Exception stack(0xe46adfb0 to 0xe46adff8) [ 1328.219551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.219588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.219619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.219653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.219677][ T32] r4:84b9dc00 [ 1328.220123][ T32] INFO: task kworker/1:115:3772 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.220205][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.220304][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.220404][ T32] Call trace: [ 1328.220467][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.220534][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.220560][ T32] r4:00000000 [ 1328.220581][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.220720][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.220892][ T32] 1d20: e4a9a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.220928][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.220957][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.220984][ T32] r5:800f0013 r4:80239bb0 [ 1328.221129][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.221178][ T32] r4:82ac11e4 [ 1328.221199][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.221244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.221267][ T32] r4:e0551dc0 [ 1328.221287][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.221333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.221356][ T32] r4:00000000 [ 1328.221415][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.221468][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.221492][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.221606][ T32] r5:00001000 r4:ec8e5000 [ 1328.221631][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.221672][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.221717][ T32] r5:858c5b8c r4:858c5800 [ 1328.221738][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.221786][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.221808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.221871][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.221900][ T32] r4:84b6b680 [ 1328.221921][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.221969][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.222067][ T32] r4:00000001 [ 1328.222129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.222250][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.222285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.222339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.222371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.222405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.222432][ T32] r4:84b66900 [ 1328.222458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.222491][ T32] INFO: task kworker/0:216:3774 blocked for more than 454 seconds. [ 1328.222582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.222613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.222635][ T32] task:kworker/0:216 state:D stack:0 pid:3774 tgid:3774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.222754][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.222803][ T32] Call trace: [ 1328.222834][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.222908][ T32] r10:82918930 r9:e46b5d84 r8:00000002 r7:60000113 r6:e46b5d8c r5:85005400 [ 1328.222959][ T32] r4:85005400 [ 1328.222984][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.223027][ T32] r5:85005400 r4:8291892c [ 1328.223047][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.223112][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.223163][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46b5e08 [ 1328.223186][ T32] r4:00000000 [ 1328.223205][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.223301][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.223360][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.223407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88f00 [ 1328.223435][ T32] r4:00000000 [ 1328.223498][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.223559][ T32] r9:83018005 r8:85005400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1328.223580][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.223623][ T32] r5:00001000 r4:e02af000 [ 1328.223644][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.223709][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.223800][ T32] r5:84b20b8c r4:84b20800 [ 1328.223831][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.223877][ T32] r7:dddced80 r6:83018000 r5:84b20b8c r4:84b86700 [ 1328.223921][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.224059][ T32] r10:61c88647 r9:85005400 r8:84b8672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.224086][ T32] r4:84b86700 [ 1328.224132][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.224182][ T32] r10:00000000 r9:84b86700 r8:8027f5e8 r7:e0679e60 r6:84b8ee80 r5:85005400 [ 1328.224206][ T32] r4:00000001 [ 1328.224225][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.224260][ T32] Exception stack(0xe46b5fb0 to 0xe46b5ff8) [ 1328.224309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.224343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.224391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.224447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.224498][ T32] r4:84b88e40 [ 1328.224739][ T32] INFO: task kworker/0:216:3774 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.224797][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.224866][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.224937][ T32] Call trace: [ 1328.224995][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.225054][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.225133][ T32] r4:00000000 [ 1328.225157][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.225196][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.225225][ T32] 1d20: e4a9a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.225293][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.225404][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.225452][ T32] r5:800f0013 r4:80239bb0 [ 1328.225509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.225558][ T32] r4:82ac11e4 [ 1328.225578][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.225621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.225645][ T32] r4:e0551dc0 [ 1328.225689][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.225762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.225813][ T32] r4:00000000 [ 1328.225836][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.225890][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.225913][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.225955][ T32] r5:00001000 r4:ec8e5000 [ 1328.226002][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.226058][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.226101][ T32] r5:858c5b8c r4:858c5800 [ 1328.226144][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.226195][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.226218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.226275][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.226328][ T32] r4:84b6b680 [ 1328.226355][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.226402][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.226451][ T32] r4:00000001 [ 1328.226481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.226555][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.226582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.226612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.226696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.226750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.226822][ T32] r4:84b66900 [ 1328.226850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.226880][ T32] INFO: task kworker/1:116:3775 blocked for more than 454 seconds. [ 1328.226937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.226986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.227036][ T32] task:kworker/1:116 state:D stack:0 pid:3775 tgid:3775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.227102][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.227173][ T32] Call trace: [ 1328.227238][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.227327][ T32] r10:82918930 r9:e46bdd84 r8:00000002 r7:60000113 r6:e46bdd8c r5:85008000 [ 1328.227449][ T32] r4:85008000 [ 1328.227513][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.227599][ T32] r5:85008000 r4:8291892c [ 1328.227638][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.227737][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.227839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46bde08 [ 1328.227885][ T32] r4:00000000 [ 1328.227972][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.228050][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.228152][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.228239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c240 [ 1328.228291][ T32] r4:00000000 [ 1328.228336][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.228439][ T32] r9:83018205 r8:85008000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.228486][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.228631][ T32] r5:00001000 r4:e0367000 [ 1328.251893][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.252074][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.252127][ T32] r5:84ae178c r4:84ae1400 [ 1328.252150][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.252357][ T32] r7:ddde2d80 r6:83018200 r5:84ae178c r4:84b8ef00 [ 1328.252408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.252474][ T32] r10:61c88647 r9:85008000 r8:84b8ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.252509][ T32] r4:84b8ef00 [ 1328.252539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.252631][ T32] r10:00000000 r9:84b8ef00 r8:8027f5e8 r7:e46ade60 r6:84b8ef80 r5:85008000 ** 4 printk messages dropped ** [ 1328.252951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.253005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.253041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.253064][ T32] r4:84b91ec0 [ 1328.253539][ T32] INFO: task kworker/1:116:3775 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.253598][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.253702][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.253752][ T32] Call trace: [ 1328.253785][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.253862][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.253891][ T32] r4:00000000 [ 1328.253912][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.253984][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.254018][ T32] 1d20: e500c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.254050][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.254077][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.254102][ T32] r5:800f0013 r4:80239bb0 [ 1328.254123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.254194][ T32] r4:82ac11e4 [ 1328.254226][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.254273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.254320][ T32] r4:e0551dc0 [ 1328.254351][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.254403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.254426][ T32] r4:00000000 [ 1328.254581][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.254638][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.254666][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.254733][ T32] r5:00001000 r4:ec8e5000 [ 1328.254758][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.254800][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.254862][ T32] r5:858c5b8c r4:858c5800 [ 1328.254886][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.254934][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.254956][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.255005][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.255110][ T32] r4:84b6b680 [ 1328.255148][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.255198][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.255269][ T32] r4:00000001 [ 1328.255293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.255341][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.255371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.255400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.255426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.255459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.255510][ T32] r4:84b66900 [ 1328.255537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.255582][ T32] INFO: task kworker/0:217:3778 blocked for more than 454 seconds. [ 1328.255617][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.255643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.255663][ T32] task:kworker/0:217 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.255714][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.255777][ T32] Call trace: [ 1328.255814][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.255860][ T32] r10:82918930 r9:e46c5d84 r8:00000002 r7:60000013 r6:e46c5d8c r5:85009800 [ 1328.255883][ T32] r4:85009800 [ 1328.255927][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.256067][ T32] r5:85009800 r4:8291892c [ 1328.256091][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.256135][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.256231][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46c5e08 [ 1328.256283][ T32] r4:00000000 [ 1328.256307][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.256346][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.256383][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.256489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b89940 [ 1328.256536][ T32] r4:00000000 [ 1328.256559][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.256604][ T32] r9:83018005 r8:85009800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.256625][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.256667][ T32] r5:00001000 r4:df9fb000 [ 1328.256727][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.256787][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.256832][ T32] r5:84b21f8c r4:84b21c00 [ 1328.256852][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.256897][ T32] r7:dddced80 r6:83018000 r5:84b21f8c r4:84b86780 [ 1328.256917][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.256962][ T32] r10:61c88647 r9:85009800 r8:84b867ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.257014][ T32] r4:84b86780 [ 1328.257096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.257146][ T32] r10:00000000 r9:84b86780 r8:8027f5e8 r7:e0679e60 r6:84b98000 r5:85009800 [ 1328.257169][ T32] r4:00000001 [ 1328.257189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.257223][ T32] Exception stack(0xe46c5fb0 to 0xe46c5ff8) [ 1328.257250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.257278][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.257305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.257410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.257462][ T32] r4:84b88ec0 [ 1328.257660][ T32] INFO: task kworker/0:217:3778 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.257694][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.257811][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.257857][ T32] Call trace: [ 1328.257946][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.258038][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.258066][ T32] r4:00000000 [ 1328.258086][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.258153][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.258193][ T32] 1d20: e500c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.258249][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.258325][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.258371][ T32] r5:800f0013 r4:80239bb0 [ 1328.258528][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.258586][ T32] r4:82ac11e4 [ 1328.258607][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.279252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.279397][ T32] r4:e0551dc0 [ 1328.279437][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.279522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.279546][ T32] r4:00000000 [ 1328.279567][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.279618][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.279677][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.279730][ T32] r5:00001000 r4:ec8e5000 [ 1328.279751][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.279812][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.279861][ T32] r5:858c5b8c r4:858c5800 [ 1328.279883][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.279934][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.279955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.280003][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.280028][ T32] r4:84b6b680 [ 1328.280262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.280361][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.280389][ T32] r4:00000001 [ 1328.280510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.280582][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.280642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.280677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.280707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.280737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.280760][ T32] r4:84b66900 [ 1328.280786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.280840][ T32] INFO: task kworker/0:218:3779 blocked for more than 454 seconds. [ 1328.280998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.281028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.281051][ T32] task:kworker/0:218 state:D stack:0 pid:3779 tgid:3779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.281146][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.281218][ T32] Call trace: [ 1328.281256][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.281311][ T32] r10:82918930 r9:e46cdd84 r8:00000002 r7:60000113 r6:e46cdd8c r5:8500b000 [ 1328.281437][ T32] r4:8500b000 [ 1328.281462][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.281513][ T32] r5:8500b000 r4:8291892c [ 1328.281539][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.281716][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.281771][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46cde08 [ 1328.281795][ T32] r4:00000000 [ 1328.281816][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.281977][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.282020][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.282087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b88840 [ 1328.282115][ T32] r4:00000000 [ 1328.282135][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.282189][ T32] r9:83018005 r8:8500b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1328.282212][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.282258][ T32] r5:00001000 r4:e033b000 [ 1328.282302][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.282351][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.282404][ T32] r5:84b2138c r4:84b21000 [ 1328.282425][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.282527][ T32] r7:dddced80 r6:83018000 r5:84b2138c r4:84b86800 [ 1328.282580][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.282648][ T32] r10:61c88647 r9:8500b000 r8:84b8682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.282679][ T32] r4:84b86800 [ 1328.282733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.282811][ T32] r10:00000000 r9:84b86800 r8:8027f5e8 r7:e46c5e60 r6:84b98080 r5:8500b000 [ 1328.282915][ T32] r4:00000001 [ 1328.282938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.282977][ T32] Exception stack(0xe46cdfb0 to 0xe46cdff8) [ 1328.283004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.283103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.283158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.283215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.283297][ T32] r4:84b88ec0 [ 1328.283754][ T32] INFO: task kworker/0:218:3779 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.283884][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.283952][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.284001][ T32] Call trace: [ 1328.284072][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.284127][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.284151][ T32] r4:00000000 [ 1328.284187][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.284230][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.284260][ T32] 1d20: e527c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.284313][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.284354][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.284383][ T32] r5:800f0013 r4:80239bb0 [ 1328.284404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.284448][ T32] r4:82ac11e4 [ 1328.284469][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.284519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.284544][ T32] r4:e0551dc0 [ 1328.284587][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.284635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.284681][ T32] r4:00000000 [ 1328.284705][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.284753][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.284775][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.284819][ T32] r5:00001000 r4:ec8e5000 [ 1328.284851][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.284895][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.284943][ T32] r5:858c5b8c r4:858c5800 [ 1328.284978][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.285038][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.285085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.285135][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.285198][ T32] r4:84b6b680 [ 1328.285222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.285268][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.285292][ T32] r4:00000001 [ 1328.285313][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.285370][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.285413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.285453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.285481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.285533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.285559][ T32] r4:84b66900 [ 1328.285594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.285647][ T32] INFO: task kworker/0:219:3781 blocked for more than 454 seconds. [ 1328.285681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.285706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.285727][ T32] task:kworker/0:219 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.285771][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.285811][ T32] Call trace: [ 1328.285870][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.285916][ T32] r10:82918930 r9:e46c9d84 r8:00000002 r7:60000013 r6:e46c9d8c r5:85008c00 [ 1328.285939][ T32] r4:85008c00 [ 1328.285981][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.286025][ T32] r5:85008c00 r4:8291892c [ 1328.286045][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.286097][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.286147][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46c9e08 [ 1328.286169][ T32] r4:00000000 [ 1328.286189][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.286227][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.286265][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.286530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b89840 [ 1328.286577][ T32] r4:00000000 [ 1328.286622][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.286674][ T32] r9:83018005 r8:85008c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1328.286696][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.286749][ T32] r5:00001000 r4:df9c1000 [ 1328.286769][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.286807][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.286850][ T32] r5:84b21b8c r4:84b21800 [ 1328.286869][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.286913][ T32] r7:dddced80 r6:83018000 r5:84b21b8c r4:84b86880 [ 1328.286934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.287070][ T32] r10:61c88647 r9:85008c00 r8:84b868ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.287097][ T32] r4:84b86880 [ 1328.287116][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.287160][ T32] r10:00000000 r9:84b86880 r8:8027f5e8 r7:e46c5e60 r6:84b98100 r5:85008c00 [ 1328.287207][ T32] r4:00000001 [ 1328.287335][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.287398][ T32] Exception stack(0xe46c9fb0 to 0xe46c9ff8) [ 1328.287453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.287489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.287528][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.287580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.287606][ T32] r4:84b888c0 [ 1328.287815][ T32] INFO: task kworker/0:219:3781 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.287851][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.287943][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.288020][ T32] Call trace: [ 1328.288103][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.288156][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.288178][ T32] r4:00000000 [ 1328.288198][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.288262][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.288294][ T32] 1d20: e527c000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.288323][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.288350][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.288398][ T32] r5:800f0013 r4:80239bb0 [ 1328.288471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.288521][ T32] r4:82ac11e4 [ 1328.288542][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.288648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.310869][ T32] r4:e0551dc0 [ 1328.310983][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.311100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.311129][ T32] r4:00000000 [ 1328.311175][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.311230][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.311254][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.311303][ T32] r5:00001000 r4:ec8e5000 [ 1328.311325][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.311365][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.311410][ T32] r5:858c5b8c r4:858c5800 [ 1328.311439][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.311523][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.311549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.311597][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.311620][ T32] r4:84b6b680 [ 1328.311640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.311690][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.311714][ T32] r4:00000001 [ 1328.311734][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.311893][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.311950][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.311986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.312045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.312087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.312112][ T32] r4:84b66900 [ 1328.312161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.312223][ T32] INFO: task kworker/1:117:3785 blocked for more than 454 seconds. [ 1328.312265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.312355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.312384][ T32] task:kworker/1:117 state:D stack:0 pid:3785 tgid:3785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.312470][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.312661][ T32] Call trace: [ 1328.312769][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.312826][ T32] r10:82918930 r9:e46a5d84 r8:00000002 r7:60000113 r6:e46a5d8c r5:8500bc00 [ 1328.312851][ T32] r4:8500bc00 [ 1328.312893][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.312944][ T32] r5:8500bc00 r4:8291892c [ 1328.312966][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.313007][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.313061][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46a5e08 [ 1328.313090][ T32] r4:00000000 [ 1328.313109][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.313192][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.313257][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.313374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c4c0 [ 1328.313400][ T32] r4:00000000 [ 1328.313426][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.313472][ T32] r9:83018205 r8:8500bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1328.313506][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.313553][ T32] r5:00001000 r4:e03b9000 [ 1328.313573][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.313613][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.313655][ T32] r5:84ae1f8c r4:84ae1c00 [ 1328.313675][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.313755][ T32] r7:ddde2d80 r6:83018200 r5:84ae1f8c r4:84b98180 [ 1328.313785][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.313833][ T32] r10:61c88647 r9:8500bc00 r8:84b981ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.313856][ T32] r4:84b98180 [ 1328.313898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.314026][ T32] r10:00000000 r9:84b98180 r8:8027f5e8 r7:e46ade60 r6:84b98200 r5:8500bc00 [ 1328.314126][ T32] r4:00000001 [ 1328.314149][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.314186][ T32] Exception stack(0xe46a5fb0 to 0xe46a5ff8) [ 1328.314213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.314242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.314270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.314298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.314320][ T32] r4:84b9c200 [ 1328.314938][ T32] INFO: task kworker/1:117:3785 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.315020][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.315174][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.315290][ T32] Call trace: [ 1328.315355][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.315488][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.315549][ T32] r4:00000000 [ 1328.315592][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.315690][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.315757][ T32] 1d20: e5545000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.315821][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.315884][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.315941][ T32] r5:800f0013 r4:80239bb0 [ 1328.315993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.316129][ T32] r4:82ac11e4 [ 1328.316216][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.316307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.316359][ T32] r4:e0551dc0 [ 1328.316404][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.316508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.316562][ T32] r4:00000000 [ 1328.316607][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.316690][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.316730][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.316804][ T32] r5:00001000 r4:ec8e5000 [ 1328.316845][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.316945][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.317033][ T32] r5:858c5b8c r4:858c5800 [ 1328.317078][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.317177][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.317215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.317262][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.317285][ T32] r4:84b6b680 [ 1328.317370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.317439][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.317529][ T32] r4:00000001 [ 1328.317553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.317602][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.317633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.317688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.317720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.317761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.317788][ T32] r4:84b66900 [ 1328.317819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.317927][ T32] INFO: task kworker/1:118:3786 blocked for more than 454 seconds. [ 1328.317977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.318005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.318046][ T32] task:kworker/1:118 state:D stack:0 pid:3786 tgid:3786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.318103][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.318182][ T32] Call trace: [ 1328.318221][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.318269][ T32] r10:82918930 r9:e46b1d84 r8:00000002 r7:60000013 r6:e46b1d8c r5:8500c800 [ 1328.318339][ T32] r4:8500c800 [ 1328.318395][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.318547][ T32] r5:8500c800 r4:8291892c [ 1328.318586][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.338465][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.339431][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46b1e08 [ 1328.339516][ T32] r4:00000000 [ 1328.339573][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.339633][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.339676][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.339744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c680 [ 1328.339775][ T32] r4:00000000 [ 1328.339797][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.339852][ T32] r9:83018205 r8:8500c800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1328.339875][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.339940][ T32] r5:00001000 r4:e03d9000 [ 1328.339967][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.340024][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.340071][ T32] r5:84ae238c r4:84ae2000 [ 1328.340092][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.340139][ T32] r7:ddde2d80 r6:83018200 r5:84ae238c r4:84b98280 [ 1328.340183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.340233][ T32] r10:61c88647 r9:8500c800 r8:84b982ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.340273][ T32] r4:84b98280 [ 1328.340316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.340363][ T32] r10:00000000 r9:84b98280 r8:8027f5e8 r7:e46a5e60 r6:84b98300 r5:8500c800 [ 1328.340390][ T32] r4:00000001 [ 1328.340410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.340447][ T32] Exception stack(0xe46b1fb0 to 0xe46b1ff8) [ 1328.340548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.340584][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.340613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.340645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.340712][ T32] r4:84b9c340 [ 1328.341149][ T32] INFO: task kworker/1:118:3786 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.341198][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.341277][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.341351][ T32] Call trace: [ 1328.341393][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.341444][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.341498][ T32] r4:00000000 [ 1328.341528][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.341591][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.341623][ T32] 1d20: e57e9000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.341758][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.341793][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.341820][ T32] r5:800f0013 r4:80239bb0 [ 1328.341841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.341974][ T32] r4:82ac11e4 [ 1328.342003][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.342116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.342144][ T32] r4:e0551dc0 [ 1328.342165][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.342209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.342232][ T32] r4:00000000 [ 1328.342251][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.342296][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.342318][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.342361][ T32] r5:00001000 r4:ec8e5000 [ 1328.342386][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.342425][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.342516][ T32] r5:858c5b8c r4:858c5800 [ 1328.342565][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.342672][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.342698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.342750][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.342782][ T32] r4:84b6b680 [ 1328.342828][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.342878][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.342902][ T32] r4:00000001 [ 1328.342973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.343013][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.343042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.343071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.343099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.343129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.343164][ T32] r4:84b66900 [ 1328.343283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.343317][ T32] INFO: task kworker/1:119:3788 blocked for more than 454 seconds. [ 1328.343412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.343473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.343512][ T32] task:kworker/1:119 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.343651][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.343840][ T32] Call trace: [ 1328.343968][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.344027][ T32] r10:82918930 r9:e46d9d84 r8:00000002 r7:60000113 r6:e46d9d8c r5:843e5400 [ 1328.344051][ T32] r4:843e5400 [ 1328.344077][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.344148][ T32] r5:843e5400 r4:8291892c [ 1328.344180][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.344274][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.344329][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46d9e08 [ 1328.344353][ T32] r4:00000000 [ 1328.344380][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.344421][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.344460][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.344505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c7c0 [ 1328.344533][ T32] r4:00000000 [ 1328.344566][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.344627][ T32] r9:83018205 r8:843e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1328.344652][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.344698][ T32] r5:00001000 r4:e0409000 [ 1328.344720][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.344784][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.344833][ T32] r5:84ae278c r4:84ae2400 [ 1328.344871][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.344921][ T32] r7:ddde2d80 r6:83018200 r5:84ae278c r4:84b98380 [ 1328.344970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.345020][ T32] r10:61c88647 r9:843e5400 r8:84b983ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.345044][ T32] r4:84b98380 [ 1328.345079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.345140][ T32] r10:00000000 r9:84b98380 r8:8027f5e8 r7:e46b1e60 r6:84b86900 r5:843e5400 [ 1328.345166][ T32] r4:00000001 [ 1328.345186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.345232][ T32] Exception stack(0xe46d9fb0 to 0xe46d9ff8) [ 1328.345284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.345322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.345353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.345383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.345434][ T32] r4:84b9c500 [ 1328.345667][ T32] INFO: task kworker/1:119:3788 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.345702][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.345811][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.345862][ T32] Call trace: [ 1328.345993][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.346150][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.346178][ T32] r4:00000000 [ 1328.346210][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.346262][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.346310][ T32] 1d20: e57e9000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.346344][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.346373][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.346398][ T32] r5:800f0013 r4:80239bb0 [ 1328.346434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.346492][ T32] r4:82ac11e4 [ 1328.346577][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.346628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.346681][ T32] r4:e0551dc0 [ 1328.346706][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.346798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.346825][ T32] r4:00000000 [ 1328.346846][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.346893][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.346915][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.346958][ T32] r5:00001000 r4:ec8e5000 [ 1328.347031][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.347076][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.347122][ T32] r5:858c5b8c r4:858c5800 [ 1328.347167][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.347219][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.347240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.347312][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.347339][ T32] r4:84b6b680 [ 1328.347367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.347414][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.347454][ T32] r4:00000001 [ 1328.347496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.347609][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.347708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.347747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.347807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.347844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.347869][ T32] r4:84b66900 [ 1328.347914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.347989][ T32] INFO: task kworker/1:120:3790 blocked for more than 454 seconds. [ 1328.348021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.348046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.348066][ T32] task:kworker/1:120 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.348133][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.348178][ T32] Call trace: [ 1328.348219][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.348271][ T32] r10:82918930 r9:e46e1d84 r8:00000002 r7:60000013 r6:e46e1d8c r5:843e0c00 [ 1328.348301][ T32] r4:843e0c00 [ 1328.348323][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.348370][ T32] r5:843e0c00 r4:8291892c [ 1328.348400][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.348445][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.348493][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46e1e08 [ 1328.348535][ T32] r4:00000000 [ 1328.348588][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.348676][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.379656][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.379768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9c900 [ 1328.379801][ T32] r4:00000000 [ 1328.379831][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.379897][ T32] r9:83018205 r8:843e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1328.379926][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.379985][ T32] r5:00001000 r4:e0421000 [ 1328.380035][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.380124][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.380184][ T32] r5:84ae2b8c r4:84ae2800 [ 1328.380211][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.380274][ T32] r7:ddde2d80 r6:83018200 r5:84ae2b8c r4:84b98400 [ 1328.380352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.380416][ T32] r10:61c88647 r9:843e0c00 r8:84b9842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.380447][ T32] r4:84b98400 [ 1328.380492][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.380564][ T32] r10:00000000 r9:84b98400 r8:8027f5e8 r7:e46d9e60 r6:84b86980 r5:843e0c00 [ 1328.380625][ T32] r4:00000001 [ 1328.380653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.380721][ T32] Exception stack(0xe46e1fb0 to 0xe46e1ff8) [ 1328.380764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.380809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.380847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.380888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.380948][ T32] r4:84b9c640 [ 1328.381445][ T32] INFO: task kworker/1:120:3790 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.381530][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.381608][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.381658][ T32] Call trace: [ 1328.381823][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.381912][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.381964][ T32] r4:00000000 [ 1328.381989][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.382029][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.382059][ T32] 1d20: e5f40000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.382112][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.382144][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.382169][ T32] r5:800f0013 r4:80239bb0 [ 1328.382214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.382284][ T32] r4:82ac11e4 [ 1328.382325][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.382378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.382430][ T32] r4:e0551dc0 [ 1328.382454][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.382530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.382558][ T32] r4:00000000 [ 1328.382578][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.382627][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.382655][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.382702][ T32] r5:00001000 r4:ec8e5000 [ 1328.382724][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.382777][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.382826][ T32] r5:858c5b8c r4:858c5800 [ 1328.382847][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.382908][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.382933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.382981][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.383005][ T32] r4:84b6b680 [ 1328.383080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.383129][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.383152][ T32] r4:00000001 [ 1328.383188][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.383227][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.383254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.383294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.383325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.383356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.383446][ T32] r4:84b66900 [ 1328.383471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.383526][ T32] INFO: task kworker/1:121:3792 blocked for more than 454 seconds. [ 1328.383563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.383588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.383654][ T32] task:kworker/1:121 state:D stack:0 pid:3792 tgid:3792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.383711][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.383754][ T32] Call trace: [ 1328.383786][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.383843][ T32] r10:82918930 r9:e46d1d84 r8:00000002 r7:60000113 r6:e46d1d8c r5:8500d400 [ 1328.383882][ T32] r4:8500d400 [ 1328.383950][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.383995][ T32] r5:8500d400 r4:8291892c [ 1328.384015][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.384055][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.384101][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46d1e08 [ 1328.384123][ T32] r4:00000000 [ 1328.384143][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.384179][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.384214][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.384266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9cc40 [ 1328.384316][ T32] r4:00000000 [ 1328.384338][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.384383][ T32] r9:83018205 r8:8500d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.384404][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.384446][ T32] r5:00001000 r4:e0463000 [ 1328.384466][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.384512][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.384555][ T32] r5:84ae338c r4:84ae3000 [ 1328.384576][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.384643][ T32] r7:ddde2d80 r6:83018200 r5:84ae338c r4:84b98480 [ 1328.384667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.384713][ T32] r10:61c88647 r9:8500d400 r8:84b984ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.384735][ T32] r4:84b98480 [ 1328.384754][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.384796][ T32] r10:00000000 r9:84b98480 r8:8027f5e8 r7:e46e1e60 r6:84b98500 r5:8500d400 [ 1328.384820][ T32] r4:00000001 [ 1328.384839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.384873][ T32] Exception stack(0xe46d1fb0 to 0xe46d1ff8) [ 1328.384898][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.384934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.384987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.385019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.385042][ T32] r4:84b9c780 [ 1328.385283][ T32] INFO: task kworker/1:121:3792 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.385319][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.385376][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.385421][ T32] Call trace: [ 1328.385458][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.385529][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.385574][ T32] r4:00000000 [ 1328.385597][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.385641][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.385686][ T32] 1d20: e5f40000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.385743][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.385775][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.385833][ T32] r5:800f0013 r4:80239bb0 [ 1328.385889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.385942][ T32] r4:82ac11e4 [ 1328.385964][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.386006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.386028][ T32] r4:e0551dc0 [ 1328.386047][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.386089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.386112][ T32] r4:00000000 [ 1328.386132][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.386176][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.386198][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.386239][ T32] r5:00001000 r4:ec8e5000 [ 1328.386276][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.386320][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.386361][ T32] r5:858c5b8c r4:858c5800 [ 1328.386380][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.386449][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.386498][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.386609][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.386636][ T32] r4:84b6b680 [ 1328.386657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.386707][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.386755][ T32] r4:00000001 [ 1328.386779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.386814][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.386845][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.386876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.386928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.386961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.386984][ T32] r4:84b66900 [ 1328.387024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.387073][ T32] INFO: task kworker/1:122:3793 blocked for more than 454 seconds. [ 1328.387105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.387155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.387210][ T32] task:kworker/1:122 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.387305][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.387393][ T32] Call trace: [ 1328.387478][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.387578][ T32] r10:82918930 r9:e46d5d84 r8:00000002 r7:60000013 r6:e46d5d8c r5:8500e000 [ 1328.387647][ T32] r4:8500e000 [ 1328.387674][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.387744][ T32] r5:8500e000 r4:8291892c [ 1328.387801][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.387885][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.387967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46d5e08 [ 1328.387995][ T32] r4:00000000 [ 1328.388015][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.388054][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.388137][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.388184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9ca40 [ 1328.388206][ T32] r4:00000000 [ 1328.388225][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.388282][ T32] r9:83018205 r8:8500e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.388322][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.388391][ T32] r5:00001000 r4:e043b000 [ 1328.388416][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.388495][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.409443][ T32] r5:84ae2f8c r4:84ae2c00 [ 1328.409585][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.409708][ T32] r7:ddde2d80 r6:83018200 r5:84ae2f8c r4:84b98580 [ 1328.409760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.409837][ T32] r10:61c88647 r9:8500e000 r8:84b985ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.409869][ T32] r4:84b98580 [ 1328.409906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.409980][ T32] r10:00000000 r9:84b98580 r8:8027f5e8 r7:e46d1e60 r6:84b98600 r5:8500e000 [ 1328.410014][ T32] r4:00000001 [ 1328.410040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.410129][ T32] Exception stack(0xe46d5fb0 to 0xe46d5ff8) [ 1328.410201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.410266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.410306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.410345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.410374][ T32] r4:84b9c780 [ 1328.411018][ T32] INFO: task kworker/1:122:3793 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.411078][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.411189][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.411242][ T32] Call trace: [ 1328.411307][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.411362][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.411386][ T32] r4:00000000 [ 1328.411406][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.411444][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.411500][ T32] 1d20: e636d000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.411654][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.411685][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.411712][ T32] r5:800f0013 r4:80239bb0 [ 1328.411734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.411779][ T32] r4:82ac11e4 [ 1328.411800][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.411846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.411869][ T32] r4:e0551dc0 [ 1328.411889][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.411938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.411964][ T32] r4:00000000 [ 1328.411984][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.412057][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.412085][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.412130][ T32] r5:00001000 r4:ec8e5000 [ 1328.412150][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.412191][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.412235][ T32] r5:858c5b8c r4:858c5800 [ 1328.412256][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.412303][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.412325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.412372][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.412394][ T32] r4:84b6b680 [ 1328.412415][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.412461][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.412486][ T32] r4:00000001 [ 1328.412543][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.412583][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.412612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.412678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.412852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.412886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.412909][ T32] r4:84b66900 [ 1328.412932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.412964][ T32] INFO: task kworker/1:123:3796 blocked for more than 454 seconds. [ 1328.413000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.413082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.413131][ T32] task:kworker/1:123 state:D stack:0 pid:3796 tgid:3796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.413182][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.413226][ T32] Call trace: [ 1328.413257][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.413304][ T32] r10:82918930 r9:e46e9d84 r8:00000002 r7:60000113 r6:e46e9d8c r5:8500ec00 [ 1328.413326][ T32] r4:8500ec00 [ 1328.413368][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.413414][ T32] r5:8500ec00 r4:8291892c [ 1328.413446][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.413509][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.413561][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46e9e08 [ 1328.413586][ T32] r4:00000000 [ 1328.413605][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.413657][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.413703][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.413747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0240 [ 1328.413775][ T32] r4:00000000 [ 1328.413796][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.413934][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1328.413961][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.414070][ T32] r5:00001000 r4:e0413000 [ 1328.414118][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.414179][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.414322][ T32] r5:85080b8c r4:85080800 [ 1328.414369][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.414464][ T32] r7:ddde2d80 r6:83018200 r5:85080b8c r4:84b98680 [ 1328.414491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.414595][ T32] r10:61c88647 r9:8500ec00 r8:84b986ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.414618][ T32] r4:84b98680 [ 1328.414637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.414705][ T32] r10:00000000 r9:84b98680 r8:8027f5e8 r7:e46d1e60 r6:84b98700 r5:8500ec00 [ 1328.414764][ T32] r4:00000001 [ 1328.414790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.414827][ T32] Exception stack(0xe46e9fb0 to 0xe46e9ff8) [ 1328.414869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.414903][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.414930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.414959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.415002][ T32] r4:84b9cac0 [ 1328.415237][ T32] INFO: task kworker/1:123:3796 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.415271][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.415380][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.415437][ T32] Call trace: [ 1328.415470][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.415540][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.415578][ T32] r4:00000000 [ 1328.415602][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.415666][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.415699][ T32] 1d20: e636d000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.415729][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.415759][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.415785][ T32] r5:800f0013 r4:80239bb0 [ 1328.415806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.415848][ T32] r4:82ac11e4 [ 1328.415868][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.415936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.415988][ T32] r4:e0551dc0 [ 1328.416011][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.416078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.416120][ T32] r4:00000000 [ 1328.416145][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.416231][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.416254][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.416297][ T32] r5:00001000 r4:ec8e5000 [ 1328.416316][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.416354][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.416660][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.417102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1328.417617][ T32] r10:82918930 r9:e05ddd84 r8:00000002 r7:60000013 r6:e05ddd8c r5:85004800 ** 5 printk messages dropped ** [ 1328.417806][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05dde08 [ 1328.417829][ T32] r4:00000000 [ 1328.417870][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.417914][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.417951][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.417993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b89a40 [ 1328.418033][ T32] r4:00000000 [ 1328.418112][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.418160][ T32] r9:83018005 r8:85004800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1328.418228][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.418274][ T32] r5:00001000 r4:dfa41000 [ 1328.418294][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.418335][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.418401][ T32] r5:84b2238c r4:84b22000 [ 1328.418424][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.418490][ T32] r7:dddced80 r6:83018000 r5:84b2238c r4:84b86a00 [ 1328.418575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.434907][ T32] r10:61c88647 r9:85004800 r8:84b86a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.435029][ T32] r4:84b86a00 [ 1328.435090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.435182][ T32] r10:00000000 r9:84b86a00 r8:8027f5e8 r7:e46c5e60 r6:84b98780 r5:85004800 [ 1328.435215][ T32] r4:00000001 [ 1328.435329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.435375][ T32] Exception stack(0xe05ddfb0 to 0xe05ddff8) [ 1328.435454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.435527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.435567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.435597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.435620][ T32] r4:84b89740 [ 1328.436058][ T32] INFO: task kworker/0:220:3801 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.436097][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.436231][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.436284][ T32] Call trace: [ 1328.436315][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.436368][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.436416][ T32] r4:00000000 [ 1328.436450][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.436489][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.436542][ T32] 1d20: e636d000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.436609][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.436690][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.436747][ T32] r5:800f0013 r4:80239bb0 [ 1328.436807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.436863][ T32] r4:82ac11e4 [ 1328.436896][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.436949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.436974][ T32] r4:e0551dc0 [ 1328.436995][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.437039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.437060][ T32] r4:00000000 [ 1328.437084][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.437133][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.437156][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.437209][ T32] r5:00001000 r4:ec8e5000 [ 1328.437233][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.437286][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.437343][ T32] r5:858c5b8c r4:858c5800 [ 1328.437365][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.437412][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.437433][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.437500][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.437536][ T32] r4:84b6b680 [ 1328.437580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.437629][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.437651][ T32] r4:00000001 [ 1328.437690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.437728][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.437759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.437802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.437857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.437932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.437959][ T32] r4:84b66900 [ 1328.437982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.438066][ T32] INFO: task kworker/0:221:3803 blocked for more than 454 seconds. [ 1328.438106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.438133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.438155][ T32] task:kworker/0:221 state:D stack:0 pid:3803 tgid:3803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.438270][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.438318][ T32] Call trace: [ 1328.438349][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.438406][ T32] r10:82918930 r9:e0641d84 r8:00000002 r7:60000013 r6:e0641d8c r5:85010000 [ 1328.438433][ T32] r4:85010000 [ 1328.438459][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.438542][ T32] r5:85010000 r4:8291892c [ 1328.438579][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.438637][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.451623][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0641e08 [ 1328.451681][ T32] r4:00000000 [ 1328.451707][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.451778][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.451821][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.451895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b89b40 [ 1328.451967][ T32] r4:00000000 [ 1328.452044][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.452104][ T32] r9:83018005 r8:85010000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.452128][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.452327][ T32] r5:00001000 r4:dfa81000 [ 1328.452357][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.452401][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.452475][ T32] r5:84b2278c r4:84b22400 [ 1328.452502][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.452565][ T32] r7:dddced80 r6:83018000 r5:84b2278c r4:84b86a80 [ 1328.452587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.452667][ T32] r10:61c88647 r9:85010000 r8:84b86aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.452723][ T32] r4:84b86a80 [ 1328.452763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.452813][ T32] r10:00000000 r9:84b86a80 r8:8027f5e8 r7:e05dde60 r6:84b98800 r5:85010000 [ 1328.452838][ T32] r4:00000001 [ 1328.452873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.452917][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 1328.452963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.452996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.453025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.453055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.453100][ T32] r4:84b89980 [ 1328.453547][ T32] INFO: task kworker/0:221:3803 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.453586][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.453663][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.453714][ T32] Call trace: [ 1328.453745][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.453799][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.453822][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.453974][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 ** 10 printk messages dropped ** [ 1328.454488][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1328.454986][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.455439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1328.456077][ T32] r4:85010c00 ** 4 printk messages dropped ** [ 1328.456346][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46f5e08 ** 9 printk messages dropped ** [ 1328.456674][ T32] r5:00001000 r4:dfba9000 ** 1 printk messages dropped ** [ 1328.456809][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.457298][ T32] Exception stack(0xe46f5fb0 to 0xe46f5ff8) ** 5 printk messages dropped ** [ 1328.457689][ T32] INFO: task kworker/0:222:3804 is blocked on a mutex likely owned by task kworker/0:190:3683. ** 9 printk messages dropped ** [ 1328.458472][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 ** 10 printk messages dropped ** [ 1328.482879][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1328.483350][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.483613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.483640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.483670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.483693][ T32] r4:84b66900 [ 1328.483720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.483752][ T32] INFO: task kworker/1:124:3806 blocked for more than 454 seconds. [ 1328.483791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.483831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.483857][ T32] task:kworker/1:124 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.483937][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.484039][ T32] Call trace: [ 1328.484084][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.484136][ T32] r10:82918930 r9:e8705d84 r8:00000002 r7:60000113 r6:e8705d8c r5:85012400 [ 1328.484159][ T32] r4:85012400 [ 1328.484178][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.484217][ T32] r5:85012400 r4:8291892c [ 1328.484246][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.484434][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.484556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8705e08 [ 1328.484584][ T32] r4:00000000 [ 1328.484603][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.484641][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.484679][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.484721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9cd80 [ 1328.484759][ T32] r4:00000000 [ 1328.484784][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.484872][ T32] r9:83018205 r8:85012400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1328.484906][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.484953][ T32] r5:00001000 r4:e04ad000 [ 1328.484975][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.485063][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.485110][ T32] r5:84ae378c r4:84ae3400 [ 1328.485130][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.485174][ T32] r7:ddde2d80 r6:83018200 r5:84ae378c r4:84b98900 [ 1328.485195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.485241][ T32] r10:61c88647 r9:85012400 r8:84b9892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.485264][ T32] r4:84b98900 [ 1328.485283][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.485326][ T32] r10:00000000 r9:84b98900 r8:8027f5e8 r7:e46e9e60 r6:84b98980 r5:85012400 [ 1328.485352][ T32] r4:00000001 [ 1328.485416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.485460][ T32] Exception stack(0xe8705fb0 to 0xe8705ff8) [ 1328.485492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.485536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.485564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.485593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.485615][ T32] r4:84b7d7c0 [ 1328.486077][ T32] INFO: task kworker/1:124:3806 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.486144][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.486211][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.486442][ T32] Call trace: [ 1328.486493][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.486726][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.486760][ T32] r4:00000000 [ 1328.486782][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.486954][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.486991][ T32] 1d20: e6b3a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.487022][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.487048][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.487072][ T32] r5:800f0013 r4:80239bb0 [ 1328.487209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.487274][ T32] r4:82ac11e4 [ 1328.487299][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.487348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.487373][ T32] r4:e0551dc0 [ 1328.487449][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.487557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.487604][ T32] r4:00000000 [ 1328.487625][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1328.487764][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1328.488070][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.488116][ T32] r4:84b6b680 [ 1328.488140][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.488185][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.488208][ T32] r4:00000001 [ 1328.488227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.488262][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.488289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.488464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.488498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.488539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.488663][ T32] r4:84b66900 [ 1328.501106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.501180][ T32] INFO: task kworker/1:125:3807 blocked for more than 455 seconds. [ 1328.501219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.501245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.501267][ T32] task:kworker/1:125 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.501413][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.501541][ T32] Call trace: [ 1328.501577][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.501655][ T32] r10:82918930 r9:e8709d84 r8:00000002 r7:60000113 r6:e8709d8c r5:85013000 [ 1328.501801][ T32] r4:85013000 [ 1328.501834][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.501879][ T32] r5:85013000 r4:8291892c [ 1328.501899][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.501939][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.502151][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.502436][ T32] r5:00001000 r4:e03bf000 [ 1328.502459][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.502723][ T32] r7:ddde2d80 r6:83018200 r5:84ae3f8c r4:84b98a00 ** 9 printk messages dropped ** [ 1328.503099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.503811][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.504005][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 5 printk messages dropped ** [ 1328.504240][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.504427][ T32] r4:00000000 [ 1328.504447][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.504493][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.504526][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.504592][ T32] r5:00001000 r4:ec8e5000 [ 1328.504641][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.504709][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.504757][ T32] r5:858c5b8c r4:858c5800 [ 1328.504793][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.504845][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.504889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.504939][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.504963][ T32] r4:84b6b680 [ 1328.505028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.505080][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.505102][ T32] r4:00000001 [ 1328.505122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.505156][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.505215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.505249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.505277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.505329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.505357][ T32] r4:84b66900 [ 1328.505391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.505422][ T32] INFO: task kworker/0:223:3808 blocked for more than 455 seconds. [ 1328.505510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.505542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.505563][ T32] task:kworker/0:223 state:D stack:0 pid:3808 tgid:3808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.505609][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.505649][ T32] Call trace: [ 1328.505693][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.505740][ T32] r10:82918930 r9:e870dd84 r8:00000002 r7:60000013 r6:e870dd8c r5:85013c00 [ 1328.505817][ T32] r4:85013c00 [ 1328.505863][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.505922][ T32] r5:85013c00 r4:8291892c [ 1328.505952][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.506004][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.506076][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e870de08 [ 1328.506104][ T32] r4:00000000 [ 1328.506124][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.506173][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.506214][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.506273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b89c80 [ 1328.506301][ T32] r4:00000000 [ 1328.506344][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.506393][ T32] r9:83018005 r8:85013c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1328.506415][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.506467][ T32] r5:00001000 r4:dfad5000 [ 1328.506543][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.506612][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.506657][ T32] r5:84b22b8c r4:84b22800 [ 1328.506677][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.506739][ T32] r7:dddced80 r6:83018000 r5:84b22b8c r4:84b86b80 [ 1328.506765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.506811][ T32] r10:61c88647 r9:85013c00 r8:84b86bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.506887][ T32] r4:84b86b80 [ 1328.506945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.506994][ T32] r10:00000000 r9:84b86b80 r8:8027f5e8 r7:e46f5e60 r6:84b98b00 r5:85013c00 [ 1328.507017][ T32] r4:00000001 [ 1328.507044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.507079][ T32] Exception stack(0xe870dfb0 to 0xe870dff8) [ 1328.507133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.507166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.507194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.507484][ T32] INFO: task kworker/0:223:3808 is blocked on a mutex likely owned by task kworker/0:190:3683. ** 7 printk messages dropped ** [ 1328.507854][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 7 printk messages dropped ** [ 1328.508386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 ** 9 printk messages dropped ** [ 1328.530753][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.531251][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 ** 7 printk messages dropped ** [ 1328.531584][ T32] r4:84b66900 ** 4 printk messages dropped ** [ 1328.531920][ T32] task:kworker/0:224 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.532543][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1328.532955][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.533117][ T32] r5:00001000 r4:dfb65000 ** 3 printk messages dropped ** [ 1328.533238][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.533512][ T32] r4:00000001 [ 1328.533539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.533577][ T32] Exception stack(0xe8715fb0 to 0xe8715ff8) [ 1328.533605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.533634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.533661][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.533718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.533745][ T32] r4:84b89b00 [ 1328.534165][ T32] INFO: task kworker/0:224:3810 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.534203][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.534263][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.534309][ T32] Call trace: [ 1328.534338][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.534386][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.534438][ T32] r4:00000000 [ 1328.534463][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.534546][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.534606][ T32] 1d20: e706e000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.534639][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.534694][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.534748][ T32] r5:800f0013 r4:80239bb0 [ 1328.534773][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.534816][ T32] r4:82ac11e4 [ 1328.534863][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.534912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.534982][ T32] r4:e0551dc0 [ 1328.535006][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.535050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.535072][ T32] r4:00000000 [ 1328.535091][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.535136][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.535184][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.535339][ T32] r5:00001000 r4:ec8e5000 [ 1328.535364][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.535434][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.535484][ T32] r5:858c5b8c r4:858c5800 [ 1328.535509][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.535558][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.535613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.535663][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.535685][ T32] r4:84b6b680 [ 1328.535705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.535748][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.535770][ T32] r4:00000001 [ 1328.535950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.535990][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.536018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.536048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.536099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.536133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.536156][ T32] r4:84b66900 [ 1328.536175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.536201][ T32] INFO: task kworker/0:225:3812 blocked for more than 455 seconds. [ 1328.536231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.536255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.536276][ T32] task:kworker/0:225 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.536320][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.536385][ T32] Call trace: [ 1328.536421][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1328.536642][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1328.536930][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.537030][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.537072][ T32] r5:00001000 r4:dfef3000 [ 1328.537091][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.537203][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.537434][ T32] r10:00000000 r9:84b86c80 r8:8027f5e8 r7:e46f5e60 r6:84b98c00 r5:85014800 ** 4 printk messages dropped ** [ 1328.537599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.537932][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.538252][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 4 printk messages dropped ** [ 1328.538447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1328.560985][ T32] r4:e0551dc0 ** 2 printk messages dropped ** [ 1328.561158][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.561340][ T32] r5:00001000 r4:ec8e5000 ** 2 printk messages dropped ** [ 1328.561443][ T32] r5:858c5b8c r4:858c5800 ** 4 printk messages dropped ** [ 1328.561619][ T32] r4:84b6b680 ** 2 printk messages dropped ** [ 1328.561705][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.562025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1328.562314][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.562619][ T32] r5:848e0000 r4:8291892c ** 3 printk messages dropped ** [ 1328.562803][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.563095][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.563304][ T32] r5:00001000 r4:dfc25000 ** 1 printk messages dropped ** [ 1328.563368][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.563738][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.563958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.564837][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 8 printk messages dropped ** [ 1328.565360][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1328.565437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.565486][ T32] r4:e0551dc0 [ 1328.565531][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.565580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.565603][ T32] r4:00000000 [ 1328.565622][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.565667][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.565689][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.565732][ T32] r5:00001000 r4:ec8e5000 [ 1328.565753][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.565815][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.565862][ T32] r5:858c5b8c r4:858c5800 [ 1328.565883][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.565929][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.565974][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.566074][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.566105][ T32] r4:84b6b680 [ 1328.566131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.566179][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.566215][ T32] r4:00000001 [ 1328.566372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.566434][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.566472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.566540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.566575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.566640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.566668][ T32] r4:84b66900 [ 1328.566689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.566783][ T32] INFO: task kworker/0:227:3817 blocked for more than 455 seconds. [ 1328.566823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.566847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.566868][ T32] task:kworker/0:227 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.566916][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.566959][ T32] Call trace: [ 1328.566989][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.567066][ T32] r10:82918930 r9:e8721d84 r8:00000002 r7:60000013 r6:e8721d8c r5:848e1800 [ 1328.567095][ T32] r4:848e1800 [ 1328.567114][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.567154][ T32] r5:848e1800 r4:8291892c [ 1328.567174][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.567213][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.567258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8721e08 [ 1328.567282][ T32] r4:00000000 [ 1328.567301][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.567337][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.567373][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.567414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95040 [ 1328.567436][ T32] r4:00000000 [ 1328.567455][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.567498][ T32] r9:83018005 r8:848e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.567636][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.567691][ T32] r5:00001000 r4:e04db000 [ 1328.567736][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.567782][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.567825][ T32] r5:8423b38c r4:8423b000 [ 1328.567845][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.567889][ T32] r7:dddced80 r6:83018000 r5:8423b38c r4:84b86e00 [ 1328.567923][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.567974][ T32] r10:61c88647 r9:848e1800 r8:84b86e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.567997][ T32] r4:84b86e00 [ 1328.568016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.568059][ T32] r10:00000000 r9:84b86e00 r8:8027f5e8 r7:e871de60 r6:84b86e80 r5:848e1800 [ 1328.568085][ T32] r4:00000001 [ 1328.568139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.568182][ T32] Exception stack(0xe8721fb0 to 0xe8721ff8) [ 1328.568209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.568237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.568288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.568321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.568343][ T32] r4:84b9cd40 [ 1328.568654][ T32] INFO: task kworker/0:227:3817 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.588530][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.589118][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.589193][ T32] Call trace: [ 1328.589228][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.589287][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.589311][ T32] r4:00000000 [ 1328.589346][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.589392][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.589422][ T32] 1d20: e771b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.589464][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.589495][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.589647][ T32] r5:800f0013 r4:80239bb0 [ 1328.589674][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.589760][ T32] r4:82ac11e4 [ 1328.589785][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.589830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.589875][ T32] r4:e0551dc0 [ 1328.589901][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.589970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.589998][ T32] r4:00000000 [ 1328.590066][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.590120][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.590148][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.590194][ T32] r5:00001000 r4:ec8e5000 [ 1328.590219][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.590260][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.590327][ T32] r5:858c5b8c r4:858c5800 [ 1328.590351][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.590412][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.590437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.590484][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.590541][ T32] r4:84b6b680 [ 1328.590566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.590615][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.590646][ T32] r4:00000001 [ 1328.590668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.590704][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.590755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.590813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.590867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.590900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.590924][ T32] r4:84b66900 [ 1328.590987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.591061][ T32] INFO: task kworker/0:228:3818 blocked for more than 455 seconds. [ 1328.591099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.591125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.591146][ T32] task:kworker/0:228 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.591194][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.591252][ T32] Call trace: [ 1328.591311][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.591376][ T32] r10:82918930 r9:e46edd84 r8:00000002 r7:60000113 r6:e46edd8c r5:848e2400 [ 1328.591426][ T32] r4:848e2400 [ 1328.591472][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.591527][ T32] r5:848e2400 r4:8291892c [ 1328.591570][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.591734][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.591801][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46ede08 [ 1328.591829][ T32] r4:00000000 [ 1328.591849][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.591887][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.591969][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.592016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9cec0 [ 1328.592070][ T32] r4:00000000 [ 1328.592093][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.592139][ T32] r9:83018005 r8:848e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1328.592177][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.592230][ T32] r5:00001000 r4:dff0f000 [ 1328.592250][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.592291][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.592334][ T32] r5:84b23f8c r4:84b23c00 [ 1328.592354][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.592462][ T32] r10:61c88647 r9:848e2400 r8:84b86f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.592867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.593586][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.593853][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 5 printk messages dropped ** [ 1328.594020][ T32] r4:82ac11e4 [ 1328.594041][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.594083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.594105][ T32] r4:e0551dc0 [ 1328.594125][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.594166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.594189][ T32] r4:00000000 [ 1328.594207][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.594251][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.594272][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.594337][ T32] r5:00001000 r4:ec8e5000 [ 1328.594362][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.594477][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.594562][ T32] r5:858c5b8c r4:858c5800 [ 1328.594586][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.594634][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.594655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.594731][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.594759][ T32] r4:84b6b680 [ 1328.594780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.594825][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.594849][ T32] r4:00000001 [ 1328.594953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.594993][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.595021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.595050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.595082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.595113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.595136][ T32] r4:84b66900 [ 1328.595255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.595287][ T32] INFO: task kworker/0:229:3821 blocked for more than 455 seconds. [ 1328.595316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.595397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.595444][ T32] task:kworker/0:229 state:D stack:0 pid:3821 tgid:3821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.595560][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.595603][ T32] Call trace: [ 1328.595648][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.595725][ T32] r10:82918930 r9:e8729d84 r8:00000002 r7:60000013 r6:e8729d8c r5:848e3000 [ 1328.595754][ T32] r4:848e3000 [ 1328.595788][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.595857][ T32] r5:848e3000 r4:8291892c [ 1328.595931][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.596052][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.596102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8729e08 [ 1328.596125][ T32] r4:00000000 [ 1328.596177][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.596220][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.596257][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.596310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95280 [ 1328.596381][ T32] r4:00000000 [ 1328.596404][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.596450][ T32] r9:83018005 r8:848e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1328.596511][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.596560][ T32] r5:00001000 r4:e04f7000 [ 1328.596630][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.596674][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.596715][ T32] r5:8505838c r4:85058000 [ 1328.596735][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.596778][ T32] r7:dddced80 r6:83018000 r5:8505838c r4:84b97000 [ 1328.596798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.596904][ T32] r10:61c88647 r9:848e3000 r8:84b9702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.596939][ T32] r4:84b97000 [ 1328.596959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1328.597057][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.597204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.597730][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.598188][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 ** 9 printk messages dropped ** [ 1328.634138][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.634458][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1328.634992][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.635259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.635554][ T32] task:kworker/0:230 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.636006][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1328.636334][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.636469][ T32] r5:00001000 r4:e0509000 ** 3 printk messages dropped ** [ 1328.636608][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.636910][ T32] Exception stack(0xe8731fb0 to 0xe8731ff8) ** 4 printk messages dropped ** [ 1328.637047][ T32] r4:84b95100 ** 5 printk messages dropped ** [ 1328.637698][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 5 printk messages dropped ** [ 1328.637912][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1328.638103][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1328.638636][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 ** 5 printk messages dropped ** [ 1328.646947][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.647121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.647377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.647751][ T32] r5:848e4800 r4:8291892c ** 1 printk messages dropped ** [ 1328.648000][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.648142][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1328.648298][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.648437][ T32] r5:00001000 r4:e0531000 [ 1328.648458][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.648653][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.659489][ T32] r10:61c88647 r9:848e4800 r8:84b9722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.659545][ T32] r4:84b97200 [ 1328.659572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.659760][ T32] r10:00000000 r9:84b97200 r8:8027f5e8 r7:e8731e60 r6:84b97280 r5:848e4800 [ 1328.659788][ T32] r4:00000001 [ 1328.659809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.659848][ T32] Exception stack(0xe8735fb0 to 0xe8735ff8) [ 1328.659889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.659923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.659951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.659982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.660009][ T32] r4:84b95300 [ 1328.660448][ T32] INFO: task kworker/0:231:3826 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.660490][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.660616][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.660695][ T32] Call trace: [ 1328.660741][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.660804][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.660827][ T32] r4:00000000 [ 1328.660847][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.660885][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.660913][ T32] 1d20: e81e5000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.660964][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.660994][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.661019][ T32] r5:800f0013 r4:80239bb0 [ 1328.661221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.661270][ T32] r4:82ac11e4 [ 1328.661295][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.661339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.661362][ T32] r4:e0551dc0 [ 1328.661383][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.661448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.661500][ T32] r4:00000000 [ 1328.661531][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.661578][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.661601][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.661659][ T32] r5:00001000 r4:ec8e5000 [ 1328.661706][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.661750][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.661793][ T32] r5:858c5b8c r4:858c5800 [ 1328.661829][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.661879][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.661902][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.661959][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.662038][ T32] r4:84b6b680 [ 1328.662068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.662115][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.662138][ T32] r4:00000001 [ 1328.662157][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.662191][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.662217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.662269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.662316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.662349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.662393][ T32] r4:84b66900 [ 1328.662419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.662449][ T32] INFO: task kworker/0:232:3827 blocked for more than 455 seconds. [ 1328.662526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.662563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.662585][ T32] task:kworker/0:232 state:D stack:0 pid:3827 tgid:3827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.662646][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.662717][ T32] Call trace: [ 1328.662774][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.662824][ T32] r10:82918930 r9:e8739d84 r8:00000002 r7:60000013 r6:e8739d8c r5:848e5400 [ 1328.662860][ T32] r4:848e5400 [ 1328.662904][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.662958][ T32] r5:848e5400 r4:8291892c [ 1328.662981][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.663023][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.663070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8739e08 [ 1328.663092][ T32] r4:00000000 [ 1328.663111][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.663149][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.663208][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.663255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b958c0 [ 1328.663308][ T32] r4:00000000 [ 1328.663332][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.663378][ T32] r9:83018005 r8:848e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1328.663454][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.663513][ T32] r5:00001000 r4:e057f000 [ 1328.663535][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.663576][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.663617][ T32] r5:8505938c r4:85059000 [ 1328.663637][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.663703][ T32] r7:dddced80 r6:83018000 r5:8505938c r4:84b97300 [ 1328.663728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.663777][ T32] r10:61c88647 r9:848e5400 r8:84b9732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.663839][ T32] r4:84b97300 [ 1328.663885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.663933][ T32] r10:00000000 r9:84b97300 r8:8027f5e8 r7:e8735e60 r6:84b97380 r5:848e5400 [ 1328.663957][ T32] r4:00000001 [ 1328.663976][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.664010][ T32] Exception stack(0xe8739fb0 to 0xe8739ff8) [ 1328.664036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.664082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.664113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.664142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.664165][ T32] r4:84b95440 [ 1328.664381][ T32] INFO: task kworker/0:232:3827 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.664437][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.664530][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.664609][ T32] Call trace: [ 1328.664651][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1328.664827][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 7 printk messages dropped ** [ 1328.665154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 ** 11 printk messages dropped ** [ 1328.665582][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.665922][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.666154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.666348][ T32] task:kworker/0:233 state:D stack:0 pid:3829 tgid:3829 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.666947][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.667170][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.667429][ T32] r5:00001000 r4:e0569000 ** 3 printk messages dropped ** [ 1328.667567][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.668021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.668609][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 8 printk messages dropped ** [ 1328.695026][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1328.695582][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1328.696596][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.697392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.698569][ T32] task:kworker/0:234 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.707348][ T32] r4:848e6c00 [ 1328.707369][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.707429][ T32] r5:848e6c00 r4:8291892c [ 1328.707454][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.707496][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.707556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8741e08 [ 1328.707579][ T32] r4:00000000 [ 1328.707598][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.707635][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.707676][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.707735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95a40 [ 1328.707764][ T32] r4:00000000 [ 1328.707801][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.707899][ T32] r9:83018005 r8:848e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1328.707942][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.707990][ T32] r5:00001000 r4:e0591000 [ 1328.708011][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.708052][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.708118][ T32] r5:8505978c r4:85059400 [ 1328.708191][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.708243][ T32] r7:dddced80 r6:83018000 r5:8505978c r4:84b97500 [ 1328.708300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.708369][ T32] r10:61c88647 r9:848e6c00 r8:84b9752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.708417][ T32] r4:84b97500 [ 1328.708443][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.708490][ T32] r10:00000000 r9:84b97500 r8:8027f5e8 r7:e8739e60 r6:84b97580 r5:848e6c00 [ 1328.708539][ T32] r4:00000001 [ 1328.708651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.719289][ T32] Exception stack(0xe8741fb0 to 0xe8741ff8) [ 1328.719349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.719515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.719548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.719583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.719636][ T32] r4:84b956c0 [ 1328.720078][ T32] INFO: task kworker/0:234:3832 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.720118][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.720187][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.720248][ T32] Call trace: [ 1328.720300][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.720358][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.720383][ T32] r4:00000000 [ 1328.720402][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.721203][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.721246][ T32] 1d20: e8d3d000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.721277][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.721426][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.721456][ T32] r5:800f0013 r4:80239bb0 [ 1328.721478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.721547][ T32] r4:82ac11e4 [ 1328.721948][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.721996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.722529][ T32] r4:e0551dc0 [ 1328.722559][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.722602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.722625][ T32] r4:00000000 [ 1328.722644][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.722723][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.722750][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.723373][ T32] r5:00001000 r4:ec8e5000 [ 1328.723518][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.723564][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.723876][ T32] r5:858c5b8c r4:858c5800 [ 1328.723902][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.723952][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.724509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.725524][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.725554][ T32] r4:84b6b680 [ 1328.725575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.725622][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.725645][ T32] r4:00000001 [ 1328.726400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.726524][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.726569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.726598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.726645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.726678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.727475][ T32] r4:84b66900 [ 1328.727733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.727807][ T32] INFO: task kworker/0:235:3833 blocked for more than 455 seconds. [ 1328.727847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.727875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.727897][ T32] task:kworker/0:235 state:D stack:0 pid:3833 tgid:3833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.727946][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.728507][ T32] Call trace: [ 1328.728641][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.756958][ T32] r10:82918930 r9:e8745d84 r8:00000002 r7:60000013 r6:e8745d8c r5:848e0c00 [ 1328.757049][ T32] r4:848e0c00 [ 1328.757128][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.757328][ T32] r5:848e0c00 r4:8291892c [ 1328.757381][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.757465][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.757560][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8745e08 [ 1328.757606][ T32] r4:00000000 [ 1328.757645][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.757780][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.757877][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.757965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95bc0 [ 1328.758016][ T32] r4:00000000 [ 1328.758113][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.758343][ T32] r9:83018005 r8:848e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1328.758465][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.758693][ T32] r5:00001000 r4:e05ad000 [ 1328.761868][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.762039][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.762136][ T32] r5:85059b8c r4:85059800 [ 1328.762382][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.762559][ T32] r7:dddced80 r6:83018000 r5:85059b8c r4:84b97600 [ 1328.762646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.762780][ T32] r10:61c88647 r9:848e0c00 r8:84b9762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.762837][ T32] r4:84b97600 [ 1328.762879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.762977][ T32] r10:00000000 r9:84b97600 r8:8027f5e8 r7:e8741e60 r6:84b97680 r5:848e0c00 [ 1328.763030][ T32] r4:00000001 [ 1328.763074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.763155][ T32] Exception stack(0xe8745fb0 to 0xe8745ff8) [ 1328.763221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.763391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.763455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.763516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.763643][ T32] r4:84b95840 [ 1328.764338][ T32] INFO: task kworker/0:235:3833 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.764416][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.764603][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.764770][ T32] Call trace: [ 1328.764956][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.765134][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.765191][ T32] r4:00000000 [ 1328.765234][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.765345][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.765408][ T32] 1d20: e903b000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.765472][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.765529][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.765580][ T32] r5:800f0013 r4:80239bb0 [ 1328.765621][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.765710][ T32] r4:82ac11e4 [ 1328.765756][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.765856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.765910][ T32] r4:e0551dc0 [ 1328.765950][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.766004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.766027][ T32] r4:00000000 [ 1328.766046][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.766115][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.766526][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.766589][ T32] r5:00001000 r4:ec8e5000 [ 1328.766617][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.766696][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.766759][ T32] r5:858c5b8c r4:858c5800 [ 1328.766833][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.766922][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.766947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.767002][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.767029][ T32] r4:84b6b680 [ 1328.767050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.767292][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.767323][ T32] r4:00000001 [ 1328.767343][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.767381][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.767490][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.767542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.767634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.767668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.767701][ T32] r4:84b66900 [ 1328.767777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.767827][ T32] INFO: task kworker/0:236:3835 blocked for more than 455 seconds. [ 1328.768457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.768488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.768510][ T32] task:kworker/0:236 state:D stack:0 pid:3835 tgid:3835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.789363][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.789440][ T32] Call trace: [ 1328.789473][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.789532][ T32] r10:82918930 r9:e874dd84 r8:00000002 r7:60000013 r6:e874dd8c r5:843e6000 [ 1328.789559][ T32] r4:843e6000 [ 1328.789580][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.789622][ T32] r5:843e6000 r4:8291892c [ 1328.789642][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.789681][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.789730][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e874de08 [ 1328.789753][ T32] r4:00000000 [ 1328.789807][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.789857][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.789986][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.790382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95d40 [ 1328.790409][ T32] r4:00000000 [ 1328.790431][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.790479][ T32] r9:83018005 r8:843e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1328.790527][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.790590][ T32] r5:00001000 r4:e05cd000 [ 1328.790613][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.790697][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.790743][ T32] r5:85059f8c r4:85059c00 [ 1328.790764][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.790821][ T32] r7:dddced80 r6:83018000 r5:85059f8c r4:84b97700 [ 1328.790922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.791419][ T32] r10:61c88647 r9:843e6000 r8:84b9772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.791446][ T32] r4:84b97700 [ 1328.791483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.791556][ T32] r10:00000000 r9:84b97700 r8:8027f5e8 r7:e8745e60 r6:84b97780 r5:843e6000 [ 1328.791580][ T32] r4:00000001 [ 1328.791600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.791637][ T32] Exception stack(0xe874dfb0 to 0xe874dff8) [ 1328.791677][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.791743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.791833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.791903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.791950][ T32] r4:84b959c0 [ 1328.792507][ T32] INFO: task kworker/0:236:3835 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.792566][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.792661][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.792795][ T32] Call trace: [ 1328.792828][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.792902][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.792947][ T32] r4:00000000 [ 1328.793032][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.793104][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.793138][ T32] 1d20: e93df000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.793168][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.793302][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.793381][ T32] r5:800f0013 r4:80239bb0 [ 1328.793434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.793522][ T32] r4:82ac11e4 [ 1328.793591][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.793721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.793786][ T32] r4:e0551dc0 [ 1328.793883][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.794010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.794064][ T32] r4:00000000 [ 1328.794107][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.794200][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.794246][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.794343][ T32] r5:00001000 r4:ec8e5000 [ 1328.794384][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.794464][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.794575][ T32] r5:858c5b8c r4:858c5800 [ 1328.794621][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.794688][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.794710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.794755][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.794784][ T32] r4:84b6b680 [ 1328.795252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.795305][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.795328][ T32] r4:00000001 [ 1328.795348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.795382][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.795437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.795477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.795506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.795551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.795578][ T32] r4:84b66900 [ 1328.795600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.795628][ T32] INFO: task kworker/0:237:3837 blocked for more than 455 seconds. [ 1328.795678][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.795738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.795794][ T32] task:kworker/0:237 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.795927][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.796017][ T32] Call trace: [ 1328.796092][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.796191][ T32] r10:82918930 r9:e8751d84 r8:00000002 r7:60000013 r6:e8751d8c r5:843e6c00 [ 1328.796243][ T32] r4:843e6c00 [ 1328.796304][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.796426][ T32] r5:843e6c00 r4:8291892c [ 1328.796499][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.796587][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.796710][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8751e08 [ 1328.796773][ T32] r4:00000000 [ 1328.796817][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.796897][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.796976][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.797063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95ec0 [ 1328.797109][ T32] r4:00000000 [ 1328.797150][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.797237][ T32] r9:83018005 r8:843e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1328.797281][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.797370][ T32] r5:00001000 r4:e05f5000 [ 1328.797413][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.797508][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.797604][ T32] r5:8505a38c r4:8505a000 [ 1328.797646][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.797771][ T32] r7:dddced80 r6:83018000 r5:8505a38c r4:84b97800 [ 1328.797824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.798007][ T32] r10:61c88647 r9:843e6c00 r8:84b9782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.798061][ T32] r4:84b97800 [ 1328.798110][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.798187][ T32] r10:00000000 r9:84b97800 r8:8027f5e8 r7:e874de60 r6:84b97900 r5:843e6c00 [ 1328.798210][ T32] r4:00000001 [ 1328.798229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.798263][ T32] Exception stack(0xe8751fb0 to 0xe8751ff8) [ 1328.798289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.798320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.798347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.798375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.798428][ T32] r4:84b95b40 [ 1328.820980][ T32] INFO: task kworker/0:237:3837 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.821068][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.821464][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.821649][ T32] Call trace: [ 1328.821689][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.821745][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.821776][ T32] r4:00000000 [ 1328.821842][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.821895][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.821927][ T32] 1d20: e9af2000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.821971][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.822034][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.822078][ T32] r5:800f0013 r4:80239bb0 [ 1328.822236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.822303][ T32] r4:82ac11e4 [ 1328.822383][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.822432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.822523][ T32] r4:e0551dc0 [ 1328.822560][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.822649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.822682][ T32] r4:00000000 [ 1328.822704][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.822752][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.822808][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.822857][ T32] r5:00001000 r4:ec8e5000 [ 1328.822883][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.822924][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.822982][ T32] r5:858c5b8c r4:858c5800 [ 1328.823022][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.823073][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.823094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.823139][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.823189][ T32] r4:84b6b680 [ 1328.823223][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.823270][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.823292][ T32] r4:00000001 [ 1328.823313][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.823348][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.823463][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.823529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.823573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.824075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.824134][ T32] r4:84b66900 [ 1328.824180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.824393][ T32] INFO: task kworker/0:238:3839 blocked for more than 455 seconds. [ 1328.824428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.824457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.824492][ T32] task:kworker/0:238 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.824544][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.824748][ T32] Call trace: [ 1328.824824][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.825191][ T32] r10:82918930 r9:e8755d84 r8:00000002 r7:60000013 r6:e8755d8c r5:84a10000 [ 1328.825253][ T32] r4:84a10000 [ 1328.825496][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.825547][ T32] r5:84a10000 r4:8291892c [ 1328.825572][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.825616][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.825667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8755e08 [ 1328.825721][ T32] r4:00000000 [ 1328.825748][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.825802][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.825889][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.825936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95fc0 [ 1328.825960][ T32] r4:00000000 [ 1328.825992][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.826084][ T32] r9:83018005 r8:84a10000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1328.826129][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.826210][ T32] r5:00001000 r4:e0619000 [ 1328.826232][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.826534][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.826651][ T32] r5:8505a78c r4:8505a400 [ 1328.826692][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.826761][ T32] r7:dddced80 r6:83018000 r5:8505a78c r4:84b97880 [ 1328.826790][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.826838][ T32] r10:61c88647 r9:84a10000 r8:84b978ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.826926][ T32] r4:84b97880 [ 1328.826966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.827014][ T32] r10:00000000 r9:84b97880 r8:8027f5e8 r7:e8751e60 r6:84b97980 r5:84a10000 [ 1328.827037][ T32] r4:00000001 [ 1328.827056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.827090][ T32] Exception stack(0xe8755fb0 to 0xe8755ff8) [ 1328.827132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.827231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.827265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.827295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.827317][ T32] r4:84b95d80 [ 1328.827851][ T32] INFO: task kworker/0:238:3839 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.827929][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.828053][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.828181][ T32] Call trace: [ 1328.828249][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.828349][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.828438][ T32] r4:00000000 [ 1328.828487][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.828568][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.859215][ T32] 1d20: e9af2000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.859439][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.859503][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.859567][ T32] r5:800f0013 r4:80239bb0 [ 1328.859655][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.859801][ T32] r4:82ac11e4 [ 1328.859931][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.860034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.860082][ T32] r4:e0551dc0 [ 1328.860125][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.860216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.860319][ T32] r4:00000000 [ 1328.860440][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.860543][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.860597][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.860692][ T32] r5:00001000 r4:ec8e5000 [ 1328.860736][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.860825][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.860917][ T32] r5:858c5b8c r4:858c5800 [ 1328.860961][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.861088][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.861140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.861236][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.861288][ T32] r4:84b6b680 [ 1328.861384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.861491][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.861548][ T32] r4:00000001 [ 1328.861623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.861738][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.861808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.861870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.861929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.861998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.862050][ T32] r4:84b66900 [ 1328.862103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.862168][ T32] INFO: task kworker/0:239:3841 blocked for more than 455 seconds. [ 1328.862270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.862379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.862449][ T32] task:kworker/0:239 state:D stack:0 pid:3841 tgid:3841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.862606][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.862702][ T32] Call trace: [ 1328.862782][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.862882][ T32] r10:82918930 r9:e8759d84 r8:00000002 r7:60000013 r6:e8759d8c r5:84a10c00 [ 1328.862964][ T32] r4:84a10c00 [ 1328.863031][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.863120][ T32] r5:84a10c00 r4:8291892c [ 1328.863169][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.863254][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.863376][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8759e08 [ 1328.863488][ T32] r4:00000000 [ 1328.863539][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.863710][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.863798][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.863919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf300 [ 1328.863982][ T32] r4:00000000 [ 1328.864026][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.864142][ T32] r9:83018005 r8:84a10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1328.864195][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.864432][ T32] r5:00001000 r4:e8701000 [ 1328.864513][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.864597][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.864684][ T32] r5:8505af8c r4:8505ac00 [ 1328.864727][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.864854][ T32] r7:dddced80 r6:83018000 r5:8505af8c r4:84b97a00 [ 1328.864963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.865061][ T32] r10:61c88647 r9:84a10c00 r8:84b97a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.865115][ T32] r4:84b97a00 [ 1328.865161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.865279][ T32] r10:00000000 r9:84b97a00 r8:8027f5e8 r7:e8755e60 r6:84b97a80 r5:84a10c00 [ 1328.865337][ T32] r4:00000001 [ 1328.865380][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.865422][ T32] Exception stack(0xe8759fb0 to 0xe8759ff8) [ 1328.865458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.865492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.865530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.865560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.865583][ T32] r4:84baf000 [ 1328.866039][ T32] INFO: task kworker/0:239:3841 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.866482][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.866663][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.866771][ T32] Call trace: [ 1328.866899][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.866951][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.866975][ T32] r4:00000000 [ 1328.866995][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.867081][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.867119][ T32] 1d20: ea2b0000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.867180][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.867214][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.867266][ T32] r5:800f0013 r4:80239bb0 [ 1328.867293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.867367][ T32] r4:82ac11e4 [ 1328.867427][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.867495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.867531][ T32] r4:e0551dc0 [ 1328.867582][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.867668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.867714][ T32] r4:00000000 [ 1328.867772][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.867904][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.867947][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.867994][ T32] r5:00001000 r4:ec8e5000 [ 1328.868017][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.868056][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.868124][ T32] r5:858c5b8c r4:858c5800 [ 1328.868148][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.868196][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.868244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.868296][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.868339][ T32] r4:84b6b680 [ 1328.868406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.868512][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.868580][ T32] r4:00000001 [ 1328.868647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.896136][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.896271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.896351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.896409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.896480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.896536][ T32] r4:84b66900 [ 1328.896596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.896651][ T32] INFO: task kworker/0:240:3843 blocked for more than 455 seconds. [ 1328.896689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.896715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.896757][ T32] task:kworker/0:240 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.896871][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.896944][ T32] Call trace: [ 1328.897023][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.897083][ T32] r10:82918930 r9:e875dd84 r8:00000002 r7:60000013 r6:e875dd8c r5:84a11800 [ 1328.897111][ T32] r4:84a11800 [ 1328.897155][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.897199][ T32] r5:84a11800 r4:8291892c [ 1328.897245][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.897330][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.897419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e875de08 [ 1328.897472][ T32] r4:00000000 [ 1328.897519][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.897594][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.897675][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.897766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf040 [ 1328.897820][ T32] r4:00000000 [ 1328.897924][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.898046][ T32] r9:83018005 r8:84a11800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.898139][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.898340][ T32] r5:00001000 r4:e067d000 [ 1328.898398][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.898445][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.898529][ T32] r5:8505ab8c r4:8505a800 [ 1328.898581][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.906192][ T32] r7:dddced80 r6:83018000 r5:8505ab8c r4:84b97b00 [ 1328.906288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.906438][ T32] r10:61c88647 r9:84a11800 r8:84b97b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.906532][ T32] r4:84b97b00 [ 1328.906596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.906704][ T32] r10:00000000 r9:84b97b00 r8:8027f5e8 r7:e8759e60 r6:84b97b80 r5:84a11800 [ 1328.906772][ T32] r4:00000001 [ 1328.906822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.906911][ T32] Exception stack(0xe875dfb0 to 0xe875dff8) [ 1328.906983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.907054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.907115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.907180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.907233][ T32] r4:84baf240 [ 1328.908005][ T32] INFO: task kworker/0:240:3843 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.908090][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.908286][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.908437][ T32] Call trace: [ 1328.908534][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.922801][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.923004][ T32] r4:00000000 [ 1328.923088][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.923234][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.923328][ T32] 1d20: ea8aa000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.923410][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.923476][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.923554][ T32] r5:800f0013 r4:80239bb0 [ 1328.923611][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.923712][ T32] r4:82ac11e4 [ 1328.923772][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.923889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.923949][ T32] r4:e0551dc0 [ 1328.924017][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.924119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.924197][ T32] r4:00000000 [ 1328.924254][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.924376][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.924467][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.924577][ T32] r5:00001000 r4:ec8e5000 [ 1328.924628][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.924735][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.924847][ T32] r5:858c5b8c r4:858c5800 [ 1328.924897][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.924999][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.925082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.925193][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.925247][ T32] r4:84b6b680 [ 1328.925314][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.925429][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.925506][ T32] r4:00000001 [ 1328.925558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.925636][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.925697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.925773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.925860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.925951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.926026][ T32] r4:84b66900 [ 1328.926088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.926155][ T32] INFO: task kworker/0:241:3845 blocked for more than 455 seconds. [ 1328.926245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.926333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.926388][ T32] task:kworker/0:241 state:D stack:0 pid:3845 tgid:3845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.926546][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.926671][ T32] Call trace: [ 1328.926747][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1328.927246][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.928251][ T32] r5:00001000 r4:e8769000 ** 2 printk messages dropped ** [ 1328.928508][ T32] r5:8505b38c r4:8505b000 ** 3 printk messages dropped ** [ 1328.943343][ T32] r10:61c88647 r9:84a12400 r8:84b97c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.944607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.944714][ T32] r4:84baf180 [ 1328.945505][ T32] INFO: task kworker/0:241:3845 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1328.945587][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.946051][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.946478][ T32] Call trace: [ 1328.946605][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1328.946759][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1328.946831][ T32] r4:00000000 [ 1328.946879][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.947062][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1328.947142][ T32] 1d20: ea9ce000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1328.947210][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1328.947275][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1328.947334][ T32] r5:800f0013 r4:80239bb0 [ 1328.947381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.947472][ T32] r4:82ac11e4 [ 1328.947544][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.947644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1328.947695][ T32] r4:e0551dc0 [ 1328.947746][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1328.947855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1328.947909][ T32] r4:00000000 [ 1328.947955][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1328.948172][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.948241][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.948336][ T32] r5:00001000 r4:ec8e5000 [ 1328.948385][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1328.948472][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.948563][ T32] r5:858c5b8c r4:858c5800 [ 1328.948687][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.976793][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1328.976926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.977074][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.977128][ T32] r4:84b6b680 [ 1328.977178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.977291][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1328.977454][ T32] r4:00000001 [ 1328.977526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.977616][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1328.977741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.977843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.977924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.977997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.978048][ T32] r4:84b66900 [ 1328.978104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.978187][ T32] INFO: task kworker/0:242:3847 blocked for more than 455 seconds. [ 1328.978265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.978323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.978375][ T32] task:kworker/0:242 state:D stack:0 pid:3847 tgid:3847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.978568][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.983840][ T32] Call trace: [ 1328.983918][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1328.984058][ T32] r10:82918930 r9:e876dd84 r8:00000002 r7:60000113 r6:e876dd8c r5:84a13000 [ 1328.984115][ T32] r4:84a13000 [ 1328.984163][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.984294][ T32] r5:84a13000 r4:8291892c [ 1328.984358][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.984450][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.984558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e876de08 [ 1328.984609][ T32] r4:00000000 [ 1328.984652][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1328.984738][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1328.985253][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.985364][ T32] r5:00001000 r4:ea781000 ** 2 printk messages dropped ** [ 1328.985617][ T32] r5:8505b78c r4:8505b400 ** 3 printk messages dropped ** [ 1328.985976][ T32] r10:61c88647 r9:84a13000 r8:84b97d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1328.986767][ T32] r4:84baf340 ** 2 printk messages dropped ** [ 1328.987836][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.988665][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 ** 10 printk messages dropped ** [ 1329.005845][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1329.006144][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 ** 5 printk messages dropped ** [ 1329.006457][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.006647][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.006953][ T32] task:kworker/0:243 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.007854][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea785e08 ** 9 printk messages dropped ** [ 1329.023213][ T32] r5:00001000 r4:ea7a5000 [ 1329.023310][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.023443][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.023573][ T32] r5:8506838c r4:85068000 [ 1329.023642][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.023755][ T32] r7:dddced80 r6:83018000 r5:8506838c r4:84b97e00 [ 1329.023809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.023908][ T32] r10:61c88647 r9:84a13c00 r8:84b97e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.023963][ T32] r4:84b97e00 [ 1329.024028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.024133][ T32] r10:00000000 r9:84b97e00 r8:8027f5e8 r7:e876de60 r6:84b97e80 r5:84a13c00 [ 1329.024190][ T32] r4:00000001 [ 1329.024254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.024346][ T32] Exception stack(0xea785fb0 to 0xea785ff8) [ 1329.024419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.024502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.024578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.024648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.024705][ T32] r4:84baf440 [ 1329.025478][ T32] INFO: task kworker/0:243:3849 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1329.025571][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.025742][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.025911][ T32] Call trace: [ 1329.026000][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.026127][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1329.026187][ T32] r4:00000000 [ 1329.026237][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.026323][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1329.026410][ T32] 1d20: eb08f000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1329.026531][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1329.026613][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1329.026685][ T32] r5:800f0013 r4:80239bb0 [ 1329.026736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.026858][ T32] r4:82ac11e4 [ 1329.026912][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.027030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1329.027092][ T32] r4:e0551dc0 [ 1329.027142][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.027238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1329.027297][ T32] r4:00000000 [ 1329.027385][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.027518][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.027601][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.027702][ T32] r5:00001000 r4:ec8e5000 [ 1329.027763][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.027853][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.027945][ T32] r5:858c5b8c r4:858c5800 [ 1329.028017][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.028135][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.028197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.028301][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.028369][ T32] r4:84b6b680 [ 1329.028437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.028543][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.028640][ T32] r4:00000001 [ 1329.043997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.044167][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.044242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.044312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.044378][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.044454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.044514][ T32] r4:84b66900 [ 1329.044574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1329.044872][ T32] task:kworker/0:244 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.045765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea791e08 ** 9 printk messages dropped ** [ 1329.046201][ T32] r5:00001000 r4:ea78d000 [ 1329.046222][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.046477][ T32] r10:61c88647 r9:84a14800 r8:84b97f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.046850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.047756][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 8 printk messages dropped ** [ 1329.048089][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1329.048206][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1329.048567][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 ** 5 printk messages dropped ** [ 1329.069866][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.070147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.070836][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.071361][ T32] r5:84a15400 r4:8291892c ** 5 printk messages dropped ** [ 1329.071857][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.072409][ T32] r5:00001000 r4:ea799000 [ 1329.072460][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.072551][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.072647][ T32] r5:8505bf8c r4:8505bc00 [ 1329.072713][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.072835][ T32] r7:dddced80 r6:83018000 r5:8505bf8c r4:84bbd000 [ 1329.072900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.073001][ T32] r10:61c88647 r9:84a15400 r8:84bbd02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.073084][ T32] r4:84bbd000 [ 1329.073149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.073251][ T32] r10:00000000 r9:84bbd000 r8:8027f5e8 r7:ea785e60 r6:84bbd080 r5:84a15400 [ 1329.073307][ T32] r4:00000001 [ 1329.073354][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.073453][ T32] Exception stack(0xea79dfb0 to 0xea79dff8) [ 1329.073534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.073604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.073699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.073785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.073855][ T32] r4:84baf7c0 [ 1329.074645][ T32] INFO: task kworker/0:245:3853 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1329.074728][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.074901][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.075007][ T32] Call trace: [ 1329.075078][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.075182][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1329.075258][ T32] r4:00000000 [ 1329.075315][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.075407][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1329.075512][ T32] 1d20: eb35a000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1329.075603][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1329.075684][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1329.075760][ T32] r5:800f0013 r4:80239bb0 [ 1329.075813][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.075915][ T32] r4:82ac11e4 [ 1329.075966][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.076061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1329.076138][ T32] r4:e0551dc0 [ 1329.076193][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.076291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1329.076358][ T32] r4:00000000 [ 1329.076423][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.076531][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.076606][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.076709][ T32] r5:00001000 r4:ec8e5000 [ 1329.076766][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.076861][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.076952][ T32] r5:858c5b8c r4:858c5800 [ 1329.076999][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.077102][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.077153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.077255][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.077308][ T32] r4:84b6b680 [ 1329.077375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.077480][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.077554][ T32] r4:00000001 [ 1329.077635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.077740][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.077873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.077963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.078037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.078106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.078161][ T32] r4:84b66900 [ 1329.078214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.078273][ T32] INFO: task kworker/0:246:3855 blocked for more than 455 seconds. [ 1329.078340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.078399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.078451][ T32] task:kworker/0:246 state:D stack:0 pid:3855 tgid:3855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.078641][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.111557][ T32] Call trace: [ 1329.111688][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.111823][ T32] r10:82918930 r9:ea7a9d84 r8:00000002 r7:60000113 r6:ea7a9d8c r5:84a16000 [ 1329.111877][ T32] r4:84a16000 [ 1329.111936][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.112046][ T32] r5:84a16000 r4:8291892c [ 1329.112100][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.112191][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.112291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7a9e08 [ 1329.112363][ T32] r4:00000000 [ 1329.112415][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.112517][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.112640][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.112740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf980 [ 1329.112794][ T32] r4:00000000 [ 1329.112838][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.112929][ T32] r9:83018005 r8:84a16000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1329.113001][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.113118][ T32] r5:00001000 r4:ea7b1000 [ 1329.113179][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.113263][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.113354][ T32] r5:8506878c r4:85068400 [ 1329.113402][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.113497][ T32] r7:dddced80 r6:83018000 r5:8506878c r4:84bbd100 [ 1329.113527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.113589][ T32] r10:61c88647 r9:84a16000 r8:84bbd12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.113688][ T32] r4:84bbd100 [ 1329.113712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.113829][ T32] r10:00000000 r9:84bbd100 r8:8027f5e8 r7:ea785e60 r6:84bbd180 r5:84a16000 [ 1329.113904][ T32] r4:00000001 [ 1329.113973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.114071][ T32] Exception stack(0xea7a9fb0 to 0xea7a9ff8) [ 1329.114147][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.114217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.114281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.114351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.114409][ T32] r4:84bafa80 [ 1329.115157][ T32] INFO: task kworker/0:246:3855 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1329.115243][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.115393][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.115528][ T32] Call trace: [ 1329.115620][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.115730][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1329.115798][ T32] r4:00000000 [ 1329.115850][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.115958][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1329.116046][ T32] 1d20: eb7cb000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1329.116127][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1329.116190][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1329.116246][ T32] r5:800f0013 r4:80239bb0 [ 1329.116324][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.116426][ T32] r4:82ac11e4 [ 1329.116478][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.116581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1329.116640][ T32] r4:e0551dc0 [ 1329.116716][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.116832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1329.116891][ T32] r4:00000000 [ 1329.116940][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.117044][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.117096][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.117188][ T32] r5:00001000 r4:ec8e5000 [ 1329.117238][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.117331][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.117427][ T32] r5:858c5b8c r4:858c5800 [ 1329.117499][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.117620][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.117701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.117773][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.117800][ T32] r4:84b6b680 [ 1329.117829][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.117875][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.117898][ T32] r4:00000001 [ 1329.117917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.117953][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.117979][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.118031][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.118063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.118115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.118164][ T32] r4:84b66900 [ 1329.118212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.118258][ T32] INFO: task kworker/0:247:3857 blocked for more than 455 seconds. [ 1329.118295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.118344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.118369][ T32] task:kworker/0:247 state:D stack:0 pid:3857 tgid:3857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.118466][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.118548][ T32] Call trace: [ 1329.131009][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.131086][ T32] r10:82918930 r9:ea7b5d84 r8:00000002 r7:60000113 r6:ea7b5d8c r5:84a16c00 [ 1329.131112][ T32] r4:84a16c00 [ 1329.131146][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.131192][ T32] r5:84a16c00 r4:8291892c [ 1329.131213][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.131255][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.131313][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7b5e08 [ 1329.131339][ T32] r4:00000000 [ 1329.131359][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.131418][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.131507][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.131597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baff40 [ 1329.131651][ T32] r4:00000000 [ 1329.131703][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.131835][ T32] r9:83018005 r8:84a16c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1329.131935][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.132069][ T32] r5:00001000 r4:ea7c9000 [ 1329.132123][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.132180][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.132224][ T32] r5:85068f8c r4:85068c00 [ 1329.132244][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.132291][ T32] r7:dddced80 r6:83018000 r5:85068f8c r4:84bbd200 [ 1329.132361][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.132475][ T32] r10:61c88647 r9:84a16c00 r8:84bbd22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.132547][ T32] r4:84bbd200 [ 1329.132637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.132760][ T32] r10:00000000 r9:84bbd200 r8:8027f5e8 r7:ea7a9e60 r6:84bbd280 r5:84a16c00 [ 1329.132816][ T32] r4:00000001 [ 1329.132892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.133005][ T32] Exception stack(0xea7b5fb0 to 0xea7b5ff8) [ 1329.133084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.133157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.133220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.133289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.133344][ T32] r4:84bafac0 [ 1329.134069][ T32] INFO: task kworker/0:247:3857 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1329.134157][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.134304][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.134412][ T32] Call trace: [ 1329.134483][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.134564][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1329.134589][ T32] r4:00000000 [ 1329.134610][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.134649][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1329.134693][ T32] 1d20: eb7cb000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1329.134727][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1329.134775][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1329.134826][ T32] r5:800f0013 r4:80239bb0 [ 1329.134873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.134920][ T32] r4:82ac11e4 [ 1329.134941][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.135006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1329.135033][ T32] r4:e0551dc0 [ 1329.135081][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.135127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1329.135150][ T32] r4:00000000 [ 1329.135169][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.135214][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.135235][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.135278][ T32] r5:00001000 r4:ec8e5000 [ 1329.135298][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.135337][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.135379][ T32] r5:858c5b8c r4:858c5800 [ 1329.135493][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.135577][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.135694][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.135766][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.135792][ T32] r4:84b6b680 [ 1329.135813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.135857][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.135880][ T32] r4:00000001 [ 1329.135900][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.135966][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.136020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.136050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.136079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.136109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.136130][ T32] r4:84b66900 [ 1329.136152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.136214][ T32] INFO: task kworker/0:248:3859 blocked for more than 455 seconds. [ 1329.136252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.136279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.136304][ T32] task:kworker/0:248 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.136364][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.136424][ T32] Call trace: [ 1329.136483][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.136538][ T32] r10:82918930 r9:ea7c1d84 r8:00000002 r7:60000013 r6:ea7c1d8c r5:84a18000 [ 1329.136585][ T32] r4:84a18000 [ 1329.136609][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.136650][ T32] r5:84a18000 r4:8291892c [ 1329.136734][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.136780][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.136838][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c1e08 [ 1329.136864][ T32] r4:00000000 [ 1329.136883][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.136922][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.136981][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.137042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bafe00 [ 1329.137078][ T32] r4:00000000 [ 1329.137174][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.137223][ T32] r9:83018005 r8:84a18000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1329.137246][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.137288][ T32] r5:00001000 r4:ea7bd000 [ 1329.137308][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.137379][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.137425][ T32] r5:85068b8c r4:85068800 [ 1329.137459][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.137576][ T32] r7:dddced80 r6:83018000 r5:85068b8c r4:84bbd300 [ 1329.137631][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.137759][ T32] r10:61c88647 r9:84a18000 r8:84bbd32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.137836][ T32] r4:84bbd300 [ 1329.137885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.137988][ T32] r10:00000000 r9:84bbd300 r8:8027f5e8 r7:ea7b5e60 r6:84bbd380 r5:84a18000 [ 1329.138045][ T32] r4:00000001 [ 1329.138095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.138179][ T32] Exception stack(0xea7c1fb0 to 0xea7c1ff8) [ 1329.138248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.138319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.138387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.138460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.159082][ T32] r4:84bafc80 [ 1329.159655][ T32] INFO: task kworker/0:248:3859 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1329.159710][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.160024][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.160271][ T32] Call trace: [ 1329.160349][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.160410][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1329.160456][ T32] r4:00000000 [ 1329.160485][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.160532][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1329.160563][ T32] 1d20: eb9f6000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1329.160593][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1329.160632][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1329.160662][ T32] r5:800f0013 r4:80239bb0 [ 1329.160705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.160809][ T32] r4:82ac11e4 [ 1329.160836][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.160881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1329.160903][ T32] r4:e0551dc0 [ 1329.160923][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.160966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1329.161005][ T32] r4:00000000 [ 1329.161056][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.161151][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.161180][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.161227][ T32] r5:00001000 r4:ec8e5000 [ 1329.161249][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.161303][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.161377][ T32] r5:858c5b8c r4:858c5800 [ 1329.161404][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.161453][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.161475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.161525][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.161593][ T32] r4:84b6b680 [ 1329.161644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.161746][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.161808][ T32] r4:00000001 [ 1329.161875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.161999][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.162034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.162064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.162113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.162148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.162172][ T32] r4:84b66900 [ 1329.162241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.162286][ T32] INFO: task kworker/0:249:3861 blocked for more than 455 seconds. [ 1329.162334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.162387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.162416][ T32] task:kworker/0:249 state:D stack:0 pid:3861 tgid:3861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.162465][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.162673][ T32] Call trace: [ 1329.162712][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.162805][ T32] r10:82918930 r9:ea7cdd84 r8:00000002 r7:60000113 r6:ea7cdd8c r5:84a18c00 [ 1329.162851][ T32] r4:84a18c00 [ 1329.162878][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.162926][ T32] r5:84a18c00 r4:8291892c [ 1329.162960][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.163010][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.163078][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7cde08 [ 1329.163106][ T32] r4:00000000 [ 1329.163126][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.163166][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.163207][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.163260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7280 [ 1329.163309][ T32] r4:00000000 [ 1329.163334][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.163406][ T32] r9:83018005 r8:84a18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1329.163433][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.163475][ T32] r5:00001000 r4:ea7ed000 [ 1329.163527][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.163572][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.163615][ T32] r5:85069b8c r4:85069800 [ 1329.163637][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.163683][ T32] r7:dddced80 r6:83018000 r5:85069b8c r4:84bbd400 [ 1329.163706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.163783][ T32] r10:61c88647 r9:84a18c00 r8:84bbd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.163813][ T32] r4:84bbd400 [ 1329.163833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.163903][ T32] r10:00000000 r9:84bbd400 r8:8027f5e8 r7:ea7b5e60 r6:84bbd480 r5:84a18c00 [ 1329.163932][ T32] r4:00000001 [ 1329.163955][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.163996][ T32] Exception stack(0xea7cdfb0 to 0xea7cdff8) [ 1329.164026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.164134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.164168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.164198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.164222][ T32] r4:83fb4000 [ 1329.164469][ T32] INFO: task kworker/0:249:3861 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1329.164507][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.164648][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.164694][ T32] Call trace: [ 1329.164725][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.164790][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1329.164851][ T32] r4:00000000 [ 1329.164874][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.164913][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1329.164945][ T32] 1d20: eb9f6000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1329.165014][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1329.165072][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1329.165200][ T32] r5:800f0013 r4:80239bb0 [ 1329.165225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.165318][ T32] r4:82ac11e4 [ 1329.165382][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.165488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1329.165538][ T32] r4:e0551dc0 [ 1329.165584][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.165680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1329.165747][ T32] r4:00000000 [ 1329.165800][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.165902][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.165946][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.166030][ T32] r5:00001000 r4:ec8e5000 [ 1329.166079][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.166178][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.166244][ T32] r5:858c5b8c r4:858c5800 [ 1329.166272][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.166325][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.166378][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.166541][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.166636][ T32] r4:84b6b680 [ 1329.166697][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.166806][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.166868][ T32] r4:00000001 [ 1329.166924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.167009][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.167075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.167129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.167162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.167192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.167214][ T32] r4:84b66900 [ 1329.167246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.167279][ T32] INFO: task kworker/0:250:3863 blocked for more than 455 seconds. [ 1329.167363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.167400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.167466][ T32] task:kworker/0:250 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.167524][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.167672][ T32] Call trace: [ 1329.167726][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.167797][ T32] r10:82918930 r9:ea7d9d84 r8:00000002 r7:60000113 r6:ea7d9d8c r5:84a19800 [ 1329.167823][ T32] r4:84a19800 [ 1329.167844][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.167897][ T32] r5:84a19800 r4:8291892c [ 1329.167969][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.168040][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.168092][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7d9e08 [ 1329.168116][ T32] r4:00000000 [ 1329.168159][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.168201][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.168471][ T32] r5:00001000 r4:ea7d5000 [ 1329.168493][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.168535][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.168599][ T32] r5:8506938c r4:85069000 [ 1329.209336][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.209526][ T32] r7:dddced80 r6:83018000 r5:8506938c r4:84bbd500 [ 1329.209567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.209658][ T32] r10:61c88647 r9:84a19800 r8:84bbd52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.209715][ T32] r4:84bbd500 [ 1329.209763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.209844][ T32] r10:00000000 r9:84bbd500 r8:8027f5e8 r7:ea7cde60 r6:84bbd580 r5:84a19800 [ 1329.209897][ T32] r4:00000001 [ 1329.209938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.210010][ T32] Exception stack(0xea7d9fb0 to 0xea7d9ff8) [ 1329.210065][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.210128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.210235][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.210329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.210392][ T32] r4:84baff80 [ 1329.211126][ T32] INFO: task kworker/0:250:3863 is blocked on a mutex likely owned by task kworker/0:190:3683. [ 1329.211209][ T32] task:kworker/0:190 state:R running task stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.211345][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.211481][ T32] Call trace: [ 1329.211657][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.211771][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 [ 1329.211818][ T32] r4:00000000 [ 1329.211860][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.211936][ T32] Exception stack(0xe0551d28 to 0xe0551d70) [ 1329.212013][ T32] 1d20: ec181000 ec8a9000 00000001 80239b98 7f1e1000 00000001 [ 1329.212076][ T32] 1d40: 82ac05a0 7f1e1000 ec8a9000 8280c930 82ac11c4 e0551da4 e0551da8 e0551d78 [ 1329.212167][ T32] 1d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1329.212230][ T32] r5:800f0013 r4:80239bb0 [ 1329.212279][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.212365][ T32] r4:82ac11e4 [ 1329.212405][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.212491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 [ 1329.212542][ T32] r4:e0551dc0 [ 1329.212584][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.212693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7380 [ 1329.212762][ T32] r4:00000000 [ 1329.212837][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.212932][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.212998][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.213083][ T32] r5:00001000 r4:ec8e5000 [ 1329.213129][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.213208][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.213294][ T32] r5:858c5b8c r4:858c5800 [ 1329.213347][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.213437][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.213480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.213571][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.213622][ T32] r4:84b6b680 [ 1329.213661][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.213806][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.213870][ T32] r4:00000001 [ 1329.213938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.214017][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.214074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.214128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.214573][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1329.215111][ T32] r10:82918930 r9:ea7e5d84 r8:00000002 r7:60000013 r6:ea7e5d8c r5:84a1a400 ** 8 printk messages dropped ** [ 1329.215794][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.216348][ T32] r5:00001000 r4:ea7e1000 [ 1329.216396][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.216851][ T32] r10:61c88647 r9:84a1a400 r8:84bbd62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.217511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1329.230367][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 7 printk messages dropped ** [ 1329.231204][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.231966][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1329.232172][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.232254][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.232341][ T32] r5:858c5b8c r4:858c5800 [ 1329.232380][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.232469][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:84b6b680 [ 1329.232535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.232642][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.232694][ T32] r4:84b6b680 [ 1329.232731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.232843][ T32] r10:00000000 r9:84b6b680 r8:8027f5e8 r7:e0549e60 r6:84b6e800 r5:84be8c00 [ 1329.232898][ T32] r4:00000001 [ 1329.232967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.233039][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1329.233094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.233148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.233205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.233262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.233311][ T32] r4:84b66900 [ 1329.233374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.233462][ T32] INFO: task kworker/0:252:3868 blocked for more than 455 seconds. [ 1329.233542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.233664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.233720][ T32] task:kworker/0:252 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.233836][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.233949][ T32] Call trace: [ 1329.234048][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.234137][ T32] r10:82918930 r9:ea7fdd84 r8:00000002 r7:60000113 r6:ea7fdd8c r5:84a1b000 [ 1329.234190][ T32] r4:84a1b000 [ 1329.234228][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.234309][ T32] r5:84a1b000 r4:8291892c [ 1329.234346][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.234451][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.234582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7fde08 [ 1329.234641][ T32] r4:00000000 [ 1329.234689][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.234774][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.234847][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.234930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc78c0 [ 1329.234973][ T32] r4:00000000 [ 1329.235072][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.235179][ T32] r9:83018005 r8:84a1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 1 printk messages dropped ** [ 1329.235318][ T32] r5:00001000 r4:ea81d000 [ 1329.235362][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.235607][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.236349][ T32] Exception stack(0xea7fdfb0 to 0xea7fdff8) ** 4 printk messages dropped ** [ 1329.236638][ T32] r4:84bc7100 ** 5 printk messages dropped ** [ 1329.237891][ T32] r10:82ac11c4 r9:84be8c00 r8:80200be4 r7:e0551d5c r6:ffffffff r5:84be8c00 ** 8 printk messages dropped ** [ 1329.238544][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1329.263467][ T32] r9:83018005 r8:84be8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1329.264205][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1329.265157][ T32] r4:84b66900 ** 5 printk messages dropped ** [ 1329.265709][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.266566][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e872de08 ** 9 printk messages dropped ** [ 1329.267408][ T32] r5:00001000 r4:ea7f9000 ** 2 printk messages dropped ** [ 1329.267684][ T32] r5:85069f8c r4:85069c00 ** 3 printk messages dropped ** [ 1329.268038][ T32] r10:61c88647 r9:84a1bc00 r8:84bbd82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.293829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.295827][ T32] Exception stack(0xe0551d28 to 0xe0551d70) ** 7 printk messages dropped ** [ 1329.296386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0551dc0 r5:e0551e08 ** 10 printk messages dropped ** [ 1329.297240][ T32] r5:858c5b8c r4:858c5800 ** 3 printk messages dropped ** [ 1329.297580][ T32] r10:61c88647 r9:84be8c00 r8:84b6b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.298349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.316112][ T32] r10:82918930 r9:ea809d84 r8:00000002 r7:60000113 r6:ea809d8c r5:84a1c800 ** 8 printk messages dropped ** [ 1329.316811][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1329.317235][ T32] r9:83018005 r8:84a1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1329.317285][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.317377][ T32] r5:00001000 r4:ea805000 [ 1329.317450][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.317558][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.317686][ T32] r5:8506a38c r4:8506a000 [ 1329.317755][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.317878][ T32] r7:dddced80 r6:83018000 r5:8506a38c r4:84bbd900 [ 1329.317951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.318054][ T32] r10:61c88647 r9:84a1c800 r8:84bbd92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.318124][ T32] r4:84bbd900 [ 1329.318176][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.318273][ T32] r10:00000000 r9:84bbd900 r8:8027f5e8 r7:ea7fde60 r6:84bbd980 r5:84a1c800 [ 1329.318325][ T32] r4:00000001 [ 1329.318374][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.318458][ T32] Exception stack(0xea809fb0 to 0xea809ff8) [ 1329.318551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.318697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.338677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.341618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.342519][ T32] r4:84bc7540 [ 1329.366558][ T32] INFO: task kworker/0:254:3870 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.366782][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.367009][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.367201][ T32] Call trace: [ 1329.367285][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.367403][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.367470][ T32] r4:00000000 [ 1329.367526][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.367610][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.367674][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.367749][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.367804][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.367858][ T32] r5:900c0113 r4:80239bb0 [ 1329.367904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.367999][ T32] r4:82ac11e4 [ 1329.368056][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.368143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.368196][ T32] r4:e0545dc0 [ 1329.368284][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.368379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.368443][ T32] r4:00000000 [ 1329.368490][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.368612][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.376269][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.376497][ T32] r5:00001000 r4:e038d000 [ 1329.376606][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.376710][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.376808][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.376895][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.377003][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.377050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.377143][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.377203][ T32] r4:84b6e700 [ 1329.377246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.377337][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.377432][ T32] r4:00000001 [ 1329.377488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.377582][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.377673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.377743][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.377830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.377908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.377956][ T32] r4:84b6d780 [ 1329.378007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.378092][ T32] INFO: task kworker/0:255:3873 blocked for more than 455 seconds. [ 1329.378163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.378229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.378281][ T32] task:kworker/0:255 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.378395][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.378497][ T32] Call trace: [ 1329.386619][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.386839][ T32] r10:82918930 r9:ea815d84 r8:00000002 r7:60000113 r6:ea815d8c r5:84a1d400 [ 1329.386915][ T32] r4:84a1d400 [ 1329.386981][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.387092][ T32] r5:84a1d400 r4:8291892c [ 1329.387142][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.387226][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.387321][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea815e08 [ 1329.387390][ T32] r4:00000000 [ 1329.387458][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.387545][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.387633][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.387750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7480 [ 1329.387806][ T32] r4:00000000 [ 1329.387852][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.387946][ T32] r9:83018005 r8:84a1d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1329.387996][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.388111][ T32] r5:00001000 r4:ea811000 [ 1329.388213][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.388319][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.388432][ T32] r5:8506a78c r4:8506a400 [ 1329.388486][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.388586][ T32] r7:dddced80 r6:83018000 r5:8506a78c r4:84bbda00 [ 1329.388696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.389893][ T32] r10:61c88647 r9:84a1d400 r8:84bbda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.389975][ T32] r4:84bbda00 [ 1329.390027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.390145][ T32] r10:00000000 r9:84bbda00 r8:8027f5e8 r7:ea7fde60 r6:84bbda80 r5:84a1d400 [ 1329.390194][ T32] r4:00000001 [ 1329.390259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.390352][ T32] Exception stack(0xea815fb0 to 0xea815ff8) [ 1329.390417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.390482][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.390560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.390621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.390671][ T32] r4:84bc7640 [ 1329.391396][ T32] INFO: task kworker/0:255:3873 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.391533][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.391687][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.391814][ T32] Call trace: [ 1329.391924][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.392029][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.392104][ T32] r4:00000000 [ 1329.392160][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.392244][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.392349][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.392428][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.392484][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.392539][ T32] r5:900c0113 r4:80239bb0 [ 1329.392582][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.392690][ T32] r4:82ac11e4 [ 1329.392747][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.392854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.392908][ T32] r4:e0545dc0 [ 1329.392959][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.393081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.393192][ T32] r4:00000000 [ 1329.393250][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.393361][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.393462][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.393561][ T32] r5:00001000 r4:e038d000 [ 1329.393615][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.393700][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.393793][ T32] r5:84ab1b8c r4:84ab1800 ** 2 printk messages dropped ** [ 1329.394010][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1329.394328][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.394451][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.394528][ T32] r4:00000001 [ 1329.394577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.394653][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.394710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.394782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.394842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.394900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.394949][ T32] r4:84b6d780 [ 1329.394996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.395054][ T32] INFO: task kworker/0:256:3875 blocked for more than 455 seconds. [ 1329.395122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.395175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.395267][ T32] task:kworker/0:256 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.395415][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.395537][ T32] Call trace: [ 1329.395644][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.395748][ T32] r10:82918930 r9:ea821d84 r8:00000002 r7:60000113 r6:ea821d8c r5:84a1e000 [ 1329.395802][ T32] r4:84a1e000 [ 1329.395849][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.395933][ T32] r5:84a1e000 r4:8291892c [ 1329.395977][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.396083][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.396175][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea821e08 [ 1329.396241][ T32] r4:00000000 [ 1329.396291][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1329.396725][ T32] r9:83018005 r8:84a1e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 1 printk messages dropped ** [ 1329.396876][ T32] r5:00001000 r4:ea841000 ** 3 printk messages dropped ** [ 1329.397262][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.397928][ T32] Exception stack(0xea821fb0 to 0xea821ff8) ** 6 printk messages dropped ** [ 1329.415833][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.416827][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.416898][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.416989][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.417051][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.417130][ T32] r5:900c0113 r4:80239bb0 [ 1329.417181][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.417349][ T32] r4:82ac11e4 [ 1329.417410][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.417527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.417592][ T32] r4:e0545dc0 [ 1329.417652][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.417763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.417829][ T32] r4:00000000 [ 1329.417910][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.418022][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.418072][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.418159][ T32] r5:00001000 r4:e038d000 [ 1329.418206][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.418294][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.418399][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.418449][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.418935][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.427691][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.427923][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.427992][ T32] r4:84b6e700 [ 1329.428042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.428143][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 5 printk messages dropped ** [ 1329.437294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.437849][ T32] task:kworker/0:257 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.439691][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.440240][ T32] r5:00001000 r4:ea829000 [ 1329.440306][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.440398][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.440482][ T32] r5:8506af8c r4:8506ac00 [ 1329.440535][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.440653][ T32] r7:dddced80 r6:83018000 r5:8506af8c r4:84bbdc00 [ 1329.440704][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.440827][ T32] r10:61c88647 r9:84a1ec00 r8:84bbdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.440881][ T32] r4:84bbdc00 [ 1329.440926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.441023][ T32] r10:00000000 r9:84bbdc00 r8:8027f5e8 r7:ea821e60 r6:84bbdc80 r5:84a1ec00 [ 1329.441076][ T32] r4:00000001 [ 1329.441118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.441194][ T32] Exception stack(0xea831fb0 to 0xea831ff8) [ 1329.441273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.441350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.441410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.441471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.441545][ T32] r4:84bc77c0 [ 1329.442340][ T32] INFO: task kworker/0:257:3876 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.442440][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.442608][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.442708][ T32] Call trace: [ 1329.442783][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.442907][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.442967][ T32] r4:00000000 [ 1329.443012][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.443096][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.443154][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.443213][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.443288][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.443346][ T32] r5:900c0113 r4:80239bb0 [ 1329.443390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1329.443894][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.444276][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.444397][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.444457][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.444623][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.444736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.444839][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.444889][ T32] r4:84b6e700 [ 1329.444958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.445095][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.445158][ T32] r4:00000001 [ 1329.445200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.445274][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.445340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.445416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.445482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.445560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.445622][ T32] r4:84b6d780 [ 1329.445671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.445743][ T32] INFO: task kworker/0:258:3879 blocked for more than 455 seconds. [ 1329.445820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.445888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.445942][ T32] task:kworker/0:258 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.446036][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.446363][ T32] r4:84a08000 ** 4 printk messages dropped ** [ 1329.446955][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea82de08 ** 8 printk messages dropped ** [ 1329.447615][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.447703][ T32] r5:00001000 r4:ea84d000 ** 3 printk messages dropped ** [ 1329.448147][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.466007][ T32] Exception stack(0xea82dfb0 to 0xea82dff8) ** 6 printk messages dropped ** [ 1329.467292][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1329.468304][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1329.468599][ T32] r4:82ac11e4 [ 1329.468693][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.476801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.476960][ T32] r4:e0545dc0 [ 1329.477026][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.477157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.477203][ T32] r4:00000000 [ 1329.477255][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.477411][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.477484][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.477592][ T32] r5:00001000 r4:e038d000 [ 1329.477638][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.477737][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.477857][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.477910][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.478000][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.478065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.478164][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.478213][ T32] r4:84b6e700 [ 1329.478254][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.478343][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.478405][ T32] r4:00000001 [ 1329.478450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.478572][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.486047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.486141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.486194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.486257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.486301][ T32] r4:84b6d780 [ 1329.486348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.486449][ T32] INFO: task kworker/0:259:3881 blocked for more than 455 seconds. [ 1329.486657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.486843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.486958][ T32] task:kworker/0:259 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.487088][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.487233][ T32] Call trace: [ 1329.487320][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.487464][ T32] r10:82918930 r9:ea851d84 r8:00000002 r7:60000013 r6:ea851d8c r5:84a08c00 [ 1329.487501][ T32] r4:84a08c00 [ 1329.487536][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.487635][ T32] r5:84a08c00 r4:8291892c [ 1329.487740][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.487840][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.487940][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea851e08 [ 1329.488000][ T32] r4:00000000 [ 1329.488050][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.488121][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.488174][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.488253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8be40 [ 1329.488286][ T32] r4:00000000 [ 1329.488383][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.488450][ T32] r9:83018005 r8:84a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1329.488501][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.488603][ T32] r5:00001000 r4:df885000 [ 1329.488679][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.494963][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.495071][ T32] r5:8506bf8c r4:8506bc00 [ 1329.495104][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.495158][ T32] r7:dddced80 r6:83018000 r5:8506bf8c r4:84bbde00 [ 1329.495180][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.495229][ T32] r10:61c88647 r9:84a08c00 r8:84bbde2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.495252][ T32] r4:84bbde00 ** 1 printk messages dropped ** [ 1329.495341][ T32] r10:00000000 r9:84bbde00 r8:8027f5e8 r7:ea82de60 r6:84bbde80 r5:84a08c00 ** 4 printk messages dropped ** [ 1329.495709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.496421][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.496973][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 2 printk messages dropped ** [ 1329.497107][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 4 printk messages dropped ** [ 1329.497282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 6 printk messages dropped ** [ 1329.497696][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.497896][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.497952][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.497973][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.498021][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.498044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.498089][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.498140][ T32] r4:84b6e700 [ 1329.498219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.498272][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.498295][ T32] r4:00000001 [ 1329.498341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.498382][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.498409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.498439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.498484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.498575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.503899][ T32] r4:84b6d780 [ 1329.504004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.504077][ T32] INFO: task kworker/0:260:3883 blocked for more than 456 seconds. [ 1329.504153][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.504205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.504258][ T32] task:kworker/0:260 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.504360][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.504436][ T32] Call trace: [ 1329.504497][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.504563][ T32] r10:82918930 r9:ea861d84 r8:00000002 r7:60000013 r6:ea861d8c r5:84a09800 [ 1329.504589][ T32] r4:84a09800 [ 1329.504610][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.504651][ T32] r5:84a09800 r4:8291892c [ 1329.504672][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.504711][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.504765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea861e08 [ 1329.504790][ T32] r4:00000000 [ 1329.504810][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.504848][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.504888][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.504929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7f80 [ 1329.504976][ T32] r4:00000000 [ 1329.505020][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.505100][ T32] r9:83018005 r8:84a09800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1329.505218][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.505266][ T32] r5:00001000 r4:ea859000 [ 1329.505293][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.505335][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.505383][ T32] r5:8506bb8c r4:8506b800 [ 1329.505405][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.505488][ T32] r7:dddced80 r6:83018000 r5:8506bb8c r4:84bbdf00 [ 1329.505517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.505564][ T32] r10:61c88647 r9:84a09800 r8:84bbdf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.505587][ T32] r4:84bbdf00 [ 1329.505608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.505676][ T32] r10:00000000 r9:84bbdf00 r8:8027f5e8 r7:ea851e60 r6:84bbdf80 r5:84a09800 [ 1329.505714][ T32] r4:00000001 [ 1329.505772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.505854][ T32] Exception stack(0xea861fb0 to 0xea861ff8) ** 2 printk messages dropped ** [ 1329.505970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.506840][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1329.507511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1329.508003][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1329.508221][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.519399][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1329.519620][ T32] task:kworker/0:261 state:D stack:0 pid:3885 tgid:3885 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.520100][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.520393][ T32] r9:83018005 r8:84a0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 2 printk messages dropped ** [ 1329.520557][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1329.520813][ T32] r4:84be2000 ** 4 printk messages dropped ** [ 1329.521026][ T32] Exception stack(0xea869fb0 to 0xea869ff8) ** 3 printk messages dropped ** [ 1329.521201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.521231][ T32] r4:84be1080 [ 1329.521653][ T32] INFO: task kworker/0:261:3885 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.521687][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.521744][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.521839][ T32] Call trace: [ 1329.521873][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.521945][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.521976][ T32] r4:00000000 [ 1329.521997][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.522070][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.522107][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.522136][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.522172][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.522204][ T32] r5:900c0113 r4:80239bb0 [ 1329.522225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.522266][ T32] r4:82ac11e4 [ 1329.522329][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.522402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.522449][ T32] r4:e0545dc0 [ 1329.522473][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.522543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.522589][ T32] r4:00000000 [ 1329.522612][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.522679][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.522703][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.522768][ T32] r5:00001000 r4:e038d000 [ 1329.522819][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.522863][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.522927][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.522952][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.522999][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.523029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.523079][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.523102][ T32] r4:84b6e700 [ 1329.523122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.523165][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.523187][ T32] r4:00000001 [ 1329.523227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.523266][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.523317][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.523535][ T32] INFO: task kworker/0:262:3887 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.523887][ T32] r4:84a0b000 ** 4 printk messages dropped ** [ 1329.524069][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea86de08 ** 9 printk messages dropped ** [ 1329.524421][ T32] r5:00001000 r4:dfc3d000 [ 1329.524440][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.524567][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.524883][ T32] Exception stack(0xea86dfb0 to 0xea86dff8) ** 6 printk messages dropped ** [ 1329.525313][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.525955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1329.526458][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.526805][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.527026][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1329.527168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1329.527727][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea845e08 ** 9 printk messages dropped ** [ 1329.528178][ T32] r5:00001000 r4:dfcdd000 [ 1329.528202][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.528544][ T32] r10:61c88647 r9:84a0bc00 r8:84be222c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.546252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.547084][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1329.547489][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1329.547689][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1329.548127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.548172][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.548216][ T32] r4:84b6e700 [ 1329.548261][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.548309][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.548332][ T32] r4:00000001 [ 1329.548351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.548385][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.548411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.548440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.548487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.548544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.548631][ T32] r4:84b6d780 [ 1329.557568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.557647][ T32] INFO: task kworker/0:264:3891 blocked for more than 456 seconds. [ 1329.557688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.557727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.557786][ T32] task:kworker/0:264 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.557873][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.557966][ T32] Call trace: [ 1329.558010][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.558088][ T32] r10:82918930 r9:ea871d84 r8:00000002 r7:60000113 r6:ea871d8c r5:84a0c800 [ 1329.558116][ T32] r4:84a0c800 [ 1329.558137][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.558178][ T32] r5:84a0c800 r4:8291892c [ 1329.558211][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.558265][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.558316][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea871e08 [ 1329.558368][ T32] r4:00000000 [ 1329.558391][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.558430][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.558540][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.560605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be1680 [ 1329.560664][ T32] r4:00000000 [ 1329.560687][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.560746][ T32] r9:83018005 r8:84a0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.560818][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.560884][ T32] r5:00001000 r4:dfd29000 [ 1329.560917][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.560987][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.561098][ T32] r5:85070f8c r4:85070c00 [ 1329.561143][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.561201][ T32] r7:dddced80 r6:83018000 r5:85070f8c r4:84be2300 [ 1329.561222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.561268][ T32] r10:61c88647 r9:84a0c800 r8:84be232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.561290][ T32] r4:84be2300 [ 1329.561309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.561354][ T32] r10:00000000 r9:84be2300 r8:8027f5e8 r7:ea845e60 r6:84be2380 r5:84a0c800 [ 1329.561388][ T32] r4:00000001 [ 1329.561412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.561449][ T32] Exception stack(0xea871fb0 to 0xea871ff8) [ 1329.561479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.561519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.561549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.561578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.561609][ T32] r4:84be13c0 [ 1329.562060][ T32] INFO: task kworker/0:264:3891 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.562120][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.562192][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.562294][ T32] Call trace: [ 1329.562331][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.562384][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.562427][ T32] r4:00000000 [ 1329.562451][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.562490][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.562573][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.562645][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.562687][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.562716][ T32] r5:900c0113 r4:80239bb0 [ 1329.562747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.562801][ T32] r4:82ac11e4 [ 1329.562822][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.562875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.562903][ T32] r4:e0545dc0 [ 1329.562948][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.562996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.563032][ T32] r4:00000000 [ 1329.563065][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.563135][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.563166][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.563234][ T32] r5:00001000 r4:e038d000 [ 1329.563284][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.563353][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.563411][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.563455][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.563506][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.563549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.563598][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.563622][ T32] r4:84b6e700 [ 1329.563668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.563723][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.563745][ T32] r4:00000001 [ 1329.563834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.563882][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.563912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.563940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.563981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.564037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.564069][ T32] r4:84b6d780 [ 1329.564090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.564119][ T32] INFO: task kworker/0:265:3893 blocked for more than 456 seconds. [ 1329.564172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.564207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.564229][ T32] task:kworker/0:265 state:D stack:0 pid:3893 tgid:3893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.564294][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.564339][ T32] Call trace: [ 1329.564369][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1329.564717][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea879e08 ** 9 printk messages dropped ** [ 1329.565082][ T32] r5:00001000 r4:dfd9d000 [ 1329.565103][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.565217][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.565577][ T32] Exception stack(0xea879fb0 to 0xea879ff8) ** 4 printk messages dropped ** [ 1329.565770][ T32] r4:84be1500 ** 1 printk messages dropped ** [ 1329.566039][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.566095][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.566160][ T32] Call trace: [ 1329.566197][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.566245][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.566278][ T32] r4:00000000 [ 1329.566302][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.566361][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.566393][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.566423][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.566469][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 2 printk messages dropped ** [ 1329.566619][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1329.566735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 6 printk messages dropped ** [ 1329.566974][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1329.567338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.567745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.567984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1329.568615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea87de08 ** 7 printk messages dropped ** [ 1329.585014][ T32] r9:83018005 r8:84a0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 1 printk messages dropped ** [ 1329.585148][ T32] r5:00001000 r4:dfde7000 ** 1 printk messages dropped ** [ 1329.585265][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.585612][ T32] r10:00000000 r9:84be2500 r8:8027f5e8 r7:ea879e60 r6:84be2580 r5:84a0e000 ** 10 printk messages dropped ** [ 1329.586490][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.586934][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 7 printk messages dropped ** [ 1329.587251][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1329.587802][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1329.588041][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.588239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.588476][ T32] task:kworker/0:267 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.595271][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.595315][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.595358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be1b00 [ 1329.595380][ T32] r4:00000000 [ 1329.595437][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.595490][ T32] r9:83018005 r8:84a0ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1329.595514][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.595591][ T32] r5:00001000 r4:dfe2d000 [ 1329.595646][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.595690][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.595765][ T32] r5:85071b8c r4:85071800 [ 1329.595790][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.595870][ T32] r7:dddced80 r6:83018000 r5:85071b8c r4:84be2600 [ 1329.595896][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.595964][ T32] r10:61c88647 r9:84a0ec00 r8:84be262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.595990][ T32] r4:84be2600 [ 1329.596010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.596054][ T32] r10:00000000 r9:84be2600 r8:8027f5e8 r7:ea87de60 r6:84be2680 r5:84a0ec00 [ 1329.596100][ T32] r4:00000001 [ 1329.596128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.596166][ T32] Exception stack(0xea881fb0 to 0xea881ff8) [ 1329.596196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.596235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.596265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.596294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.596328][ T32] r4:84be1780 [ 1329.596793][ T32] INFO: task kworker/0:267:3897 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.596830][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.596912][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.596980][ T32] Call trace: [ 1329.597028][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.597088][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1329.597321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1329.597774][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.597803][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.597845][ T32] r5:00001000 r4:e038d000 [ 1329.597911][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.597984][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.598043][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.598074][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.598129][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.598154][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.598199][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.598243][ T32] r4:84b6e700 [ 1329.598268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.598312][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.598344][ T32] r4:00000001 [ 1329.598367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.598413][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.598447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.598547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.607310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.607490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.607528][ T32] r4:84b6d780 [ 1329.607576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.607631][ T32] INFO: task kworker/0:268:3899 blocked for more than 456 seconds. [ 1329.607668][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.607694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.607716][ T32] task:kworker/0:268 state:D stack:0 pid:3899 tgid:3899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.607784][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.607895][ T32] Call trace: [ 1329.607932][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.608003][ T32] r10:82918930 r9:ea885d84 r8:00000002 r7:60000113 r6:ea885d8c r5:849f0000 [ 1329.608056][ T32] r4:849f0000 [ 1329.608111][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.608159][ T32] r5:849f0000 r4:8291892c [ 1329.608180][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.608220][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.608265][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea885e08 [ 1329.608308][ T32] r4:00000000 [ 1329.608331][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.608394][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.608451][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.608580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da400 ** 4 printk messages dropped ** [ 1329.613391][ T32] r5:00001000 r4:dff47000 [ 1329.613443][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.613523][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.613915][ T32] r10:61c88647 r9:849f0000 r8:84be272c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.614284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.615108][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1329.615393][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1329.615504][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1329.615928][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1329.616117][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.616252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.616521][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.616764][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1329.617109][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.617216][ T32] r5:00001000 r4:dfe5b000 ** 3 printk messages dropped ** [ 1329.617390][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.617777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.618186][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.618577][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1329.629570][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1329.629986][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.630261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.630563][ T32] task:kworker/0:270 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.631136][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.631443][ T32] r9:83018005 r8:849f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 3 printk messages dropped ** [ 1329.631629][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.631968][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.632133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.632195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.632258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.632331][ T32] r4:84be1c00 [ 1329.632765][ T32] INFO: task kworker/0:270:3902 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.632812][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.632932][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.633027][ T32] Call trace: [ 1329.633061][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.633112][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.633135][ T32] r4:00000000 [ 1329.633168][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.633210][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.633283][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.633327][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.633384][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.633447][ T32] r5:900c0113 r4:80239bb0 [ 1329.633506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.633577][ T32] r4:82ac11e4 [ 1329.633624][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.633705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.633760][ T32] r4:e0545dc0 [ 1329.633810][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.633899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.633950][ T32] r4:00000000 [ 1329.633993][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.634084][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.634109][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.634151][ T32] r5:00001000 r4:e038d000 [ 1329.634170][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.634210][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.634256][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.634277][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.634396][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.634434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.634485][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.634570][ T32] r4:84b6e700 [ 1329.634615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.634697][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.634746][ T32] r4:00000001 [ 1329.634801][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.634880][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.634950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.635017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.635079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.635141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.635195][ T32] r4:84b6d780 [ 1329.635240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.635289][ T32] INFO: task kworker/0:271:3905 blocked for more than 456 seconds. [ 1329.635350][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.635395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.635423][ T32] task:kworker/0:271 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.635475][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.635556][ T32] Call trace: [ 1329.635624][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.635693][ T32] r10:82918930 r9:ea891d84 r8:00000002 r7:60000013 r6:ea891d8c r5:849f3c00 [ 1329.635716][ T32] r4:849f3c00 [ 1329.635736][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.635783][ T32] r5:849f3c00 r4:8291892c [ 1329.635817][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.635926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea891e08 ** 9 printk messages dropped ** [ 1329.636316][ T32] r5:00001000 r4:dfec7000 [ 1329.636348][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.636433][ T32] r5:8507278c r4:85072400 ** 4 printk messages dropped ** [ 1329.636687][ T32] r4:84be2a00 ** 5 printk messages dropped ** [ 1329.636929][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.637467][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.637492][ T32] r4:00000000 [ 1329.637514][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.637552][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.637580][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.637609][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.637634][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.637681][ T32] r5:900c0113 r4:80239bb0 [ 1329.637705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.637747][ T32] r4:82ac11e4 [ 1329.637794][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.637841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.637873][ T32] r4:e0545dc0 [ 1329.637895][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.637938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.637960][ T32] r4:00000000 [ 1329.637979][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.638025][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.638046][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.638098][ T32] r5:00001000 r4:e038d000 [ 1329.638120][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.638160][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.638211][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.638234][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.638280][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.638310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.638358][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.638380][ T32] r4:84b6e700 [ 1329.638401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.638459][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.638546][ T32] r4:00000001 [ 1329.638590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.655381][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.655488][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.655577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.655712][ T32] INFO: task kworker/0:272:3907 blocked for more than 456 seconds. [ 1329.655745][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.655777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.655821][ T32] task:kworker/0:272 state:D stack:0 pid:3907 tgid:3907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.655884][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.655946][ T32] Call trace: [ 1329.655978][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.656031][ T32] r10:82918930 r9:ea895d84 r8:00000002 r7:60000013 r6:ea895d8c r5:849f5400 [ 1329.656054][ T32] r4:849f5400 [ 1329.656074][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.656115][ T32] r5:849f5400 r4:8291892c [ 1329.656134][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.656175][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.656241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea895e08 [ 1329.656294][ T32] r4:00000000 [ 1329.656337][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.656379][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1329.656569][ T32] r9:83018005 r8:849f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 1 printk messages dropped ** [ 1329.656637][ T32] r5:00001000 r4:dff2d000 ** 1 printk messages dropped ** [ 1329.656698][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.657003][ T32] r10:00000000 r9:84be2b00 r8:8027f5e8 r7:ea885e60 r6:84be2b80 r5:849f5400 ** 6 printk messages dropped ** [ 1329.657251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1329.658168][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.658320][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 5 printk messages dropped ** [ 1329.658652][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1329.664432][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1329.664769][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.665061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.665339][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.665408][ T32] Call trace: [ 1329.665457][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.665509][ T32] r10:82918930 r9:ea899d84 r8:00000002 r7:60000113 r6:ea899d8c r5:849f4800 [ 1329.665534][ T32] r4:849f4800 [ 1329.665556][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.665597][ T32] r5:849f4800 r4:8291892c [ 1329.665618][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.665677][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.665733][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea899e08 [ 1329.665764][ T32] r4:00000000 [ 1329.665786][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.665833][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.665875][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.665918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da640 [ 1329.665942][ T32] r4:00000000 [ 1329.665961][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.666006][ T32] r9:83018005 r8:849f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1329.666027][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.666069][ T32] r5:00001000 r4:e028f000 [ 1329.666107][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.666157][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.666231][ T32] r5:8507338c r4:85073000 [ 1329.666276][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.666337][ T32] r7:dddced80 r6:83018000 r5:8507338c r4:84be2c00 [ 1329.666361][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.666407][ T32] r10:61c88647 r9:849f4800 r8:84be2c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.666431][ T32] r4:84be2c00 [ 1329.666450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.666531][ T32] r10:00000000 r9:84be2c00 r8:8027f5e8 r7:ea885e60 r6:84be2c80 r5:849f4800 [ 1329.666600][ T32] r4:00000001 [ 1329.666628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.666666][ T32] Exception stack(0xea899fb0 to 0xea899ff8) [ 1329.666694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.666724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.666752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.666798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.666824][ T32] r4:850da000 [ 1329.667223][ T32] INFO: task kworker/0:273:3909 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.667259][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.667686][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1329.667870][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.668098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1329.668569][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.679088][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1329.679263][ T32] task:kworker/0:274 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.679861][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.680146][ T32] r5:00001000 r4:e02ad000 ** 3 printk messages dropped ** [ 1329.680324][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.680699][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.681427][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1329.681738][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.681910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1329.682182][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1329.682311][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.682601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.682886][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.683105][ T32] r5:849f6c00 r4:8291892c ** 5 printk messages dropped ** [ 1329.683301][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1329.683523][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.683611][ T32] r5:00001000 r4:e02d3000 [ 1329.683645][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.683691][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.683733][ T32] r5:85073b8c r4:85073800 [ 1329.683752][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.683821][ T32] r7:dddced80 r6:83018000 r5:85073b8c r4:84be2e00 [ 1329.683851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.683903][ T32] r10:61c88647 r9:849f6c00 r8:84be2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.683953][ T32] r4:84be2e00 [ 1329.683984][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.684040][ T32] r10:00000000 r9:84be2e00 r8:8027f5e8 r7:ea889e60 r6:84be2e80 r5:849f6c00 [ 1329.684063][ T32] r4:00000001 [ 1329.684082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.684116][ T32] Exception stack(0xea89dfb0 to 0xea89dff8) [ 1329.684142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.684171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.684198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.684226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.684248][ T32] r4:850da5c0 [ 1329.684462][ T32] INFO: task kworker/0:275:3914 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.684501][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.684603][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.684652][ T32] Call trace: [ 1329.684682][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.684730][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.684762][ T32] r4:00000000 [ 1329.684783][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.684832][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.684863][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.684893][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.684918][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.684944][ T32] r5:900c0113 r4:80239bb0 [ 1329.684964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.685004][ T32] r4:82ac11e4 [ 1329.685024][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.685066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.685106][ T32] r4:e0545dc0 [ 1329.685129][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.685185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.685211][ T32] r4:00000000 [ 1329.685230][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.685275][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.685296][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.685337][ T32] r5:00001000 r4:e038d000 [ 1329.685356][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.685394][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.685450][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.685475][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.685521][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.685542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.685586][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.685608][ T32] r4:84b6e700 [ 1329.685636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.685684][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.685707][ T32] r4:00000001 [ 1329.685726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.685764][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.685792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.685820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.685848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.685876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.685897][ T32] r4:84b6d780 [ 1329.685926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.685954][ T32] INFO: task kworker/0:276:3916 blocked for more than 456 seconds. [ 1329.685982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.686005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.686025][ T32] task:kworker/0:276 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.686068][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.686106][ T32] Call trace: [ 1329.686137][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.686181][ T32] r10:82918930 r9:ea8a1d84 r8:00000002 r7:60000113 r6:ea8a1d8c r5:849f3000 [ 1329.686203][ T32] r4:849f3000 [ 1329.686223][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.686262][ T32] r5:849f3000 r4:8291892c [ 1329.686281][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.686330][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.686388][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8a1e08 [ 1329.686415][ T32] r4:00000000 [ 1329.686434][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.686491][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.686582][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.686644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850daac0 [ 1329.686670][ T32] r4:00000000 [ 1329.686689][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.686734][ T32] r9:83018005 r8:849f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1329.686769][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.686815][ T32] r5:00001000 r4:e035b000 [ 1329.686835][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.686873][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.686927][ T32] r5:85073f8c r4:85073c00 [ 1329.686973][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.687073][ T32] r7:dddced80 r6:83018000 r5:85073f8c r4:84be2f00 [ 1329.687127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.687228][ T32] r10:61c88647 r9:849f3000 r8:84be2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.687281][ T32] r4:84be2f00 [ 1329.687345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.687445][ T32] r10:00000000 r9:84be2f00 r8:8027f5e8 r7:ea89de60 r6:84be2f80 r5:849f3000 ** 6 printk messages dropped ** [ 1329.687902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.708401][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 2 printk messages dropped ** [ 1329.708491][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.708516][ T32] r5:900c0113 r4:80239bb0 [ 1329.708537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.708606][ T32] r4:82ac11e4 [ 1329.708970][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.709043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.709069][ T32] r4:e0545dc0 [ 1329.709088][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.709131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.709153][ T32] r4:00000000 [ 1329.709172][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.709219][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.709240][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.709284][ T32] r5:00001000 r4:e038d000 [ 1329.709304][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.709354][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.709401][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.709421][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.709468][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.709498][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.709547][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.709580][ T32] r4:84b6e700 [ 1329.709605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.709670][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.709696][ T32] r4:00000001 [ 1329.709715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.709751][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.709785][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.709813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.709840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.709868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.709890][ T32] r4:84b6d780 [ 1329.709929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.709997][ T32] INFO: task kworker/0:277:3918 blocked for more than 456 seconds. [ 1329.710035][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.710081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.710127][ T32] task:kworker/0:277 state:D stack:0 pid:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.710223][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1329.710490][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1329.710919][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.711078][ T32] r5:00001000 r4:e0455000 [ 1329.711103][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.711161][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.711380][ T32] r4:850dc000 ** 5 printk messages dropped ** [ 1329.711549][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.712208][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.712543][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 7 printk messages dropped ** [ 1329.712805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1329.713282][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.713671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1329.714111][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1329.714636][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.714926][ T32] r5:00001000 r4:e038b000 ** 3 printk messages dropped ** [ 1329.715061][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.715403][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.715885][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.716186][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1329.716564][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.716849][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1329.716984][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.717312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.717371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.717397][ T32] r4:84b6d780 [ 1329.717442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.717476][ T32] INFO: task kworker/0:279:3921 blocked for more than 456 seconds. [ 1329.717519][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.717574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.717606][ T32] task:kworker/0:279 state:D stack:0 pid:3921 tgid:3921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.717686][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.717763][ T32] Call trace: [ 1329.717799][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.717844][ T32] r10:82918930 r9:ea8b1d84 r8:00000002 r7:60000113 r6:ea8b1d8c r5:850a8c00 [ 1329.717866][ T32] r4:850a8c00 [ 1329.717894][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.717966][ T32] r5:850a8c00 r4:8291892c [ 1329.717995][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.718035][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.718091][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b1e08 [ 1329.718139][ T32] r4:00000000 [ 1329.718164][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.718202][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.718238][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.718288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be1f40 [ 1329.718314][ T32] r4:00000000 [ 1329.718341][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.718388][ T32] r9:83018005 r8:850a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1329.718409][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.718450][ T32] r5:00001000 r4:e042f000 [ 1329.718469][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.718552][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.736716][ T32] r5:85080f8c r4:85080c00 [ 1329.736878][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.737045][ T32] r7:dddced80 r6:83018000 r5:85080f8c r4:850dc200 [ 1329.737119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.737255][ T32] r10:61c88647 r9:850a8c00 r8:850dc22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.737313][ T32] r4:850dc200 [ 1329.737362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.737467][ T32] r10:00000000 r9:850dc200 r8:8027f5e8 r7:ea8a5e60 r6:850dc280 r5:850a8c00 [ 1329.737525][ T32] r4:00000001 [ 1329.737575][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.737661][ T32] Exception stack(0xea8b1fb0 to 0xea8b1ff8) [ 1329.737747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.737831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.737895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.737964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.738016][ T32] r4:850dac00 [ 1329.746287][ T32] INFO: task kworker/0:279:3921 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.746454][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.746678][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.746792][ T32] Call trace: [ 1329.746829][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.746889][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.746914][ T32] r4:00000000 [ 1329.746951][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.747016][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.747051][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.747115][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.747144][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.747189][ T32] r5:900c0113 r4:80239bb0 [ 1329.747212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.747256][ T32] r4:82ac11e4 [ 1329.747298][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.747352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.747403][ T32] r4:e0545dc0 [ 1329.747450][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.747810][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1329.748093][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.748386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.752128][ T32] task:kworker/1:126 state:D stack:0 pid:3923 tgid:3923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.752248][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.752387][ T32] Call trace: [ 1329.752486][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.752610][ T32] r10:82918930 r9:ea8b5d84 r8:00000002 r7:60000013 r6:ea8b5d8c r5:850a9800 [ 1329.752733][ T32] r4:850a9800 [ 1329.752791][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.752888][ T32] r5:850a9800 r4:8291892c [ 1329.752949][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.753045][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.753152][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b5e08 [ 1329.753208][ T32] r4:00000000 [ 1329.753273][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.753367][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.753473][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.753613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0dc0 [ 1329.753676][ T32] r4:00000000 [ 1329.753722][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.753832][ T32] r9:83018205 r8:850a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1329.753919][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.754020][ T32] r5:00001000 r4:e03d7000 [ 1329.754083][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.754192][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.754301][ T32] r5:8508078c r4:85080400 [ 1329.754353][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.754489][ T32] r7:ddde2d80 r6:83018200 r5:8508078c r4:84b98d00 [ 1329.754605][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.754728][ T32] r10:61c88647 r9:850a9800 r8:84b98d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.754792][ T32] r4:84b98d00 [ 1329.754890][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.755061][ T32] r10:00000000 r9:84b98d00 r8:8027f5e8 r7:e46e9e60 r6:850dc300 r5:850a9800 [ 1329.755142][ T32] r4:00000001 [ 1329.755200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.755284][ T32] Exception stack(0xea8b5fb0 to 0xea8b5ff8) [ 1329.755348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.755451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.755522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.755594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.755664][ T32] r4:84bd0640 [ 1329.756441][ T32] INFO: task kworker/1:126:3923 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.756552][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.756758][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.756880][ T32] Call trace: [ 1329.756957][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.757064][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.757120][ T32] r4:00000000 [ 1329.757187][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.757283][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.757349][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 3 printk messages dropped ** [ 1329.757618][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1329.772842][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.773475][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1329.774164][ T32] INFO: task kworker/1:127:3926 blocked for more than 456 seconds. ** 6 printk messages dropped ** [ 1329.774840][ T32] r10:82918930 r9:ea8b9d84 r8:00000002 r7:60000113 r6:ea8b9d8c r5:850aa400 ** 9 printk messages dropped ** [ 1329.775705][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.776139][ T32] r5:00001000 r4:df981000 ** 2 printk messages dropped ** [ 1329.776347][ T32] r5:85025f8c r4:85025c00 ** 2 printk messages dropped ** [ 1329.776462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.776842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.777694][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.777795][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.777825][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.777851][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.777875][ T32] r5:900c0113 r4:80239bb0 [ 1329.777895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.777936][ T32] r4:82ac11e4 [ 1329.777956][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.778036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.778091][ T32] r4:e0545dc0 [ 1329.778138][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.778234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.778288][ T32] r4:00000000 [ 1329.778334][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.778435][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.778484][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.788101][ T32] r5:00001000 r4:e038d000 [ 1329.788205][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.788305][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.788352][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.788373][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.788420][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.788441][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.788527][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.788958][ T32] r4:84b6e700 [ 1329.789045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.789107][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.789132][ T32] r4:00000001 [ 1329.789153][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.789191][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.789221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.789250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.789300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.789356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.789383][ T32] r4:84b6d780 [ 1329.789409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.789440][ T32] INFO: task kworker/1:128:3927 blocked for more than 456 seconds. [ 1329.789472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.789519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.789553][ T32] task:kworker/1:128 state:D stack:0 pid:3927 tgid:3927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.789636][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.789687][ T32] Call trace: [ 1329.789735][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.789794][ T32] r10:82918930 r9:ea8bdd84 r8:00000002 r7:60000113 r6:ea8bdd8c r5:850ab000 [ 1329.789817][ T32] r4:850ab000 [ 1329.789838][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.789878][ T32] r5:850ab000 r4:8291892c [ 1329.789898][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.789937][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.790142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb880 ** 4 printk messages dropped ** [ 1329.790293][ T32] r5:00001000 r4:dfb1d000 [ 1329.790312][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1329.790489][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.790926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.792280][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.792626][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 7 printk messages dropped ** [ 1329.793199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1329.794093][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.794620][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.795360][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.796226][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8ade08 ** 5 printk messages dropped ** [ 1329.796656][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.796967][ T32] r5:00001000 r4:e04b3000 ** 2 printk messages dropped ** [ 1329.797190][ T32] r5:8508178c r4:85081400 ** 2 printk messages dropped ** [ 1329.797397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.798171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.798224][ T32] r4:850de1c0 [ 1329.819592][ T32] INFO: task kworker/0:280:3930 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.819768][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.819932][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.820062][ T32] Call trace: [ 1329.820155][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.820310][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.820382][ T32] r4:00000000 [ 1329.820430][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.820519][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.820586][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.820653][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.820711][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.820773][ T32] r5:900c0113 r4:80239bb0 [ 1329.820822][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.820914][ T32] r4:82ac11e4 [ 1329.820970][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.821078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.821144][ T32] r4:e0545dc0 [ 1329.821204][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.821297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.821350][ T32] r4:00000000 [ 1329.821411][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.821518][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.821568][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.821659][ T32] r5:00001000 r4:e038d000 [ 1329.821719][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.821811][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.821901][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.821949][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.822054][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.822107][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.822206][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.822257][ T32] r4:84b6e700 [ 1329.822304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.822418][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.822475][ T32] r4:00000001 [ 1329.822556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.822636][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.822696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.822789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.822863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.822927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.822991][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1329.823159][ T32] INFO: task kworker/0:281:3932 blocked for more than 456 seconds. ** 10 printk messages dropped ** [ 1329.824283][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1329.825474][ T32] r5:00001000 r4:e0521000 [ 1329.825574][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.825832][ T32] r5:85081b8c r4:85081800 ** 1 printk messages dropped ** [ 1329.826000][ T32] r7:dddced80 r6:83018000 r5:85081b8c r4:850dc600 ** 8 printk messages dropped ** [ 1329.826783][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.828198][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.849991][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1329.850718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1329.851180][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 8 printk messages dropped ** [ 1329.851556][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1329.852073][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.852366][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1329.852669][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.852811][ T32] r5:00001000 r4:e469d000 ** 2 printk messages dropped ** [ 1329.852911][ T32] r5:85081f8c r4:85081c00 [ 1329.852930][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.852973][ T32] r7:dddced80 r6:83018000 r5:85081f8c r4:850dc700 [ 1329.853052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.853166][ T32] r10:61c88647 r9:850ad400 r8:850dc72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.853193][ T32] r4:850dc700 [ 1329.853212][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.853256][ T32] r10:00000000 r9:850dc700 r8:8027f5e8 r7:ea8c9e60 r6:850dc780 r5:850ad400 [ 1329.853280][ T32] r4:00000001 [ 1329.853350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.853415][ T32] Exception stack(0xea8cdfb0 to 0xea8cdff8) [ 1329.853454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.853486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.853514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.853645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.853671][ T32] r4:850de2c0 [ 1329.854108][ T32] INFO: task kworker/0:282:3934 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.854176][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.854264][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.854311][ T32] Call trace: [ 1329.854363][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.854418][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.854441][ T32] r4:00000000 [ 1329.854461][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.854529][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.854582][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.854614][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.854640][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.854664][ T32] r5:900c0113 r4:80239bb0 [ 1329.854685][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.854742][ T32] r4:82ac11e4 [ 1329.854771][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.854816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.854839][ T32] r4:e0545dc0 [ 1329.854876][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.854945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.854986][ T32] r4:00000000 [ 1329.855029][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.855079][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.855116][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.855237][ T32] r5:00001000 r4:e038d000 [ 1329.855260][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.855301][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.855345][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.855365][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.855436][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.855494][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.855545][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.855568][ T32] r4:84b6e700 [ 1329.855598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.855646][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.855678][ T32] r4:00000001 [ 1329.855701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.855737][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.855784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.855828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.855887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.855926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.855949][ T32] r4:84b6d780 [ 1329.855969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.855996][ T32] INFO: task kworker/0:283:3936 blocked for more than 456 seconds. [ 1329.856035][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.856070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.856110][ T32] task:kworker/0:283 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.856158][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.856221][ T32] Call trace: [ 1329.856293][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.856340][ T32] r10:82918930 r9:ea8c1d84 r8:00000002 r7:600f0013 r6:ea8c1d8c r5:850aec00 [ 1329.856385][ T32] r4:850aec00 ** 2 printk messages dropped ** [ 1329.856514][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.856808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de800 [ 1329.856856][ T32] r4:00000000 [ 1329.856898][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.856949][ T32] r9:83018005 r8:850aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1329.856971][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.857013][ T32] r5:00001000 r4:e46b9000 [ 1329.857033][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.857071][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.857113][ T32] r5:8508238c r4:85082000 [ 1329.857156][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.857204][ T32] r7:dddced80 r6:83018000 r5:8508238c r4:850dc800 [ 1329.857225][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.857271][ T32] r10:61c88647 r9:850aec00 r8:850dc82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.857293][ T32] r4:850dc800 [ 1329.857311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.857354][ T32] r10:00000000 r9:850dc800 r8:8027f5e8 r7:ea8cde60 r6:850dc880 r5:850aec00 [ 1329.857376][ T32] r4:00000001 [ 1329.857394][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.857429][ T32] Exception stack(0xea8c1fb0 to 0xea8c1ff8) [ 1329.857455][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.857483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.857510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.857538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.857560][ T32] r4:850de480 [ 1329.857777][ T32] INFO: task kworker/0:283:3936 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.857833][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.857915][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.858023][ T32] Call trace: [ 1329.858062][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.858111][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.858155][ T32] r4:00000000 [ 1329.858184][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.858233][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.858265][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.858295][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.858321][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.858345][ T32] r5:900c0113 r4:80239bb0 [ 1329.858365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.858406][ T32] r4:82ac11e4 [ 1329.858426][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.858467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.858490][ T32] r4:e0545dc0 [ 1329.858566][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.871934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.872035][ T32] r4:00000000 [ 1329.872091][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.872171][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.872195][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.872243][ T32] r5:00001000 r4:e038d000 [ 1329.872273][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.872337][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.872385][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.872405][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.872532][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.872906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1329.873310][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1329.873720][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.874029][ T32] r5:00001000 r4:ea8e1000 ** 2 printk messages dropped ** [ 1329.874176][ T32] r5:85082b8c r4:85082800 ** 3 printk messages dropped ** [ 1329.874329][ T32] r10:61c88647 r9:850b8c00 r8:850dc92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1329.874748][ T32] r4:850de540 ** 5 printk messages dropped ** [ 1329.875502][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 5 printk messages dropped ** [ 1329.875683][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 5 printk messages dropped ** [ 1329.875858][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1329.876096][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.876301][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.876333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.876382][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.876423][ T32] r4:84b6e700 [ 1329.876450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.876495][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.876518][ T32] r4:00000001 [ 1329.876537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.876571][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.876607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.876639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.876680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.876720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.876747][ T32] r4:84b6d780 [ 1329.876781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.876809][ T32] INFO: task kworker/0:285:3939 blocked for more than 456 seconds. [ 1329.876838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.876892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.876940][ T32] task:kworker/0:285 state:D stack:0 pid:3939 tgid:3939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.877010][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.877078][ T32] Call trace: [ 1329.877109][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.877154][ T32] r10:82918930 r9:ea8d9d84 r8:00000002 r7:60000113 r6:ea8d9d8c r5:850b9800 [ 1329.877176][ T32] r4:850b9800 [ 1329.877217][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.877261][ T32] r5:850b9800 r4:8291892c [ 1329.877281][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.877329][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.877385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d9e08 [ 1329.877433][ T32] r4:00000000 [ 1329.877469][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.877541][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.877601][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.877654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850deb00 [ 1329.877677][ T32] r4:00000000 [ 1329.877696][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.877741][ T32] r9:83018005 r8:850b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1329.877768][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.877824][ T32] r5:00001000 r4:e46dd000 [ 1329.877859][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.877924][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.877990][ T32] r5:8508278c r4:85082400 ** 1 printk messages dropped ** [ 1329.878075][ T32] r7:dddced80 r6:83018000 r5:8508278c r4:850dca00 ** 7 printk messages dropped ** [ 1329.878396][ T32] Exception stack(0xea8d9fb0 to 0xea8d9ff8) ** 7 printk messages dropped ** [ 1329.891566][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.891866][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1329.892128][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.892327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1329.892778][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 7 printk messages dropped ** [ 1329.893118][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 8 printk messages dropped ** [ 1329.893402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1329.893838][ T32] r5:850ba400 r4:8291892c ** 6 printk messages dropped ** [ 1329.894095][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.894327][ T32] r5:00001000 r4:ea8ed000 ** 1 printk messages dropped ** [ 1329.894384][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.894693][ T32] r10:00000000 r9:850dcb00 r8:8027f5e8 r7:ea8d5e60 r6:850dcb80 r5:850ba400 ** 10 printk messages dropped ** [ 1329.895332][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.895658][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1329.895992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1329.896313][ T32] r5:84ab1b8c r4:84ab1800 ** 6 printk messages dropped ** [ 1329.896573][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1329.896834][ T32] r4:84b6d780 [ 1329.896856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.896882][ T32] INFO: task kworker/0:287:3944 blocked for more than 456 seconds. [ 1329.896929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.896956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.896978][ T32] task:kworker/0:287 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.897021][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.897062][ T32] Call trace: [ 1329.897119][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1329.897165][ T32] r10:82918930 r9:ea8f1d84 r8:00000002 r7:60000013 r6:ea8f1d8c r5:850bb000 [ 1329.897187][ T32] r4:850bb000 [ 1329.897206][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.897245][ T32] r5:850bb000 r4:8291892c [ 1329.897264][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.897322][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.897399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f1e08 [ 1329.897445][ T32] r4:00000000 [ 1329.897467][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.897508][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.897547][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.897588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850deec0 [ 1329.897610][ T32] r4:00000000 [ 1329.897629][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.897672][ T32] r9:83018005 r8:850bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1329.897713][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.897769][ T32] r5:00001000 r4:ea8f9000 [ 1329.897813][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.897901][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.897951][ T32] r5:8508338c r4:85083000 [ 1329.897984][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.898033][ T32] r7:dddced80 r6:83018000 r5:8508338c r4:850dcc00 [ 1329.898053][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.898098][ T32] r10:61c88647 r9:850bb000 r8:850dcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.898120][ T32] r4:850dcc00 [ 1329.898139][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.898182][ T32] r10:00000000 r9:850dcc00 r8:8027f5e8 r7:ea8d1e60 r6:850dcc80 r5:850bb000 [ 1329.898213][ T32] r4:00000001 [ 1329.898236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.898292][ T32] Exception stack(0xea8f1fb0 to 0xea8f1ff8) [ 1329.898342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.898376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.898425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.898457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.898480][ T32] r4:850deb40 [ 1329.915286][ T32] INFO: task kworker/0:287:3944 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.915418][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.915522][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.915649][ T32] Call trace: [ 1329.915693][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.915752][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.915789][ T32] r4:00000000 [ 1329.915833][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.915889][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.915969][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.916048][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.916132][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.916196][ T32] r5:900c0113 r4:80239bb0 [ 1329.916244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.916347][ T32] r4:82ac11e4 [ 1329.916395][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.916490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.916545][ T32] r4:e0545dc0 [ 1329.916591][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.916688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.916745][ T32] r4:00000000 [ 1329.916802][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.916916][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.916988][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.917086][ T32] r5:00001000 r4:e038d000 [ 1329.917161][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.917262][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.917364][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.917430][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.917550][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.917641][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.917748][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.917832][ T32] r4:84b6e700 [ 1329.917888][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.917987][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.918062][ T32] r4:00000001 [ 1329.918124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.918205][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.918265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.918366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.918445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.918563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1329.926412][ T32] INFO: task kworker/0:288:3946 blocked for more than 456 seconds. ** 8 printk messages dropped ** [ 1329.926913][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1329.927305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de500 ** 4 printk messages dropped ** [ 1329.927509][ T32] r5:00001000 r4:df95d000 ** 4 printk messages dropped ** [ 1329.927745][ T32] r7:dddced80 r6:83018000 r5:8508378c r4:850dcd00 ** 7 printk messages dropped ** [ 1329.928352][ T32] Exception stack(0xea8fdfb0 to 0xea8fdff8) ** 7 printk messages dropped ** [ 1329.937210][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.937849][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1329.938375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1329.945131][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1329.945552][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.946075][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1329.946458][ T32] task:kworker/0:289 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.947735][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.947853][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.947957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0580 [ 1329.948012][ T32] r4:00000000 [ 1329.948066][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.948177][ T32] r9:83018005 r8:850bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1329.948244][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.948358][ T32] r5:00001000 r4:df9af000 [ 1329.948413][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.948507][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.954987][ T32] r5:85083b8c r4:85083800 [ 1329.955116][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.955261][ T32] r7:dddced80 r6:83018000 r5:85083b8c r4:850dce00 [ 1329.955315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.955416][ T32] r10:61c88647 r9:850bc800 r8:850dce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.955457][ T32] r4:850dce00 [ 1329.955515][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.955578][ T32] r10:00000000 r9:850dce00 r8:8027f5e8 r7:ea8fde60 r6:850dce80 r5:850bc800 [ 1329.955603][ T32] r4:00000001 [ 1329.955636][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.955678][ T32] Exception stack(0xea8e5fb0 to 0xea8e5ff8) [ 1329.955711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.955741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.955774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.955804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.955826][ T32] r4:850dee80 [ 1329.956244][ T32] INFO: task kworker/0:289:3948 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.956280][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.956396][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.956470][ T32] Call trace: [ 1329.956516][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.956573][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.956596][ T32] r4:00000000 [ 1329.956617][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.956654][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.956684][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.956713][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.956738][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.956790][ T32] r5:900c0113 r4:80239bb0 [ 1329.956814][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.956859][ T32] r4:82ac11e4 [ 1329.956899][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.956959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1329.956995][ T32] r4:e0545dc0 [ 1329.957024][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.957089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1329.957141][ T32] r4:00000000 [ 1329.957169][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.957227][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.957251][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.957315][ T32] r5:00001000 r4:e038d000 [ 1329.957360][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.957403][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.957466][ T32] r5:84ab1b8c r4:84ab1800 [ 1329.957489][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.957537][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1329.957574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.957688][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.957745][ T32] r4:84b6e700 [ 1329.957805][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.957909][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1329.957985][ T32] r4:00000001 [ 1329.958064][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.958194][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1329.958268][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.967514][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1329.968261][ T32] r10:82918930 r9:ea909d84 r8:00000002 r7:60000113 r6:ea909d8c r5:850bd400 ** 5 printk messages dropped ** [ 1329.976035][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea909e08 [ 1329.976169][ T32] r4:00000000 [ 1329.976237][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1329.976365][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.976460][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1329.976563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4100 [ 1329.976619][ T32] r4:00000000 [ 1329.976672][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1329.976790][ T32] r9:83018005 r8:850bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1329.976863][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.976968][ T32] r5:00001000 r4:df9f5000 [ 1329.977071][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1329.977197][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.977300][ T32] r5:85083f8c r4:85083c00 [ 1329.977357][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.977464][ T32] r7:dddced80 r6:83018000 r5:85083f8c r4:850dcf00 [ 1329.977517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.977636][ T32] r10:61c88647 r9:850bd400 r8:850dcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.977697][ T32] r4:850dcf00 [ 1329.977745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.977862][ T32] r10:00000000 r9:850dcf00 r8:8027f5e8 r7:ea8e5e60 r6:850dcf80 r5:850bd400 [ 1329.977936][ T32] r4:00000001 [ 1329.977989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.978086][ T32] Exception stack(0xea909fb0 to 0xea909ff8) [ 1329.978172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.978247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.978346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.978431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.978489][ T32] r4:848fb140 [ 1329.985383][ T32] INFO: task kworker/0:290:3950 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1329.985561][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.985742][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.985897][ T32] Call trace: [ 1329.986029][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1329.986149][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1329.986210][ T32] r4:00000000 [ 1329.986264][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.986357][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1329.986434][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1329.986498][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1329.986598][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1329.986666][ T32] r5:900c0113 r4:80239bb0 [ 1329.986731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.986843][ T32] r4:82ac11e4 [ 1329.986896][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.986998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1329.987621][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1329.988256][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.997052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.997335][ T32] INFO: task kworker/0:291:3953 blocked for more than 456 seconds. ** 5 printk messages dropped ** [ 1329.997926][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1329.998667][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.003480][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.003738][ T32] r5:00001000 r4:dfba5000 ** 1 printk messages dropped ** [ 1330.003847][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.004209][ T32] r10:00000000 r9:850dc380 r8:8027f5e8 r7:ea909e60 r6:850fb000 r5:850bec00 ** 9 printk messages dropped ** [ 1330.004921][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.005639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 12 printk messages dropped ** [ 1330.006136][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1330.006339][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1330.006732][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1330.006944][ T32] task:kworker/0:292 state:D stack:0 pid:3954 tgid:3954 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.007383][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e46f9e08 [ 1330.007415][ T32] r4:00000000 [ 1330.007438][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.007476][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.007513][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.007592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4280 [ 1330.007647][ T32] r4:00000000 [ 1330.007669][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.007739][ T32] r9:83018005 r8:850b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1330.007810][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.007880][ T32] r5:00001000 r4:dfa29000 [ 1330.007909][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.007949][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.007990][ T32] r5:8508c38c r4:8508c000 [ 1330.008019][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.008066][ T32] r7:dddced80 r6:83018000 r5:8508c38c r4:850fb080 [ 1330.008086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.008130][ T32] r10:61c88647 r9:850b8000 r8:850fb0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.008152][ T32] r4:850fb080 [ 1330.008192][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.008243][ T32] r10:00000000 r9:850fb080 r8:8027f5e8 r7:ea90de60 r6:850fb100 r5:850b8000 [ 1330.008272][ T32] r4:00000001 [ 1330.008308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.008349][ T32] Exception stack(0xe46f9fb0 to 0xe46f9ff8) [ 1330.008398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.008435][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.008462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.008491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.008514][ T32] r4:850f4080 [ 1330.017359][ T32] INFO: task kworker/0:292:3954 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.017458][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.017574][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.017637][ T32] Call trace: [ 1330.017671][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.017727][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.017751][ T32] r4:00000000 [ 1330.017779][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.017819][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.017848][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.017878][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.017932][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1330.017971][ T32] r5:900c0113 r4:80239bb0 [ 1330.017995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.018092][ T32] r4:82ac11e4 [ 1330.018150][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.018219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.018248][ T32] r4:e0545dc0 [ 1330.018289][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.018357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.018389][ T32] r4:00000000 [ 1330.018409][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.018466][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.018492][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.018595][ T32] r5:00001000 r4:e038d000 [ 1330.023371][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.023516][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.023612][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.023653][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.023708][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.023750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.023806][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.023829][ T32] r4:84b6e700 [ 1330.023849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.023906][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.023959][ T32] r4:00000001 [ 1330.023981][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.024020][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.024049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.024098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.024131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.024160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.024206][ T32] r4:84b6d780 [ 1330.024235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.024267][ T32] INFO: task kworker/1:129:3958 blocked for more than 456 seconds. [ 1330.024310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.024358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.024403][ T32] task:kworker/1:129 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.024513][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.024564][ T32] Call trace: [ 1330.024615][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.024675][ T32] r10:82918930 r9:ea915d84 r8:00000002 r7:60000113 r6:ea915d8c r5:850c0c00 [ 1330.024739][ T32] r4:850c0c00 [ 1330.024767][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.024830][ T32] r5:850c0c00 r4:8291892c [ 1330.024858][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.024910][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.024960][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 [ 1330.025002][ T32] r4:00000000 [ 1330.025030][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.025089][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.025154][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.025205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ebf40 [ 1330.025229][ T32] r4:00000000 [ 1330.025249][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.025306][ T32] r9:83018205 r8:850c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.025332][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.025392][ T32] r5:00001000 r4:ea793000 [ 1330.025480][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.025529][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.025594][ T32] r5:844e3f8c r4:844e3c00 [ 1330.025617][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.025681][ T32] r7:ddde2d80 r6:83018200 r5:844e3f8c r4:84b98e80 [ 1330.025710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.025779][ T32] r10:61c88647 r9:850c0c00 r8:84b98eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.025827][ T32] r4:84b98e80 [ 1330.025854][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.025920][ T32] r10:00000000 r9:84b98e80 r8:8027f5e8 r7:ea8b9e60 r6:850fb180 r5:850c0c00 [ 1330.025947][ T32] r4:00000001 [ 1330.025967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.026003][ T32] Exception stack(0xea915fb0 to 0xea915ff8) [ 1330.026038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.026099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.026129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.026158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1330.026844][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.027189][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.027387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1330.028052][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.028468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.039266][ T32] task:kworker/0:293 state:D stack:0 pid:3959 tgid:3959 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.039717][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea919e08 ** 9 printk messages dropped ** [ 1330.040036][ T32] r5:00001000 r4:dfc27000 [ 1330.040077][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1330.040310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.040760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.041400][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.041880][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 7 printk messages dropped ** [ 1330.042188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1330.042610][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1330.042793][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1330.043128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1330.043334][ T32] task:kworker/0:294 state:D stack:0 pid:3961 tgid:3961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.043409][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.043520][ T32] Call trace: [ 1330.043556][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.043623][ T32] r10:82918930 r9:ea7f1d84 r8:00000002 r7:600f0013 r6:ea7f1d8c r5:850c2400 [ 1330.043659][ T32] r4:850c2400 [ 1330.043682][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.043725][ T32] r5:850c2400 r4:8291892c [ 1330.043745][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.043790][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.043836][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7f1e08 [ 1330.043858][ T32] r4:00000000 [ 1330.043876][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.043913][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.043950][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.043991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4b80 [ 1330.044013][ T32] r4:00000000 [ 1330.044039][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.044085][ T32] r9:83018005 r8:850c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1330.044108][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.044149][ T32] r5:00001000 r4:dff03000 [ 1330.044180][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.044222][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.044263][ T32] r5:8508d38c r4:8508d000 [ 1330.044282][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.044327][ T32] r7:dddced80 r6:83018000 r5:8508d38c r4:850fb300 [ 1330.044367][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.044416][ T32] r10:61c88647 r9:850c2400 r8:850fb32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.044438][ T32] r4:850fb300 [ 1330.044456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.044516][ T32] r10:00000000 r9:850fb300 r8:8027f5e8 r7:ea919e60 r6:850fb380 r5:850c2400 [ 1330.044544][ T32] r4:00000001 [ 1330.044573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.044612][ T32] Exception stack(0xea7f1fb0 to 0xea7f1ff8) [ 1330.044640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.044668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.044695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.044743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.044773][ T32] r4:850f4700 [ 1330.044988][ T32] INFO: task kworker/0:294:3961 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.045021][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.045111][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.045157][ T32] Call trace: [ 1330.045210][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.045284][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.045312][ T32] r4:00000000 [ 1330.045332][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.045370][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.045418][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.045465][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.045491][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1330.045517][ T32] r5:900c0113 r4:80239bb0 [ 1330.045536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.045588][ T32] r4:82ac11e4 [ 1330.045612][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.045677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.045733][ T32] r4:e0545dc0 [ 1330.045761][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.045825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.045860][ T32] r4:00000000 [ 1330.045892][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.045941][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.045962][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.046026][ T32] r5:00001000 r4:e038d000 ** 2 printk messages dropped ** [ 1330.046165][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1330.046399][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1330.046542][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.046609][ T32] r4:00000001 [ 1330.046643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.046682][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.046710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.046738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.046813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.046848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.046870][ T32] r4:84b6d780 [ 1330.046890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.046914][ T32] INFO: task kworker/0:295:3963 blocked for more than 456 seconds. [ 1330.046952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.047014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.047038][ T32] task:kworker/0:295 state:D stack:0 pid:3963 tgid:3963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.047124][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.047192][ T32] Call trace: [ 1330.047252][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.047306][ T32] r10:82918930 r9:ea911d84 r8:00000002 r7:60000113 r6:ea911d8c r5:850c3000 [ 1330.047329][ T32] r4:850c3000 [ 1330.047348][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.047424][ T32] r5:850c3000 r4:8291892c [ 1330.047465][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.047526][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.047573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 [ 1330.047595][ T32] r4:00000000 [ 1330.047614][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.047651][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.047688][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.047729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4cc0 [ 1330.047751][ T32] r4:00000000 [ 1330.047788][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.047848][ T32] r9:83018005 r8:850c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1330.047897][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.047954][ T32] r5:00001000 r4:e04d9000 [ 1330.047995][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.048038][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.048102][ T32] r5:8508d78c r4:8508d400 [ 1330.048131][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.048175][ T32] r7:dddced80 r6:83018000 r5:8508d78c r4:850fb400 [ 1330.048196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.048272][ T32] r10:61c88647 r9:850c3000 r8:850fb42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.048298][ T32] r4:850fb400 [ 1330.048363][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.048436][ T32] r10:00000000 r9:850fb400 r8:8027f5e8 r7:ea7f1e60 r6:850fb480 r5:850c3000 [ 1330.048467][ T32] r4:00000001 [ 1330.048486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.048527][ T32] Exception stack(0xea911fb0 to 0xea911ff8) [ 1330.048565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.048597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.048798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.066139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.066225][ T32] r4:850f4a00 [ 1330.066677][ T32] INFO: task kworker/0:295:3963 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.066727][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1330.067175][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 12 printk messages dropped ** [ 1330.067820][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1330.068204][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.068555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.077149][ T32] task:kworker/0:296 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.077521][ T32] r10:82918930 r9:ea91dd84 r8:00000002 r7:60000113 r6:ea91dd8c r5:850c3c00 [ 1330.077551][ T32] r4:850c3c00 [ 1330.077572][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.077614][ T32] r5:850c3c00 r4:8291892c [ 1330.077665][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.077711][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.077785][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1330.077836][ T32] r4:00000000 [ 1330.077885][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.077962][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.078012][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.078056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4380 [ 1330.078079][ T32] r4:00000000 [ 1330.078098][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.078144][ T32] r9:83018005 r8:850c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.078177][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.078223][ T32] r5:00001000 r4:e0515000 [ 1330.078254][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.078318][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.078386][ T32] r5:8508df8c r4:8508dc00 [ 1330.078436][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.078531][ T32] r7:dddced80 r6:83018000 r5:8508df8c r4:850fb500 [ 1330.078578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.078709][ T32] r10:61c88647 r9:850c3c00 r8:850fb52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.084798][ T32] r4:850fb500 [ 1330.084842][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.084917][ T32] r10:00000000 r9:850fb500 r8:8027f5e8 r7:ea911e60 r6:850fb580 r5:850c3c00 [ 1330.084941][ T32] r4:00000001 [ 1330.084960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.085027][ T32] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1330.085068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.085129][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.085193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.085301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.085328][ T32] r4:850f4b40 [ 1330.085798][ T32] INFO: task kworker/0:296:3965 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.085865][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.085949][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.086088][ T32] Call trace: [ 1330.086137][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.086192][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.086229][ T32] r4:00000000 [ 1330.086253][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.086293][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.086322][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.086352][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.086377][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1330.086401][ T32] r5:900c0113 r4:80239bb0 [ 1330.086445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.086618][ T32] r4:82ac11e4 [ 1330.086730][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.086791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 6 printk messages dropped ** [ 1330.087091][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.087644][ T32] r4:84b6e700 ** 7 printk messages dropped ** [ 1330.088082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.088299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.095725][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.096366][ T32] r5:00001000 r4:e04f9000 [ 1330.096391][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.096538][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.096874][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.097811][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 2 printk messages dropped ** [ 1330.097925][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.097953][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.098016][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.098050][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1330.098078][ T32] r5:900c0113 r4:80239bb0 [ 1330.098101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.098143][ T32] r4:82ac11e4 [ 1330.098163][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.098204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.098226][ T32] r4:e0545dc0 [ 1330.098245][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.098287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.098332][ T32] r4:00000000 [ 1330.098356][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.098403][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.098424][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.098466][ T32] r5:00001000 r4:e038d000 [ 1330.098497][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.098688][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.105827][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.105859][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.105972][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.106050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.106132][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.106162][ T32] r4:84b6e700 [ 1330.106185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.106233][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.106272][ T32] r4:00000001 [ 1330.106297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.106385][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.106420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.106479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.106546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.106607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.106637][ T32] r4:84b6d780 [ 1330.106663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.106693][ T32] INFO: task kworker/0:298:3969 blocked for more than 456 seconds. [ 1330.106725][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.106751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.106776][ T32] task:kworker/0:298 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.106829][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.106875][ T32] Call trace: [ 1330.106906][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.106967][ T32] r10:82918930 r9:ea921d84 r8:00000002 r7:60000013 r6:ea921d8c r5:850c5400 [ 1330.106998][ T32] r4:850c5400 [ 1330.107042][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.107093][ T32] r5:850c5400 r4:8291892c [ 1330.107116][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.107415][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.107713][ T32] r5:00001000 r4:e0567000 [ 1330.107734][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.107859][ T32] r5:8508e38c r4:8508e000 ** 2 printk messages dropped ** [ 1330.107948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.108290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1330.116718][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1330.117074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1330.117614][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1330.117842][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.118286][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1330.124241][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.124905][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.125413][ T32] r9:83018005 r8:850c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 1330.125608][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.126166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.126543][ T32] r4:850fe1c0 ** 4 printk messages dropped ** [ 1330.127081][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1330.127254][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.127310][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.127354][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.127413][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1330.127441][ T32] r5:900c0113 r4:80239bb0 [ 1330.127463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.127505][ T32] r4:82ac11e4 [ 1330.127566][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.127624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.127649][ T32] r4:e0545dc0 [ 1330.127693][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.127748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.127800][ T32] r4:00000000 [ 1330.127848][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.127913][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.127935][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.127978][ T32] r5:00001000 r4:e038d000 [ 1330.127998][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.128180][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.128276][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.128301][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.128357][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.128396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.128446][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.128492][ T32] r4:84b6e700 [ 1330.128520][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.137222][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.137322][ T32] r4:00000001 [ 1330.137374][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.137481][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.137553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.137630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.137686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.137746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.137798][ T32] r4:84b6d780 [ 1330.137848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.137898][ T32] INFO: task kworker/0:300:3973 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1330.138256][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.142243][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 ** 8 printk messages dropped ** [ 1330.142974][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.143064][ T32] r5:00001000 r4:e0581000 ** 2 printk messages dropped ** [ 1330.143328][ T32] r5:8508e78c r4:8508e400 ** 4 printk messages dropped ** [ 1330.143665][ T32] r4:850fb900 ** 5 printk messages dropped ** [ 1330.144065][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.145555][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.146363][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.146845][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.147405][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1330.147731][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.148452][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1330.161307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1330.161816][ T32] r5:850c0000 r4:8291892c ** 5 printk messages dropped ** [ 1330.162064][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.162374][ T32] r5:00001000 r4:e0617000 ** 4 printk messages dropped ** [ 1330.162654][ T32] r7:dddced80 r6:83018000 r5:8508f78c r4:850fba00 ** 5 printk messages dropped ** [ 1330.162942][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.163244][ T32] r4:850fe300 ** 2 printk messages dropped ** [ 1330.163860][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.164265][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1330.164706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1330.165208][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.165251][ T32] r4:84b6e700 [ 1330.165275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.165319][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.165342][ T32] r4:00000001 [ 1330.165373][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.165443][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.165476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.165521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.165573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.165609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.165632][ T32] r4:84b6d780 [ 1330.165675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.165710][ T32] INFO: task kworker/0:302:3977 blocked for more than 456 seconds. [ 1330.165740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.165782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.165835][ T32] task:kworker/0:302 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.165950][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.165994][ T32] Call trace: [ 1330.166035][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.166087][ T32] r10:82918930 r9:ea939d84 r8:00000002 r7:60000113 r6:ea939d8c r5:850ae000 [ 1330.166110][ T32] r4:850ae000 [ 1330.166131][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.166194][ T32] r5:850ae000 r4:8291892c [ 1330.166218][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.166258][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.166304][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1330.166326][ T32] r4:00000000 [ 1330.166345][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.166381][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.166418][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.166459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe5c0 [ 1330.166481][ T32] r4:00000000 [ 1330.166571][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.166631][ T32] r9:83018005 r8:850ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1330.166670][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.166726][ T32] r5:00001000 r4:e05c9000 [ 1330.166748][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.166791][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.166833][ T32] r5:8508ef8c r4:8508ec00 [ 1330.166863][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.166913][ T32] r7:dddced80 r6:83018000 r5:8508ef8c r4:850fbb00 [ 1330.166934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.166985][ T32] r10:61c88647 r9:850ae000 r8:850fbb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.167011][ T32] r4:850fbb00 [ 1330.167033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.167086][ T32] r10:00000000 r9:850fbb00 r8:8027f5e8 r7:ea935e60 r6:850fbb80 r5:850ae000 [ 1330.167108][ T32] r4:00000001 [ 1330.167148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.167198][ T32] Exception stack(0xea939fb0 to 0xea939ff8) [ 1330.167227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.167256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.167282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.167310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.167332][ T32] r4:850fe300 [ 1330.167602][ T32] INFO: task kworker/0:302:3977 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.167650][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.167790][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.167870][ T32] Call trace: [ 1330.167986][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.168061][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.168115][ T32] r4:00000000 [ 1330.168144][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.168183][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.168210][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.168240][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.168320][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1330.168382][ T32] r5:900c0113 r4:80239bb0 [ 1330.168409][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.168473][ T32] r4:82ac11e4 [ 1330.168498][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.168552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.168584][ T32] r4:e0545dc0 [ 1330.179193][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.179334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.179362][ T32] r4:00000000 [ 1330.179383][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.179432][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.179454][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.179500][ T32] r5:00001000 r4:e038d000 [ 1330.179532][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.179614][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1330.179747][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.180164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.180435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1330.180829][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1330.181400][ T32] r5:00001000 r4:e05fb000 ** 2 printk messages dropped ** [ 1330.181536][ T32] r5:8508f38c r4:8508f000 ** 3 printk messages dropped ** [ 1330.181689][ T32] r10:61c88647 r9:85015400 r8:850fbc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.182078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1330.182913][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1330.183209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.183643][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.183990][ T32] r4:84b6e700 ** 7 printk messages dropped ** [ 1330.184329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.184514][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.184539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.184575][ T32] task:kworker/0:304 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.184658][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.184728][ T32] Call trace: [ 1330.184783][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.184857][ T32] r10:82918930 r9:ea949d84 r8:00000002 r7:60000113 r6:ea949d8c r5:85016c00 [ 1330.184888][ T32] r4:85016c00 [ 1330.184925][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.185021][ T32] r5:85016c00 r4:8291892c [ 1330.185048][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.185111][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.185172][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 [ 1330.185198][ T32] r4:00000000 [ 1330.185217][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.185256][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.185293][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.185427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850feb80 [ 1330.185474][ T32] r4:00000000 [ 1330.185494][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.185553][ T32] r9:83018005 r8:85016c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1330.185574][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.185617][ T32] r5:00001000 r4:e46fd000 [ 1330.185637][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.185677][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.185730][ T32] r5:8508ff8c r4:8508fc00 [ 1330.185768][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.185822][ T32] r7:dddced80 r6:83018000 r5:8508ff8c r4:850fbc80 [ 1330.185842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.185908][ T32] r10:61c88647 r9:85016c00 r8:850fbcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.185936][ T32] r4:850fbc80 [ 1330.185968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.186028][ T32] r10:00000000 r9:850fbc80 r8:8027f5e8 r7:ea935e60 r6:84b98f80 r5:85016c00 [ 1330.186061][ T32] r4:00000001 [ 1330.186082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.186117][ T32] Exception stack(0xea949fb0 to 0xea949ff8) [ 1330.186144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.186173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.186230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.186268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.186290][ T32] r4:850fe600 [ 1330.186593][ T32] INFO: task kworker/0:304:3980 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.186649][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.186720][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.186784][ T32] Call trace: [ 1330.186819][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.186873][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.186899][ T32] r4:00000000 [ 1330.186929][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.186970][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.187004][ T32] 5d20: 7fa69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.187058][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.187088][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff [ 1330.187112][ T32] r5:900c0113 r4:80239bb0 [ 1330.187132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.187173][ T32] r4:82ac11e4 [ 1330.187221][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.187270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.187292][ T32] r4:e0545dc0 [ 1330.187312][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.187373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.187449][ T32] r4:00000000 [ 1330.187477][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.187559][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.187592][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.187644][ T32] r5:00001000 r4:e038d000 [ 1330.187667][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.187706][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.187791][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.187832][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.187902][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.187934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.187990][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.188016][ T32] r4:84b6e700 [ 1330.188058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.188113][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.188137][ T32] r4:00000001 [ 1330.188156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.188212][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.188254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.188308][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.188339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.188368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.188391][ T32] r4:84b6d780 [ 1330.188410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.188435][ T32] INFO: task kworker/0:305:3983 blocked for more than 456 seconds. [ 1330.188465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.188515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.188542][ T32] task:kworker/0:305 state:D stack:0 pid:3983 tgid:3983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.188601][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.206470][ T32] Call trace: [ 1330.206585][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.206666][ T32] r10:82918930 r9:ea955d84 r8:00000002 r7:60000013 r6:ea955d8c r5:84bfe000 [ 1330.206702][ T32] r4:84bfe000 [ 1330.206729][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.206810][ T32] r5:84bfe000 r4:8291892c [ 1330.206846][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.206889][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.206935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea955e08 [ 1330.206957][ T32] r4:00000000 [ 1330.206977][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.207014][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.207055][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.207119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fea40 [ 1330.207147][ T32] r4:00000000 [ 1330.207167][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.207232][ T32] r9:83018005 r8:84bfe000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1330.207276][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.207361][ T32] r5:00001000 r4:e4681000 [ 1330.207411][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.207467][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.207675][ T32] r7:dddced80 r6:83018000 r5:8508fb8c r4:850fbd00 ** 8 printk messages dropped ** [ 1330.208142][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.213832][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.214188][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 7 printk messages dropped ** [ 1330.214590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1330.215042][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.215420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.215744][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.216044][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1330.216591][ T32] r5:00001000 r4:e8719000 ** 4 printk messages dropped ** [ 1330.216787][ T32] r7:dddced80 r6:83018000 r5:8515038c r4:850fbd80 ** 7 printk messages dropped ** [ 1330.217097][ T32] Exception stack(0xea959fb0 to 0xea959ff8) ** 6 printk messages dropped ** [ 1330.217758][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.218219][ T32] 5d60: 80230ad4 80239bb0 900c0113 ffffffff ** 5 printk messages dropped ** [ 1330.218416][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1330.231311][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.231983][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.232044][ T32] r4:84b6e700 [ 1330.232090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.232211][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.232269][ T32] r4:00000001 [ 1330.232306][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.232392][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.232474][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.232549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.232613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.232699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.232733][ T32] r4:84b6d780 [ 1330.232770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.232809][ T32] INFO: task kworker/0:307:3987 blocked for more than 456 seconds. [ 1330.232849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.232881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.232931][ T32] task:kworker/0:307 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.233094][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.233182][ T32] Call trace: [ 1330.233244][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.233325][ T32] r10:82918930 r9:ea95dd84 r8:00000002 r7:60000113 r6:ea95dd8c r5:850b0000 [ 1330.233381][ T32] r4:850b0000 [ 1330.233436][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.233484][ T32] r5:850b0000 r4:8291892c [ 1330.233509][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.233566][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.233621][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea95de08 [ 1330.233669][ T32] r4:00000000 [ 1330.233695][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.233738][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.233790][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.233836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4440 [ 1330.233885][ T32] r4:00000000 [ 1330.233934][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.233990][ T32] r9:83018005 r8:850b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1330.234014][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.234060][ T32] r5:00001000 r4:ea7a1000 [ 1330.234083][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.234124][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.234193][ T32] r5:85150f8c r4:85150c00 [ 1330.234218][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.234270][ T32] r7:dddced80 r6:83018000 r5:85150f8c r4:850fbe00 [ 1330.234294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.234343][ T32] r10:61c88647 r9:850b0000 r8:850fbe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.234368][ T32] r4:850fbe00 [ 1330.234413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.234468][ T32] r10:00000000 r9:850fbe00 r8:8027f5e8 r7:ea959e60 r6:85112080 r5:850b0000 [ 1330.234497][ T32] r4:00000001 [ 1330.234573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.234638][ T32] Exception stack(0xea95dfb0 to 0xea95dff8) [ 1330.234709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.234750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.234783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.234818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.234865][ T32] r4:850fea80 [ 1330.235297][ T32] INFO: task kworker/0:307:3987 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.235335][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.235424][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.235484][ T32] Call trace: [ 1330.235544][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.235602][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.235629][ T32] r4:00000000 [ 1330.235650][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.235718][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.235759][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.235792][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.235822][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.235848][ T32] r5:800c0113 r4:80239bb0 [ 1330.235869][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.235915][ T32] r4:82ac11e4 [ 1330.235937][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.235981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.236007][ T32] r4:e0545dc0 [ 1330.236027][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.236071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.236093][ T32] r4:00000000 [ 1330.236113][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.236161][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.236198][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.236248][ T32] r5:00001000 r4:e038d000 [ 1330.236269][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.236312][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.236355][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.236377][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.236425][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.236449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.236500][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.236538][ T32] r4:84b6e700 [ 1330.236588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.236673][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.236725][ T32] r4:00000001 [ 1330.236756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.236821][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.236856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.236917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.236974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.237039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1330.237233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1330.237726][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1330.238090][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.238233][ T32] r5:00001000 r4:e8765000 [ 1330.238256][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.238297][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.238340][ T32] r5:8515078c r4:85150400 [ 1330.238362][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.238409][ T32] r7:dddced80 r6:83018000 r5:8515078c r4:850fbe80 [ 1330.238430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.238476][ T32] r10:61c88647 r9:850b0c00 r8:850fbeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.238535][ T32] r4:850fbe80 [ 1330.238562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.238674][ T32] r10:00000000 r9:850fbe80 r8:8027f5e8 r7:ea95de60 r6:85112100 r5:850b0c00 [ 1330.245867][ T32] r4:00000001 [ 1330.245910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.245966][ T32] Exception stack(0xea961fb0 to 0xea961ff8) [ 1330.245998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.246031][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.246060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.246091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.246114][ T32] r4:850fecc0 [ 1330.246569][ T32] INFO: task kworker/0:308:3988 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.246611][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.246707][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.246786][ T32] Call trace: [ 1330.246840][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.246894][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.246941][ T32] r4:00000000 [ 1330.246966][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.247034][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.247101][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 1 printk messages dropped ** [ 1330.247172][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1330.247686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1330.248257][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.248548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.257683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.257794][ T32] r4:84b6d780 [ 1330.257849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.257912][ T32] INFO: task kworker/0:309:3991 blocked for more than 456 seconds. [ 1330.257952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.257979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.258001][ T32] task:kworker/0:309 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.258083][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.258147][ T32] Call trace: [ 1330.258179][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.258231][ T32] r10:82918930 r9:ea94dd84 r8:00000002 r7:60000113 r6:ea94dd8c r5:850b1800 [ 1330.258255][ T32] r4:850b1800 [ 1330.258274][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.258316][ T32] r5:850b1800 r4:8291892c [ 1330.258335][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.258422][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.258474][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 [ 1330.258550][ T32] r4:00000000 [ 1330.258634][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.259026][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.259110][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1330.259358][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.259689][ T32] r10:61c88647 r9:850b1800 r8:850fbf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1330.260651][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.261292][ T32] r4:e0545dc0 [ 1330.261312][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.261356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.261379][ T32] r4:00000000 [ 1330.261399][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.261446][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.261467][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.261511][ T32] r5:00001000 r4:e038d000 [ 1330.261532][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.261573][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.261617][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1330.261789][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.261813][ T32] r4:84b6e700 [ 1330.261835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1330.261903][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1330.262276][ T32] task:kworker/1:130 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.262968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851154c0 ** 7 printk messages dropped ** [ 1330.263280][ T32] r5:8502438c r4:85024000 ** 6 printk messages dropped ** [ 1330.263533][ T32] r10:00000000 r9:85112200 r8:8027f5e8 r7:ea8b9e60 r6:85112280 r5:850b2400 ** 10 printk messages dropped ** [ 1330.264168][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1330.264813][ T32] r4:e0545dc0 ** 11 printk messages dropped ** [ 1330.265387][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 7 printk messages dropped ** [ 1330.265623][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.265649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.265698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.265735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.265771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.265793][ T32] r4:84b6d780 [ 1330.265813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.265837][ T32] INFO: task kworker/0:310:3995 blocked for more than 456 seconds. [ 1330.265864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.265887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.265923][ T32] task:kworker/0:310 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.265971][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.266010][ T32] Call trace: [ 1330.266041][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.266087][ T32] r10:82918930 r9:ea96dd84 r8:00000002 r7:60000013 r6:ea96dd8c r5:850b3c00 [ 1330.266121][ T32] r4:850b3c00 [ 1330.266155][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1330.266623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110340 ** 6 printk messages dropped ** [ 1330.266933][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1330.267509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1330.268354][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 12 printk messages dropped ** [ 1330.283933][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1330.284329][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.284379][ T32] r4:84b6e700 [ 1330.284429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.284529][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.284562][ T32] r4:00000001 [ 1330.284584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.284624][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.284679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.284716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.284748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.284780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.284804][ T32] r4:84b6d780 [ 1330.284830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.284887][ T32] INFO: task kworker/0:311:3996 blocked for more than 456 seconds. [ 1330.285029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.285106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.285228][ T32] task:kworker/0:311 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.285290][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.285359][ T32] Call trace: [ 1330.285395][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.285449][ T32] r10:82918930 r9:ea971d84 r8:00000002 r7:60000013 r6:ea971d8c r5:850b4800 [ 1330.285473][ T32] r4:850b4800 [ 1330.285525][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.285573][ T32] r5:850b4800 r4:8291892c [ 1330.285662][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.285834][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.286033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851100c0 ** 4 printk messages dropped ** [ 1330.286259][ T32] r5:00001000 r4:ea7af000 [ 1330.286296][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.286493][ T32] r7:dddced80 r6:83018000 r5:8515138c r4:85111000 ** 2 printk messages dropped ** [ 1330.286661][ T32] r4:85111000 ** 5 printk messages dropped ** [ 1330.287019][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.287720][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.288027][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1330.288345][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1330.288644][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.297156][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.297464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.297811][ T32] task:kworker/0:312 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.297906][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.298004][ T32] Call trace: [ 1330.298117][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.298198][ T32] r10:82918930 r9:ea975d84 r8:00000002 r7:60000013 r6:ea975d8c r5:850b6000 [ 1330.298226][ T32] r4:850b6000 [ 1330.298271][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.298322][ T32] r5:850b6000 r4:8291892c [ 1330.298345][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.298386][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.298451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea975e08 [ 1330.298522][ T32] r4:00000000 [ 1330.298561][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.298651][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.303613][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.303685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110440 [ 1330.303710][ T32] r4:00000000 [ 1330.303749][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.303806][ T32] r9:83018005 r8:850b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1330.303828][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.303873][ T32] r5:00001000 r4:ea7df000 [ 1330.303917][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.303962][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.304091][ T32] r5:85151b8c r4:85151800 [ 1330.304117][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.304190][ T32] r7:dddced80 r6:83018000 r5:85151b8c r4:85111080 [ 1330.304216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.304266][ T32] r10:61c88647 r9:850b6000 r8:851110ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.304300][ T32] r4:85111080 [ 1330.304320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.304366][ T32] r10:00000000 r9:85111080 r8:8027f5e8 r7:ea96de60 r6:85112400 r5:850b6000 [ 1330.304389][ T32] r4:00000001 [ 1330.304409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.304451][ T32] Exception stack(0xea975fb0 to 0xea975ff8) ** 1 printk messages dropped ** [ 1330.304512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.305292][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.305406][ T32] r4:00000000 [ 1330.305518][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.305567][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.305634][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.305703][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.305771][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.305854][ T32] r5:800c0113 r4:80239bb0 [ 1330.305904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.305956][ T32] r4:82ac11e4 [ 1330.305978][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.306025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.306121][ T32] r4:e0545dc0 [ 1330.306163][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.306226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.306250][ T32] r4:00000000 [ 1330.306293][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.306349][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.306373][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.306418][ T32] r5:00001000 r4:e038d000 [ 1330.306438][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.306630][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1330.307021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.307343][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1330.307727][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.308009][ T32] r5:850b6c00 r4:8291892c ** 5 printk messages dropped ** [ 1330.308336][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1330.319351][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.319457][ T32] r5:8502478c r4:85024400 ** 3 printk messages dropped ** [ 1330.319623][ T32] r10:61c88647 r9:850b6c00 r8:8511112c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.319916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.320655][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.320955][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1330.321072][ T32] r4:82ac11e4 [ 1330.321114][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.321178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.321208][ T32] r4:e0545dc0 [ 1330.321228][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.321277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.321303][ T32] r4:00000000 [ 1330.321346][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.321417][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.321459][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.321535][ T32] r5:00001000 r4:e038d000 [ 1330.321607][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.321656][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.321717][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.321827][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.321881][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.321928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.321981][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.322027][ T32] r4:84b6e700 [ 1330.322052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.322111][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.322211][ T32] r4:00000001 [ 1330.322236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.322273][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.322300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.322331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.322359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.322389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.322432][ T32] r4:84b6d780 [ 1330.322457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.322486][ T32] INFO: task kworker/0:314:4004 blocked for more than 456 seconds. [ 1330.322552][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.322654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.322680][ T32] task:kworker/0:314 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.322727][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.322790][ T32] Call trace: [ 1330.322845][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.322920][ T32] r10:82918930 r9:ea97dd84 r8:00000002 r7:60000113 r6:ea97dd8c r5:850b5400 [ 1330.322950][ T32] r4:850b5400 [ 1330.322970][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.323012][ T32] r5:850b5400 r4:8291892c [ 1330.323032][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.323140][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.323299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851107c0 ** 5 printk messages dropped ** [ 1330.323598][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.323784][ T32] r7:dddced80 r6:83018000 r5:8515238c r4:85111180 ** 5 printk messages dropped ** [ 1330.324046][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.324218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1330.324884][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.325026][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 2 printk messages dropped ** [ 1330.325113][ T32] r4:82ac11e4 [ 1330.325160][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.325233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.325272][ T32] r4:e0545dc0 [ 1330.325349][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.325401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.325425][ T32] r4:00000000 [ 1330.325448][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.325518][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.325545][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.325600][ T32] r5:00001000 r4:e038d000 [ 1330.325637][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.325682][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.325724][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.325748][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.325795][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.325839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.325890][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.325912][ T32] r4:84b6e700 [ 1330.325932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.325994][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.326023][ T32] r4:00000001 [ 1330.326070][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.326159][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.326211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.326246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.326356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.326392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.326423][ T32] r4:84b6d780 [ 1330.326445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.326661][ T32] INFO: task kworker/0:315:4005 blocked for more than 456 seconds. [ 1330.326725][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.326780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.326832][ T32] task:kworker/0:315 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1330.326977][ T32] Call trace: ** 1 printk messages dropped ** [ 1330.327120][ T32] r10:82918930 r9:ea969d84 r8:00000002 r7:60000113 r6:ea969d8c r5:850b3000 [ 1330.327164][ T32] r4:850b3000 [ 1330.327188][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.327231][ T32] r5:850b3000 r4:8291892c [ 1330.327297][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.327369][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.327472][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea969e08 [ 1330.327537][ T32] r4:00000000 [ 1330.327581][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.327626][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.327698][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.327757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110700 [ 1330.327797][ T32] r4:00000000 [ 1330.327851][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.327902][ T32] r9:83018005 r8:850b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1330.327941][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.328082][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.328131][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.328200][ T32] r5:85151f8c r4:85151c00 [ 1330.328227][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.328301][ T32] r7:dddced80 r6:83018000 r5:85151f8c r4:85111200 [ 1330.328327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.328397][ T32] r10:61c88647 r9:850b3000 r8:8511122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.328435][ T32] r4:85111200 [ 1330.328458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.328505][ T32] r10:00000000 r9:85111200 r8:8027f5e8 r7:ea97de60 r6:85112580 r5:850b3000 [ 1330.328529][ T32] r4:00000001 [ 1330.328549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.328584][ T32] Exception stack(0xea969fb0 to 0xea969ff8) [ 1330.328611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.328643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.328826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.347595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.347682][ T32] r4:85110480 [ 1330.348168][ T32] INFO: task kworker/0:315:4005 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.348214][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.348349][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.348431][ T32] Call trace: [ 1330.348465][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.348554][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.348638][ T32] r4:00000000 [ 1330.353132][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.353213][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.353269][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.353332][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.353387][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.353417][ T32] r5:800c0113 r4:80239bb0 [ 1330.353439][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.353488][ T32] r4:82ac11e4 [ 1330.353511][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.353555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.353603][ T32] r4:e0545dc0 [ 1330.353627][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.353671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.353694][ T32] r4:00000000 [ 1330.353738][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.353804][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1330.353872][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1330.354168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1330.354374][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1330.355148][ T32] r4:85018000 ** 7 printk messages dropped ** [ 1330.355560][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1330.355821][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.356174][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.357076][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.357868][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.357935][ T32] r4:82ac11e4 [ 1330.358072][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.358121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.358146][ T32] r4:e0545dc0 [ 1330.358196][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.358277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.358303][ T32] r4:00000000 [ 1330.358322][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.358369][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.358391][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.358432][ T32] r5:00001000 r4:e038d000 [ 1330.358457][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.358531][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.358592][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.358696][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.368293][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.368341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.368413][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.368437][ T32] r4:84b6e700 [ 1330.368482][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.368539][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.368654][ T32] r4:00000001 [ 1330.369307][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.369368][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.369401][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.369432][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.369460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.369492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.369516][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1330.369598][ T32] INFO: task kworker/0:316:4011 blocked for more than 456 seconds. ** 19 printk messages dropped ** [ 1330.370561][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.370749][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.370988][ T32] r10:61c88647 r9:8501b000 r8:851112ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.371011][ T32] r4:85111280 [ 1330.371031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.371075][ T32] r10:00000000 r9:85111280 r8:8027f5e8 r7:ea97de60 r6:85112700 r5:8501b000 [ 1330.371149][ T32] r4:00000001 [ 1330.371172][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.371208][ T32] Exception stack(0xea98dfb0 to 0xea98dff8) [ 1330.371234][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1330.372512][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 20 printk messages dropped ** [ 1330.373302][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1330.373827][ T32] task:kworker/0:317 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1330.374757][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.374955][ T32] r7:dddced80 r6:83018000 r5:8515278c r4:85111300 ** 4 printk messages dropped ** [ 1330.375121][ T32] r10:00000000 r9:85111300 r8:8027f5e8 r7:ea98de60 r6:85112780 r5:8501bc00 ** 8 printk messages dropped ** [ 1330.375667][ T32] INFO: task kworker/0:317:4012 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 5 printk messages dropped ** [ 1330.375994][ T32] r4:00000000 [ 1330.376013][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.376075][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.376131][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.376187][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.376217][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.376259][ T32] r5:800c0113 r4:80239bb0 [ 1330.376331][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.376409][ T32] r4:82ac11e4 [ 1330.376460][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.376509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.376556][ T32] r4:e0545dc0 [ 1330.376598][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.376645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.376691][ T32] r4:00000000 [ 1330.376737][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.376842][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.376867][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.376927][ T32] r5:00001000 r4:e038d000 [ 1330.376973][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.377053][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.377100][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.377120][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.377169][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.377247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.377440][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.377706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1330.378198][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.378601][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.394331][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.394432][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.394777][ T32] r10:61c88647 r9:8501a400 r8:851113ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.395153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.395259][ T32] r4:85110940 [ 1330.395719][ T32] INFO: task kworker/0:318:4015 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.395766][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.395987][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.396038][ T32] Call trace: [ 1330.396123][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.396175][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.396223][ T32] r4:00000000 [ 1330.396296][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.396339][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.396370][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.396415][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.396452][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.396478][ T32] r5:800c0113 r4:80239bb0 [ 1330.396517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.396570][ T32] r4:82ac11e4 [ 1330.396599][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.396643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.396667][ T32] r4:e0545dc0 [ 1330.396687][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.396730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.396758][ T32] r4:00000000 [ 1330.396826][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.396879][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.396925][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.396973][ T32] r5:00001000 r4:e038d000 [ 1330.396995][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.397046][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1330.397527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.398028][ T32] r10:82918930 r9:ea9a5d84 r8:00000002 r7:60000113 r6:ea9a5d8c r5:85018c00 ** 6 printk messages dropped ** [ 1330.398294][ T32] r4:00000000 [ 1330.398344][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.398388][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.398425][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.398512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110b80 [ 1330.398541][ T32] r4:00000000 [ 1330.398663][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.411031][ T32] r9:83018005 r8:85018c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.411107][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.411189][ T32] r5:00001000 r4:dfdfb000 [ 1330.411212][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.411253][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.411296][ T32] r5:85152f8c r4:85152c00 [ 1330.411318][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.411365][ T32] r7:dddced80 r6:83018000 r5:85152f8c r4:85111400 [ 1330.411386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.411433][ T32] r10:61c88647 r9:85018c00 r8:8511142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.411473][ T32] r4:85111400 [ 1330.411499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.411573][ T32] r10:00000000 r9:85111400 r8:8027f5e8 r7:ea99de60 r6:85112880 r5:85018c00 [ 1330.411600][ T32] r4:00000001 [ 1330.411621][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.411683][ T32] Exception stack(0xea9a5fb0 to 0xea9a5ff8) [ 1330.411748][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.412615][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.412981][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 16 printk messages dropped ** [ 1330.414094][ T32] r5:84ab1b8c r4:84ab1800 ** 9 printk messages dropped ** [ 1330.414527][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 10 printk messages dropped ** [ 1330.415183][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.415710][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 [ 1330.415744][ T32] r4:00000000 [ 1330.415766][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.415810][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.415863][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.415912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110f80 [ 1330.415946][ T32] r4:00000000 [ 1330.415974][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.416053][ T32] r9:83018005 r8:8501d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1330.416076][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.416145][ T32] r5:00001000 r4:dff17000 [ 1330.416170][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.416212][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.416278][ T32] r5:85153b8c r4:85153800 [ 1330.416355][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.416425][ T32] r7:dddced80 r6:83018000 r5:85153b8c r4:85111480 [ 1330.416449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.416504][ T32] r10:61c88647 r9:8501d400 r8:851114ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.416527][ T32] r4:85111480 [ 1330.416547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.416590][ T32] r10:00000000 r9:85111480 r8:8027f5e8 r7:ea99de60 r6:85112900 r5:8501d400 [ 1330.416664][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.416939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.417669][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 14 printk messages dropped ** [ 1330.418279][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.418578][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.430858][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.431039][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.431072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.431158][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.431239][ T32] r4:84b6e700 [ 1330.431264][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.431312][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.431335][ T32] r4:00000001 [ 1330.431355][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.431446][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.431493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.431525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.431552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.431836][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.432135][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1330.432570][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.432789][ T32] r7:dddced80 r6:83018000 r5:8515378c r4:85111500 ** 12 printk messages dropped ** [ 1330.433351][ T32] r4:85110b00 ** 6 printk messages dropped ** [ 1330.434090][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.434460][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1330.434784][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.435278][ T32] r4:00000001 [ 1330.435372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.435413][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.435496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.435533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.435560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.435590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.435612][ T32] r4:84b6d780 [ 1330.435633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.435659][ T32] INFO: task kworker/0:322:4022 blocked for more than 456 seconds. [ 1330.435714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.435744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.435766][ T32] task:kworker/0:322 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.435811][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.435926][ T32] Call trace: [ 1330.435987][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.436058][ T32] r10:82918930 r9:ea9a1d84 r8:00000002 r7:60000013 r6:ea9a1d8c r5:850cb000 [ 1330.436110][ T32] r4:850cb000 [ 1330.436163][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.436207][ T32] r5:850cb000 r4:8291892c [ 1330.436255][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.436310][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.436437][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a1e08 [ 1330.436489][ T32] r4:00000000 [ 1330.436513][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.436552][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.436590][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.436656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848fb040 [ 1330.436683][ T32] r4:00000000 [ 1330.436703][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.436748][ T32] r9:83018005 r8:850cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.436769][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.436813][ T32] r5:00001000 r4:e0279000 [ 1330.436832][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.436871][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.437011][ T32] r7:dddced80 r6:83018000 r5:8515438c r4:85111600 ** 10 printk messages dropped ** [ 1330.437547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.438284][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 10 printk messages dropped ** [ 1330.450215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.450240][ T32] r4:00000000 [ 1330.450283][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.450338][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.450388][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.450471][ T32] r5:00001000 r4:e038d000 [ 1330.450555][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.450628][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.450691][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.450723][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.450772][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.450794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.450841][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.450881][ T32] r4:84b6e700 [ 1330.451061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.451112][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.451167][ T32] r4:00000001 [ 1330.451214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.451441][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 4 printk messages dropped ** [ 1330.451664][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1330.452056][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.452747][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.453185][ T32] r5:85153f8c r4:85153c00 ** 6 printk messages dropped ** [ 1330.453537][ T32] r10:00000000 r9:85111700 r8:8027f5e8 r7:ea9a1e60 r6:85111780 r5:850cbc00 ** 16 printk messages dropped ** [ 1330.454764][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 14 printk messages dropped ** [ 1330.455445][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.455865][ T32] r4:84b6e700 [ 1330.455896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.455980][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.456007][ T32] r4:00000001 [ 1330.456027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.456149][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.456181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.456211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.456239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.456268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.456340][ T32] r4:84b6d780 [ 1330.456405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.456472][ T32] INFO: task kworker/0:324:4026 blocked for more than 456 seconds. [ 1330.456515][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.456885][ T32] r5:850cc800 r4:8291892c ** 7 printk messages dropped ** [ 1330.457176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f040 ** 5 printk messages dropped ** [ 1330.457351][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.457683][ T32] r7:dddced80 r6:83018000 r5:8515478c r4:85111800 ** 10 printk messages dropped ** [ 1330.458181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.474573][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1330.474936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 14 printk messages dropped ** [ 1330.475793][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.475838][ T32] r4:84b6e700 [ 1330.475887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.475940][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.475965][ T32] r4:00000001 [ 1330.475987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.476037][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.476112][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.476145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.476258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.476299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.476322][ T32] r4:84b6d780 [ 1330.476347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.476379][ T32] INFO: task kworker/0:325:4029 blocked for more than 456 seconds. [ 1330.476414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.476581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.476610][ T32] task:kworker/0:325 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.476658][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.476728][ T32] Call trace: [ 1330.476765][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.476859][ T32] r10:82918930 r9:ea9b9d84 r8:00000002 r7:60000013 r6:ea9b9d8c r5:850cd400 [ 1330.476893][ T32] r4:850cd400 [ 1330.476915][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.476958][ T32] r5:850cd400 r4:8291892c [ 1330.477135][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.477181][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.477241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [ 1330.477343][ T32] r4:00000000 [ 1330.477397][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.477473][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.477523][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.477641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f640 [ 1330.477688][ T32] r4:00000000 [ 1330.477722][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.477971][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.478259][ T32] r7:dddced80 r6:83018000 r5:8515538c r4:85111900 ** 4 printk messages dropped ** [ 1330.478456][ T32] r10:00000000 r9:85111900 r8:8027f5e8 r7:ea9b1e60 r6:85111980 r5:850cd400 ** 9 printk messages dropped ** [ 1330.491761][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.492536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.493086][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.493398][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.493426][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.493515][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.493550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.493598][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.493622][ T32] r4:84b6e700 [ 1330.493642][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.493733][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.493765][ T32] r4:00000001 [ 1330.493800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.493881][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.494047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.494116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.494195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.494264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.494318][ T32] r4:84b6d780 [ 1330.494349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.494381][ T32] INFO: task kworker/0:326:4030 blocked for more than 456 seconds. [ 1330.494418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.494445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.494478][ T32] task:kworker/0:326 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.494563][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.494608][ T32] Call trace: [ 1330.494641][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.494690][ T32] r10:82918930 r9:ea9bdd84 r8:00000002 r7:60000113 r6:ea9bdd8c r5:850ce000 [ 1330.494715][ T32] r4:850ce000 [ 1330.494755][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.494802][ T32] r5:850ce000 r4:8291892c [ 1330.494845][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.494939][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.494991][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 1330.495016][ T32] r4:00000000 [ 1330.495037][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.495077][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.495115][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.495188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f300 [ 1330.495216][ T32] r4:00000000 [ 1330.495259][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.495334][ T32] r9:83018005 r8:850ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.495359][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.495402][ T32] r5:00001000 r4:e02c3000 [ 1330.495436][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.495486][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.495530][ T32] r5:85154b8c r4:85154800 [ 1330.495550][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.495598][ T32] r7:dddced80 r6:83018000 r5:85154b8c r4:85111a00 [ 1330.495620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.495931][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.496568][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.496830][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1330.496997][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.497144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1330.497737][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1330.497990][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.498052][ T32] r4:00000001 [ 1330.498093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.498161][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.498227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.498259][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.498287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.498317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.498340][ T32] r4:84b6d780 [ 1330.498443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.498479][ T32] INFO: task kworker/0:327:4032 blocked for more than 456 seconds. [ 1330.498545][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.498686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.508533][ T32] task:kworker/0:327 state:D stack:0 pid:4032 tgid:4032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.508640][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.509194][ T32] Call trace: [ 1330.509266][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.509336][ T32] r10:82918930 r9:ea9b5d84 r8:00000002 r7:60000013 r6:ea9b5d8c r5:850c8c00 [ 1330.509380][ T32] r4:850c8c00 [ 1330.509405][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.509474][ T32] r5:850c8c00 r4:8291892c [ 1330.509502][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.509550][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.509629][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 1330.509658][ T32] r4:00000000 [ 1330.509702][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.509749][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.509797][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.509868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f500 [ 1330.509895][ T32] r4:00000000 [ 1330.509916][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.509969][ T32] r9:83018005 r8:850c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1330.509998][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.510051][ T32] r5:00001000 r4:e035d000 [ 1330.510073][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.510116][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.510164][ T32] r5:85154f8c r4:85154c00 [ 1330.510186][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.510239][ T32] r7:dddced80 r6:83018000 r5:85154f8c r4:85111b00 [ 1330.510262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.510313][ T32] r10:61c88647 r9:850c8c00 r8:85111b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.510337][ T32] r4:85111b00 [ 1330.510383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.510460][ T32] r10:00000000 r9:85111b00 r8:8027f5e8 r7:ea9b9e60 r6:85111b80 r5:850c8c00 [ 1330.510493][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1330.510614][ T32] Exception stack(0xea9b5fb0 to 0xea9b5ff8) ** 6 printk messages dropped ** [ 1330.511337][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.511838][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 5 printk messages dropped ** [ 1330.512014][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1330.512378][ T32] r5:00001000 r4:e038d000 ** 4 printk messages dropped ** [ 1330.512683][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1330.512947][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.513153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1330.513376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.513438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.513470][ T32] task:kworker/0:328 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.513519][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.513559][ T32] Call trace: [ 1330.513589][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.513681][ T32] r10:82918930 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:850c9800 [ 1330.513709][ T32] r4:850c9800 [ 1330.513781][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.513838][ T32] r5:850c9800 r4:8291892c [ 1330.513862][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.513903][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.513949][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c5e08 [ 1330.513990][ T32] r4:00000000 [ 1330.514043][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.514089][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.514127][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.514194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f940 [ 1330.514221][ T32] r4:00000000 [ 1330.514240][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.514324][ T32] r9:83018005 r8:850c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.514367][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.514435][ T32] r5:00001000 r4:e0415000 [ 1330.514476][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.514593][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.514642][ T32] r5:8515578c r4:85155400 [ 1330.514684][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.514763][ T32] r7:dddced80 r6:83018000 r5:8515578c r4:85111c00 [ 1330.514791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.514838][ T32] r10:61c88647 r9:850c9800 r8:85111c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.514873][ T32] r4:85111c00 [ 1330.514896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.514942][ T32] r10:00000000 r9:85111c00 r8:8027f5e8 r7:ea9b9e60 r6:85111c80 r5:850c9800 [ 1330.514966][ T32] r4:00000001 [ 1330.515008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.515059][ T32] Exception stack(0xea9c5fb0 to 0xea9c5ff8) [ 1330.515108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.515157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.515208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.515263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.515334][ T32] r4:8511f380 [ 1330.515555][ T32] INFO: task kworker/0:328:4034 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.515602][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.515854][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.515905][ T32] Call trace: [ 1330.515935][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.515985][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.516008][ T32] r4:00000000 [ 1330.516039][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.516081][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.516148][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.516182][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.516227][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.516255][ T32] r5:800c0113 r4:80239bb0 [ 1330.516287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.516332][ T32] r4:82ac11e4 [ 1330.516363][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.516410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.516461][ T32] r4:e0545dc0 [ 1330.516563][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.516611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.516656][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.516790][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.517130][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.517537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.517847][ T32] task:kworker/0:329 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.518475][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 ** 9 printk messages dropped ** [ 1330.539568][ T32] r5:00001000 r4:e04ab000 [ 1330.539593][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.539635][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.539679][ T32] r5:85155f8c r4:85155c00 [ 1330.539699][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.539753][ T32] r7:dddced80 r6:83018000 r5:85155f8c r4:85111d00 [ 1330.539787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.539841][ T32] r10:61c88647 r9:850cec00 r8:85111d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.539889][ T32] r4:85111d00 [ 1330.540019][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.540121][ T32] r10:00000000 r9:85111d00 r8:8027f5e8 r7:ea9c5e60 r6:85111d80 r5:850cec00 [ 1330.540185][ T32] r4:00000001 [ 1330.540209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.540301][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1330.540352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.540396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.540428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.540462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.540492][ T32] r4:8511f7c0 [ 1330.540912][ T32] INFO: task kworker/0:329:4037 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.540949][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.541023][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.541102][ T32] Call trace: [ 1330.541143][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.541197][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.541221][ T32] r4:00000000 [ 1330.541314][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.541359][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.541389][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.541421][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.541448][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.541478][ T32] r5:800c0113 r4:80239bb0 [ 1330.541500][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.541544][ T32] r4:82ac11e4 [ 1330.541565][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.541610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.541647][ T32] r4:e0545dc0 [ 1330.541704][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.541753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.541780][ T32] r4:00000000 [ 1330.541803][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.541850][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.541872][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.541916][ T32] r5:00001000 r4:e038d000 [ 1330.541936][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.541975][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.542019][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.542039][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.542109][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.542134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.542210][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.542238][ T32] r4:84b6e700 [ 1330.542264][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.542313][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.542336][ T32] r4:00000001 [ 1330.542357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.542393][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.542420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.542449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.542555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.542606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.542703][ T32] r4:84b6d780 [ 1330.542732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.542796][ T32] INFO: task kworker/0:330:4038 blocked for more than 457 seconds. [ 1330.542837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.542869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.542892][ T32] task:kworker/0:330 state:D stack:0 pid:4038 tgid:4038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.542939][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.543057][ T32] Call trace: [ 1330.543119][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.543166][ T32] r10:82918930 r9:ea9cdd84 r8:00000002 r7:60000113 r6:ea9cdd8c r5:850c8000 ** 4 printk messages dropped ** [ 1330.543413][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.543734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511fac0 [ 1330.543815][ T32] r4:00000000 [ 1330.543838][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.543943][ T32] r9:83018005 r8:850c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1330.543969][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.544013][ T32] r5:00001000 r4:e043d000 [ 1330.544115][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.544247][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.544311][ T32] r5:85155b8c r4:85155800 [ 1330.544383][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.544433][ T32] r7:dddced80 r6:83018000 r5:85155b8c r4:85111e00 [ 1330.544473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.544526][ T32] r10:61c88647 r9:850c8000 r8:85111e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.544550][ T32] r4:85111e00 [ 1330.544593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.544665][ T32] r10:00000000 r9:85111e00 r8:8027f5e8 r7:ea9c9e60 r6:85111e80 r5:850c8000 [ 1330.544697][ T32] r4:00000001 [ 1330.544719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.544756][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 1330.544799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.544883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.544915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.544946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.544970][ T32] r4:8511f7c0 ** 1 printk messages dropped ** [ 1330.545294][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.545933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.546372][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1330.546715][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.547079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.547371][ T32] task:kworker/0:331 state:D stack:0 pid:4041 tgid:4041 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.547809][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 ** 6 printk messages dropped ** [ 1330.548094][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.548163][ T32] r9:83018005 r8:85016000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1330.548188][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.548231][ T32] r5:00001000 r4:e0673000 [ 1330.548251][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.548290][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.548380][ T32] r5:8515638c r4:85156000 [ 1330.548404][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.548473][ T32] r7:dddced80 r6:83018000 r5:8515638c r4:85111f00 [ 1330.548522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.548575][ T32] r10:61c88647 r9:85016000 r8:85111f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.548601][ T32] r4:85111f00 [ 1330.548679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.564376][ T32] r10:00000000 r9:85111f00 r8:8027f5e8 r7:ea9c9e60 r6:85111f80 r5:85016000 [ 1330.564476][ T32] r4:00000001 [ 1330.564537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.564601][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1330.564632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.564661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.564713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.564748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.564770][ T32] r4:8511f9c0 [ 1330.565172][ T32] INFO: task kworker/0:331:4041 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.565207][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.565298][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.565374][ T32] Call trace: [ 1330.565411][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.565475][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.565505][ T32] r4:00000000 [ 1330.565564][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.565607][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.565660][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.565694][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.565721][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.565748][ T32] r5:800c0113 r4:80239bb0 [ 1330.565769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.565816][ T32] r4:82ac11e4 [ 1330.565836][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.565903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.565955][ T32] r4:e0545dc0 [ 1330.565978][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.566068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.566102][ T32] r4:00000000 [ 1330.566123][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.566173][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.566220][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.566294][ T32] r5:00001000 r4:e038d000 [ 1330.566318][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.566360][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.566410][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.566433][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.566488][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.566549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.566620][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.566648][ T32] r4:84b6e700 [ 1330.566680][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.566772][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.566801][ T32] r4:00000001 [ 1330.566822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.566859][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.566888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.566940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.567232][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.567734][ T32] r5:8501e000 r4:8291892c ** 3 printk messages dropped ** [ 1330.567899][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.568163][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.568342][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.568411][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.568564][ T32] r7:ddde2d80 r6:83018200 r5:8502538c r4:85112980 [ 1330.568640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.579093][ T32] r10:61c88647 r9:8501e000 r8:851129ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.579152][ T32] r4:85112980 [ 1330.579178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.579243][ T32] r10:00000000 r9:85112980 r8:8027f5e8 r7:ea8b9e60 r6:85112a00 r5:8501e000 [ 1330.579266][ T32] r4:00000001 [ 1330.579285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.579323][ T32] Exception stack(0xea9d9fb0 to 0xea9d9ff8) [ 1330.579380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.579415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.579453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.579492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.579537][ T32] r4:85129480 [ 1330.579954][ T32] INFO: task kworker/1:132:4042 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.580085][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.580208][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.580267][ T32] Call trace: [ 1330.580335][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.580399][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.580426][ T32] r4:00000000 [ 1330.580497][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.580579][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.580614][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.580672][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.580752][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.580781][ T32] r5:800c0113 r4:80239bb0 [ 1330.580812][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.580907][ T32] r4:82ac11e4 [ 1330.580931][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.580977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.581006][ T32] r4:e0545dc0 [ 1330.581027][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.581071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.581143][ T32] r4:00000000 [ 1330.581197][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.581255][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.581277][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.581339][ T32] r5:00001000 r4:e038d000 [ 1330.581463][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.581513][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.581556][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.581576][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.581714][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.581744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.581840][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.581868][ T32] r4:84b6e700 [ 1330.582077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.582145][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.582189][ T32] r4:00000001 [ 1330.582243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.582307][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.582361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.582393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.582421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.582450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.582479][ T32] r4:84b6d780 [ 1330.582524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.582773][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.583243][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.583748][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.583994][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.584269][ T32] r7:dddced80 r6:83018000 r5:8515678c r4:8512f000 ** 5 printk messages dropped ** [ 1330.584601][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.584839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.585513][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1330.585887][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.586143][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.586444][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.586896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.586948][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.586983][ T32] r4:00000001 [ 1330.587030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.587069][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.587098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.587149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.587180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.587222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.587247][ T32] r4:84b6d780 [ 1330.587266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.587291][ T32] INFO: task kworker/0:333:4046 blocked for more than 457 seconds. [ 1330.587318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.587342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.587364][ T32] task:kworker/0:333 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.587408][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.587460][ T32] Call trace: [ 1330.587532][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.587624][ T32] r10:82918930 r9:ea9e9d84 r8:00000002 r7:60000113 r6:ea9e9d8c r5:8501c800 [ 1330.587660][ T32] r4:8501c800 [ 1330.587681][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.587724][ T32] r5:8501c800 r4:8291892c [ 1330.587759][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.587803][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.587850][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 [ 1330.587884][ T32] r4:00000000 [ 1330.587925][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.587994][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.588040][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.588082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134280 [ 1330.588105][ T32] r4:00000000 [ 1330.588148][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.588196][ T32] r9:83018005 r8:8501c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1330.588243][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.588288][ T32] r5:00001000 r4:ea849000 [ 1330.588309][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.588365][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.588437][ T32] r5:8515778c r4:85157400 [ 1330.588460][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.588535][ T32] r7:dddced80 r6:83018000 r5:8515778c r4:8512f080 [ 1330.588569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.605388][ T32] r10:61c88647 r9:8501c800 r8:8512f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.605531][ T32] r4:8512f080 [ 1330.605563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.605636][ T32] r10:00000000 r9:8512f080 r8:8027f5e8 r7:ea9e5e60 r6:85112b00 r5:8501c800 ** 2 printk messages dropped ** [ 1330.605718][ T32] Exception stack(0xea9e9fb0 to 0xea9e9ff8) ** 5 printk messages dropped ** [ 1330.606451][ T32] INFO: task kworker/0:333:4046 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1330.606940][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1330.607287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 8 printk messages dropped ** [ 1330.607725][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.607961][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.608052][ T32] r4:00000001 [ 1330.608079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.608117][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.608144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.608173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.608201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.608245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.608272][ T32] r4:84b6d780 [ 1330.608295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.608348][ T32] INFO: task kworker/0:334:4047 blocked for more than 457 seconds. [ 1330.608387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.608425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.608450][ T32] task:kworker/0:334 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.608508][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.608562][ T32] Call trace: [ 1330.608667][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.619241][ T32] r10:82918930 r9:ea9edd84 r8:00000002 r7:60000113 r6:ea9edd8c r5:851c0000 [ 1330.619285][ T32] r4:851c0000 [ 1330.619307][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.619369][ T32] r5:851c0000 r4:8291892c [ 1330.619389][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.619430][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.619499][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1330.619527][ T32] r4:00000000 [ 1330.619559][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.619601][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.619642][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.619694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851150c0 [ 1330.619721][ T32] r4:00000000 [ 1330.619741][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.619846][ T32] r9:83018005 r8:851c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1330.619896][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.619948][ T32] r5:00001000 r4:e46db000 [ 1330.620065][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.620108][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.620152][ T32] r5:85156b8c r4:85156800 [ 1330.620173][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.620220][ T32] r7:dddced80 r6:83018000 r5:85156b8c r4:8512f100 [ 1330.620264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.620339][ T32] r10:61c88647 r9:851c0000 r8:8512f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.620361][ T32] r4:8512f100 [ 1330.620393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.620449][ T32] r10:00000000 r9:8512f100 r8:8027f5e8 r7:ea9e9e60 r6:85112b80 r5:851c0000 [ 1330.620532][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.620784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.621620][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1330.622106][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.622287][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.622585][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.623026][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.623137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.623210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.623244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.623266][ T32] r4:84b6d780 [ 1330.623287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.623316][ T32] INFO: task kworker/0:335:4049 blocked for more than 457 seconds. [ 1330.623349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.623373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.623399][ T32] task:kworker/0:335 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.623482][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.623539][ T32] Call trace: [ 1330.623626][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.623676][ T32] r10:82918930 r9:ea9f5d84 r8:00000002 r7:60000113 r6:ea9f5d8c r5:851c1800 [ 1330.623700][ T32] r4:851c1800 [ 1330.623718][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.623757][ T32] r5:851c1800 r4:8291892c [ 1330.623777][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.623814][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.623883][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [ 1330.623910][ T32] r4:00000000 [ 1330.623930][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.623968][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.624039][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.624125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fefc0 [ 1330.624209][ T32] r4:00000000 [ 1330.624270][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.624346][ T32] r9:83018005 r8:851c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1330.624370][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.624411][ T32] r5:00001000 r4:ea81b000 [ 1330.624446][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.624548][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.624596][ T32] r5:85156f8c r4:85156c00 [ 1330.624617][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.624661][ T32] r7:dddced80 r6:83018000 r5:85156f8c r4:8512f180 [ 1330.624726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.624795][ T32] r10:61c88647 r9:851c1800 r8:8512f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.624846][ T32] r4:8512f180 [ 1330.624869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.624914][ T32] r10:00000000 r9:8512f180 r8:8027f5e8 r7:ea9e9e60 r6:85112c00 r5:851c1800 [ 1330.624937][ T32] r4:00000001 [ 1330.624955][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.624993][ T32] Exception stack(0xea9f5fb0 to 0xea9f5ff8) [ 1330.625021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.625049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.625124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.625158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.625181][ T32] r4:8511ff80 [ 1330.625429][ T32] INFO: task kworker/0:335:4049 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 5 printk messages dropped ** [ 1330.625895][ T32] r4:00000000 [ 1330.625918][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.625981][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.626012][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.626090][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.626144][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.626195][ T32] r5:800c0113 r4:80239bb0 [ 1330.626243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.626289][ T32] r4:82ac11e4 [ 1330.626336][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.626382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.626451][ T32] r4:e0545dc0 [ 1330.626524][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.626583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.626606][ T32] r4:00000000 [ 1330.626626][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.626671][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.626694][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.626739][ T32] r5:00001000 r4:e038d000 [ 1330.626760][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.626797][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.626838][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.626904][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.627041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.627297][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1330.627686][ T32] INFO: task kworker/0:336:4051 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.628134][ T32] r5:851c3000 r4:8291892c ** 3 printk messages dropped ** [ 1330.628377][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.628563][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.644727][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.644778][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.644893][ T32] r7:dddced80 r6:83018000 r5:8515738c r4:8512f200 ** 7 printk messages dropped ** [ 1330.645267][ T32] Exception stack(0xea9fdfb0 to 0xea9fdff8) ** 5 printk messages dropped ** [ 1330.645879][ T32] INFO: task kworker/0:336:4051 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1330.646360][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 4 printk messages dropped ** [ 1330.646649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.646694][ T32] r4:82ac11e4 [ 1330.646725][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.646771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.646818][ T32] r4:e0545dc0 [ 1330.646842][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.646886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.646909][ T32] r4:00000000 [ 1330.646928][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.647006][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.647035][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.647182][ T32] r5:00001000 r4:e038d000 [ 1330.647206][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.647262][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.647336][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.647358][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.647469][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.647498][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.647613][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.647644][ T32] r4:84b6e700 [ 1330.647740][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.647832][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.647944][ T32] r4:00000001 [ 1330.647993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.648033][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.648060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.648089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.648116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.648146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.648179][ T32] r4:84b6d780 [ 1330.648204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.648234][ T32] INFO: task kworker/0:337:4054 blocked for more than 457 seconds. [ 1330.648266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.648294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.648340][ T32] task:kworker/0:337 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.648448][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.648537][ T32] Call trace: [ 1330.648576][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.648622][ T32] r10:82918930 r9:eaa09d84 r8:00000002 r7:60000013 r6:eaa09d8c r5:851c4800 ** 5 printk messages dropped ** [ 1330.658056][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 ** 8 printk messages dropped ** [ 1330.658529][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.663660][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.663883][ T32] r7:dddced80 r6:83018000 r5:85157b8c r4:8512f280 ** 5 printk messages dropped ** [ 1330.664126][ T32] r4:00000001 [ 1330.664180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.664276][ T32] Exception stack(0xeaa09fb0 to 0xeaa09ff8) [ 1330.664336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.664393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.664443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.664535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.664613][ T32] r4:851341c0 [ 1330.665145][ T32] INFO: task kworker/0:337:4054 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.665210][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.665286][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.665341][ T32] Call trace: [ 1330.665375][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.665481][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.665510][ T32] r4:00000000 [ 1330.665530][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.665570][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.665600][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.665699][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.665754][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.665810][ T32] r5:800c0113 r4:80239bb0 [ 1330.665862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.665909][ T32] r4:82ac11e4 [ 1330.665955][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.666003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.666026][ T32] r4:e0545dc0 [ 1330.666097][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.666168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.666195][ T32] r4:00000000 [ 1330.666288][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.666339][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.666410][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.666544][ T32] r5:00001000 r4:e038d000 [ 1330.666579][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.666621][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.666666][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.666687][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.666754][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.666828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.666891][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.666917][ T32] r4:84b6e700 [ 1330.666937][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.666981][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.667004][ T32] r4:00000001 [ 1330.667035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1330.667234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1330.667783][ T32] r10:82918930 r9:eaa11d84 r8:00000002 r7:60000113 r6:eaa11d8c r5:851c3c00 ** 6 printk messages dropped ** [ 1330.668102][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.668253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134540 [ 1330.668315][ T32] r4:00000000 [ 1330.668364][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.668415][ T32] r9:83018005 r8:851c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1330.668441][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.668554][ T32] r5:00001000 r4:ea8db000 [ 1330.668580][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.677272][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.677356][ T32] r5:85157f8c r4:85157c00 [ 1330.677439][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.677498][ T32] r7:dddced80 r6:83018000 r5:85157f8c r4:8512f300 [ 1330.677522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.677606][ T32] r10:61c88647 r9:851c3c00 r8:8512f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.677653][ T32] r4:8512f300 [ 1330.677718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.677783][ T32] r10:00000000 r9:8512f300 r8:8027f5e8 r7:eaa09e60 r6:85112d80 r5:851c3c00 [ 1330.677818][ T32] r4:00000001 [ 1330.677843][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.677882][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1330.677944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.678011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.678043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.678073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.678097][ T32] r4:851342c0 [ 1330.678545][ T32] INFO: task kworker/0:338:4056 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.678586][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.683261][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.683418][ T32] Call trace: [ 1330.683474][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.683530][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.683555][ T32] r4:00000000 [ 1330.683575][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.683638][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.683699][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.683735][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.683762][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.683786][ T32] r5:800c0113 r4:80239bb0 [ 1330.683805][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.683880][ T32] r4:82ac11e4 [ 1330.683904][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.684000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.684050][ T32] r4:e0545dc0 [ 1330.684072][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.684116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.684185][ T32] r4:00000000 [ 1330.684210][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.684282][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.684309][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.684354][ T32] r5:00001000 r4:e038d000 [ 1330.684446][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.684502][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.684552][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.684574][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.684667][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.684693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.684744][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.684790][ T32] r4:84b6e700 [ 1330.684836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.684896][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.684922][ T32] r4:00000001 [ 1330.684960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1330.685092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.685412][ T32] task:kworker/0:339 state:D stack:0 pid:4057 tgid:4057 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.685939][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.686163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134700 ** 5 printk messages dropped ** [ 1330.686388][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.686597][ T32] r7:dddced80 r6:83018000 r5:8515c38c r4:8512f380 ** 4 printk messages dropped ** [ 1330.686777][ T32] r10:00000000 r9:8512f380 r8:8027f5e8 r7:eaa11e60 r6:85112e00 r5:851c5400 ** 8 printk messages dropped ** [ 1330.687469][ T32] INFO: task kworker/0:339:4057 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1330.687999][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 2 printk messages dropped ** [ 1330.688097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.688141][ T32] r4:82ac11e4 [ 1330.688185][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.688248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.688274][ T32] r4:e0545dc0 [ 1330.688295][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.688338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.688430][ T32] r4:00000000 [ 1330.688454][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.688505][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.688527][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.688570][ T32] r5:00001000 r4:e038d000 [ 1330.688591][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.700785][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.700881][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.700904][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.700953][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.700975][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.701021][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.701067][ T32] r4:84b6e700 [ 1330.701093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.701141][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.701164][ T32] r4:00000001 [ 1330.701183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.701220][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.701250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.701280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.701307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.701337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.701359][ T32] r4:84b6d780 [ 1330.701407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.701444][ T32] INFO: task kworker/0:340:4059 blocked for more than 457 seconds. [ 1330.701490][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.701519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.701541][ T32] task:kworker/0:340 state:D stack:0 pid:4059 tgid:4059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.701651][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.701731][ T32] Call trace: [ 1330.701832][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.701915][ T32] r10:82918930 r9:eaa1dd84 r8:00000002 r7:60000113 r6:eaa1dd8c r5:851c0c00 [ 1330.701943][ T32] r4:851c0c00 [ 1330.701964][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.702005][ T32] r5:851c0c00 r4:8291892c [ 1330.702036][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.702080][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.702175][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1330.702200][ T32] r4:00000000 [ 1330.702219][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.702274][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.702332][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.702401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134840 [ 1330.702425][ T32] r4:00000000 [ 1330.702446][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.702537][ T32] r9:83018005 r8:851c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1330.702597][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.702660][ T32] r5:00001000 r4:ea8f7000 [ 1330.702683][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.702724][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.702765][ T32] r5:8515c78c r4:8515c400 [ 1330.702799][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.702847][ T32] r7:dddced80 r6:83018000 r5:8515c78c r4:8512f400 [ 1330.702868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.702915][ T32] r10:61c88647 r9:851c0c00 r8:8512f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.702961][ T32] r4:8512f400 [ 1330.702985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.703032][ T32] r10:00000000 r9:8512f400 r8:8027f5e8 r7:eaa15e60 r6:85112e80 r5:851c0c00 [ 1330.703103][ T32] r4:00000001 [ 1330.703128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.703164][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1330.703190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.703218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.703244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.703272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.703294][ T32] r4:85134340 [ 1330.703783][ T32] INFO: task kworker/0:340:4059 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.703853][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.703981][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.704033][ T32] Call trace: [ 1330.704119][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.704172][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1330.704341][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 12 printk messages dropped ** [ 1330.704821][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.705207][ T32] r4:84b6e700 ** 1 printk messages dropped ** [ 1330.705277][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.705300][ T32] r4:00000001 [ 1330.705320][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.705355][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.705380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.705422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.705457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.705507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.705533][ T32] r4:84b6d780 [ 1330.705565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.705594][ T32] INFO: task kworker/0:341:4062 blocked for more than 457 seconds. [ 1330.705622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.705670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.705694][ T32] task:kworker/0:341 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.705784][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.705853][ T32] Call trace: [ 1330.705888][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.705935][ T32] r10:82918930 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:851c6c00 [ 1330.705973][ T32] r4:851c6c00 [ 1330.705996][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.706036][ T32] r5:851c6c00 r4:8291892c [ 1330.706055][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.706093][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.706149][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1330.706174][ T32] r4:00000000 [ 1330.706194][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1330.706473][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.706587][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.706767][ T32] r7:dddced80 r6:83018000 r5:8515cb8c r4:8512f480 [ 1330.706789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.706834][ T32] r10:61c88647 r9:851c6c00 r8:8512f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.706876][ T32] r4:8512f480 [ 1330.706923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.706970][ T32] r10:00000000 r9:8512f480 r8:8027f5e8 r7:eaa1de60 r6:85112f00 r5:851c6c00 [ 1330.707005][ T32] r4:00000001 [ 1330.707037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.707087][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1330.707117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.707145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.707173][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.707230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.707256][ T32] r4:851346c0 [ 1330.707453][ T32] INFO: task kworker/0:341:4062 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.707523][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.707636][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.707692][ T32] Call trace: [ 1330.707722][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.707769][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.707816][ T32] r4:00000000 [ 1330.707864][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.707907][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.707937][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.708000][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 2 printk messages dropped ** [ 1330.708148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.708552][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.719436][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.719731][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.719995][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.720716][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.720808][ T32] r4:00000000 [ 1330.720854][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.720913][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.720957][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.720999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134c00 [ 1330.721021][ T32] r4:00000000 [ 1330.721049][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.721102][ T32] r9:83018005 r8:851c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1330.721126][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.721170][ T32] r5:00001000 r4:eaa3d000 [ 1330.721201][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.721245][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.721287][ T32] r5:8515d38c r4:8515d000 [ 1330.721306][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.721349][ T32] r7:dddced80 r6:83018000 r5:8515d38c r4:8512f500 [ 1330.721369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.721414][ T32] r10:61c88647 r9:851c2400 r8:8512f52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.721436][ T32] r4:8512f500 [ 1330.721480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.721529][ T32] r10:00000000 r9:8512f500 r8:8027f5e8 r7:eaa25e60 r6:85112f80 r5:851c2400 [ 1330.721553][ T32] r4:00000001 [ 1330.721600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.721638][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) ** 1 printk messages dropped ** [ 1330.721746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.722575][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.722916][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1330.723258][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1330.723456][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.723902][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1330.724237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1330.724552][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.724929][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1330.725143][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.725230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134a80 [ 1330.725293][ T32] r4:00000000 [ 1330.725389][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.725476][ T32] r9:83018005 r8:84898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1330.725508][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.725567][ T32] r5:00001000 r4:eaa2d000 [ 1330.725591][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.725653][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.725699][ T32] r5:8515cf8c r4:8515cc00 [ 1330.725726][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.725847][ T32] r7:dddced80 r6:83018000 r5:8515cf8c r4:8512f580 [ 1330.725873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.725921][ T32] r10:61c88647 r9:84898c00 r8:8512f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.725967][ T32] r4:8512f580 [ 1330.725990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.726051][ T32] r10:00000000 r9:8512f580 r8:8027f5e8 r7:eaa35e60 r6:8512f600 r5:84898c00 [ 1330.726084][ T32] r4:00000001 [ 1330.726108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.726155][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1330.726185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.726261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.726292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.726321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.726343][ T32] r4:85134740 [ 1330.726585][ T32] INFO: task kworker/0:343:4065 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.726624][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.726682][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.726813][ T32] Call trace: [ 1330.726874][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1330.726948][ T32] r4:00000000 [ 1330.726967][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.727004][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.727031][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.727060][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.727087][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.727111][ T32] r5:800c0113 r4:80239bb0 [ 1330.727130][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.727170][ T32] r4:82ac11e4 [ 1330.727201][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.727248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.727312][ T32] r4:e0545dc0 [ 1330.727336][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.727380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.727402][ T32] r4:00000000 [ 1330.727421][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.727470][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.727496][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.727589][ T32] r5:00001000 r4:e038d000 [ 1330.727639][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.727682][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.727729][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.727749][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.727809][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.727842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.727896][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.727933][ T32] r4:84b6e700 [ 1330.727979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.728049][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.728087][ T32] r4:00000001 [ 1330.728108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.728144][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.728170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.728200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.728232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.728262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.728325][ T32] r4:84b6d780 [ 1330.728349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1330.728506][ T32] task:kworker/0:344 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.749568][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.749783][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.749998][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.750322][ T32] r7:dddced80 r6:83018000 r5:8515d78c r4:8512f680 ** 8 printk messages dropped ** [ 1330.750724][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.751388][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.751510][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.751612][ T32] Call trace: [ 1330.751645][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.751719][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.751785][ T32] r4:00000000 [ 1330.751810][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.751869][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.751904][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.751958][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.751987][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.752013][ T32] r5:800c0113 r4:80239bb0 [ 1330.752079][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.752126][ T32] r4:82ac11e4 [ 1330.752164][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.752210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.752304][ T32] r4:e0545dc0 [ 1330.752328][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.752372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.752417][ T32] r4:00000000 [ 1330.752467][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.752517][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.752539][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.752581][ T32] r5:00001000 r4:e038d000 [ 1330.752600][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.752638][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.752679][ T32] r5:84ab1b8c r4:84ab1800 ** 2 printk messages dropped ** [ 1330.752779][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.753220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.753669][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.754055][ T32] r5:851c8c00 r4:8291892c ** 6 printk messages dropped ** [ 1330.754404][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1330.754837][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.754985][ T32] r7:dddced80 r6:83018000 r5:8515db8c r4:8512f780 ** 5 printk messages dropped ** [ 1330.755159][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.755338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.755366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.755435][ T32] r4:85134b00 [ 1330.755664][ T32] INFO: task kworker/0:345:4070 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.755701][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.755819][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.755894][ T32] Call trace: [ 1330.755954][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.756003][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.756041][ T32] r4:00000000 [ 1330.756065][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.756125][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.756157][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.756186][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.756235][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.756263][ T32] r5:800c0113 r4:80239bb0 [ 1330.756329][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.756398][ T32] r4:82ac11e4 [ 1330.756422][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.756496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.756564][ T32] r4:e0545dc0 [ 1330.756596][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.756663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.756690][ T32] r4:00000000 [ 1330.756714][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.756816][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.756847][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.756927][ T32] r5:00001000 r4:e038d000 [ 1330.756952][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.757017][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.757103][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.757142][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.757191][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.757237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.757323][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.757350][ T32] r4:84b6e700 [ 1330.757370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.757414][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.757436][ T32] r4:00000001 [ 1330.757455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.757549][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.757648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.757683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.757713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.757747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.757770][ T32] r4:84b6d780 [ 1330.757790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.757814][ T32] INFO: task kworker/0:346:4072 blocked for more than 457 seconds. [ 1330.757842][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1330.757955][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.758131][ T32] r10:82918930 r9:eaa6dd84 r8:00000002 r7:60000013 r6:eaa6dd8c r5:851c8000 ** 4 printk messages dropped ** [ 1330.758318][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.758553][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1330.775958][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.776165][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.776205][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.776247][ T32] r5:8515e38c r4:8515e000 [ 1330.776267][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.776315][ T32] r7:dddced80 r6:83018000 r5:8515e38c r4:8512f800 ** 2 printk messages dropped ** [ 1330.776443][ T32] r4:8512f800 ** 1 printk messages dropped ** [ 1330.776655][ T32] r10:00000000 r9:8512f800 r8:8027f5e8 r7:eaa5de60 r6:8514a080 r5:851c8000 [ 1330.776724][ T32] r4:00000001 [ 1330.776869][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.776993][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1330.777105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.777147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.777176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.777361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.777387][ T32] r4:85134d40 [ 1330.777846][ T32] INFO: task kworker/0:346:4072 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.777914][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.778041][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.778117][ T32] Call trace: [ 1330.778160][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.778248][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.778315][ T32] r4:00000000 [ 1330.778339][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.778378][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.778407][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.778437][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.778467][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.778522][ T32] r5:800c0113 r4:80239bb0 [ 1330.778557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.778603][ T32] r4:82ac11e4 [ 1330.778624][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.788198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.788250][ T32] r4:e0545dc0 [ 1330.788273][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.788341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.788364][ T32] r4:00000000 [ 1330.788385][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.788434][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.788475][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.788552][ T32] r5:00001000 r4:e038d000 [ 1330.788579][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.788986][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.789053][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.789075][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.789122][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.789144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.789192][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.789239][ T32] r4:84b6e700 [ 1330.789314][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.789373][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.789397][ T32] r4:00000001 [ 1330.789445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.789495][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.789528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.789558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.789586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.789616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.789638][ T32] r4:84b6d780 [ 1330.789662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.789718][ T32] INFO: task kworker/0:347:4074 blocked for more than 457 seconds. [ 1330.789782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.789825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.789852][ T32] task:kworker/0:347 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.789910][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.790004][ T32] Call trace: [ 1330.790161][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.790224][ T32] r10:82918930 r9:eaa7dd84 r8:00000002 r7:60000013 r6:eaa7dd8c r5:851cb000 [ 1330.790261][ T32] r4:851cb000 [ 1330.790312][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.790378][ T32] r5:851cb000 r4:8291892c [ 1330.790400][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.790441][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.790494][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1330.790581][ T32] r4:00000000 [ 1330.790607][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.790677][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.790732][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.790785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134fc0 [ 1330.790836][ T32] r4:00000000 [ 1330.790859][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.790917][ T32] r9:83018005 r8:851cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1330.790943][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.791004][ T32] r5:00001000 r4:eaa65000 [ 1330.791029][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.791068][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.791109][ T32] r5:8515df8c r4:8515dc00 [ 1330.791133][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.791193][ T32] r7:dddced80 r6:83018000 r5:8515df8c r4:8512f880 [ 1330.791217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.791273][ T32] r10:61c88647 r9:851cb000 r8:8512f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.791299][ T32] r4:8512f880 [ 1330.791319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.791373][ T32] r10:00000000 r9:8512f880 r8:8027f5e8 r7:eaa6de60 r6:8514a100 r5:851cb000 [ 1330.791421][ T32] r4:00000001 [ 1330.791471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.791513][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1330.791567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.791602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.791631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.791685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.791738][ T32] r4:85134d40 [ 1330.792153][ T32] INFO: task kworker/0:347:4074 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.792211][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.792303][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.792414][ T32] Call trace: [ 1330.792449][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.792532][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.792560][ T32] r4:00000000 [ 1330.792580][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.792646][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.792679][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.792708][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.792736][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.792762][ T32] r5:800c0113 r4:80239bb0 [ 1330.792783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.792825][ T32] r4:82ac11e4 [ 1330.792856][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.792931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.792957][ T32] r4:e0545dc0 [ 1330.792977][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.793027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.793075][ T32] r4:00000000 [ 1330.793121][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.793183][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.793232][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.793279][ T32] r5:00001000 r4:e038d000 [ 1330.793300][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.793354][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.793400][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.793421][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.793472][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.793494][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.793551][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.793634][ T32] r4:84b6e700 [ 1330.793658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.793704][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.793726][ T32] r4:00000001 [ 1330.793745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.793793][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.793824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.793854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.793913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.793946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.793968][ T32] r4:84b6d780 [ 1330.793987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.794012][ T32] INFO: task kworker/0:348:4075 blocked for more than 457 seconds. [ 1330.794039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.794063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.794083][ T32] task:kworker/0:348 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.794156][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.794197][ T32] Call trace: [ 1330.794227][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.794274][ T32] r10:82918930 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:851cbc00 ** 2 printk messages dropped ** [ 1330.794383][ T32] r5:851cbc00 r4:8291892c ** 2 printk messages dropped ** [ 1330.794498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 ** 3 printk messages dropped ** [ 1330.794716][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1330.795048][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.795138][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.795206][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.795318][ T32] r7:dddced80 r6:83018000 r5:8515e78c r4:8512f900 ** 2 printk messages dropped ** [ 1330.795406][ T32] r4:8512f900 ** 1 printk messages dropped ** [ 1330.795479][ T32] r10:00000000 r9:8512f900 r8:8027f5e8 r7:eaa6de60 r6:8514a180 r5:851cbc00 [ 1330.795559][ T32] r4:00000001 [ 1330.795582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.795617][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1330.795643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.795671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.795698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.795753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.795892][ T32] r4:85134d40 [ 1330.796101][ T32] INFO: task kworker/0:348:4075 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.796250][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.796394][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.796476][ T32] Call trace: [ 1330.796508][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.796562][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.796611][ T32] r4:00000000 [ 1330.796668][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.796710][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.796776][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.796833][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.796911][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.796941][ T32] r5:800c0113 r4:80239bb0 [ 1330.796962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.797003][ T32] r4:82ac11e4 [ 1330.797022][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.797091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.797144][ T32] r4:e0545dc0 [ 1330.797167][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.797236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.797288][ T32] r4:00000000 [ 1330.797310][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.797356][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.797406][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.797456][ T32] r5:00001000 r4:e038d000 [ 1330.797484][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.797532][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.797663][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.797688][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.797742][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.797765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.797810][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.797854][ T32] r4:84b6e700 [ 1330.797882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.797959][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.797984][ T32] r4:00000001 [ 1330.798051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.798186][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.798241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.798274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.798325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.798358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.798382][ T32] r4:84b6d780 [ 1330.798401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.798426][ T32] INFO: task kworker/0:349:4078 blocked for more than 457 seconds. [ 1330.798454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.798484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.798591][ T32] task:kworker/0:349 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.815520][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.815613][ T32] Call trace: [ 1330.815649][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.815708][ T32] r10:82918930 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:851c9800 [ 1330.815763][ T32] r4:851c9800 [ 1330.815790][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.815833][ T32] r5:851c9800 r4:8291892c [ 1330.815854][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.815905][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.815967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 1330.815995][ T32] r4:00000000 [ 1330.816021][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.816064][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.816152][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.816199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8340 [ 1330.816245][ T32] r4:00000000 [ 1330.816269][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.816340][ T32] r9:83018005 r8:851c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1330.816367][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.816411][ T32] r5:00001000 r4:eaa91000 [ 1330.816455][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.816529][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.816595][ T32] r5:8515eb8c r4:8515e800 [ 1330.816619][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.816678][ T32] r7:dddced80 r6:83018000 r5:8515eb8c r4:8512f980 [ 1330.816705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.816763][ T32] r10:61c88647 r9:851c9800 r8:8512f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.816813][ T32] r4:8512f980 [ 1330.816851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.816924][ T32] r10:00000000 r9:8512f980 r8:8027f5e8 r7:eaa81e60 r6:8514a200 r5:851c9800 [ 1330.816950][ T32] r4:00000001 [ 1330.816971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.817019][ T32] Exception stack(0xeaa95fb0 to 0xeaa95ff8) [ 1330.817074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.817118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.817148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.817178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.817227][ T32] r4:851f8100 [ 1330.817687][ T32] INFO: task kworker/0:349:4078 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.817760][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.817857][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.817973][ T32] Call trace: [ 1330.818084][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.818140][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.818164][ T32] r4:00000000 [ 1330.818197][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.818239][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.818268][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.818297][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.818323][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.818349][ T32] r5:800c0113 r4:80239bb0 [ 1330.818370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.818411][ T32] r4:82ac11e4 [ 1330.818431][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.818538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.818572][ T32] r4:e0545dc0 [ 1330.825034][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.825181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.825227][ T32] r4:00000000 [ 1330.825276][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.825334][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.825359][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.825406][ T32] r5:00001000 r4:e038d000 [ 1330.825461][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.825542][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.825591][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.825646][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.825722][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.825748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.825797][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.825820][ T32] r4:84b6e700 [ 1330.825839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.825907][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.825934][ T32] r4:00000001 [ 1330.825977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.826019][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.826051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.826079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.826118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.826151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.826175][ T32] r4:84b6d780 [ 1330.826223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.826330][ T32] INFO: task kworker/0:350:4080 blocked for more than 457 seconds. [ 1330.826398][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.826455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.826487][ T32] task:kworker/0:350 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.826589][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.826687][ T32] Call trace: [ 1330.826762][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.826819][ T32] r10:82918930 r9:eaaa1d84 r8:00000002 r7:60000013 r6:eaaa1d8c r5:851cc800 ** 2 printk messages dropped ** [ 1330.826960][ T32] r5:851cc800 r4:8291892c ** 1 printk messages dropped ** [ 1330.827031][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1330.827281][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.827665][ T32] r5:00001000 r4:eaa9d000 [ 1330.827735][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.827783][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.827851][ T32] r5:8515ef8c r4:8515ec00 [ 1330.827900][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.827949][ T32] r7:dddced80 r6:83018000 r5:8515ef8c r4:8512fa00 ** 1 printk messages dropped ** [ 1330.828071][ T32] r10:61c88647 r9:851cc800 r8:8512fa2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.828527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.835952][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.836375][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.836405][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.836434][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.836460][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.836494][ T32] r5:800c0113 r4:80239bb0 [ 1330.836513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.836557][ T32] r4:82ac11e4 [ 1330.836577][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.836643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.836681][ T32] r4:e0545dc0 [ 1330.836705][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.836772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.836889][ T32] r4:00000000 [ 1330.836912][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.836970][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.836996][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.837062][ T32] r5:00001000 r4:e038d000 [ 1330.837109][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.837154][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.837198][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.837218][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.837264][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.837305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.837355][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.837378][ T32] r4:84b6e700 [ 1330.837415][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.837468][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.837492][ T32] r4:00000001 [ 1330.837543][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.837623][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.837654][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.837702][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.837765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.837799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.837822][ T32] r4:84b6d780 [ 1330.837846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.837925][ T32] INFO: task kworker/0:351:4082 blocked for more than 457 seconds. [ 1330.837967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.838016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.838040][ T32] task:kworker/0:351 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.838160][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.838234][ T32] Call trace: [ 1330.838291][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.838349][ T32] r10:82918930 r9:eaaadd84 r8:00000002 r7:60000013 r6:eaaadd8c r5:851cd400 [ 1330.838372][ T32] r4:851cd400 [ 1330.838392][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.838457][ T32] r5:851cd400 r4:8291892c [ 1330.838486][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.838581][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.847447][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1330.847602][ T32] r4:00000000 [ 1330.847715][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.847912][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.847988][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.848065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f85c0 [ 1330.848093][ T32] r4:00000000 [ 1330.848114][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.848188][ T32] r9:83018005 r8:851cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1330.848214][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.848262][ T32] r5:00001000 r4:eaaa9000 [ 1330.848283][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.848356][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.848405][ T32] r5:8515f38c r4:8515f000 [ 1330.848681][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.854599][ T32] r7:dddced80 r6:83018000 r5:8515f38c r4:8512fa80 [ 1330.854639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.854706][ T32] r10:61c88647 r9:851cd400 r8:8512faac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.854736][ T32] r4:8512fa80 [ 1330.854781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.854855][ T32] r10:00000000 r9:8512fa80 r8:8027f5e8 r7:eaaa1e60 r6:8514a300 r5:851cd400 [ 1330.854899][ T32] r4:00000001 [ 1330.855272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.855324][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1330.855359][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.855390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.855435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.855480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1330.856018][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.856168][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1330.856529][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1330.856671][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1330.857404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 2 printk messages dropped ** [ 1330.857560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.857612][ T32] r4:00000000 [ 1330.857636][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.857684][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.857706][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.857751][ T32] r5:00001000 r4:e038d000 [ 1330.857786][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.857831][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.857889][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.857912][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.857958][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.857979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.858024][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.858358][ T32] r4:84b6e700 [ 1330.858551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.858650][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.867876][ T32] r4:00000001 [ 1330.867940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.868002][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.868034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.868085][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.868117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.868160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.868336][ T32] r4:84b6d780 [ 1330.868399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.868435][ T32] INFO: task kworker/0:352:4084 blocked for more than 457 seconds. [ 1330.868612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.868644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.868667][ T32] task:kworker/0:352 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.868796][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.871387][ T32] Call trace: [ 1330.871427][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.871580][ T32] r10:82918930 r9:eaa79d84 r8:00000002 r7:60000013 r6:eaa79d8c r5:8489bc00 [ 1330.871967][ T32] r4:8489bc00 [ 1330.872399][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.872447][ T32] r5:8489bc00 r4:8291892c [ 1330.872474][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.872515][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.872561][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1330.872583][ T32] r4:00000000 [ 1330.872633][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.872677][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.872717][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.872765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8780 [ 1330.872788][ T32] r4:00000000 [ 1330.872807][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.872855][ T32] r9:83018005 r8:8489bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1330.872878][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.872922][ T32] r5:00001000 r4:eaab5000 [ 1330.872943][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.872987][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.873031][ T32] r5:8515f78c r4:8515f400 [ 1330.873744][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.873968][ T32] r7:dddced80 r6:83018000 r5:8515f78c r4:8512fb00 [ 1330.873995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.874042][ T32] r10:61c88647 r9:8489bc00 r8:8512fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.874065][ T32] r4:8512fb00 [ 1330.874097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.874145][ T32] r10:00000000 r9:8512fb00 r8:8027f5e8 r7:eaaade60 r6:8512fb80 r5:8489bc00 [ 1330.874361][ T32] r4:00000001 [ 1330.874522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.874585][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1330.874618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.874648][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.874674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.874703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.874735][ T32] r4:851f8480 [ 1330.875471][ T32] INFO: task kworker/0:352:4084 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.875510][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.875638][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.875729][ T32] Call trace: [ 1330.875930][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.876000][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.876043][ T32] r4:00000000 [ 1330.876071][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.876111][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.876140][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.876186][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.876216][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.876244][ T32] r5:800c0113 r4:80239bb0 [ 1330.876266][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.876308][ T32] r4:82ac11e4 [ 1330.876344][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.876428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.876660][ T32] r4:e0545dc0 [ 1330.876708][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.876851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.876934][ T32] r4:00000000 [ 1330.877070][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.877158][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.877183][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.877226][ T32] r5:00001000 r4:e038d000 [ 1330.877245][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.877283][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.877324][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.877344][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.877389][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.877409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.877453][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.877518][ T32] r4:84b6e700 [ 1330.877571][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.877633][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.877657][ T32] r4:00000001 [ 1330.877677][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.877764][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.877795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.877824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.877896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.877929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.878012][ T32] r4:84b6d780 [ 1330.878037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.878067][ T32] INFO: task kworker/0:353:4086 blocked for more than 457 seconds. [ 1330.878135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.878164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.878187][ T32] task:kworker/0:353 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.878232][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.878288][ T32] Call trace: [ 1330.878517][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.878571][ T32] r10:82918930 r9:eaa59d84 r8:00000002 r7:60000013 r6:eaa59d8c r5:8489c800 [ 1330.878616][ T32] r4:8489c800 [ 1330.878642][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.878762][ T32] r5:8489c800 r4:8291892c [ 1330.891586][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.891676][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.891727][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [ 1330.891751][ T32] r4:00000000 [ 1330.892066][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.892146][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.892951][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.893002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8cc0 [ 1330.893027][ T32] r4:00000000 [ 1330.893047][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.893094][ T32] r9:83018005 r8:8489c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1330.893192][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.893579][ T32] r5:00001000 r4:eaadd000 [ 1330.893608][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.893649][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.893694][ T32] r5:8516038c r4:85160000 [ 1330.893715][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.894002][ T32] r7:dddced80 r6:83018000 r5:8516038c r4:8512fc00 [ 1330.894028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.894479][ T32] r10:61c88647 r9:8489c800 r8:8512fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.894553][ T32] r4:8512fc00 [ 1330.894577][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.894625][ T32] r10:00000000 r9:8512fc00 r8:8027f5e8 r7:eaa79e60 r6:8512fc80 r5:8489c800 [ 1330.894666][ T32] r4:00000001 [ 1330.894691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.894734][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1330.894771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.894803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.894834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.894865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.894888][ T32] r4:851f8580 [ 1330.895328][ T32] INFO: task kworker/0:353:4086 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.895371][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.895472][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.895565][ T32] Call trace: [ 1330.895597][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.895676][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.895732][ T32] r4:00000000 [ 1330.895756][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.895840][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.895872][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.895902][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.896068][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.896098][ T32] r5:800c0113 r4:80239bb0 [ 1330.896118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.896159][ T32] r4:82ac11e4 [ 1330.896270][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.896318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.896342][ T32] r4:e0545dc0 [ 1330.896361][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.896407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.896431][ T32] r4:00000000 [ 1330.896449][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.896513][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.896729][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.896776][ T32] r5:00001000 r4:e038d000 [ 1330.896796][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.896834][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.897597][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.897649][ T32] r4:84b6e700 [ 1330.897690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.897742][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.897765][ T32] r4:00000001 [ 1330.897785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.898020][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.898069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.898099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.898127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.898218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.898245][ T32] r4:84b6d780 [ 1330.898295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.898335][ T32] INFO: task kworker/1:133:4089 blocked for more than 457 seconds. [ 1330.898369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.898520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.898559][ T32] task:kworker/1:133 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.898626][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.898768][ T32] Call trace: [ 1330.918074][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.918183][ T32] r10:82918930 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:851ce000 [ 1330.918215][ T32] r4:851ce000 [ 1330.918236][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.918285][ T32] r5:851ce000 r4:8291892c [ 1330.918307][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.918348][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.918427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1330.918453][ T32] r4:00000000 [ 1330.918483][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.918672][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.919596][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.919798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8ac0 [ 1330.919881][ T32] r4:00000000 [ 1330.919942][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.920054][ T32] r9:83018205 r8:851ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1330.920149][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.920257][ T32] r5:00001000 r4:eaad1000 [ 1330.920343][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.920445][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.920577][ T32] r5:8515ff8c r4:8515fc00 [ 1330.920638][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.920767][ T32] r7:ddde2d80 r6:83018200 r5:8515ff8c r4:8514a380 [ 1330.920826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.920965][ T32] r10:61c88647 r9:851ce000 r8:8514a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.921024][ T32] r4:8514a380 [ 1330.921069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.921174][ T32] r10:00000000 r9:8514a380 r8:8027f5e8 r7:ea8b9e60 r6:8514a400 r5:851ce000 [ 1330.921228][ T32] r4:00000001 [ 1330.921314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.921414][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1330.921485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.921601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.921772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.921870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.921947][ T32] r4:851f9480 [ 1330.922774][ T32] INFO: task kworker/1:133:4089 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.922863][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.923214][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.923337][ T32] Call trace: [ 1330.923434][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.923568][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.923650][ T32] r4:00000000 [ 1330.923705][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.923840][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.923925][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.923994][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.924054][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.924110][ T32] r5:800c0113 r4:80239bb0 [ 1330.924165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.924261][ T32] r4:82ac11e4 [ 1330.924312][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.924408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.924525][ T32] r4:e0545dc0 [ 1330.924586][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.924691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.924747][ T32] r4:00000000 [ 1330.924795][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.924898][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.924988][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.925123][ T32] r5:00001000 r4:e038d000 [ 1330.925178][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.925268][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.925364][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.925439][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.925568][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.925659][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.925829][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.925911][ T32] r4:84b6e700 [ 1330.925966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.926071][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.926125][ T32] r4:00000001 [ 1330.926175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.926255][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.926316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.926406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.926478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.926573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.926630][ T32] r4:84b6d780 [ 1330.926686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.926825][ T32] INFO: task kworker/0:354:4090 blocked for more than 457 seconds. [ 1330.926910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.926972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.927019][ T32] task:kworker/0:354 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.927150][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.927244][ T32] Call trace: [ 1330.927317][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.927413][ T32] r10:82918930 r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:851cec00 [ 1330.927526][ T32] r4:851cec00 [ 1330.927600][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.927694][ T32] r5:851cec00 r4:8291892c [ 1330.927766][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.927860][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.927964][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1330.928021][ T32] r4:00000000 [ 1330.928105][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.928209][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.928297][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.928472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8980 [ 1330.928545][ T32] r4:00000000 [ 1330.928592][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.944035][ T32] r9:83018005 r8:851cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1330.944118][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.944249][ T32] r5:00001000 r4:eaac5000 [ 1330.944342][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.944442][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.944551][ T32] r5:8515fb8c r4:8515f800 [ 1330.944602][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.944705][ T32] r7:dddced80 r6:83018000 r5:8515fb8c r4:8512fd00 [ 1330.944759][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.944867][ T32] r10:61c88647 r9:851cec00 r8:8512fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.944959][ T32] r4:8512fd00 [ 1330.945015][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.945153][ T32] r10:00000000 r9:8512fd00 r8:8027f5e8 r7:eaa59e60 r6:8514a480 r5:851cec00 [ 1330.945219][ T32] r4:00000001 [ 1330.945269][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.945357][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1330.945424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.945494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.945572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.945642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.945698][ T32] r4:851f8700 [ 1330.946435][ T32] INFO: task kworker/0:354:4090 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.946545][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.946696][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.946801][ T32] Call trace: [ 1330.946896][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.947015][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.947073][ T32] r4:00000000 [ 1330.947120][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.947232][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.947306][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.947375][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.947437][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.947560][ T32] r5:800c0113 r4:80239bb0 [ 1330.947623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.947735][ T32] r4:82ac11e4 [ 1330.947795][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.947892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.947986][ T32] r4:e0545dc0 [ 1330.948092][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.948199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.948252][ T32] r4:00000000 [ 1330.948298][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.948429][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.948561][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.958234][ T32] r5:00001000 r4:e038d000 [ 1330.958336][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.958451][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.958676][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.959463][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.959610][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.959664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.959769][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.959826][ T32] r4:84b6e700 [ 1330.959874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.959976][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.960033][ T32] r4:00000001 [ 1330.960100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.960196][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.960267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.960354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.960422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.960525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.960621][ T32] r4:84b6d780 [ 1330.960686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.960785][ T32] INFO: task kworker/1:134:4092 blocked for more than 457 seconds. [ 1330.960861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.960922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.960974][ T32] task:kworker/1:134 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.961219][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.961353][ T32] Call trace: [ 1330.961474][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.961602][ T32] r10:82918930 r9:eaac9d84 r8:00000002 r7:60000113 r6:eaac9d8c r5:851ca400 [ 1330.961657][ T32] r4:851ca400 [ 1330.961704][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.961792][ T32] r5:851ca400 r4:8291892c [ 1330.961842][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.961932][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.962032][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1330.962158][ T32] r4:00000000 [ 1330.962215][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.962396][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.962496][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.962642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f98c0 [ 1330.962773][ T32] r4:00000000 [ 1330.962920][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.963031][ T32] r9:83018205 r8:851ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1330.963082][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.963178][ T32] r5:00001000 r4:eab05000 [ 1330.963280][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.963388][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.963483][ T32] r5:8502578c r4:85025400 [ 1330.963539][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.963645][ T32] r7:ddde2d80 r6:83018200 r5:8502578c r4:8514a500 [ 1330.963735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.963881][ T32] r10:61c88647 r9:851ca400 r8:8514a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.963943][ T32] r4:8514a500 [ 1330.963991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.964112][ T32] r10:00000000 r9:8514a500 r8:8027f5e8 r7:ea8b9e60 r6:8514a580 r5:851ca400 [ 1330.964173][ T32] r4:00000001 [ 1330.964221][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.964312][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1330.964379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.964524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.964610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.964700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.964763][ T32] r4:851f9640 [ 1330.965437][ T32] INFO: task kworker/1:134:4092 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.965535][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.965671][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.965863][ T32] Call trace: [ 1330.966044][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.966181][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.966282][ T32] r4:00000000 [ 1330.966383][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.966525][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.966597][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.966705][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.966804][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.966885][ T32] r5:800c0113 r4:80239bb0 [ 1330.966938][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.967032][ T32] r4:82ac11e4 [ 1330.967091][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.967217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.967279][ T32] r4:e0545dc0 [ 1330.967362][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.967498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.967568][ T32] r4:00000000 [ 1330.967617][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.967721][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.967773][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.967890][ T32] r5:00001000 r4:e038d000 [ 1330.967977][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.968103][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.968199][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.968277][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.968406][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.968463][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.968681][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.989836][ T32] r4:84b6e700 [ 1330.989907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.990040][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1330.990101][ T32] r4:00000001 [ 1330.990191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.990287][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1330.990358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.990426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.990493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.990593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.990650][ T32] r4:84b6d780 [ 1330.990705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.990844][ T32] INFO: task kworker/0:355:4093 blocked for more than 457 seconds. [ 1330.991050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.991160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.991239][ T32] task:kworker/0:355 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.991364][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.991470][ T32] Call trace: [ 1330.991654][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1330.991772][ T32] r10:82918930 r9:eaae1d84 r8:00000002 r7:60000013 r6:eaae1d8c r5:8489b000 [ 1330.991827][ T32] r4:8489b000 [ 1330.991876][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.991969][ T32] r5:8489b000 r4:8291892c [ 1330.992090][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.992241][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.992354][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1330.992408][ T32] r4:00000000 [ 1330.992528][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1330.992623][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.992753][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.992856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f6c0 [ 1330.992910][ T32] r4:00000000 [ 1330.992960][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.993069][ T32] r9:83018005 r8:8489b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1330.993122][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.993217][ T32] r5:00001000 r4:dfa6d000 [ 1330.993342][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.993471][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.993582][ T32] r5:8516138c r4:85161000 [ 1330.993704][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.993813][ T32] r7:dddced80 r6:83018000 r5:8516138c r4:8512fd80 [ 1330.993867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.993973][ T32] r10:61c88647 r9:8489b000 r8:8512fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.994027][ T32] r4:8512fd80 [ 1330.994134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.994290][ T32] r10:00000000 r9:8512fd80 r8:8027f5e8 r7:eaa59e60 r6:8512fe00 r5:8489b000 [ 1330.994374][ T32] r4:00000001 [ 1330.994457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.994567][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1330.994633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.994705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.994862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.994979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.995043][ T32] r4:851f8b40 [ 1330.995701][ T32] INFO: task kworker/0:355:4093 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1330.995856][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.996059][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.996169][ T32] Call trace: [ 1330.996282][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1330.996397][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1330.996491][ T32] r4:00000000 [ 1330.996558][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.996646][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1330.996758][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1330.996833][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1330.996895][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1330.996988][ T32] r5:800c0113 r4:80239bb0 [ 1330.997047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.997142][ T32] r4:82ac11e4 [ 1330.997192][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.997286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1330.997352][ T32] r4:e0545dc0 [ 1330.997405][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1330.997555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1330.997654][ T32] r4:00000000 [ 1330.997708][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1330.997815][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.997868][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.997980][ T32] r5:00001000 r4:e038d000 [ 1330.998045][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1330.998132][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.998223][ T32] r5:84ab1b8c r4:84ab1800 [ 1330.998270][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.998443][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1330.998545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.998754][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.015220][ T32] r4:84b6e700 [ 1331.015358][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.015488][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.015570][ T32] r4:00000001 [ 1331.015687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.015820][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.015893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.015956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.016041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.016115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.016168][ T32] r4:84b6d780 [ 1331.016220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.016315][ T32] INFO: task kworker/0:356:4095 blocked for more than 457 seconds. [ 1331.016390][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.016495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.016558][ T32] task:kworker/0:356 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.016663][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.016757][ T32] Call trace: [ 1331.016928][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.017034][ T32] r10:82918930 r9:eaaf1d84 r8:00000002 r7:60000013 r6:eaaf1d8c r5:8489e000 [ 1331.017089][ T32] r4:8489e000 [ 1331.017138][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.017227][ T32] r5:8489e000 r4:8291892c [ 1331.017282][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.017371][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.017470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1331.017556][ T32] r4:00000000 [ 1331.017610][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.017737][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.017890][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.018034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8fc0 [ 1331.018191][ T32] r4:00000000 [ 1331.018249][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.018351][ T32] r9:83018005 r8:8489e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1331.018436][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.018569][ T32] r5:00001000 r4:eaae9000 [ 1331.026664][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.026837][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.026938][ T32] r5:8516078c r4:85160400 [ 1331.026990][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.027094][ T32] r7:dddced80 r6:83018000 r5:8516078c r4:8512fe80 [ 1331.027147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.027289][ T32] r10:61c88647 r9:8489e000 r8:8512feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.027378][ T32] r4:8512fe80 [ 1331.027435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.027689][ T32] r10:00000000 r9:8512fe80 r8:8027f5e8 r7:eaae1e60 r6:8512ff00 r5:8489e000 [ 1331.027756][ T32] r4:00000001 [ 1331.027806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.027951][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1331.028032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.028102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.028167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.028237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.028290][ T32] r4:851f8b40 [ 1331.036994][ T32] INFO: task kworker/0:356:4095 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.037231][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.037449][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.037577][ T32] Call trace: [ 1331.037651][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.037827][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.037920][ T32] r4:00000000 [ 1331.037974][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.038105][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.038170][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.038228][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.038278][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.038413][ T32] r5:800c0113 r4:80239bb0 [ 1331.038493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.047553][ T32] r4:82ac11e4 [ 1331.047751][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.047897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.047959][ T32] r4:e0545dc0 [ 1331.048013][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.048111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.048159][ T32] r4:00000000 [ 1331.048204][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.048304][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.048355][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.048451][ T32] r5:00001000 r4:e038d000 [ 1331.048508][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.048615][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.048801][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.049748][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.049914][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.049994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.050131][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.050192][ T32] r4:84b6e700 [ 1331.050237][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.050336][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.050385][ T32] r4:00000001 [ 1331.050444][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.050582][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.050656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.050762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.050830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.050892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.050943][ T32] r4:84b6d780 [ 1331.050998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.051122][ T32] INFO: task kworker/0:357:4098 blocked for more than 457 seconds. [ 1331.051232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.051324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.051374][ T32] task:kworker/0:357 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.051521][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.051698][ T32] Call trace: [ 1331.051887][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.052027][ T32] r10:82918930 r9:eab09d84 r8:00000002 r7:60000013 r6:eab09d8c r5:8489d400 [ 1331.052163][ T32] r4:8489d400 [ 1331.052229][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.052316][ T32] r5:8489d400 r4:8291892c [ 1331.052380][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.052457][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.052583][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 [ 1331.052637][ T32] r4:00000000 [ 1331.052669][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.052732][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.052808][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.052855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129f00 [ 1331.052877][ T32] r4:00000000 [ 1331.052897][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.052959][ T32] r9:83018005 r8:8489d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1331.052985][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.053027][ T32] r5:00001000 r4:eaafd000 [ 1331.053048][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.053089][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.053165][ T32] r5:85160b8c r4:85160800 [ 1331.053376][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.053489][ T32] r7:dddced80 r6:83018000 r5:85160b8c r4:8512ff80 [ 1331.053515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.053563][ T32] r10:61c88647 r9:8489d400 r8:8512ffac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.053673][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.053757][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) ** 2 printk messages dropped ** [ 1331.054678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.055535][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.055578][ T32] r4:00000000 [ 1331.055602][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.055701][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.055819][ T32] 5d20: 80294000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.055853][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.055880][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.055908][ T32] r5:800c0113 r4:80239bb0 [ 1331.056308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.056355][ T32] r4:82ac11e4 [ 1331.056551][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.056600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.056628][ T32] r4:e0545dc0 [ 1331.056650][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.056693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.056717][ T32] r4:00000000 [ 1331.057111][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.057166][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.057190][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.057468][ T32] r5:00001000 r4:e038d000 [ 1331.057684][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.058135][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.058292][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.058373][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.058435][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.058514][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.074792][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.074958][ T32] r4:84b6e700 [ 1331.075088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.075268][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.075328][ T32] r4:00000001 [ 1331.075406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.075544][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.075584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.075614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.075642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.075672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.075694][ T32] r4:84b6d780 [ 1331.075719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.075750][ T32] INFO: task kworker/0:358:4099 blocked for more than 457 seconds. [ 1331.075813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.075842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.075864][ T32] task:kworker/0:358 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.075992][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.076044][ T32] Call trace: [ 1331.076075][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.076155][ T32] r10:82918930 r9:eab0dd84 r8:00000002 r7:60000013 r6:eab0dd8c r5:8489a400 [ 1331.076182][ T32] r4:8489a400 [ 1331.076202][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.076269][ T32] r5:8489a400 r4:8291892c [ 1331.076294][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.076335][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.076441][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1331.076497][ T32] r4:00000000 [ 1331.076525][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.076569][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.076610][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.076692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f4c0 ** 4 printk messages dropped ** [ 1331.076915][ T32] r5:00001000 r4:df9df000 [ 1331.076936][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.076974][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.077016][ T32] r5:85160f8c r4:85160c00 [ 1331.077036][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.077143][ T32] r10:61c88647 r9:8489a400 r8:851450ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1331.077365][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1331.077395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.077424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.077451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.077479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.077541][ T32] r4:851f8c40 [ 1331.078169][ T32] INFO: task kworker/0:358:4099 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.078267][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.078385][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.078474][ T32] Call trace: [ 1331.078669][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.092330][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.092407][ T32] r4:00000000 [ 1331.092432][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.092513][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.092580][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.092638][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.092667][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.092691][ T32] r5:800c0113 r4:80239bb0 [ 1331.092712][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.092781][ T32] r4:82ac11e4 [ 1331.092806][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.092850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.092894][ T32] r4:e0545dc0 [ 1331.092917][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.092960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.093012][ T32] r4:00000000 [ 1331.093035][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.093082][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.093118][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.093196][ T32] r5:00001000 r4:e038d000 [ 1331.093220][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.093259][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.093302][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.093322][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.093368][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.093416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.093468][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.093497][ T32] r4:84b6e700 [ 1331.093519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.093565][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.093587][ T32] r4:00000001 [ 1331.093637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.093706][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.093758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.093818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.093852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.093883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.093909][ T32] r4:84b6d780 [ 1331.093936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.093997][ T32] INFO: task kworker/1:135:4101 blocked for more than 457 seconds. [ 1331.094035][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.094082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.094108][ T32] task:kworker/1:135 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.094211][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.094258][ T32] Call trace: [ 1331.094366][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.094419][ T32] r10:82918930 r9:eab29d84 r8:00000002 r7:60000113 r6:eab29d8c r5:850be000 [ 1331.094443][ T32] r4:850be000 [ 1331.094520][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.094625][ T32] r5:850be000 r4:8291892c [ 1331.094681][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.094765][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.094848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 1331.094875][ T32] r4:00000000 [ 1331.094925][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.094991][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.095033][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.095076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f99c0 [ 1331.095100][ T32] r4:00000000 [ 1331.095119][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.095163][ T32] r9:83018205 r8:850be000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1331.095200][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.095246][ T32] r5:00001000 r4:eab15000 [ 1331.095267][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.095336][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.095382][ T32] r5:85025b8c r4:85025800 [ 1331.095417][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.095469][ T32] r7:ddde2d80 r6:83018200 r5:85025b8c r4:8514a600 [ 1331.095526][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.095617][ T32] r10:61c88647 r9:850be000 r8:8514a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.095643][ T32] r4:8514a600 [ 1331.095663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.095740][ T32] r10:00000000 r9:8514a600 r8:8027f5e8 r7:ea8b9e60 r6:85145180 r5:850be000 [ 1331.095793][ T32] r4:00000001 [ 1331.095846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.095913][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) [ 1331.095963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.096000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.096034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.096102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.096141][ T32] r4:851f97c0 [ 1331.096668][ T32] INFO: task kworker/1:135:4101 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.096721][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.096792][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.096841][ T32] Call trace: [ 1331.097116][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.097244][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.097323][ T32] r4:00000000 [ 1331.097397][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.097495][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.097565][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.097636][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.097698][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.097755][ T32] r5:800c0113 r4:80239bb0 [ 1331.097803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.097926][ T32] r4:82ac11e4 [ 1331.097977][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.098090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.098147][ T32] r4:e0545dc0 [ 1331.098196][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.098288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.098354][ T32] r4:00000000 [ 1331.098401][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.098532][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.098587][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.107206][ T32] r5:00001000 r4:e038d000 [ 1331.107340][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.107476][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.107587][ T32] r5:84ab1b8c r4:84ab1800 ** 2 printk messages dropped ** [ 1331.107823][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.108588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.112837][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1331.113761][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1331.114956][ T32] r5:00001000 r4:dfa13000 [ 1331.115024][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.115115][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.115202][ T32] r5:8502638c r4:85026000 [ 1331.115278][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.115418][ T32] r7:ddde2d80 r6:83018200 r5:8502638c r4:8514a680 [ 1331.115473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.115575][ T32] r10:61c88647 r9:851c6000 r8:8514a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.115623][ T32] r4:8514a680 [ 1331.115689][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.115787][ T32] r10:00000000 r9:8514a680 r8:8027f5e8 r7:df9e5e60 r6:8514a700 r5:851c6000 [ 1331.115839][ T32] r4:00000001 [ 1331.115915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.116001][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1331.116068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.116183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.116269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.116333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.116377][ T32] r4:851f9980 [ 1331.117085][ T32] INFO: task kworker/1:136:4104 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.117196][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.117369][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.117478][ T32] Call trace: [ 1331.117590][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.117770][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.117912][ T32] r4:00000000 [ 1331.117967][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.118067][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.118136][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.118197][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.118251][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.118302][ T32] r5:800c0113 r4:80239bb0 [ 1331.118379][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.118473][ T32] r4:82ac11e4 [ 1331.118548][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.118639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.133210][ T32] r4:e0545dc0 [ 1331.133320][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.133400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.133427][ T32] r4:00000000 [ 1331.133448][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.133754][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.134335][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.134393][ T32] r5:00001000 r4:e038d000 [ 1331.134429][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.134484][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.134577][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.134929][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.135165][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.135223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.135291][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.135314][ T32] r4:84b6e700 [ 1331.135335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.135381][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.135404][ T32] r4:00000001 [ 1331.135423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.135479][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.135513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.135542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.135598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.136133][ T32] INFO: task kworker/0:359:4106 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.136609][ T32] r4:8501ec00 ** 4 printk messages dropped ** [ 1331.136816][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 ** 5 printk messages dropped ** [ 1331.137486][ T32] r4:00000000 [ 1331.137511][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.137574][ T32] r9:83018005 r8:8501ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1331.137599][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.137861][ T32] r5:00001000 r4:dfb4d000 [ 1331.137887][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.137958][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.138007][ T32] r5:8516178c r4:85161400 [ 1331.138028][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.138073][ T32] r7:dddced80 r6:83018000 r5:8516178c r4:85145200 [ 1331.138463][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.138565][ T32] r10:61c88647 r9:8501ec00 r8:8514522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.138662][ T32] r4:85145200 [ 1331.150973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.151085][ T32] r10:00000000 r9:85145200 r8:8027f5e8 r7:eaae1e60 r6:8514a780 r5:8501ec00 [ 1331.151112][ T32] r4:00000001 [ 1331.151153][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.151415][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1331.151451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.151488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.151864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.151902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.151927][ T32] r4:8513f280 [ 1331.152380][ T32] INFO: task kworker/0:359:4106 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.152422][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.152498][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.152725][ T32] Call trace: [ 1331.152848][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.152921][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.152949][ T32] r4:00000000 [ 1331.152971][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.153012][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.153040][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.153069][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.153094][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.153118][ T32] r5:800c0113 r4:80239bb0 [ 1331.153468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.153519][ T32] r4:82ac11e4 [ 1331.153541][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.153583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.153605][ T32] r4:e0545dc0 [ 1331.153626][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.153701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.153736][ T32] r4:00000000 [ 1331.153758][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.153807][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.153847][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.153896][ T32] r5:00001000 r4:e038d000 [ 1331.153939][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.154734][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.154828][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.154856][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.154906][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.154963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.155015][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.155042][ T32] r4:84b6e700 [ 1331.155064][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.155108][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.155413][ T32] r4:00000001 [ 1331.155612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.155707][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.155759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.155792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.155820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.155862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.155892][ T32] r4:84b6d780 [ 1331.155917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.155952][ T32] INFO: task kworker/0:360:4110 blocked for more than 457 seconds. [ 1331.155989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.156017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.156038][ T32] task:kworker/0:360 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.156090][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.156134][ T32] Call trace: [ 1331.156192][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.156582][ T32] r10:82918930 r9:eab39d84 r8:00000002 r7:60000013 r6:eab39d8c r5:851d1800 [ 1331.156619][ T32] r4:851d1800 [ 1331.156646][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.156691][ T32] r5:851d1800 r4:8291892c [ 1331.156712][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.156761][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.156984][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 [ 1331.157012][ T32] r4:00000000 [ 1331.157032][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.157091][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.157132][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.157551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f8c0 [ 1331.157594][ T32] r4:00000000 [ 1331.157786][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.157838][ T32] r9:83018005 r8:851d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1331.157860][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.158135][ T32] r5:00001000 r4:dfbd1000 [ 1331.158160][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.158199][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.158245][ T32] r5:85161b8c r4:85161800 [ 1331.158487][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.158577][ T32] r7:dddced80 r6:83018000 r5:85161b8c r4:85145280 ** 5 printk messages dropped ** [ 1331.173408][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.173650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.174359][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1331.175722][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1331.177332][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.177552][ T32] r4:84b6e700 [ 1331.177598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.177648][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.177921][ T32] r4:00000001 [ 1331.178272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.178313][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.178342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.178372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.178399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.178428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.178519][ T32] r4:84b6d780 [ 1331.178559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.178619][ T32] INFO: task kworker/0:361:4113 blocked for more than 457 seconds. [ 1331.189420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.189534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.189561][ T32] task:kworker/0:361 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.189626][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.189687][ T32] Call trace: [ 1331.189729][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.189788][ T32] r10:82918930 r9:eab41d84 r8:00000002 r7:60000113 r6:eab41d8c r5:851d0c00 [ 1331.189837][ T32] r4:851d0c00 [ 1331.189880][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.189927][ T32] r5:851d0c00 r4:8291892c [ 1331.189949][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.189994][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.190045][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1331.190070][ T32] r4:00000000 [ 1331.190096][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.190174][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.190221][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1331.190379][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.190643][ T32] r5:00001000 r4:e8717000 [ 1331.190666][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.190770][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.191118][ T32] r5:85163f8c r4:85163c00 [ 1331.191162][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.191541][ T32] r7:dddced80 r6:83018000 r5:85163f8c r4:85145300 [ 1331.191567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.191662][ T32] r10:61c88647 r9:851d0c00 r8:8514532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.191846][ T32] r4:85145300 [ 1331.191874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.191922][ T32] r10:00000000 r9:85145300 r8:8027f5e8 r7:eab39e60 r6:8514a880 r5:851d0c00 [ 1331.191944][ T32] r4:00000001 [ 1331.191986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.192027][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) [ 1331.192362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.192677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.192748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.192782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.192805][ T32] r4:8513f880 [ 1331.193503][ T32] INFO: task kworker/0:361:4113 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.193541][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.193962][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.194216][ T32] Call trace: [ 1331.194249][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.194322][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.194371][ T32] r4:00000000 [ 1331.194559][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.194648][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.194730][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.194765][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.194946][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.194975][ T32] r5:800c0113 r4:80239bb0 [ 1331.195001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.195046][ T32] r4:82ac11e4 [ 1331.195067][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.195111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.195135][ T32] r4:e0545dc0 [ 1331.195435][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.195489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.195514][ T32] r4:00000000 [ 1331.195534][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1331.195736][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.196443][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.197209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.197897][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.198558][ T32] r10:82918930 r9:eab45d84 r8:00000002 r7:60000013 r6:eab45d8c r5:851d2400 [ 1331.198599][ T32] r4:851d2400 [ 1331.198677][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.221849][ T32] r5:851d2400 r4:8291892c [ 1331.221906][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.221979][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.222031][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1331.222057][ T32] r4:00000000 [ 1331.222273][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.222364][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.222415][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.222466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fa00 [ 1331.222492][ T32] r4:00000000 [ 1331.222646][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.222702][ T32] r9:83018005 r8:851d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1331.222729][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.222976][ T32] r5:00001000 r4:dfef5000 [ 1331.223002][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.223045][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.223191][ T32] r5:85161f8c r4:85161c00 [ 1331.223381][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.223592][ T32] r7:dddced80 r6:83018000 r5:85161f8c r4:85145380 [ 1331.223617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.223671][ T32] r10:61c88647 r9:851d2400 r8:851453ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.223697][ T32] r4:85145380 [ 1331.223723][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.223771][ T32] r10:00000000 r9:85145380 r8:8027f5e8 r7:eab41e60 r6:8514a900 r5:851d2400 [ 1331.223795][ T32] r4:00000001 [ 1331.223815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.223854][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1331.224215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.224284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.224437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.224472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.224625][ T32] r4:8513f880 [ 1331.225065][ T32] INFO: task kworker/0:362:4114 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 4 printk messages dropped ** [ 1331.226101][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 6 printk messages dropped ** [ 1331.226575][ T32] r5:800c0113 r4:80239bb0 [ 1331.226827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.226880][ T32] r4:82ac11e4 [ 1331.227026][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.227286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.227313][ T32] r4:e0545dc0 [ 1331.227387][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.227435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.227653][ T32] r4:00000000 [ 1331.227676][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.227731][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.228103][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.228154][ T32] r5:00001000 r4:e038d000 [ 1331.228176][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.228222][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.228274][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.228363][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.228421][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.228446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.228497][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.228521][ T32] r4:84b6e700 [ 1331.228542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.228590][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.228615][ T32] r4:00000001 [ 1331.228724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.242134][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.242197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.242229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.242269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.242621][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1331.242952][ T32] r10:82918930 r9:eab49d84 r8:00000002 r7:60000013 r6:eab49d8c r5:851d3000 ** 6 printk messages dropped ** [ 1331.243498][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.244453][ T32] r9:83018005 r8:851d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 1 printk messages dropped ** [ 1331.244519][ T32] r5:00001000 r4:e04e7000 ** 2 printk messages dropped ** [ 1331.244621][ T32] r5:8516238c r4:85162000 ** 1 printk messages dropped ** [ 1331.244688][ T32] r7:dddced80 r6:83018000 r5:8516238c r4:85145400 [ 1331.244708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.244787][ T32] r10:61c88647 r9:851d3000 r8:8514542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.244815][ T32] r4:85145400 [ 1331.244872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.244921][ T32] r10:00000000 r9:85145400 r8:8027f5e8 r7:eab41e60 r6:8514aa00 r5:851d3000 [ 1331.244948][ T32] r4:00000001 [ 1331.244969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.245008][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1331.245103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.245138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.245166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.245196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.245273][ T32] r4:8513f980 [ 1331.245697][ T32] INFO: task kworker/0:363:4115 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.245738][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.245801][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.246220][ T32] Call trace: ** 2 printk messages dropped ** [ 1331.246395][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.246606][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1331.247104][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1331.247375][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1331.247617][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1331.247878][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1331.248122][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.259774][ T32] r4:851d3c00 ** 4 printk messages dropped ** [ 1331.259942][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 ** 9 printk messages dropped ** [ 1331.260418][ T32] r5:00001000 r4:e0643000 [ 1331.260439][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.260479][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.260710][ T32] r10:61c88647 r9:851d3c00 r8:8514a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.260739][ T32] r4:8514a980 [ 1331.260774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.260827][ T32] r10:00000000 r9:8514a980 r8:8027f5e8 r7:df9e5e60 r6:8514aa80 r5:851d3c00 [ 1331.261201][ T32] r4:00000001 [ 1331.261225][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.261265][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1331.261591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.261626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.261653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.261683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.261705][ T32] r4:851f9e40 [ 1331.262137][ T32] INFO: task kworker/1:137:4116 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.262209][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.262388][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.263178][ T32] Call trace: [ 1331.263880][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.263934][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.263958][ T32] r4:00000000 [ 1331.263978][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.264017][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.264148][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.264637][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.264698][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.264759][ T32] r5:800c0113 r4:80239bb0 [ 1331.264807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.264871][ T32] r4:82ac11e4 [ 1331.264893][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.264941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.265270][ T32] r4:e0545dc0 [ 1331.265326][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.265444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.265482][ T32] r4:00000000 [ 1331.265721][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.265777][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.265800][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.265843][ T32] r5:00001000 r4:e038d000 [ 1331.265865][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.265908][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.266383][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.266437][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.266493][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.266557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.266608][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.266631][ T32] r4:84b6e700 [ 1331.267087][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.267152][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.267181][ T32] r4:00000001 [ 1331.267548][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.267608][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.267639][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.268220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.268255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.268292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.268318][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1331.268374][ T32] INFO: task kworker/0:364:4118 blocked for more than 457 seconds. ** 4 printk messages dropped ** [ 1331.289996][ T32] Call trace: ** 2 printk messages dropped ** [ 1331.290526][ T32] r4:851d4800 ** 2 printk messages dropped ** [ 1331.290761][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.291506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fd00 ** 4 printk messages dropped ** [ 1331.291973][ T32] r5:00001000 r4:e0507000 ** 1 printk messages dropped ** [ 1331.292203][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1331.292884][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1331.293555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1331.295180][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.295461][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.295532][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.295590][ T32] r5:800c0113 r4:80239bb0 [ 1331.295634][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.295720][ T32] r4:82ac11e4 [ 1331.295781][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.295873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.295924][ T32] r4:e0545dc0 [ 1331.295971][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.296095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.296230][ T32] r4:00000000 [ 1331.296337][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.296460][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.296517][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.296635][ T32] r5:00001000 r4:e038d000 [ 1331.296689][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.296789][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.296885][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.296933][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.297036][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.297125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.297237][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.297329][ T32] r4:84b6e700 [ 1331.297390][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.297502][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.297607][ T32] r4:00000001 [ 1331.297719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.297834][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.297903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.298036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.298198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.298270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.298325][ T32] r4:84b6d780 [ 1331.298378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.298564][ T32] INFO: task kworker/0:365:4120 blocked for more than 457 seconds. [ 1331.319694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.319964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.320031][ T32] task:kworker/0:365 state:D stack:0 pid:4120 tgid:4120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.320175][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.320369][ T32] Call trace: [ 1331.320533][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.320661][ T32] r10:82918930 r9:eab59d84 r8:00000002 r7:60000113 r6:eab59d8c r5:851d6000 [ 1331.320718][ T32] r4:851d6000 [ 1331.320784][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.320880][ T32] r5:851d6000 r4:8291892c [ 1331.320965][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.321110][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.321224][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 1331.321282][ T32] r4:00000000 [ 1331.321330][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.321422][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.321524][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.321620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fe40 [ 1331.321669][ T32] r4:00000000 [ 1331.321713][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.321835][ T32] r9:83018005 r8:851d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1331.321895][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.321997][ T32] r5:00001000 r4:e0555000 [ 1331.322053][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.322221][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.322325][ T32] r5:85162b8c r4:85162800 [ 1331.322376][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.322488][ T32] r7:dddced80 r6:83018000 r5:85162b8c r4:85145500 [ 1331.322584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.322688][ T32] r10:61c88647 r9:851d6000 r8:8514552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.322755][ T32] r4:85145500 [ 1331.322807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.322905][ T32] r10:00000000 r9:85145500 r8:8027f5e8 r7:eab41e60 r6:8514ab80 r5:851d6000 [ 1331.322957][ T32] r4:00000001 [ 1331.323007][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.323122][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1331.323192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.323257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.323318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.323384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.323442][ T32] r4:8513fb00 [ 1331.324219][ T32] INFO: task kworker/0:365:4120 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.324305][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.324471][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.324634][ T32] Call trace: ** 1 printk messages dropped ** [ 1331.324837][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1331.325423][ T32] r4:82ac11e4 [ 1331.325486][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.325630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.325730][ T32] r4:e0545dc0 [ 1331.325796][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.325897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.325953][ T32] r4:00000000 [ 1331.325999][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.326137][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.326198][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.326328][ T32] r5:00001000 r4:e038d000 [ 1331.326384][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.326476][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.326608][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.326661][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.326767][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.326855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.326959][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.327012][ T32] r4:84b6e700 [ 1331.327079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.327183][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.327272][ T32] r4:00000001 [ 1331.327326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.327409][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.327506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.327579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.327647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.327754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.327831][ T32] r4:84b6d780 [ 1331.327891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.327995][ T32] INFO: task kworker/0:366:4122 blocked for more than 457 seconds. [ 1331.328107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.328171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.328223][ T32] task:kworker/0:366 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.328332][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.328426][ T32] Call trace: [ 1331.328502][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.328696][ T32] r10:82918930 r9:eab61d84 r8:00000002 r7:60000013 r6:eab61d8c r5:851d0000 [ 1331.347993][ T32] r4:851d0000 [ 1331.348090][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.348224][ T32] r5:851d0000 r4:8291892c [ 1331.348273][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.348362][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.348500][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1331.348569][ T32] r4:00000000 [ 1331.348700][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.349658][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.349795][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.349896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ff80 [ 1331.349956][ T32] r4:00000000 [ 1331.350008][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.350115][ T32] r9:83018005 r8:851d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1331.350191][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.350305][ T32] r5:00001000 r4:e0589000 [ 1331.350359][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.350451][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.350597][ T32] r5:85162f8c r4:85162c00 [ 1331.350649][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.350765][ T32] r7:dddced80 r6:83018000 r5:85162f8c r4:85145580 [ 1331.350826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.350970][ T32] r10:61c88647 r9:851d0000 r8:851455ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.351069][ T32] r4:85145580 [ 1331.351164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.351270][ T32] r10:00000000 r9:85145580 r8:8027f5e8 r7:eab41e60 r6:8514ac00 r5:851d0000 [ 1331.351318][ T32] r4:00000001 [ 1331.351365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.351561][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1331.351634][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.351825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.353431][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1331.354107][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.354699][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.355259][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1331.356034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1331.356700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.357751][ T32] r10:82918930 r9:eab69d84 r8:00000002 r7:60000113 r6:eab69d8c r5:851d6c00 ** 4 printk messages dropped ** [ 1331.358134][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.358229][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 [ 1331.358281][ T32] r4:00000000 [ 1331.358326][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.358448][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.358588][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.377012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f400 [ 1331.377118][ T32] r4:00000000 [ 1331.377227][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.377381][ T32] r9:83018005 r8:851d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.377434][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.377543][ T32] r5:00001000 r4:e05c1000 [ 1331.377594][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.377790][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.377937][ T32] r5:8516338c r4:85163000 [ 1331.377995][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.378108][ T32] r7:dddced80 r6:83018000 r5:8516338c r4:85145600 [ 1331.378162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.378330][ T32] r10:61c88647 r9:851d6c00 r8:8514562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.378417][ T32] r4:85145600 [ 1331.378477][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.378610][ T32] r10:00000000 r9:85145600 r8:8027f5e8 r7:eab41e60 r6:8514ac80 r5:851d6c00 [ 1331.388024][ T32] r4:00000001 [ 1331.388269][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.388414][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1331.388488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.388582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.389462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.389554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.389610][ T32] r4:8513f900 [ 1331.390383][ T32] INFO: task kworker/0:367:4124 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.390521][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.390687][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.390815][ T32] Call trace: [ 1331.390890][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.390999][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.391056][ T32] r4:00000000 [ 1331.391107][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.391199][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.391267][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.391402][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.391473][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.391537][ T32] r5:800c0113 r4:80239bb0 [ 1331.391589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.391720][ T32] r4:82ac11e4 [ 1331.391876][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.392031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.392150][ T32] r4:e0545dc0 [ 1331.392252][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.392358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.392413][ T32] r4:00000000 [ 1331.392460][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.392566][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.392622][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.392717][ T32] r5:00001000 r4:e038d000 [ 1331.392781][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.392874][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.392992][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.393050][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.393153][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.393202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.393304][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.393427][ T32] r4:84b6e700 [ 1331.393486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.393591][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.393646][ T32] r4:00000001 [ 1331.393731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.393829][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.393892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.393961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.394033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.394605][ T32] task:kworker/0:368 state:D stack:0 pid:4126 tgid:4126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.395797][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 ** 9 printk messages dropped ** [ 1331.396777][ T32] r5:00001000 r4:e05e9000 [ 1331.396825][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.397262][ T32] r7:dddced80 r6:83018000 r5:8516378c r4:85145680 ** 6 printk messages dropped ** [ 1331.397766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1331.416337][ T32] INFO: task kworker/0:368:4126 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 2 printk messages dropped ** [ 1331.417028][ T32] Call trace: [ 1331.417105][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.417262][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.417359][ T32] r4:00000000 [ 1331.417455][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.417585][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.417658][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.417756][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.417823][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.417874][ T32] r5:800c0113 r4:80239bb0 [ 1331.417950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.418059][ T32] r4:82ac11e4 [ 1331.418143][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.418245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.418300][ T32] r4:e0545dc0 [ 1331.418349][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.418479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.418568][ T32] r4:00000000 [ 1331.418705][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.427689][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.427823][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.427995][ T32] r5:00001000 r4:e038d000 ** 1 printk messages dropped ** [ 1331.428161][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.434425][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 6 printk messages dropped ** [ 1331.435163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.436260][ T32] r10:82918930 r9:eab31d84 r8:00000002 r7:60000113 r6:eab31d8c r5:8489ec00 ** 6 printk messages dropped ** [ 1331.436847][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.437403][ T32] r9:83018005 r8:8489ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 1 printk messages dropped ** [ 1331.437552][ T32] r5:00001000 r4:e46e5000 [ 1331.437601][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.437759][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.437863][ T32] r5:85163b8c r4:85163800 ** 1 printk messages dropped ** [ 1331.438008][ T32] r7:dddced80 r6:83018000 r5:85163b8c r4:85145700 ** 1 printk messages dropped ** [ 1331.438170][ T32] r10:61c88647 r9:8489ec00 r8:8514572c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1331.449547][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) ** 3 printk messages dropped ** [ 1331.449964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1331.451246][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.452018][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 6 printk messages dropped ** [ 1331.452616][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1331.452829][ T32] r4:e0545dc0 [ 1331.452939][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.453037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.453090][ T32] r4:00000000 [ 1331.453136][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.453276][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.453336][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.453427][ T32] r5:00001000 r4:e038d000 [ 1331.453474][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.453563][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.453929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.454392][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.454689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.455194][ T32] INFO: task kworker/0:370:4132 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1331.455540][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.455879][ T32] r10:82918930 r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:84898000 ** 3 printk messages dropped ** [ 1331.456124][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.456826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fb680 ** 4 printk messages dropped ** [ 1331.457354][ T32] r5:00001000 r4:ea79f000 ** 1 printk messages dropped ** [ 1331.457529][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.457980][ T32] r10:61c88647 r9:84898000 r8:8514582c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1331.477740][ T32] r4:851fb1c0 ** 3 printk messages dropped ** [ 1331.490056][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.490581][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1331.491369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1331.492366][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1331.492838][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1331.493229][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1331.493916][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1331.494724][ T32] r10:82918930 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:851d8000 ** 8 printk messages dropped ** [ 1331.495395][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.496133][ T32] r5:00001000 r4:ea83f000 [ 1331.496195][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.496566][ T32] r7:ddde2d80 r6:83018200 r5:85172b8c r4:8514ad80 ** 6 printk messages dropped ** [ 1331.497075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.498571][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.517160][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1331.517853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 8 printk messages dropped ** [ 1331.518700][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.528048][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.528555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1331.530665][ T32] r4:851da400 ** 4 printk messages dropped ** [ 1331.531088][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 ** 9 printk messages dropped ** [ 1331.531942][ T32] r5:00001000 r4:e8767000 [ 1331.532027][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.532137][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.532278][ T32] r5:8516c38c r4:8516c000 [ 1331.532339][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.532475][ T32] r7:dddced80 r6:83018000 r5:8516c38c r4:85145900 ** 1 printk messages dropped ** [ 1331.532635][ T32] r10:61c88647 r9:851da400 r8:8514592c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1331.533074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1331.533299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.534731][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.535227][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 6 printk messages dropped ** [ 1331.535735][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.536477][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.537022][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1331.537302][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.537697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.538300][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.560405][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1331.561339][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.561437][ T32] r5:00001000 r4:ea789000 ** 2 printk messages dropped ** [ 1331.561687][ T32] r5:8516c78c r4:8516c400 ** 4 printk messages dropped ** [ 1331.562114][ T32] r4:85145980 ** 4 printk messages dropped ** [ 1331.562585][ T32] Exception stack(0xeab8dfb0 to 0xeab8dff8) ** 5 printk messages dropped ** [ 1331.563779][ T32] INFO: task kworker/0:372:4136 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1331.564754][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1331.565421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1331.566260][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.567132][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.567557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.568602][ T32] r10:82918930 r9:eab95d84 r8:00000002 r7:60000113 r6:eab95d8c r5:851db000 ** 6 printk messages dropped ** [ 1331.589904][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.590344][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.590721][ T32] r5:00001000 r4:ea7b7000 [ 1331.590860][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.591294][ T32] r7:dddced80 r6:83018000 r5:8516cf8c r4:85145a00 ** 6 printk messages dropped ** [ 1331.591831][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1331.593165][ T32] INFO: task kworker/0:373:4138 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1331.594258][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1331.595088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1331.595562][ T32] r5:00001000 r4:e038d000 [ 1331.595655][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.595760][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.595859][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.595908][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.596011][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.596132][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.596238][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.596289][ T32] r4:84b6e700 [ 1331.596360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.596470][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.596523][ T32] r4:00000001 [ 1331.596582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.596670][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.596734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.596811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.596875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.596943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.596997][ T32] r4:84b6d780 [ 1331.597170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.597249][ T32] INFO: task kworker/0:374:4140 blocked for more than 458 seconds. [ 1331.597333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.597397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.597446][ T32] task:kworker/0:374 state:D stack:0 pid:4140 tgid:4140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.597581][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.597820][ T32] Call trace: [ 1331.597982][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.598081][ T32] r10:82918930 r9:eab9dd84 r8:00000002 r7:60000113 r6:eab9dd8c r5:851dc800 [ 1331.598367][ T32] r4:851dc800 [ 1331.598432][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.598563][ T32] r5:851dc800 r4:8291892c [ 1331.598614][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.617217][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.617542][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 [ 1331.617601][ T32] r4:00000000 [ 1331.617646][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.617729][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.617830][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.617923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214100 [ 1331.617976][ T32] r4:00000000 [ 1331.618025][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.618127][ T32] r9:83018005 r8:851dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.618180][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.618339][ T32] r5:00001000 r4:dfd69000 [ 1331.618444][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.618584][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.624532][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1331.625011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.625515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.626462][ T32] INFO: task kworker/0:374:4140 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 4 printk messages dropped ** [ 1331.627136][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1331.627546][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 4 printk messages dropped ** [ 1331.627894][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1331.628489][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1331.640334][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1331.640857][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.641187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.641888][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.642315][ T32] r4:851dd400 ** 2 printk messages dropped ** [ 1331.642621][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1331.643636][ T32] r9:83018005 r8:851dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 1 printk messages dropped ** [ 1331.643789][ T32] r5:00001000 r4:ea7c7000 [ 1331.643901][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.643993][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.644087][ T32] r5:8516d38c r4:8516d000 [ 1331.644134][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.644232][ T32] r7:dddced80 r6:83018000 r5:8516d38c r4:85145b00 [ 1331.644280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.644378][ T32] r10:61c88647 r9:851dd400 r8:85145b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.644428][ T32] r4:85145b00 [ 1331.644474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.644571][ T32] r10:00000000 r9:85145b00 r8:8027f5e8 r7:eab95e60 r6:85207080 r5:851dd400 [ 1331.644671][ T32] r4:00000001 [ 1331.644743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.644834][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1331.644894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.644998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.645082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.645148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.645279][ T32] r4:851fb640 [ 1331.646049][ T32] INFO: task kworker/0:375:4142 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.646157][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.646368][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.646477][ T32] Call trace: [ 1331.646639][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.646760][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.646816][ T32] r4:00000000 [ 1331.646863][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.646944][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.647044][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.647122][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.647185][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.647276][ T32] r5:800c0113 r4:80239bb0 [ 1331.647336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.647429][ T32] r4:82ac11e4 [ 1331.647479][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.647579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.647634][ T32] r4:e0545dc0 [ 1331.647711][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.647823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.647875][ T32] r4:00000000 [ 1331.647921][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.648060][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.648121][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.648216][ T32] r5:00001000 r4:e038d000 [ 1331.648266][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.648355][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.648473][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.648531][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.648636][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.648766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.670534][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.670716][ T32] r4:84b6e700 [ 1331.671144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.671533][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.672157][ T32] r4:00000001 [ 1331.672262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.672366][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.672472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.672553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.672619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.672741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.672818][ T32] r4:84b6d780 [ 1331.672932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.673042][ T32] INFO: task kworker/0:376:4143 blocked for more than 458 seconds. [ 1331.673116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.673172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.673251][ T32] task:kworker/0:376 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.673376][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.673518][ T32] Call trace: [ 1331.673591][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.673694][ T32] r10:82918930 r9:eaba9d84 r8:00000002 r7:60000013 r6:eaba9d8c r5:851dec00 [ 1331.673791][ T32] r4:851dec00 [ 1331.673850][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.673945][ T32] r5:851dec00 r4:8291892c [ 1331.673998][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.674088][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.674186][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 [ 1331.674239][ T32] r4:00000000 [ 1331.674286][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.674405][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.674573][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.674673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fbac0 [ 1331.674757][ T32] r4:00000000 [ 1331.674818][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.674925][ T32] r9:83018005 r8:851dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.674976][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.675143][ T32] r5:00001000 r4:ea7dd000 [ 1331.675210][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.675341][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.675483][ T32] r5:8516d78c r4:8516d400 [ 1331.675553][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.675652][ T32] r7:dddced80 r6:83018000 r5:8516d78c r4:85145b80 [ 1331.675700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.675808][ T32] r10:61c88647 r9:851dec00 r8:85145bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.675883][ T32] r4:85145b80 [ 1331.675940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.676064][ T32] r10:00000000 r9:85145b80 r8:8027f5e8 r7:eaba5e60 r6:85207100 r5:851dec00 [ 1331.676128][ T32] r4:00000001 [ 1331.676176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.676260][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1331.676355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.676429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.676496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.676562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.676615][ T32] r4:851fb640 [ 1331.677405][ T32] INFO: task kworker/0:376:4143 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.677574][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.677798][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.677903][ T32] Call trace: [ 1331.678016][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.678188][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.678301][ T32] r4:00000000 [ 1331.678354][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.678445][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.678544][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.700248][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.700457][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.700527][ T32] r5:800c0113 r4:80239bb0 [ 1331.700658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.700801][ T32] r4:82ac11e4 [ 1331.700848][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.700946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.700996][ T32] r4:e0545dc0 [ 1331.701047][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.701153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.701271][ T32] r4:00000000 [ 1331.701457][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.701627][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.701690][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.701902][ T32] r5:00001000 r4:e038d000 [ 1331.702094][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.702821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.704379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.705985][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.706458][ T32] r5:851d9800 r4:8291892c [ 1331.706581][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.706674][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.706784][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1331.706836][ T32] r4:00000000 [ 1331.706883][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.706966][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.707046][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.707137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fbbc0 [ 1331.707221][ T32] r4:00000000 [ 1331.707277][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.707371][ T32] r9:83018005 r8:851d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1331.707418][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.707507][ T32] r5:00001000 r4:ea7f5000 [ 1331.707551][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.707634][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.707767][ T32] r5:8516db8c r4:8516d800 [ 1331.707835][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.707985][ T32] r7:dddced80 r6:83018000 r5:8516db8c r4:85145c00 [ 1331.708042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.708177][ T32] r10:61c88647 r9:851d9800 r8:85145c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.708238][ T32] r4:85145c00 [ 1331.708327][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.724712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.726390][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 9 printk messages dropped ** [ 1331.727258][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1331.728194][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.740307][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.740831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1331.741874][ T32] r4:851de000 ** 4 printk messages dropped ** [ 1331.742409][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 ** 5 printk messages dropped ** [ 1331.743132][ T32] r4:00000000 [ 1331.743191][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.743298][ T32] r9:83018005 r8:851de000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1331.743350][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.743450][ T32] r5:00001000 r4:ea80b000 [ 1331.743544][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.743710][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.743818][ T32] r5:8516df8c r4:8516dc00 [ 1331.743868][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.743966][ T32] r7:dddced80 r6:83018000 r5:8516df8c r4:85145c80 [ 1331.744014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.744113][ T32] r10:61c88647 r9:851de000 r8:85145cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.744166][ T32] r4:85145c80 [ 1331.744212][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.744325][ T32] r10:00000000 r9:85145c80 r8:8027f5e8 r7:eab9de60 r6:85207200 r5:851de000 [ 1331.744401][ T32] r4:00000001 [ 1331.744453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.744534][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1331.744629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.744705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.744775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.744880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.744962][ T32] r4:851fbc40 [ 1331.745739][ T32] INFO: task kworker/0:378:4148 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.745833][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.746035][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.746139][ T32] Call trace: [ 1331.746286][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.746400][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.746528][ T32] r4:00000000 [ 1331.746586][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.746673][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.746740][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.746852][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.746962][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.747032][ T32] r5:800c0113 r4:80239bb0 [ 1331.747083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.747214][ T32] r4:82ac11e4 [ 1331.747272][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.747422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.747499][ T32] r4:e0545dc0 [ 1331.747555][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.747650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.747701][ T32] r4:00000000 [ 1331.747755][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.747867][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.747919][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.748013][ T32] r5:00001000 r4:e038d000 [ 1331.748097][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.748205][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.748300][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.748349][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.748445][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.748527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.767356][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.767553][ T32] r4:84b6e700 [ 1331.767613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.767766][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.767892][ T32] r4:00000001 [ 1331.768016][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.768113][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.768185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.768254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.768355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.768500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.768566][ T32] r4:84b6d780 [ 1331.776906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.777161][ T32] INFO: task kworker/0:379:4150 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.777579][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.778114][ T32] r10:82918930 r9:eabc5d84 r8:00000002 r7:60000013 r6:eabc5d8c r5:851e0c00 ** 2 printk messages dropped ** [ 1331.778391][ T32] r5:851e0c00 r4:8291892c ** 2 printk messages dropped ** [ 1331.778658][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 ** 4 printk messages dropped ** [ 1331.789752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fbe40 ** 4 printk messages dropped ** [ 1331.790173][ T32] r5:00001000 r4:ea94f000 [ 1331.790225][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.790315][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.790411][ T32] r5:8516e38c r4:8516e000 [ 1331.790462][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.790893][ T32] r10:61c88647 r9:851e0c00 r8:85145d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.790962][ T32] r4:85145d00 [ 1331.791007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.791238][ T32] r10:00000000 r9:85145d00 r8:8027f5e8 r7:eab9de60 r6:85207280 r5:851e0c00 [ 1331.791340][ T32] r4:00000001 [ 1331.791400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.791483][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 1331.791618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.791801][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.791893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.791996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.792087][ T32] r4:851fbb80 [ 1331.792815][ T32] INFO: task kworker/0:379:4150 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.792899][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.793110][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.793218][ T32] Call trace: [ 1331.793287][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.793686][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.793867][ T32] r4:00000000 [ 1331.793924][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.794063][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.794140][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.794228][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.794297][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.794356][ T32] r5:800c0113 r4:80239bb0 [ 1331.794406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.794523][ T32] r4:82ac11e4 [ 1331.794575][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.794704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.794767][ T32] r4:e0545dc0 [ 1331.794814][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.794939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.795035][ T32] r4:00000000 [ 1331.795085][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.795243][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.795296][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.795466][ T32] r5:00001000 r4:e038d000 [ 1331.795635][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.795848][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.795951][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.796043][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.796152][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.796206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.796307][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.796440][ T32] r4:84b6e700 [ 1331.796498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.796687][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.796794][ T32] r4:00000001 [ 1331.796848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.796965][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.797068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.797260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.797333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.797404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.797515][ T32] r4:84b6d780 [ 1331.797607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.797712][ T32] INFO: task kworker/0:380:4152 blocked for more than 458 seconds. [ 1331.797801][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.797887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.797998][ T32] task:kworker/0:380 state:D stack:0 pid:4152 tgid:4152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.798190][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.798387][ T32] Call trace: [ 1331.798469][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.798697][ T32] r10:82918930 r9:ea985d84 r8:00000002 r7:60000013 r6:ea985d8c r5:851e0000 [ 1331.814387][ T32] r4:851e0000 [ 1331.814486][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.814651][ T32] r5:851e0000 r4:8291892c [ 1331.814705][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.814987][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.815102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 1331.815159][ T32] r4:00000000 [ 1331.815206][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.815292][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.815464][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.815584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fbf40 [ 1331.815638][ T32] r4:00000000 [ 1331.815727][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.815839][ T32] r9:83018005 r8:851e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1331.815889][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.816021][ T32] r5:00001000 r4:dfa23000 [ 1331.816108][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.816199][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.816293][ T32] r5:8516e78c r4:8516e400 [ 1331.816343][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.816447][ T32] r7:dddced80 r6:83018000 r5:8516e78c r4:85145e00 [ 1331.816557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.816666][ T32] r10:61c88647 r9:851e0000 r8:85145e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.816721][ T32] r4:85145e00 [ 1331.816772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.816977][ T32] r10:00000000 r9:85145e00 r8:8027f5e8 r7:eab9de60 r6:85207300 r5:851e0000 [ 1331.817059][ T32] r4:00000001 [ 1331.817131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.817224][ T32] Exception stack(0xea985fb0 to 0xea985ff8) [ 1331.817334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.817428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.817499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.817578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.817645][ T32] r4:851fbc80 [ 1331.818398][ T32] INFO: task kworker/0:380:4152 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.818519][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.818771][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.832466][ T32] Call trace: [ 1331.832590][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.832745][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.832815][ T32] r4:00000000 [ 1331.832870][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.832964][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.833034][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.833095][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.833219][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.833291][ T32] r5:800c0113 r4:80239bb0 [ 1331.833349][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.833448][ T32] r4:82ac11e4 [ 1331.833492][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.833599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.833700][ T32] r4:e0545dc0 [ 1331.833782][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.833890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.833942][ T32] r4:00000000 [ 1331.833991][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.834100][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.834159][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.834258][ T32] r5:00001000 r4:e038d000 [ 1331.834307][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.834391][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.834481][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.834564][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.834664][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.834711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.834810][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.834923][ T32] r4:84b6e700 [ 1331.834985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.835093][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.835150][ T32] r4:00000001 [ 1331.835227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.835357][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.835429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.835496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.835598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.835668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.835723][ T32] r4:84b6d780 [ 1331.835796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.835869][ T32] INFO: task kworker/0:381:4154 blocked for more than 458 seconds. [ 1331.835941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.835999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.836071][ T32] task:kworker/0:381 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.836202][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.836298][ T32] Call trace: [ 1331.836409][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.836552][ T32] r10:82918930 r9:ea9ddd84 r8:00000002 r7:60000113 r6:ea9ddd8c r5:851e1800 [ 1331.836637][ T32] r4:851e1800 [ 1331.836696][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.836789][ T32] r5:851e1800 r4:8291892c [ 1331.836875][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.836975][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.837079][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde08 [ 1331.837131][ T32] r4:00000000 [ 1331.837173][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.837258][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.837336][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.837424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f480 [ 1331.837520][ T32] r4:00000000 [ 1331.837576][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.837670][ T32] r9:83018005 r8:851e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1331.837718][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.837842][ T32] r5:00001000 r4:dfccd000 [ 1331.837928][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.838041][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.838172][ T32] r5:8516eb8c r4:8516e800 [ 1331.838227][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.838332][ T32] r7:dddced80 r6:83018000 r5:8516eb8c r4:85145d80 [ 1331.838417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.838555][ T32] r10:61c88647 r9:851e1800 r8:85145dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.838728][ T32] r4:85145d80 [ 1331.849691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.849878][ T32] r10:00000000 r9:85145d80 r8:8027f5e8 r7:eab9de60 r6:85207380 r5:851e1800 [ 1331.849936][ T32] r4:00000001 [ 1331.849990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.850076][ T32] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1331.850147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.850211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.850311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.850418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.850476][ T32] r4:8513f000 [ 1331.851222][ T32] INFO: task kworker/0:381:4154 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.851361][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.851609][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.851720][ T32] Call trace: [ 1331.851796][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.851907][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.851995][ T32] r4:00000000 [ 1331.852115][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.852242][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.852319][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.852386][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.852476][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.852584][ T32] r5:800c0113 r4:80239bb0 [ 1331.852646][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.852754][ T32] r4:82ac11e4 [ 1331.852806][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.852923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.852983][ T32] r4:e0545dc0 [ 1331.853077][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.853186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.853241][ T32] r4:00000000 [ 1331.853327][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.853436][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.853487][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.853589][ T32] r5:00001000 r4:e038d000 [ 1331.853639][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.853765][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.853904][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.853960][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.854122][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.854185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.854284][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.854362][ T32] r4:84b6e700 [ 1331.854479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.854636][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.854708][ T32] r4:00000001 [ 1331.854759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.854863][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.854956][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.855028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.855091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.855162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.855217][ T32] r4:84b6d780 [ 1331.855266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.855362][ T32] INFO: task kworker/0:382:4156 blocked for more than 458 seconds. [ 1331.855499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.855613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.855722][ T32] task:kworker/0:382 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.855933][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.856047][ T32] Call trace: [ 1331.856124][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.856241][ T32] r10:82918930 r9:eaa01d84 r8:00000002 r7:60000013 r6:eaa01d8c r5:851e3c00 [ 1331.856299][ T32] r4:851e3c00 [ 1331.856346][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.856508][ T32] r5:851e3c00 r4:8291892c [ 1331.856564][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.856653][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.856767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1331.856826][ T32] r4:00000000 [ 1331.856872][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.856959][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.857122][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.857227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852142c0 [ 1331.857279][ T32] r4:00000000 [ 1331.857325][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.857455][ T32] r9:83018005 r8:851e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.857556][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.857681][ T32] r5:00001000 r4:dfdf7000 [ 1331.857734][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.857852][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.857953][ T32] r5:8516f38c r4:8516f000 [ 1331.858001][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.858100][ T32] r7:dddced80 r6:83018000 r5:8516f38c r4:85145e80 [ 1331.858190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.858299][ T32] r10:61c88647 r9:851e3c00 r8:85145eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.858353][ T32] r4:85145e80 [ 1331.858402][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.858533][ T32] r10:00000000 r9:85145e80 r8:8027f5e8 r7:eab9de60 r6:85207400 r5:851e3c00 [ 1331.875262][ T32] r4:00000001 [ 1331.875465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.875602][ T32] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 1331.875706][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.875780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.875842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.875912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.875967][ T32] r4:8513f000 [ 1331.876686][ T32] INFO: task kworker/0:382:4156 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.876769][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.876913][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.877020][ T32] Call trace: [ 1331.877129][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.877273][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.877334][ T32] r4:00000000 [ 1331.877384][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.877484][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.877615][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.877687][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.877748][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.877812][ T32] r5:800c0113 r4:80239bb0 [ 1331.877863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.877959][ T32] r4:82ac11e4 [ 1331.878009][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.878107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.878163][ T32] r4:e0545dc0 [ 1331.878272][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.878381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.878439][ T32] r4:00000000 [ 1331.878489][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.878653][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.878794][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.887515][ T32] r5:00001000 r4:e038d000 [ 1331.887632][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.887757][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.887890][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.887948][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.888050][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.888101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.888203][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.888358][ T32] r4:84b6e700 [ 1331.888419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.888527][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.888581][ T32] r4:00000001 [ 1331.898066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.898338][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.898417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.898479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.898571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.898700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.899424][ T32] r4:84b6d780 [ 1331.899494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.899638][ T32] INFO: task kworker/0:383:4158 blocked for more than 458 seconds. [ 1331.899785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.899893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.900319][ T32] task:kworker/0:383 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.900530][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.900656][ T32] Call trace: [ 1331.900812][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.901051][ T32] r10:82918930 r9:eaa45d84 r8:00000002 r7:60000113 r6:eaa45d8c r5:851e4800 [ 1331.901157][ T32] r4:851e4800 [ 1331.901218][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.901416][ T32] r5:851e4800 r4:8291892c [ 1331.901530][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.901772][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.901895][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 1331.902006][ T32] r4:00000000 [ 1331.902060][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.902146][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.902236][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.902328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214a40 [ 1331.902456][ T32] r4:00000000 [ 1331.902552][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.902720][ T32] r9:83018005 r8:851e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.903079][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.903193][ T32] r5:00001000 r4:e033d000 [ 1331.903322][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.903507][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.903618][ T32] r5:85170b8c r4:85170800 [ 1331.903731][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.903845][ T32] r7:dddced80 r6:83018000 r5:85170b8c r4:85145f00 [ 1331.903958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.904133][ T32] r10:61c88647 r9:851e4800 r8:85145f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.904198][ T32] r4:85145f00 [ 1331.904247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.904427][ T32] r10:00000000 r9:85145f00 r8:8027f5e8 r7:eaa01e60 r6:85207480 r5:851e4800 [ 1331.904510][ T32] r4:00000001 [ 1331.904568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.904652][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1331.904891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.904968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.905099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.905171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.905455][ T32] r4:85214040 [ 1331.906296][ T32] INFO: task kworker/0:383:4158 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.906377][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.906593][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.906720][ T32] Call trace: [ 1331.907065][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.907181][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.907352][ T32] r4:00000000 [ 1331.907447][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.907547][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.907731][ T32] 5d20: 80781000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.907806][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.907871][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.907936][ T32] r5:800c0113 r4:80239bb0 [ 1331.907989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.908112][ T32] r4:82ac11e4 [ 1331.908224][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.908352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.908456][ T32] r4:e0545dc0 [ 1331.908523][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.928079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.928772][ T32] r4:00000000 [ 1331.939534][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.939726][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.939862][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.939984][ T32] r5:00001000 r4:e038d000 [ 1331.940186][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.940419][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.940534][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.940643][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.940755][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.940809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.940912][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.941166][ T32] r4:84b6e700 [ 1331.941228][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.941428][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.941496][ T32] r4:00000001 [ 1331.941560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.941678][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.941796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.941990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.942063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.942198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.942268][ T32] r4:84b6d780 [ 1331.942363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.942440][ T32] INFO: task kworker/0:384:4160 blocked for more than 458 seconds. [ 1331.942544][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.942606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.942712][ T32] task:kworker/0:384 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.942856][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.942999][ T32] Call trace: [ 1331.943144][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.943264][ T32] r10:82918930 r9:eabc9d84 r8:00000002 r7:60000113 r6:eabc9d8c r5:851e5400 [ 1331.943347][ T32] r4:851e5400 [ 1331.943440][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.943556][ T32] r5:851e5400 r4:8291892c [ 1331.943611][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.943790][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.943907][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 1331.943967][ T32] r4:00000000 [ 1331.944017][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.944109][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.944207][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.944311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214400 [ 1331.944405][ T32] r4:00000000 [ 1331.944458][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.944559][ T32] r9:83018005 r8:851e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.944710][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.944808][ T32] r5:00001000 r4:dfe67000 [ 1331.944855][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.945056][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.945167][ T32] r5:8516f78c r4:8516f400 [ 1331.945232][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.945340][ T32] r7:dddced80 r6:83018000 r5:8516f78c r4:85145f80 [ 1331.945388][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.945518][ T32] r10:61c88647 r9:851e5400 r8:85145fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.945578][ T32] r4:85145f80 [ 1331.945623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.945720][ T32] r10:00000000 r9:85145f80 r8:8027f5e8 r7:eaa45e60 r6:85207500 r5:851e5400 [ 1331.945774][ T32] r4:00000001 [ 1331.945821][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.945912][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 1331.945983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.946051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.946115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.946183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.946237][ T32] r4:85214140 [ 1331.947015][ T32] INFO: task kworker/0:384:4160 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.947195][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.947515][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.947681][ T32] Call trace: [ 1331.947824][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.947937][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.948032][ T32] r4:00000000 [ 1331.948094][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.948187][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.948299][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.948377][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.948458][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.948529][ T32] r5:800c0113 r4:80239bb0 [ 1331.948579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.957767][ T32] r4:82ac11e4 [ 1331.957928][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.958069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.958126][ T32] r4:e0545dc0 [ 1331.958175][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.958275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.958327][ T32] r4:00000000 [ 1331.958393][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.958530][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.958647][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.962005][ T32] r5:00001000 r4:e038d000 [ 1331.962070][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.962179][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.962271][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.962344][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.962453][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.962537][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.962716][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.962783][ T32] r4:84b6e700 [ 1331.962834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.962939][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.962992][ T32] r4:00000001 [ 1331.963058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.963149][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.963238][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.963340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.963426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.963520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.963582][ T32] r4:84b6d780 [ 1331.963664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.963746][ T32] INFO: task kworker/0:385:4162 blocked for more than 458 seconds. [ 1331.963819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.963896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.963953][ T32] task:kworker/0:385 state:D stack:0 pid:4162 tgid:4162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.964078][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.964173][ T32] Call trace: [ 1331.964264][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.964371][ T32] r10:82918930 r9:eabd1d84 r8:00000002 r7:60000013 r6:eabd1d8c r5:851e3000 [ 1331.964429][ T32] r4:851e3000 [ 1331.964480][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.964614][ T32] r5:851e3000 r4:8291892c [ 1331.964708][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.964850][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.964986][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 1331.965047][ T32] r4:00000000 [ 1331.965092][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.965177][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.965267][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.965362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214540 [ 1331.965431][ T32] r4:00000000 [ 1331.965487][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.965602][ T32] r9:83018005 r8:851e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.965650][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.965739][ T32] r5:00001000 r4:dfeaf000 [ 1331.965786][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.965872][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.965964][ T32] r5:8516fb8c r4:8516f800 [ 1331.966027][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.966128][ T32] r7:dddced80 r6:83018000 r5:8516fb8c r4:85218000 [ 1331.966184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.966284][ T32] r10:61c88647 r9:851e3000 r8:8521802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.966406][ T32] r4:85218000 [ 1331.966458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.966589][ T32] r10:00000000 r9:85218000 r8:8027f5e8 r7:eaa45e60 r6:85207580 r5:851e3000 [ 1331.966660][ T32] r4:00000001 [ 1331.966726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.966826][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1331.966893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.966958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.967020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.967085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.967150][ T32] r4:85214280 [ 1331.967917][ T32] INFO: task kworker/0:385:4162 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1331.968009][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.968142][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.968261][ T32] Call trace: [ 1331.968349][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1331.968458][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1331.968526][ T32] r4:00000000 [ 1331.968591][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.985440][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1331.985562][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1331.985637][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1331.985695][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1331.985761][ T32] r5:800c0113 r4:80239bb0 [ 1331.985818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.985968][ T32] r4:82ac11e4 [ 1331.986048][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.986157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1331.986209][ T32] r4:e0545dc0 [ 1331.986258][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1331.986360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1331.986460][ T32] r4:00000000 [ 1331.986559][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1331.986678][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.986737][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.986840][ T32] r5:00001000 r4:e038d000 [ 1331.986889][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1331.986975][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.987069][ T32] r5:84ab1b8c r4:84ab1800 [ 1331.987118][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.987238][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1331.987294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.987396][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.987453][ T32] r4:84b6e700 [ 1331.987510][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.987620][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1331.987674][ T32] r4:00000001 [ 1331.987720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.987804][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1331.987889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.987967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.988034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.988103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.988181][ T32] r4:84b6d780 [ 1331.988255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.988340][ T32] INFO: task kworker/0:386:4164 blocked for more than 458 seconds. [ 1331.988416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.988478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.988689][ T32] task:kworker/0:386 state:D stack:0 pid:4164 tgid:4164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.997255][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.997454][ T32] Call trace: [ 1331.997538][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1331.997653][ T32] r10:82918930 r9:eabd9d84 r8:00000002 r7:60000013 r6:eabd9d8c r5:851e2400 [ 1331.997729][ T32] r4:851e2400 [ 1331.997793][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.997895][ T32] r5:851e2400 r4:8291892c [ 1331.997943][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.998034][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.998138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 1331.998226][ T32] r4:00000000 [ 1331.998282][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1331.998372][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.998524][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.006273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214680 [ 1332.006453][ T32] r4:00000000 [ 1332.006555][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.006716][ T32] r9:83018005 r8:851e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1332.006773][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.006918][ T32] r5:00001000 r4:dff3d000 [ 1332.006982][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.007077][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.007176][ T32] r5:8516ff8c r4:8516fc00 [ 1332.007227][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.007347][ T32] r7:dddced80 r6:83018000 r5:8516ff8c r4:85218080 [ 1332.007412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.007523][ T32] r10:61c88647 r9:851e2400 r8:852180ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.007580][ T32] r4:85218080 [ 1332.007630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.007731][ T32] r10:00000000 r9:85218080 r8:8027f5e8 r7:eaa45e60 r6:85207600 r5:851e2400 [ 1332.007804][ T32] r4:00000001 [ 1332.007879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.007970][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 1332.008039][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.008103][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.008170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.008256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.008332][ T32] r4:852143c0 [ 1332.009909][ T32] INFO: task kworker/0:386:4164 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.010030][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.010167][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.010308][ T32] Call trace: [ 1332.010429][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.010611][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.010696][ T32] r4:00000000 [ 1332.010763][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.010886][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.010946][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.011002][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.011083][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.011264][ T32] r5:800c0113 r4:80239bb0 [ 1332.011308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.011385][ T32] r4:82ac11e4 [ 1332.011458][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.011572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.011654][ T32] r4:e0545dc0 [ 1332.011736][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.011858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.011940][ T32] r4:00000000 [ 1332.012017][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.012119][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.012165][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.012265][ T32] r5:00001000 r4:e038d000 [ 1332.012328][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.012439][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.012557][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.012626][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.012742][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.012844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.012951][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.013004][ T32] r4:84b6e700 [ 1332.013054][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.013151][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.013336][ T32] r4:00000001 [ 1332.013395][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.013509][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.013577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.013639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.013698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.013762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.013815][ T32] r4:84b6d780 [ 1332.013873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.013988][ T32] INFO: task kworker/0:387:4166 blocked for more than 458 seconds. [ 1332.014082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.014167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.014238][ T32] task:kworker/0:387 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.014356][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.014450][ T32] Call trace: [ 1332.014554][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.014652][ T32] r10:82918930 r9:eabe1d84 r8:00000002 r7:60000113 r6:eabe1d8c r5:851e6000 [ 1332.014706][ T32] r4:851e6000 [ 1332.014756][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.014844][ T32] r5:851e6000 r4:8291892c [ 1332.014893][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.014986][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.015117][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 1332.015211][ T32] r4:00000000 [ 1332.015289][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.015381][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.015471][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.015577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852147c0 [ 1332.015631][ T32] r4:00000000 [ 1332.015679][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.015776][ T32] r9:83018005 r8:851e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1332.015826][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.015919][ T32] r5:00001000 r4:e027b000 [ 1332.015975][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.016087][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.016190][ T32] r5:8517038c r4:85170000 [ 1332.016241][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.016337][ T32] r7:dddced80 r6:83018000 r5:8517038c r4:85218100 [ 1332.016386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.016487][ T32] r10:61c88647 r9:851e6000 r8:8521812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.016555][ T32] r4:85218100 [ 1332.016622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.016727][ T32] r10:00000000 r9:85218100 r8:8027f5e8 r7:eaa45e60 r6:85207680 r5:851e6000 [ 1332.016863][ T32] r4:00000001 [ 1332.016924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.017007][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 1332.017067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.017131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.017194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.017262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.017343][ T32] r4:85214700 [ 1332.017889][ T32] INFO: task kworker/0:387:4166 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.017968][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.018138][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.018251][ T32] Call trace: [ 1332.018320][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.018422][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.018472][ T32] r4:00000000 [ 1332.018554][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.035281][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.035537][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.035618][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.035680][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.035745][ T32] r5:800c0113 r4:80239bb0 [ 1332.035801][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.035965][ T32] r4:82ac11e4 [ 1332.036018][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.036111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.036170][ T32] r4:e0545dc0 [ 1332.036226][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.036337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.036431][ T32] r4:00000000 [ 1332.036514][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.036627][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.036694][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.036792][ T32] r5:00001000 r4:e038d000 [ 1332.036840][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.036923][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.037002][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.037063][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.037172][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.037222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.037340][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.037439][ T32] r4:84b6e700 [ 1332.037498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.037606][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.037660][ T32] r4:00000001 [ 1332.037707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.037786][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.037871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.037951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.038046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.038150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.038214][ T32] r4:84b6d780 [ 1332.038267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.038336][ T32] INFO: task kworker/0:388:4168 blocked for more than 458 seconds. [ 1332.038410][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.038467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.038546][ T32] task:kworker/0:388 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.047090][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.047460][ T32] Call trace: [ 1332.047569][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.047698][ T32] r10:82918930 r9:eabe9d84 r8:00000002 r7:60000013 r6:eabe9d8c r5:851e6c00 [ 1332.047756][ T32] r4:851e6c00 [ 1332.047869][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.047977][ T32] r5:851e6c00 r4:8291892c [ 1332.048060][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.048187][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.048296][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1332.048352][ T32] r4:00000000 [ 1332.048401][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.048514][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.056163][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.056440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852148c0 [ 1332.056509][ T32] r4:00000000 [ 1332.056654][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.056769][ T32] r9:83018005 r8:851e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1332.056824][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.056922][ T32] r5:00001000 r4:e02b7000 [ 1332.056972][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.057109][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.057207][ T32] r5:8517078c r4:85170400 [ 1332.057288][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.057394][ T32] r7:dddced80 r6:83018000 r5:8517078c r4:85218180 [ 1332.057441][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.057553][ T32] r10:61c88647 r9:851e6c00 r8:852181ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.057608][ T32] r4:85218180 [ 1332.057684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.057778][ T32] r10:00000000 r9:85218180 r8:8027f5e8 r7:eaa45e60 r6:85207700 r5:851e6c00 [ 1332.057839][ T32] r4:00000001 [ 1332.057886][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.057963][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1332.058025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.058097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.058159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.058221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.058271][ T32] r4:85214880 [ 1332.067012][ T32] INFO: task kworker/0:388:4168 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.067219][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.067379][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.067551][ T32] Call trace: [ 1332.067644][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.067762][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.067814][ T32] r4:00000000 [ 1332.067859][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.067950][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.068053][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.068158][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.068221][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.068278][ T32] r5:800c0113 r4:80239bb0 [ 1332.068327][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.068457][ T32] r4:82ac11e4 [ 1332.068525][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.068624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.069793][ T32] r4:e0545dc0 [ 1332.069883][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.069995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.070071][ T32] r4:00000000 [ 1332.070162][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.070271][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.070325][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.070423][ T32] r5:00001000 r4:e038d000 [ 1332.070473][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.070665][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.070768][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.070818][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.070935][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.071009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.071113][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.071188][ T32] r4:84b6e700 [ 1332.071260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.071370][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.071435][ T32] r4:00000001 [ 1332.071489][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.071588][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.071657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.071747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.071843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.071946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.072062][ T32] r4:84b6d780 [ 1332.072128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.072196][ T32] INFO: task kworker/0:389:4170 blocked for more than 458 seconds. [ 1332.072269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.072328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.072377][ T32] task:kworker/0:389 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.072522][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.072650][ T32] Call trace: [ 1332.072727][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.072836][ T32] r10:82918930 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:85198000 [ 1332.072893][ T32] r4:85198000 [ 1332.072941][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.073054][ T32] r5:85198000 r4:8291892c [ 1332.073110][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.073218][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.073335][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1332.073405][ T32] r4:00000000 [ 1332.073460][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.073573][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.073681][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.073784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214b80 [ 1332.073838][ T32] r4:00000000 [ 1332.073886][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.073986][ T32] r9:83018005 r8:85198000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1332.074069][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.074171][ T32] r5:00001000 r4:e03b7000 [ 1332.074245][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.074364][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.074489][ T32] r5:85170f8c r4:85170c00 [ 1332.074581][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.074684][ T32] r7:dddced80 r6:83018000 r5:85170f8c r4:85218200 [ 1332.074733][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.074838][ T32] r10:61c88647 r9:85198000 r8:8521822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.074893][ T32] r4:85218200 [ 1332.074939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.075038][ T32] r10:00000000 r9:85218200 r8:8027f5e8 r7:eaa45e60 r6:85218280 r5:85198000 [ 1332.075091][ T32] r4:00000001 [ 1332.075139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.075218][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1332.075279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.075375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.075463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.075548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.075606][ T32] r4:85214780 [ 1332.076385][ T32] INFO: task kworker/0:389:4170 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.076469][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.076620][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.076725][ T32] Call trace: [ 1332.076799][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.076912][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.076968][ T32] r4:00000000 [ 1332.077017][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.077098][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.077156][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.077217][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.077272][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.077327][ T32] r5:800c0113 r4:80239bb0 [ 1332.077370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.077477][ T32] r4:82ac11e4 [ 1332.077548][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.077695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.077758][ T32] r4:e0545dc0 [ 1332.077829][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.077967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.078030][ T32] r4:00000000 [ 1332.078114][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.078224][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.078278][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.078384][ T32] r5:00001000 r4:e038d000 [ 1332.078435][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.078591][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.099704][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.099798][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.099960][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.100025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.100131][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.100183][ T32] r4:84b6e700 [ 1332.100252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.100383][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.100437][ T32] r4:00000001 [ 1332.100481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.100570][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.100636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.100697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.100754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.100819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.100895][ T32] r4:84b6d780 [ 1332.100991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.101068][ T32] INFO: task kworker/0:390:4172 blocked for more than 458 seconds. [ 1332.101166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.101225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.101287][ T32] task:kworker/0:390 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.101424][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.101589][ T32] Call trace: [ 1332.101720][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.101850][ T32] r10:82918930 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:85198c00 [ 1332.101906][ T32] r4:85198c00 [ 1332.101974][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.102082][ T32] r5:85198c00 r4:8291892c [ 1332.102128][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.102235][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.102364][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 1332.102430][ T32] r4:00000000 [ 1332.102484][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.102612][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.102702][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.102791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214d00 [ 1332.102903][ T32] r4:00000000 [ 1332.102962][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.103066][ T32] r9:83018005 r8:85198c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.103118][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.103209][ T32] r5:00001000 r4:e03fb000 [ 1332.103275][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.103368][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.103493][ T32] r5:8517138c r4:85171000 [ 1332.103559][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.103655][ T32] r7:dddced80 r6:83018000 r5:8517138c r4:85218300 [ 1332.103722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.103836][ T32] r10:61c88647 r9:85198c00 r8:8521832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.103894][ T32] r4:85218300 [ 1332.103941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.104036][ T32] r10:00000000 r9:85218300 r8:8027f5e8 r7:eab79e60 r6:85218380 r5:85198c00 [ 1332.104090][ T32] r4:00000001 [ 1332.104137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.104233][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1332.104325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.104398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.104481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.104565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.104639][ T32] r4:85214ac0 [ 1332.105405][ T32] INFO: task kworker/0:390:4172 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.105497][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.105648][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.105768][ T32] Call trace: [ 1332.105849][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.105954][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.106013][ T32] r4:00000000 [ 1332.106064][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.106147][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.106213][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.106308][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.106390][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.106450][ T32] r5:800c0113 r4:80239bb0 [ 1332.106538][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.106640][ T32] r4:82ac11e4 [ 1332.106717][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.106828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.106893][ T32] r4:e0545dc0 [ 1332.106943][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.107039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.107092][ T32] r4:00000000 [ 1332.107156][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.107279][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.107349][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.107476][ T32] r5:00001000 r4:e038d000 [ 1332.107536][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.107625][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.107734][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.107790][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.107937][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.108026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.108136][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.108191][ T32] r4:84b6e700 [ 1332.108242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.108375][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.108455][ T32] r4:00000001 [ 1332.108524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.121714][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.121920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.121992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.122077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.122164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.122218][ T32] r4:84b6d780 [ 1332.122277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.122361][ T32] INFO: task kworker/0:391:4175 blocked for more than 458 seconds. [ 1332.122442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.122541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.122598][ T32] task:kworker/0:391 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.122738][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.122964][ T32] Call trace: [ 1332.123069][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.123192][ T32] r10:82918930 r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:85199800 [ 1332.123248][ T32] r4:85199800 [ 1332.123316][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.123416][ T32] r5:85199800 r4:8291892c [ 1332.123490][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.123601][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.123718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1332.123779][ T32] r4:00000000 [ 1332.123828][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.123921][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.124015][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.124108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fa00 [ 1332.124184][ T32] r4:00000000 [ 1332.124238][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.124338][ T32] r9:83018005 r8:85199800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1332.124388][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.124492][ T32] r5:00001000 r4:ea9f7000 [ 1332.124557][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.124655][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.124750][ T32] r5:85173f8c r4:85173c00 [ 1332.124824][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.124942][ T32] r7:dddced80 r6:83018000 r5:85173f8c r4:85218400 [ 1332.125019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.125127][ T32] r10:61c88647 r9:85199800 r8:8521842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.125215][ T32] r4:85218400 [ 1332.125268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.125367][ T32] r10:00000000 r9:85218400 r8:8027f5e8 r7:eabede60 r6:85218480 r5:85199800 [ 1332.125419][ T32] r4:00000001 [ 1332.125466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.125573][ T32] Exception stack(0xeabf1fb0 to 0xeabf1ff8) [ 1332.125644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.125710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.125771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.125849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.125906][ T32] r4:85214c40 [ 1332.126677][ T32] INFO: task kworker/0:391:4175 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.126758][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.126904][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.127037][ T32] Call trace: [ 1332.127132][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.127314][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.127408][ T32] r4:00000000 [ 1332.127467][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.127565][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.127658][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.127737][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.127797][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.127854][ T32] r5:800c0113 r4:80239bb0 [ 1332.127899][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.127985][ T32] r4:82ac11e4 [ 1332.128035][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.128126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.128227][ T32] r4:e0545dc0 [ 1332.128286][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.128382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.128434][ T32] r4:00000000 [ 1332.128498][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.147676][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.147880][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.148043][ T32] r5:00001000 r4:e038d000 [ 1332.148115][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.148214][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.148306][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.148354][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.148456][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.148516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.148618][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.148746][ T32] r4:84b6e700 [ 1332.149430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.149581][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.149668][ T32] r4:00000001 [ 1332.149725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.149809][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.149874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.149944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.150011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.150079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.150134][ T32] r4:84b6d780 [ 1332.150191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.150263][ T32] INFO: task kworker/0:392:4176 blocked for more than 458 seconds. [ 1332.150336][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.150394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.150447][ T32] task:kworker/0:392 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.150684][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.150831][ T32] Call trace: [ 1332.150947][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.151053][ T32] r10:82918930 r9:eabfdd84 r8:00000002 r7:60000113 r6:eabfdd8c r5:851e8000 [ 1332.151153][ T32] r4:851e8000 [ 1332.151218][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.151309][ T32] r5:851e8000 r4:8291892c [ 1332.151364][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.151496][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.151633][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 1332.151703][ T32] r4:00000000 [ 1332.151745][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.151833][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.151914][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.152004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214e80 [ 1332.152057][ T32] r4:00000000 [ 1332.152130][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.152253][ T32] r9:83018005 r8:851e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1332.152303][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.152400][ T32] r5:00001000 r4:e0431000 [ 1332.152456][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.152562][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.152656][ T32] r5:8517178c r4:85171400 [ 1332.152721][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.152820][ T32] r7:dddced80 r6:83018000 r5:8517178c r4:85218500 [ 1332.152873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.152976][ T32] r10:61c88647 r9:851e8000 r8:8521852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.153051][ T32] r4:85218500 [ 1332.153103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.153213][ T32] r10:00000000 r9:85218500 r8:8027f5e8 r7:eabf1e60 r6:85207780 r5:851e8000 [ 1332.153270][ T32] r4:00000001 [ 1332.153329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.153417][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1332.153480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.153558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.153647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.153721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.153775][ T32] r4:85214dc0 [ 1332.154557][ T32] INFO: task kworker/0:392:4176 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.154641][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.154773][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.154902][ T32] Call trace: [ 1332.155002][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.155112][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.155189][ T32] r4:00000000 [ 1332.155260][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.155352][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.155421][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.155494][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.155567][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.155630][ T32] r5:800c0113 r4:80239bb0 [ 1332.155680][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.155768][ T32] r4:82ac11e4 [ 1332.155817][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.155908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.156011][ T32] r4:e0545dc0 [ 1332.156086][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.156185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.156243][ T32] r4:00000000 [ 1332.156289][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.156412][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.156472][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.156601][ T32] r5:00001000 r4:e038d000 [ 1332.156656][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.156744][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.156841][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.156897][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.156998][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.157072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.157182][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.157253][ T32] r4:84b6e700 [ 1332.157361][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.157468][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.157530][ T32] r4:00000001 [ 1332.157599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.157681][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.157742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.157828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.157917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.157991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.158088][ T32] r4:84b6d780 [ 1332.158162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.158232][ T32] INFO: task kworker/0:393:4178 blocked for more than 458 seconds. [ 1332.158317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.158384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.158434][ T32] task:kworker/0:393 state:D stack:0 pid:4178 tgid:4178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.158609][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.175796][ T32] Call trace: [ 1332.175898][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.176046][ T32] r10:82918930 r9:eac11d84 r8:00000002 r7:60000113 r6:eac11d8c r5:851e8c00 [ 1332.176129][ T32] r4:851e8c00 [ 1332.176204][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.176300][ T32] r5:851e8c00 r4:8291892c [ 1332.176347][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.176442][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.176557][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1332.176632][ T32] r4:00000000 [ 1332.176684][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.176771][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.176876][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.176970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214fc0 [ 1332.177025][ T32] r4:00000000 [ 1332.177092][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.177218][ T32] r9:83018005 r8:851e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1332.177287][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.177403][ T32] r5:00001000 r4:e04b5000 [ 1332.177468][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.177587][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.177697][ T32] r5:85171b8c r4:85171800 [ 1332.177747][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.177856][ T32] r7:dddced80 r6:83018000 r5:85171b8c r4:85218580 [ 1332.177907][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.178027][ T32] r10:61c88647 r9:851e8c00 r8:852185ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.178091][ T32] r4:85218580 [ 1332.178142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.178258][ T32] r10:00000000 r9:85218580 r8:8027f5e8 r7:eabf1e60 r6:85207800 r5:851e8c00 [ 1332.178317][ T32] r4:00000001 [ 1332.178363][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.178492][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 1332.187220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.187432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.187499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.187589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.187643][ T32] r4:85214f40 [ 1332.188404][ T32] INFO: task kworker/0:393:4178 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.188491][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.188676][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.197348][ T32] Call trace: [ 1332.197445][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.197601][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.197662][ T32] r4:00000000 [ 1332.197712][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.197806][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.197877][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.198016][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.198097][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.198175][ T32] r5:800c0113 r4:80239bb0 [ 1332.198236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.198364][ T32] r4:82ac11e4 [ 1332.198431][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.198589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.198718][ T32] r4:e0545dc0 [ 1332.199546][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.199678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.199756][ T32] r4:00000000 [ 1332.199869][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.199999][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.200059][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.200158][ T32] r5:00001000 r4:e038d000 [ 1332.200204][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.200317][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.200413][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.200462][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.200574][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.200646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.200760][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.200821][ T32] r4:84b6e700 [ 1332.200871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.200974][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.201056][ T32] r4:00000001 [ 1332.201116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.201207][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.201270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.201333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.201397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.201496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.201571][ T32] r4:84b6d780 [ 1332.201651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.201732][ T32] INFO: task kworker/0:394:4180 blocked for more than 458 seconds. [ 1332.201821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.201887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.201940][ T32] task:kworker/0:394 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.202070][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.202170][ T32] Call trace: [ 1332.202264][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.202379][ T32] r10:82918930 r9:eac3dd84 r8:00000002 r7:60000113 r6:eac3dd8c r5:851e9800 [ 1332.202434][ T32] r4:851e9800 [ 1332.202483][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.202622][ T32] r5:851e9800 r4:8291892c [ 1332.202681][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.202777][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.202883][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 1332.202939][ T32] r4:00000000 [ 1332.202987][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.203069][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.203148][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.203238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85149ec0 [ 1332.203291][ T32] r4:00000000 [ 1332.203333][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.203431][ T32] r9:83018005 r8:851e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1332.203482][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.203597][ T32] r5:00001000 r4:e469b000 [ 1332.203650][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.203742][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.203860][ T32] r5:85171f8c r4:85171c00 [ 1332.203915][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.204014][ T32] r7:dddced80 r6:83018000 r5:85171f8c r4:85218600 [ 1332.204063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.204161][ T32] r10:61c88647 r9:851e9800 r8:8521862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.204231][ T32] r4:85218600 [ 1332.204284][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.204400][ T32] r10:00000000 r9:85218600 r8:8027f5e8 r7:eabf1e60 r6:85207880 r5:851e9800 [ 1332.204462][ T32] r4:00000001 [ 1332.204519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.204601][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 1332.204679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.204769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.204855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.204952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.205012][ T32] r4:85214e00 [ 1332.205797][ T32] INFO: task kworker/0:394:4180 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.205875][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.206034][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.206162][ T32] Call trace: [ 1332.206255][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.206365][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.206421][ T32] r4:00000000 [ 1332.206474][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.206603][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.206679][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.206756][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.206831][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.206888][ T32] r5:800c0113 r4:80239bb0 [ 1332.206937][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.207049][ T32] r4:82ac11e4 [ 1332.207106][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.207203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.207273][ T32] r4:e0545dc0 [ 1332.207330][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.207426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.207509][ T32] r4:00000000 [ 1332.207590][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.207729][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.207798][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.207897][ T32] r5:00001000 r4:e038d000 [ 1332.207962][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.208054][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.208151][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.208221][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.208332][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.208387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.208515][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.208608][ T32] r4:84b6e700 [ 1332.225982][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.226178][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.226260][ T32] r4:00000001 [ 1332.226319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.226427][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.226592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.226707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.226782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.226855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.226913][ T32] r4:84b6d780 [ 1332.226973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.227049][ T32] INFO: task kworker/0:395:4182 blocked for more than 458 seconds. [ 1332.227124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.227186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.227238][ T32] task:kworker/0:395 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.227366][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.227469][ T32] Call trace: [ 1332.227609][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.227725][ T32] r10:82918930 r9:eac45d84 r8:00000002 r7:60000013 r6:eac45d8c r5:851ea400 [ 1332.227793][ T32] r4:851ea400 [ 1332.227845][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.227935][ T32] r5:851ea400 r4:8291892c [ 1332.228021][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.228118][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.228225][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1332.228280][ T32] r4:00000000 [ 1332.228330][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.228481][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.228651][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.236865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f200 [ 1332.236965][ T32] r4:00000000 [ 1332.237021][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.237165][ T32] r9:83018005 r8:851ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1332.237221][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.237320][ T32] r5:00001000 r4:ea823000 [ 1332.237373][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.237471][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.237592][ T32] r5:8517278c r4:85172400 [ 1332.237657][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.237765][ T32] r7:dddced80 r6:83018000 r5:8517278c r4:85218680 [ 1332.237819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.237941][ T32] r10:61c88647 r9:851ea400 r8:852186ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.238004][ T32] r4:85218680 [ 1332.238071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.238181][ T32] r10:00000000 r9:85218680 r8:8027f5e8 r7:eabf1e60 r6:85207900 r5:851ea400 [ 1332.238240][ T32] r4:00000001 [ 1332.238291][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.238375][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 1332.238446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.238551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.238703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.246943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.247040][ T32] r4:85149f80 [ 1332.247809][ T32] INFO: task kworker/0:395:4182 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.247896][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.248053][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.248216][ T32] Call trace: [ 1332.248296][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.248404][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.248461][ T32] r4:00000000 [ 1332.248525][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.248689][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.249594][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.249678][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.249738][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.249802][ T32] r5:800c0113 r4:80239bb0 [ 1332.249854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.249964][ T32] r4:82ac11e4 [ 1332.250016][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.250152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.250215][ T32] r4:e0545dc0 [ 1332.250304][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.250420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.250475][ T32] r4:00000000 [ 1332.250571][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.250690][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.250783][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.250888][ T32] r5:00001000 r4:e038d000 [ 1332.250938][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.251019][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.251106][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.251159][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.251265][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.251320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.251412][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.251464][ T32] r4:84b6e700 [ 1332.251529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.251636][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.251691][ T32] r4:00000001 [ 1332.251761][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.251854][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.251921][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.251983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.252043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.252124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.252184][ T32] r4:84b6d780 [ 1332.252239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.252358][ T32] INFO: task kworker/0:396:4185 blocked for more than 458 seconds. [ 1332.252442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.252539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.252633][ T32] task:kworker/0:396 state:D stack:0 pid:4185 tgid:4185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.252789][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.252888][ T32] Call trace: [ 1332.252963][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.253069][ T32] r10:82918930 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:851ebc00 [ 1332.253146][ T32] r4:851ebc00 [ 1332.253216][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.253388][ T32] r5:851ebc00 r4:8291892c [ 1332.253446][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.253550][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.253653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1332.253709][ T32] r4:00000000 [ 1332.253755][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.253840][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.253919][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.254010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f480 [ 1332.254085][ T32] r4:00000000 [ 1332.254173][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.254301][ T32] r9:83018005 r8:851ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1332.254361][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.254565][ T32] r5:00001000 r4:ea855000 [ 1332.254644][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.254739][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.254857][ T32] r5:85172f8c r4:85172c00 [ 1332.254913][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.255013][ T32] r7:dddced80 r6:83018000 r5:85172f8c r4:85218700 [ 1332.255097][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.255263][ T32] r10:61c88647 r9:851ebc00 r8:8521872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.255353][ T32] r4:85218700 [ 1332.255408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.255546][ T32] r10:00000000 r9:85218700 r8:8027f5e8 r7:eabf1e60 r6:85207980 r5:851ebc00 [ 1332.255608][ T32] r4:00000001 [ 1332.255657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.255737][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1332.255799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.255892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.255999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.256111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.256176][ T32] r4:8522f080 [ 1332.256916][ T32] INFO: task kworker/0:396:4185 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.257026][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.257201][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.257339][ T32] Call trace: [ 1332.257414][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.257530][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.257616][ T32] r4:00000000 [ 1332.257732][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.257820][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.257885][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.257955][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.258037][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.258101][ T32] r5:800c0113 r4:80239bb0 [ 1332.258148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.258243][ T32] r4:82ac11e4 [ 1332.258294][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.258392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.258570][ T32] r4:e0545dc0 [ 1332.258724][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.280007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.280105][ T32] r4:00000000 [ 1332.280160][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.280331][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.280411][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.280572][ T32] r5:00001000 r4:e038d000 [ 1332.280648][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.280747][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.280845][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.280914][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.281064][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.281124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.281228][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.281319][ T32] r4:84b6e700 [ 1332.281374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.281477][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.281546][ T32] r4:00000001 [ 1332.281597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.281679][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.281751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.281823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.281890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.281955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.282042][ T32] r4:84b6d780 [ 1332.282105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.282174][ T32] INFO: task kworker/1:139:4187 blocked for more than 458 seconds. [ 1332.282246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.282305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.282355][ T32] task:kworker/1:139 state:D stack:0 pid:4187 tgid:4187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.282480][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.282664][ T32] Call trace: [ 1332.282743][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.282853][ T32] r10:82918930 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:851eb000 [ 1332.282909][ T32] r4:851eb000 [ 1332.282956][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.283039][ T32] r5:851eb000 r4:8291892c [ 1332.283159][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.283255][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.283357][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1332.283409][ T32] r4:00000000 [ 1332.283454][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.283584][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.283677][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.283767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85149f40 [ 1332.283851][ T32] r4:00000000 [ 1332.283939][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.284045][ T32] r9:83018205 r8:851eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1332.284095][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.284186][ T32] r5:00001000 r4:ea9ab000 [ 1332.284233][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.284318][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.284419][ T32] r5:85026b8c r4:85026800 [ 1332.284514][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.284617][ T32] r7:ddde2d80 r6:83018200 r5:85026b8c r4:85207a00 [ 1332.284705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.284834][ T32] r10:61c88647 r9:851eb000 r8:85207a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.284892][ T32] r4:85207a00 [ 1332.284936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.285029][ T32] r10:00000000 r9:85207a00 r8:8027f5e8 r7:df9e5e60 r6:85207a80 r5:851eb000 [ 1332.285083][ T32] r4:00000001 [ 1332.285127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.285243][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1332.285313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.285378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.285462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.285543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.285594][ T32] r4:8521a780 [ 1332.286346][ T32] INFO: task kworker/1:139:4187 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.286430][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.286615][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.286717][ T32] Call trace: [ 1332.286812][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.286967][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.287127][ T32] r4:00000000 [ 1332.287189][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.287316][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.287394][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.287462][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.287538][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.287597][ T32] r5:800c0113 r4:80239bb0 [ 1332.287652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.287744][ T32] r4:82ac11e4 [ 1332.288374][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.288519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.288582][ T32] r4:e0545dc0 [ 1332.288721][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.310126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.310237][ T32] r4:00000000 [ 1332.310294][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.310448][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.310546][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.310656][ T32] r5:00001000 r4:e038d000 [ 1332.310730][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.310867][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.310984][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.311056][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.311166][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.311221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.311316][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.311363][ T32] r4:84b6e700 [ 1332.311408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.311518][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.311594][ T32] r4:00000001 [ 1332.311653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.311776][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.311858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.311928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.311988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.312055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.312104][ T32] r4:84b6d780 [ 1332.312158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.312226][ T32] INFO: task kworker/0:397:4189 blocked for more than 458 seconds. [ 1332.312322][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.312386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.312439][ T32] task:kworker/0:397 state:D stack:0 pid:4189 tgid:4189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.312637][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.312781][ T32] Call trace: [ 1332.312898][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.313009][ T32] r10:82918930 r9:eac79d84 r8:00000002 r7:60000013 r6:eac79d8c r5:851ec800 [ 1332.313080][ T32] r4:851ec800 [ 1332.313129][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.313235][ T32] r5:851ec800 r4:8291892c [ 1332.313289][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.313382][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.313516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1332.313579][ T32] r4:00000000 [ 1332.313627][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.313713][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.313798][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.313890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f5c0 [ 1332.313957][ T32] r4:00000000 [ 1332.314013][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.314128][ T32] r9:83018005 r8:851ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1332.314178][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.314314][ T32] r5:00001000 r4:ea8dd000 [ 1332.314381][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.314494][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.314636][ T32] r5:8517338c r4:85173000 [ 1332.314686][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.314786][ T32] r7:dddced80 r6:83018000 r5:8517338c r4:85218780 [ 1332.314836][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.314937][ T32] r10:61c88647 r9:851ec800 r8:852187ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.315018][ T32] r4:85218780 [ 1332.315072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.315163][ T32] r10:00000000 r9:85218780 r8:8027f5e8 r7:eabf1e60 r6:85207b00 r5:851ec800 [ 1332.315213][ T32] r4:00000001 [ 1332.315258][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.315353][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1332.315420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.315487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.315560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.315629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.315701][ T32] r4:8522f380 [ 1332.316481][ T32] INFO: task kworker/0:397:4189 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.316578][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.316765][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.316888][ T32] Call trace: [ 1332.316965][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.317094][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.317158][ T32] r4:00000000 [ 1332.317208][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.317312][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.317402][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.317478][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.317553][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.317615][ T32] r5:800c0113 r4:80239bb0 [ 1332.317693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.317795][ T32] r4:82ac11e4 [ 1332.317845][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.317940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.317996][ T32] r4:e0545dc0 [ 1332.318046][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.318185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.318248][ T32] r4:00000000 [ 1332.318320][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.318430][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.318481][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.318661][ T32] r5:00001000 r4:e038d000 [ 1332.331322][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.331558][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.331683][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.331760][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.331874][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.331928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.332051][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.332114][ T32] r4:84b6e700 [ 1332.332191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.332336][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.332425][ T32] r4:00000001 [ 1332.332483][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.332627][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.332703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.332776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.332918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.333001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.333059][ T32] r4:84b6d780 [ 1332.333119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.333189][ T32] INFO: task kworker/0:398:4191 blocked for more than 458 seconds. [ 1332.333300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.333366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.333417][ T32] task:kworker/0:398 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.333557][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.333652][ T32] Call trace: [ 1332.333731][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.333882][ T32] r10:82918930 r9:eac81d84 r8:00000002 r7:60000013 r6:eac81d8c r5:851ed400 [ 1332.333946][ T32] r4:851ed400 [ 1332.334049][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.334190][ T32] r5:851ed400 r4:8291892c [ 1332.334251][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.334343][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.334451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1332.334555][ T32] r4:00000000 [ 1332.334604][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.334698][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.334793][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.334895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f700 [ 1332.334955][ T32] r4:00000000 [ 1332.335005][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.335111][ T32] r9:83018005 r8:851ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1332.335182][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.335280][ T32] r5:00001000 r4:ea8f3000 [ 1332.335344][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.335441][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.335546][ T32] r5:8517378c r4:85173400 [ 1332.335618][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.335725][ T32] r7:dddced80 r6:83018000 r5:8517378c r4:85218800 [ 1332.335777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.335888][ T32] r10:61c88647 r9:851ed400 r8:8521882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.335962][ T32] r4:85218800 [ 1332.336029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.336129][ T32] r10:00000000 r9:85218800 r8:8027f5e8 r7:eabf1e60 r6:85207b80 r5:851ed400 [ 1332.336183][ T32] r4:00000001 [ 1332.336230][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.336326][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 1332.336404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.336495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.336579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.336648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.336703][ T32] r4:8522f440 [ 1332.337475][ T32] INFO: task kworker/0:398:4191 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.337561][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.337784][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.337913][ T32] Call trace: [ 1332.338029][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.338127][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.338181][ T32] r4:00000000 [ 1332.338229][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.338319][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.338418][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.338497][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.338596][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.357096][ T32] r5:800c0113 r4:80239bb0 [ 1332.357284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.357425][ T32] r4:82ac11e4 [ 1332.357547][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.357653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.357706][ T32] r4:e0545dc0 [ 1332.357755][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.357856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.358057][ T32] r4:00000000 [ 1332.358151][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.358271][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.358325][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.358495][ T32] r5:00001000 r4:e038d000 [ 1332.358589][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.367255][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.367424][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.367473][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.367582][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.367630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.367727][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.367783][ T32] r4:84b6e700 [ 1332.367871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.368016][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.368124][ T32] r4:00000001 [ 1332.368183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.368277][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.368348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.368418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.368482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.368849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.374355][ T32] r4:84b6d780 [ 1332.374448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.374577][ T32] INFO: task kworker/0:399:4193 blocked for more than 458 seconds. [ 1332.374656][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.374713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.374794][ T32] task:kworker/0:399 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.374919][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.375102][ T32] Call trace: [ 1332.375265][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.375385][ T32] r10:82918930 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:8519a400 [ 1332.375458][ T32] r4:8519a400 [ 1332.375530][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.375631][ T32] r5:8519a400 r4:8291892c [ 1332.375686][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.375779][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.375914][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1332.375975][ T32] r4:00000000 [ 1332.376069][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.376171][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.376266][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.376367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f840 [ 1332.376419][ T32] r4:00000000 [ 1332.376462][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.376579][ T32] r9:83018005 r8:8519a400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1332.376655][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.376760][ T32] r5:00001000 r4:ea987000 [ 1332.376815][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.376911][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.377024][ T32] r5:85173b8c r4:85173800 [ 1332.377105][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.377219][ T32] r7:dddced80 r6:83018000 r5:85173b8c r4:85218880 [ 1332.377271][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.377375][ T32] r10:61c88647 r9:8519a400 r8:852188ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.377430][ T32] r4:85218880 [ 1332.377478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.377591][ T32] r10:00000000 r9:85218880 r8:8027f5e8 r7:eabf1e60 r6:85218900 r5:8519a400 [ 1332.377663][ T32] r4:00000001 [ 1332.377738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.377831][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1332.377897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.377976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.378046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.378113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.378161][ T32] r4:8522f580 [ 1332.389862][ T32] INFO: task kworker/0:399:4193 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.390111][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.390314][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.390459][ T32] Call trace: [ 1332.390784][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.391005][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.391089][ T32] r4:00000000 [ 1332.391152][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.391277][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.391365][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.391441][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.391515][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.391602][ T32] r5:800c0113 r4:80239bb0 [ 1332.391667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.391815][ T32] r4:82ac11e4 [ 1332.391880][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.392009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.392080][ T32] r4:e0545dc0 [ 1332.392168][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.392300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.392364][ T32] r4:00000000 [ 1332.392412][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.392514][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.392560][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.392655][ T32] r5:00001000 r4:e038d000 [ 1332.392727][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.392871][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.392972][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.393022][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.393123][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.393178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.393277][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.393354][ T32] r4:84b6e700 [ 1332.393479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.393596][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.393690][ T32] r4:00000001 [ 1332.393749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.393844][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.393914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.394026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.394139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.394268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.394333][ T32] r4:84b6d780 [ 1332.394392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.394464][ T32] INFO: task kworker/0:400:4197 blocked for more than 458 seconds. [ 1332.394586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.394722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.394827][ T32] task:kworker/0:400 state:D stack:0 pid:4197 tgid:4197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.394944][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.395045][ T32] Call trace: [ 1332.395121][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.395241][ T32] r10:82918930 r9:eab75d84 r8:00000002 r7:60000013 r6:eab75d8c r5:8519c800 [ 1332.395303][ T32] r4:8519c800 [ 1332.395355][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.395499][ T32] r5:8519c800 r4:8291892c [ 1332.395563][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.395673][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.395839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 [ 1332.395899][ T32] r4:00000000 [ 1332.395982][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.396107][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.396251][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.396376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236440 [ 1332.396513][ T32] r4:00000000 [ 1332.396607][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.396734][ T32] r9:83018005 r8:8519c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1332.396862][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.396964][ T32] r5:00001000 r4:dfed5000 [ 1332.397013][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.397106][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.397200][ T32] r5:8517538c r4:85175000 [ 1332.397288][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.397393][ T32] r7:dddced80 r6:83018000 r5:8517538c r4:85218980 [ 1332.397444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.397575][ T32] r10:61c88647 r9:8519c800 r8:852189ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.397636][ T32] r4:85218980 [ 1332.397682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.397859][ T32] r10:00000000 r9:85218980 r8:8027f5e8 r7:eabf1e60 r6:85218a00 r5:8519c800 [ 1332.397977][ T32] r4:00000001 [ 1332.398096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.398182][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1332.398244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.398328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.398400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.398471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.398680][ T32] r4:8522f880 [ 1332.420341][ T32] INFO: task kworker/0:400:4197 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.420511][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.420804][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.420988][ T32] Call trace: [ 1332.421069][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.421220][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.421289][ T32] r4:00000000 [ 1332.421349][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.421449][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.421520][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.421611][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.421682][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.421747][ T32] r5:800c0113 r4:80239bb0 [ 1332.421809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.421909][ T32] r4:82ac11e4 [ 1332.422049][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.422159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.422213][ T32] r4:e0545dc0 [ 1332.422288][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.422388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.422481][ T32] r4:00000000 [ 1332.422577][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.422715][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.422795][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.422893][ T32] r5:00001000 r4:e038d000 [ 1332.422941][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.423029][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.423137][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.423192][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.423351][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.423410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.423514][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.423572][ T32] r4:84b6e700 [ 1332.423625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.423732][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.423830][ T32] r4:00000001 [ 1332.423924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.424050][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.424119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.424182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.424242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.424306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.424356][ T32] r4:84b6d780 [ 1332.424404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.424545][ T32] INFO: task kworker/1:140:4198 blocked for more than 458 seconds. [ 1332.424632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.424724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.424825][ T32] task:kworker/1:140 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.424974][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.425169][ T32] Call trace: [ 1332.425292][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.425474][ T32] r10:82918930 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:8519d400 [ 1332.425598][ T32] r4:8519d400 [ 1332.425737][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.425861][ T32] r5:8519d400 r4:8291892c [ 1332.425914][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.426012][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.426114][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1332.426204][ T32] r4:00000000 [ 1332.426323][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.426562][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.426658][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.426754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848fb700 [ 1332.426942][ T32] r4:00000000 [ 1332.427011][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.427120][ T32] r9:83018205 r8:8519d400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1332.427208][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.427401][ T32] r5:00001000 r4:df9c3000 [ 1332.427472][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.427566][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.427660][ T32] r5:85026f8c r4:85026c00 [ 1332.427715][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.427836][ T32] r7:ddde2d80 r6:83018200 r5:85026f8c r4:85207c00 [ 1332.427941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.428053][ T32] r10:61c88647 r9:8519d400 r8:85207c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.428108][ T32] r4:85207c00 [ 1332.428175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.428291][ T32] r10:00000000 r9:85207c00 r8:8027f5e8 r7:df9e5e60 r6:85218a80 r5:8519d400 [ 1332.428355][ T32] r4:00000001 [ 1332.428416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.428497][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1332.428572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.444526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.444768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.444856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.444930][ T32] r4:8521a040 [ 1332.445718][ T32] INFO: task kworker/1:140:4198 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.445853][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.446057][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.446203][ T32] Call trace: [ 1332.446309][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.446410][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.446475][ T32] r4:00000000 [ 1332.446595][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.446695][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.446797][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.446880][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.446941][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.446998][ T32] r5:800c0113 r4:80239bb0 [ 1332.447043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.447139][ T32] r4:82ac11e4 [ 1332.447188][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.447278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.447333][ T32] r4:e0545dc0 [ 1332.447385][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.447496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.447556][ T32] r4:00000000 [ 1332.447605][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.447769][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.447831][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.447929][ T32] r5:00001000 r4:e038d000 [ 1332.447995][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.448127][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.448234][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.448284][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.448389][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.448486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.448596][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.467244][ T32] r4:84b6e700 [ 1332.467485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.467694][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.467779][ T32] r4:00000001 [ 1332.467871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.467968][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.468040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.468130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.468219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.468326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.468432][ T32] r4:84b6d780 [ 1332.468537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.468745][ T32] INFO: task kworker/0:401:4200 blocked for more than 458 seconds. [ 1332.469706][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.469790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.469842][ T32] task:kworker/0:401 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.469972][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.470118][ T32] Call trace: [ 1332.470195][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.470304][ T32] r10:82918930 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:8519e000 [ 1332.470358][ T32] r4:8519e000 [ 1332.470409][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.470573][ T32] r5:8519e000 r4:8291892c [ 1332.470635][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.470748][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.470923][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1332.470988][ T32] r4:00000000 [ 1332.471073][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.471200][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.471301][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.471388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fc40 [ 1332.471442][ T32] r4:00000000 [ 1332.471493][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.471609][ T32] r9:83018005 r8:8519e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1332.471673][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.471781][ T32] r5:00001000 r4:eaa0b000 [ 1332.471835][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.471925][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.472021][ T32] r5:8517438c r4:85174000 [ 1332.472073][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.472207][ T32] r7:dddced80 r6:83018000 r5:8517438c r4:85218b00 [ 1332.472268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.472393][ T32] r10:61c88647 r9:8519e000 r8:85218b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.472446][ T32] r4:85218b00 [ 1332.472504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.472603][ T32] r10:00000000 r9:85218b00 r8:8027f5e8 r7:eab75e60 r6:85218b80 r5:8519e000 [ 1332.472685][ T32] r4:00000001 [ 1332.472767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.472899][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1332.472975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.473048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.473110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.473206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.473300][ T32] r4:8522fac0 [ 1332.474129][ T32] INFO: task kworker/0:401:4200 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.474253][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.474417][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.474564][ T32] Call trace: [ 1332.474642][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.474747][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.474812][ T32] r4:00000000 [ 1332.474868][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.474952][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.475026][ T32] 5d20: 80acb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.475101][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.475231][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.475306][ T32] r5:800c0113 r4:80239bb0 [ 1332.475353][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.475455][ T32] r4:82ac11e4 [ 1332.475516][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.475620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.475676][ T32] r4:e0545dc0 [ 1332.475734][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.475872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.475967][ T32] r4:00000000 [ 1332.476018][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.476123][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.476174][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.476273][ T32] r5:00001000 r4:e038d000 [ 1332.476324][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.476440][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.476545][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.476632][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.476770][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.476837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.476984][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.477048][ T32] r4:84b6e700 [ 1332.477106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.477210][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.477265][ T32] r4:00000001 [ 1332.477336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.477426][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.477491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.477601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.477708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.477795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.477851][ T32] r4:84b6d780 [ 1332.477904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.477972][ T32] INFO: task kworker/0:402:4203 blocked for more than 458 seconds. [ 1332.478045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.478106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.478157][ T32] task:kworker/0:402 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.478294][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.494719][ T32] r4:851eec00 ** 5 printk messages dropped ** [ 1332.495244][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.495881][ T32] r9:83018005 r8:851eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 3 printk messages dropped ** [ 1332.496304][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.497179][ T32] r4:00000001 [ 1332.497245][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.497342][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1332.497413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.497482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.497559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.497632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.497764][ T32] r4:8522ff80 [ 1332.498729][ T32] INFO: task kworker/0:402:4203 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.512193][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.512412][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.512566][ T32] Call trace: [ 1332.512651][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.512775][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.512843][ T32] r4:00000000 [ 1332.512899][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.513005][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1332.513897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1332.514879][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1332.515301][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.516313][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1332.516716][ T32] task:kworker/1:141 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.517835][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.518264][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.518623][ T32] r5:00001000 r4:ea84b000 [ 1332.518674][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.533662][ T32] r7:ddde2d80 r6:83018200 r5:844bd78c r4:85207d00 ** 5 printk messages dropped ** [ 1332.534196][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.534612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.536486][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1332.537072][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1332.537512][ T32] r4:e0545dc0 [ 1332.537597][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.537704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.537762][ T32] r4:00000000 [ 1332.537813][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.537914][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.537971][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.538064][ T32] r5:00001000 r4:e038d000 [ 1332.538115][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.538237][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.538340][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.538387][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.538490][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.538575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.552351][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.552555][ T32] r4:84b6e700 [ 1332.552609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.552766][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.552861][ T32] r4:00000001 [ 1332.552948][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.553039][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.553126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.553194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.553256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.553318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.553375][ T32] r4:84b6d780 [ 1332.553433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.553504][ T32] INFO: task kworker/1:142:4206 blocked for more than 459 seconds. [ 1332.553581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.553660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.553779][ T32] task:kworker/1:142 state:D stack:0 pid:4206 tgid:4206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.553943][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.554094][ T32] Call trace: [ 1332.554185][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.554290][ T32] r10:82918930 r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:851d5400 [ 1332.554341][ T32] r4:851d5400 [ 1332.554387][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.554483][ T32] r5:851d5400 r4:8291892c [ 1332.554564][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.554659][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.554806][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1332.554864][ T32] r4:00000000 [ 1332.554908][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.554989][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.555079][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.555604][ T32] r5:00001000 r4:dfa6b000 [ 1332.555717][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.556143][ T32] r7:ddde2d80 r6:83018200 r5:85174b8c r4:85207e00 ** 7 printk messages dropped ** [ 1332.556867][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) ** 7 printk messages dropped ** [ 1332.558327][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.570110][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 10 printk messages dropped ** [ 1332.571137][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1332.571604][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.571659][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.571811][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.571876][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.572018][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.572085][ T32] r4:84b6e700 [ 1332.572133][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.572275][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.572342][ T32] r4:00000001 [ 1332.572392][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.572481][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.572544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.572612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.572713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.572795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.572854][ T32] r4:84b6d780 [ 1332.572915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.572989][ T32] INFO: task kworker/1:143:4208 blocked for more than 459 seconds. [ 1332.573061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.573159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.573251][ T32] task:kworker/1:143 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.573392][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.573497][ T32] Call trace: [ 1332.573661][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.573818][ T32] r10:82918930 r9:eaba1d84 r8:00000002 r7:60000013 r6:eaba1d8c r5:84980000 [ 1332.573883][ T32] r4:84980000 ** 4 printk messages dropped ** [ 1332.574345][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 ** 9 printk messages dropped ** [ 1332.575155][ T32] r5:00001000 r4:eaabf000 ** 1 printk messages dropped ** [ 1332.575347][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.576124][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.576766][ T32] r4:852400c0 ** 5 printk messages dropped ** [ 1332.578364][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 14 printk messages dropped ** [ 1332.600232][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1332.601141][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1332.602181][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1332.603204][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1332.604157][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.605172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.607018][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 12 printk messages dropped ** [ 1332.608045][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.608190][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.608250][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.608346][ T32] r5:00001000 r4:e038d000 [ 1332.608393][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.608487][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.608592][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.608674][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.629804][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.629922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.630076][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.630166][ T32] r4:84b6e700 [ 1332.630224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.630364][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.630426][ T32] r4:00000001 [ 1332.630552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.630648][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.630717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.630783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.630843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.630906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.630955][ T32] r4:84b6d780 [ 1332.631008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.631099][ T32] INFO: task kworker/0:404:4213 blocked for more than 459 seconds. [ 1332.631177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.631307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.631367][ T32] task:kworker/0:404 state:D stack:0 pid:4213 tgid:4213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.631523][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.631635][ T32] Call trace: [ 1332.631725][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.631835][ T32] r10:82918930 r9:eaca9d84 r8:00000002 r7:60000113 r6:eaca9d8c r5:84981800 ** 5 printk messages dropped ** [ 1332.632419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 ** 11 printk messages dropped ** [ 1332.633423][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.634291][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) ** 10 printk messages dropped ** [ 1332.635987][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 14 printk messages dropped ** [ 1332.637486][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1332.638350][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.657795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.657865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.657954][ T32] r4:84b6d780 [ 1332.658020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.658091][ T32] INFO: task kworker/0:405:4215 blocked for more than 459 seconds. [ 1332.658166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.658225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.658274][ T32] task:kworker/0:405 state:D stack:0 pid:4215 tgid:4215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.658432][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.658618][ T32] Call trace: [ 1332.666863][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.667202][ T32] r10:82918930 r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:84982400 [ 1332.667274][ T32] r4:84982400 [ 1332.667398][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.667516][ T32] r5:84982400 r4:8291892c [ 1332.667567][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.667664][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.667768][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1332.667853][ T32] r4:00000000 [ 1332.667944][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.668074][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.668175][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.668271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236880 [ 1332.668327][ T32] r4:00000000 [ 1332.668376][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.668516][ T32] r9:83018005 r8:84982400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1332.668589][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.669638][ T32] r5:00001000 r4:e0573000 [ 1332.669702][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.669810][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.669901][ T32] r5:85175f8c r4:85175c00 [ 1332.670004][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.670115][ T32] r7:dddced80 r6:83018000 r5:85175f8c r4:85218d80 [ 1332.670248][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.670358][ T32] r10:61c88647 r9:84982400 r8:85218dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1332.670915][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) ** 7 printk messages dropped ** [ 1332.672360][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.672904][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1332.673619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 13 printk messages dropped ** [ 1332.674744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.675421][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.676109][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.676945][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.677962][ T32] r5:00001000 r4:e05a9000 ** 1 printk messages dropped ** [ 1332.678155][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1332.695729][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1332.697312][ T32] INFO: task kworker/0:406:4217 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1332.698272][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1332.709841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1332.710432][ T32] r5:00001000 r4:e038d000 [ 1332.710480][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.710656][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.710746][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.710808][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.710908][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.710979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.711186][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.711250][ T32] r4:84b6e700 [ 1332.711297][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.711397][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.711453][ T32] r4:00000001 [ 1332.711540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.711633][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.711699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.711766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.711869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.711946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.711994][ T32] r4:84b6d780 [ 1332.712046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.712112][ T32] INFO: task kworker/0:407:4219 blocked for more than 459 seconds. [ 1332.712182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.712274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.712346][ T32] task:kworker/0:407 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.712473][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.712639][ T32] Call trace: [ 1332.712825][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.712961][ T32] r10:82918930 r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:84983c00 [ 1332.713029][ T32] r4:84983c00 [ 1332.713083][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.713174][ T32] r5:84983c00 r4:8291892c [ 1332.713254][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.713357][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.713463][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1332.713567][ T32] r4:00000000 [ 1332.713624][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.713714][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.713861][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.713969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236a80 [ 1332.714026][ T32] r4:00000000 [ 1332.714100][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.714206][ T32] r9:83018005 r8:84983c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.714255][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.714343][ T32] r5:00001000 r4:e05fd000 [ 1332.714386][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.714471][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.714654][ T32] r5:8517678c r4:85176400 [ 1332.714736][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.714842][ T32] r7:dddced80 r6:83018000 r5:8517678c r4:85218e80 [ 1332.714893][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.715041][ T32] r10:61c88647 r9:84983c00 r8:85218eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.715129][ T32] r4:85218e80 [ 1332.715183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.715323][ T32] r10:00000000 r9:85218e80 r8:8027f5e8 r7:eacb1e60 r6:85232200 r5:84983c00 [ 1332.715386][ T32] r4:00000001 [ 1332.715430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.715520][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1332.715581][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.715682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.715750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.715818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.715871][ T32] r4:852367c0 [ 1332.716633][ T32] INFO: task kworker/0:407:4219 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.716717][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.716914][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.717019][ T32] Call trace: [ 1332.717129][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.717261][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.717320][ T32] r4:00000000 [ 1332.717365][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1332.717816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1332.718090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.718177][ T32] r4:e0545dc0 [ 1332.718252][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.718349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.718403][ T32] r4:00000000 [ 1332.718449][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.718586][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.759640][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.759927][ T32] r5:00001000 r4:e038d000 [ 1332.760017][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.760113][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.760205][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.760253][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.760401][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.760457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.760606][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.760661][ T32] r4:84b6e700 [ 1332.760745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.760854][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.760907][ T32] r4:00000001 [ 1332.760951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.761032][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.761107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.761178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.761243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.761304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1332.761590][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1332.762263][ T32] r4:84984800 ** 4 printk messages dropped ** [ 1332.762758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 ** 9 printk messages dropped ** [ 1332.763556][ T32] r5:00001000 r4:e067b000 [ 1332.763610][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.763694][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.764135][ T32] r10:61c88647 r9:84984800 r8:85218f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1332.764236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.764334][ T32] r10:00000000 r9:85218f00 r8:8027f5e8 r7:eacb5e60 r6:85232280 r5:84984800 [ 1332.764390][ T32] r4:00000001 [ 1332.764473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.764570][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1332.764623][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.764680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.764743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.764809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.764880][ T32] r4:85236900 [ 1332.765618][ T32] INFO: task kworker/0:408:4221 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.765701][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.765867][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.765987][ T32] Call trace: [ 1332.766064][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.766163][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.766234][ T32] r4:00000000 [ 1332.766287][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.766367][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.766433][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.766586][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.766659][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.766723][ T32] r5:800c0113 r4:80239bb0 [ 1332.766767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.766857][ T32] r4:82ac11e4 [ 1332.766903][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.766983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.767031][ T32] r4:e0545dc0 [ 1332.767095][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.767183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.767275][ T32] r4:00000000 [ 1332.767323][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.767447][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.767516][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.767639][ T32] r5:00001000 r4:e038d000 [ 1332.767743][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.767848][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.767943][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.768021][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.768128][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.768184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.768283][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.768336][ T32] r4:84b6e700 [ 1332.768383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.768484][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.768551][ T32] r4:00000001 [ 1332.768600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.772753][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.772856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.772925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.772991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.773065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.773121][ T32] r4:84b6d780 [ 1332.773211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.773679][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.774535][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1332.775387][ T32] r9:83018005 r8:8519bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 1 printk messages dropped ** [ 1332.775568][ T32] r5:00001000 r4:e8711000 ** 1 printk messages dropped ** [ 1332.775719][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.776214][ T32] r4:85218f80 ** 6 printk messages dropped ** [ 1332.776800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.778634][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1332.780094][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1332.780790][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1332.781547][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.782066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.782128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.782189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.782246][ T32] r4:84b6d780 [ 1332.782343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.782420][ T32] INFO: task kworker/0:410:4226 blocked for more than 459 seconds. [ 1332.782492][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.782583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.782634][ T32] task:kworker/0:410 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.782761][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.782932][ T32] Call trace: [ 1332.783055][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.783170][ T32] r10:82918930 r9:eabadd84 r8:00000002 r7:60000013 r6:eabadd8c r5:8519ec00 [ 1332.783250][ T32] r4:8519ec00 [ 1332.783307][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.783397][ T32] r5:8519ec00 r4:8291892c [ 1332.783444][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.783544][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.783645][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 [ 1332.783741][ T32] r4:00000000 [ 1332.783798][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.783889][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.783974][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.784130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236ec0 [ 1332.784190][ T32] r4:00000000 [ 1332.784261][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.784371][ T32] r9:83018005 r8:8519ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1332.784423][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.784543][ T32] r5:00001000 r4:e8777000 [ 1332.784608][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.784698][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.784831][ T32] r5:8517738c r4:85177000 [ 1332.784885][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.785020][ T32] r7:dddced80 r6:83018000 r5:8517738c r4:8522d080 [ 1332.785076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.785225][ T32] r10:61c88647 r9:8519ec00 r8:8522d0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.785283][ T32] r4:8522d080 [ 1332.785328][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.785463][ T32] r10:00000000 r9:8522d080 r8:8027f5e8 r7:eacbde60 r6:8522d100 r5:8519ec00 [ 1332.785529][ T32] r4:00000001 [ 1332.785573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.785726][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1332.785832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.785909][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.785973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.786104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.786160][ T32] r4:85236c80 [ 1332.786964][ T32] INFO: task kworker/0:410:4226 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.787087][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.787225][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.787387][ T32] Call trace: [ 1332.787531][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.787675][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.787760][ T32] r4:00000000 [ 1332.787816][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1332.788088][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1332.789797][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.790128][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.791161][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1332.791904][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1332.792366][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.793198][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.794046][ T32] r5:00001000 r4:ea795000 ** 1 printk messages dropped ** [ 1332.794231][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.794670][ T32] r10:61c88647 r9:8519b000 r8:8522d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.794733][ T32] r4:8522d180 [ 1332.794780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.794907][ T32] r10:00000000 r9:8522d180 r8:8027f5e8 r7:eabade60 r6:8522d200 r5:8519b000 [ 1332.794964][ T32] r4:00000001 [ 1332.795009][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.795111][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1332.795223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.795304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.795367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.795496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.795578][ T32] r4:85236d40 [ 1332.796318][ T32] INFO: task kworker/0:411:4227 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.796394][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.796540][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.796645][ T32] Call trace: [ 1332.796747][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.796855][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.796911][ T32] r4:00000000 [ 1332.796959][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.797063][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.797154][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.797228][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.797288][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.797345][ T32] r5:800c0113 r4:80239bb0 [ 1332.797416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.797531][ T32] r4:82ac11e4 [ 1332.797586][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.797708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.797765][ T32] r4:e0545dc0 [ 1332.797811][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.798003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.798066][ T32] r4:00000000 [ 1332.798112][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.798213][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.798266][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.798361][ T32] r5:00001000 r4:e038d000 [ 1332.798407][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.798491][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1332.799912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.800756][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1332.801221][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.802024][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.802913][ T32] r9:83018005 r8:83a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 1 printk messages dropped ** [ 1332.803090][ T32] r5:00001000 r4:ea7e9000 ** 2 printk messages dropped ** [ 1332.803339][ T32] r5:8517c38c r4:8517c000 ** 4 printk messages dropped ** [ 1332.803741][ T32] r4:8522d280 ** 7 printk messages dropped ** [ 1332.804434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.805902][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.806568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1332.807680][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1332.809820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1332.811261][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.812353][ T32] r5:00001000 r4:ea7ad000 ** 9 printk messages dropped ** [ 1332.813294][ T32] r10:00000000 r9:8522d380 r8:8027f5e8 r7:eacc1e60 r6:8522d400 r5:83a59800 ** 9 printk messages dropped ** [ 1332.814832][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1332.816695][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.816878][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.816944][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.817037][ T32] r5:00001000 r4:e038d000 [ 1332.817085][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.817205][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.817308][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.817357][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.817477][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.817550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.817655][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.817714][ T32] r4:84b6e700 [ 1332.817784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.817943][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.818004][ T32] r4:00000001 [ 1332.818053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.818156][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.818219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.818298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.818369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.818461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.818550][ T32] r4:84b6d780 [ 1332.827070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.827274][ T32] INFO: task kworker/0:414:4233 blocked for more than 459 seconds. [ 1332.827355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.827414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.827482][ T32] task:kworker/0:414 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.827660][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.827803][ T32] Call trace: [ 1332.827921][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.828107][ T32] r10:82918930 r9:eacc9d84 r8:00000002 r7:60000013 r6:eacc9d8c r5:83a5a400 [ 1332.828177][ T32] r4:83a5a400 [ 1332.828228][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.828327][ T32] r5:83a5a400 r4:8291892c [ 1332.828415][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.828537][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.837038][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1332.837242][ T32] r4:00000000 [ 1332.837345][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.837509][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.837648][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.837752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523e200 [ 1332.837839][ T32] r4:00000000 [ 1332.837894][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.837998][ T32] r9:83018005 r8:83a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1332.838052][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.838179][ T32] r5:00001000 r4:ea7cf000 [ 1332.838237][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.838326][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.838420][ T32] r5:85177f8c r4:85177c00 [ 1332.838467][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.838608][ T32] r7:dddced80 r6:83018000 r5:85177f8c r4:8522d480 [ 1332.839440][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.839609][ T32] r10:61c88647 r9:83a5a400 r8:8522d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.839665][ T32] r4:8522d480 [ 1332.839712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.839813][ T32] r10:00000000 r9:8522d480 r8:8027f5e8 r7:eacc1e60 r6:8522d500 r5:83a5a400 [ 1332.839866][ T32] r4:00000001 [ 1332.839912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.839994][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1332.840063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.840130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.840229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.840360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.840425][ T32] r4:8523e140 [ 1332.841255][ T32] INFO: task kworker/0:414:4233 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.841340][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.841526][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.841638][ T32] Call trace: [ 1332.841713][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.841845][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.841937][ T32] r4:00000000 [ 1332.841990][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.842074][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.842142][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.842207][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.842274][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.842334][ T32] r5:800c0113 r4:80239bb0 [ 1332.842384][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.842473][ T32] r4:82ac11e4 [ 1332.842550][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.842679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.842744][ T32] r4:e0545dc0 [ 1332.842797][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.842895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.842947][ T32] r4:00000000 [ 1332.843012][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.843135][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.843208][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.843295][ T32] r5:00001000 r4:e038d000 [ 1332.843346][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.843430][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.843535][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.843601][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.843764][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.843835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.844213][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.844558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.845128][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.845698][ T32] r5:83a5b000 r4:8291892c ** 5 printk messages dropped ** [ 1332.846283][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.846399][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.846529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523e500 [ 1332.846587][ T32] r4:00000000 [ 1332.846670][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.846807][ T32] r9:83018005 r8:83a5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1332.846862][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.846953][ T32] r5:00001000 r4:ea803000 [ 1332.847002][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.847087][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.847175][ T32] r5:8517c78c r4:8517c400 [ 1332.847222][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.847318][ T32] r7:dddced80 r6:83018000 r5:8517c78c r4:8522d580 [ 1332.847366][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.847481][ T32] r10:61c88647 r9:83a5b000 r8:8522d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.847553][ T32] r4:8522d580 [ 1332.847610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.847718][ T32] r10:00000000 r9:8522d580 r8:8027f5e8 r7:eacc1e60 r6:8522d600 r5:83a5b000 [ 1332.847772][ T32] r4:00000001 [ 1332.847857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.847956][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1332.848081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.848164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.848235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.848306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.848362][ T32] r4:8523e240 [ 1332.866335][ T32] INFO: task kworker/0:415:4235 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.866588][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.866810][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.866947][ T32] Call trace: [ 1332.867031][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.867153][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.867214][ T32] r4:00000000 [ 1332.867298][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.867399][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.867487][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.867573][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.867634][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.867696][ T32] r5:800c0113 r4:80239bb0 [ 1332.867755][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.867869][ T32] r4:82ac11e4 [ 1332.867948][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.868088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.868202][ T32] r4:e0545dc0 [ 1332.868267][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.868386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.868450][ T32] r4:00000000 [ 1332.868507][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.877307][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.877494][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.877649][ T32] r5:00001000 r4:e038d000 [ 1332.877702][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.877791][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.877900][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.877951][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.878054][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.878106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.878601][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1332.884872][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1332.885458][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.886128][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.887219][ T32] r5:00001000 r4:ea951000 [ 1332.887290][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.887495][ T32] r5:8517cb8c r4:8517c800 ** 1 printk messages dropped ** [ 1332.887676][ T32] r7:dddced80 r6:83018000 r5:8517cb8c r4:8522d680 ** 9 printk messages dropped ** [ 1332.888410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.902994][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1332.903405][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.903471][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.903540][ T32] r5:800c0113 r4:80239bb0 [ 1332.903606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.903718][ T32] r4:82ac11e4 [ 1332.903775][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.903869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.903923][ T32] r4:e0545dc0 [ 1332.904007][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.904142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.904216][ T32] r4:00000000 [ 1332.904267][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.904373][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.904425][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.904525][ T32] r5:00001000 r4:e038d000 [ 1332.904574][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.904657][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.904746][ T32] r5:84ab1b8c r4:84ab1800 [ 1332.904832][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.904950][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1332.905041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.905149][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.905204][ T32] r4:84b6e700 [ 1332.905289][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.905397][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.905451][ T32] r4:00000001 [ 1332.905505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.905599][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.905743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.905846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.905941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.906018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.906075][ T32] r4:84b6d780 [ 1332.906125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.906227][ T32] INFO: task kworker/0:417:4239 blocked for more than 459 seconds. [ 1332.906346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.906418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.906467][ T32] task:kworker/0:417 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.907133][ T32] r5:84986c00 r4:8291892c ** 5 printk messages dropped ** [ 1332.907632][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.908227][ T32] r5:00001000 r4:eaa39000 [ 1332.908274][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.919746][ T32] r10:61c88647 r9:84986c00 r8:8522d7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.920721][ T32] r4:8523e480 ** 5 printk messages dropped ** [ 1332.922096][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1332.922944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1332.923934][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.924807][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1332.925408][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1332.926102][ T32] r4:851f1800 ** 7 printk messages dropped ** [ 1332.926760][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.927306][ T32] r5:00001000 r4:eaa51000 ** 3 printk messages dropped ** [ 1332.927660][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.928532][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) ** 6 printk messages dropped ** [ 1332.949780][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1332.951441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1332.952254][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1332.952450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.952565][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1332.952615][ T32] r4:00000001 [ 1332.952683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.952765][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1332.952825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.952928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.952996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.953060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.953110][ T32] r4:84b6d780 [ 1332.953251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.953323][ T32] INFO: task kworker/0:419:4244 blocked for more than 459 seconds. [ 1332.953451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.953543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.953632][ T32] task:kworker/0:419 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.953765][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.953854][ T32] Call trace: [ 1332.953985][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1332.954096][ T32] r10:82918930 r9:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:851f0000 [ 1332.954169][ T32] r4:851f0000 [ 1332.954250][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.954342][ T32] r5:851f0000 r4:8291892c [ 1332.954403][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.954492][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.954881][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1332.955176][ T32] r4:00000000 [ 1332.955255][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1332.955361][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.955460][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.955586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523ee00 [ 1332.955641][ T32] r4:00000000 [ 1332.955742][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.955852][ T32] r9:83018005 r8:851f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1332.955934][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.956056][ T32] r5:00001000 r4:eaa87000 [ 1332.956135][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1332.956239][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.956338][ T32] r5:8517df8c r4:8517dc00 [ 1332.956399][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.956523][ T32] r7:dddced80 r6:83018000 r5:8517df8c r4:8522d880 [ 1332.956579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.956677][ T32] r10:61c88647 r9:851f0000 r8:8522d8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.956747][ T32] r4:8522d880 [ 1332.956811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.956926][ T32] r10:00000000 r9:8522d880 r8:8027f5e8 r7:eacede60 r6:85232400 r5:851f0000 [ 1332.956988][ T32] r4:00000001 [ 1332.957035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.957112][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1332.957190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.957266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.957326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.957400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.957469][ T32] r4:8523e780 [ 1332.958050][ T32] INFO: task kworker/0:419:4244 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1332.958128][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.958302][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.958413][ T32] Call trace: [ 1332.958552][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1332.958842][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1332.981378][ T32] r4:00000000 [ 1332.981514][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.981667][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1332.981757][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1332.981830][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1332.981908][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1332.981974][ T32] r5:800c0113 r4:80239bb0 [ 1332.982022][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.982118][ T32] r4:82ac11e4 [ 1332.982165][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.982259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1332.982311][ T32] r4:e0545dc0 [ 1332.982357][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1332.982452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1332.982539][ T32] r4:00000000 [ 1332.982592][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1332.982711][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1332.983302][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1332.983712][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.984117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1332.984947][ T32] r4:83a5c800 ** 5 printk messages dropped ** [ 1332.985386][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.985964][ T32] r9:83018005 r8:83a5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1332.986415][ T32] r5:8517d78c r4:8517d400 ** 4 printk messages dropped ** [ 1332.986813][ T32] r4:8522d900 ** 6 printk messages dropped ** [ 1332.987303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.000779][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1333.001432][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1333.002109][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.003037][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1333.003857][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.004476][ T32] r4:83a5e000 ** 4 printk messages dropped ** [ 1333.004859][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 ** 6 printk messages dropped ** [ 1333.005394][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.005493][ T32] r9:83018005 r8:83a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1333.005552][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.005647][ T32] r5:00001000 r4:eaa71000 [ 1333.005698][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.005783][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.005871][ T32] r5:8517db8c r4:8517d800 [ 1333.005916][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.006008][ T32] r7:dddced80 r6:83018000 r5:8517db8c r4:8522da00 [ 1333.006056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.006148][ T32] r10:61c88647 r9:83a5e000 r8:8522da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.006198][ T32] r4:8522da00 [ 1333.006245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.006340][ T32] r10:00000000 r9:8522da00 r8:8027f5e8 r7:eacf5e60 r6:8522da80 r5:83a5e000 [ 1333.006391][ T32] r4:00000001 [ 1333.006436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.006548][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1333.006613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.006694][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.006760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.006826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.006877][ T32] r4:8523ea80 [ 1333.007638][ T32] INFO: task kworker/0:421:4247 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.007711][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.007880][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.008000][ T32] Call trace: [ 1333.008093][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.008223][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.008284][ T32] r4:00000000 [ 1333.008345][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.008431][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.008495][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.008571][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.031006][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.031216][ T32] r5:800c0113 r4:80239bb0 [ 1333.031288][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.031428][ T32] r4:82ac11e4 [ 1333.031509][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.031615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.031668][ T32] r4:e0545dc0 [ 1333.031719][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.031821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.031879][ T32] r4:00000000 [ 1333.031959][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.032087][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.032137][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.032228][ T32] r5:00001000 r4:e038d000 [ 1333.032276][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.032371][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.032464][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.032531][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.032633][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.032681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.032772][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.032826][ T32] r4:84b6e700 [ 1333.032870][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.032961][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.033011][ T32] r4:00000001 [ 1333.033066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.033148][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.033223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.033307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.033369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.033440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.033512][ T32] r4:84b6d780 [ 1333.033617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.033709][ T32] INFO: task kworker/0:422:4248 blocked for more than 459 seconds. [ 1333.033805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.033872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.033924][ T32] task:kworker/0:422 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.034067][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.034170][ T32] Call trace: [ 1333.034252][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.034379][ T32] r10:82918930 r9:eacf1d84 r8:00000002 r7:60000013 r6:eacf1d8c r5:83a58000 ** 11 printk messages dropped ** [ 1333.035344][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.035699][ T32] r5:00001000 r4:eaadb000 ** 4 printk messages dropped ** [ 1333.036073][ T32] r7:dddced80 r6:83018000 r5:8517f38c r4:8522db00 ** 10 printk messages dropped ** [ 1333.036852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.036999][ T32] r4:8523ec80 [ 1333.037780][ T32] INFO: task kworker/0:422:4248 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.037864][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.038016][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.038141][ T32] Call trace: [ 1333.038248][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.038372][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.038445][ T32] r4:00000000 [ 1333.038540][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.049423][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.049625][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.049714][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.049784][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.049848][ T32] r5:800c0113 r4:80239bb0 [ 1333.049901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.050022][ T32] r4:82ac11e4 [ 1333.050087][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.050201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.050259][ T32] r4:e0545dc0 [ 1333.050323][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.050438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.050540][ T32] r4:00000000 [ 1333.050668][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.050792][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.050850][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.050951][ T32] r5:00001000 r4:e038d000 [ 1333.051020][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.051138][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.051258][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.051332][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.051442][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.051513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.051633][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.051703][ T32] r4:84b6e700 [ 1333.051754][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.051861][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.051933][ T32] r4:00000001 [ 1333.051997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.052089][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.052155][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.052242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.052315][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.052386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1333.052978][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.053360][ T32] r4:83a5d400 ** 5 printk messages dropped ** [ 1333.053877][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.054349][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.054621][ T32] r5:00001000 r4:eaa97000 ** 3 printk messages dropped ** [ 1333.054952][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.055664][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) ** 7 printk messages dropped ** [ 1333.057128][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.057769][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1333.058653][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1333.080163][ T32] r4:84b6e700 ** 8 printk messages dropped ** [ 1333.080830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1333.081756][ T32] r4:851a0c00 ** 7 printk messages dropped ** [ 1333.082353][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.082963][ T32] r5:00001000 r4:eaaa5000 ** 3 printk messages dropped ** [ 1333.083294][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.083389][ T32] r7:dddced80 r6:83018000 r5:8517e78c r4:8522dd00 [ 1333.083435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.083544][ T32] r10:61c88647 r9:851a0c00 r8:8522dd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.083599][ T32] r4:8522dd00 [ 1333.083641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.083736][ T32] r10:00000000 r9:8522dd00 r8:8027f5e8 r7:eacf1e60 r6:8522dd80 r5:851a0c00 [ 1333.083787][ T32] r4:00000001 [ 1333.083830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.083907][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1333.083967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.084029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.084092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.084163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.084216][ T32] r4:8524c080 [ 1333.084946][ T32] INFO: task kworker/0:424:4252 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.085030][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.085155][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.085251][ T32] Call trace: [ 1333.085319][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.085446][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.085520][ T32] r4:00000000 [ 1333.085566][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.085648][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.085710][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.085773][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.085832][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.085887][ T32] r5:800c0113 r4:80239bb0 [ 1333.085931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.086018][ T32] r4:82ac11e4 [ 1333.086064][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.086217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.086297][ T32] r4:e0545dc0 [ 1333.086350][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.086441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.086490][ T32] r4:00000000 [ 1333.086596][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.086701][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.086750][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.087469][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1333.088317][ T32] INFO: task kworker/0:425:4255 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.109509][ T32] r4:851a1800 ** 4 printk messages dropped ** [ 1333.110024][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 ** 7 printk messages dropped ** [ 1333.110740][ T32] r9:83018005 r8:851a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 1 printk messages dropped ** [ 1333.110923][ T32] r5:00001000 r4:eaab3000 ** 2 printk messages dropped ** [ 1333.111160][ T32] r5:8517eb8c r4:8517e800 ** 5 printk messages dropped ** [ 1333.111638][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.112261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.113538][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.113986][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1333.114633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1333.115658][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.116511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.117125][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.117847][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 ** 9 printk messages dropped ** [ 1333.139675][ T32] r5:00001000 r4:eaacd000 ** 2 printk messages dropped ** [ 1333.140007][ T32] r5:8517ef8c r4:8517ec00 ** 1 printk messages dropped ** [ 1333.140191][ T32] r7:dddced80 r6:83018000 r5:8517ef8c r4:8522df00 [ 1333.140250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.140379][ T32] r10:61c88647 r9:851a2400 r8:8522df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.140434][ T32] r4:8522df00 [ 1333.140480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.140696][ T32] r10:00000000 r9:8522df00 r8:8027f5e8 r7:eacf1e60 r6:8522df80 r5:851a2400 [ 1333.140760][ T32] r4:00000001 [ 1333.140834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.140927][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1333.140993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.141066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.141135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.141200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.141247][ T32] r4:8524c280 [ 1333.141987][ T32] INFO: task kworker/0:426:4257 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.142076][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.142405][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.142572][ T32] Call trace: [ 1333.142650][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.142759][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.142809][ T32] r4:00000000 [ 1333.142901][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.143025][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.143096][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.143166][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.143250][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.143317][ T32] r5:800c0113 r4:80239bb0 [ 1333.143368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.143465][ T32] r4:82ac11e4 [ 1333.143524][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.143621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.143672][ T32] r4:e0545dc0 [ 1333.143720][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.143812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.143887][ T32] r4:00000000 [ 1333.143942][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.144046][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.144096][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.144190][ T32] r5:00001000 r4:e038d000 [ 1333.144237][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.144328][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.144421][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.144469][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.144587][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.144640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.144742][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.144796][ T32] r4:84b6e700 [ 1333.144845][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.144992][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.145055][ T32] r4:00000001 [ 1333.145121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.145206][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.145273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.145339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.145403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.145471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.145535][ T32] r4:84b6d780 [ 1333.145606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.145679][ T32] INFO: task kworker/0:427:4261 blocked for more than 459 seconds. [ 1333.145773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.145846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.145925][ T32] task:kworker/0:427 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.146064][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.146183][ T32] Call trace: [ 1333.146289][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.146393][ T32] r10:82918930 r9:ead09d84 r8:00000002 r7:60000013 r6:ead09d8c r5:851a3c00 [ 1333.146446][ T32] r4:851a3c00 [ 1333.146588][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.146687][ T32] r5:851a3c00 r4:8291892c [ 1333.146733][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.146824][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.146926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1333.147002][ T32] r4:00000000 [ 1333.147054][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.147139][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.147224][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.147370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524c940 [ 1333.147431][ T32] r4:00000000 [ 1333.147480][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.147606][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1333.147674][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.147798][ T32] r5:00001000 r4:eaaf3000 [ 1333.147860][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.147958][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.148214][ T32] r7:dddced80 r6:83018000 r5:8517f78c r4:85248000 ** 9 printk messages dropped ** [ 1333.168575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.170881][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.171249][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 13 printk messages dropped ** [ 1333.172194][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.172768][ T32] r4:84b6e700 [ 1333.172820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.172949][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.173025][ T32] r4:00000001 [ 1333.173082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.173169][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.173235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.173301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.173363][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.173427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.173481][ T32] r4:84b6d780 [ 1333.173578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.173654][ T32] INFO: task kworker/1:144:4263 blocked for more than 459 seconds. [ 1333.173732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.173795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.173846][ T32] task:kworker/1:144 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.173969][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.174070][ T32] Call trace: [ 1333.174154][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.174257][ T32] r10:82918930 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:851f0c00 [ 1333.174312][ T32] r4:851f0c00 [ 1333.174357][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.174443][ T32] r5:851f0c00 r4:8291892c [ 1333.174495][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.174614][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.174719][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1333.174773][ T32] r4:00000000 [ 1333.174822][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.174932][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.175023][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.175138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251380 [ 1333.175208][ T32] r4:00000000 [ 1333.175282][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.175383][ T32] r9:83018205 r8:851f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.175461][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.175588][ T32] r5:00001000 r4:eab13000 [ 1333.175658][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.175755][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.175853][ T32] r5:85027b8c r4:85027800 [ 1333.175899][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.176143][ T32] r10:61c88647 r9:851f0c00 r8:852324ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.176930][ T32] r4:85251080 ** 3 printk messages dropped ** [ 1333.177753][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.178358][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1333.198169][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1333.199379][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1333.200373][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.200847][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1333.201406][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.202197][ T32] r4:851a4800 ** 5 printk messages dropped ** [ 1333.202862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.203355][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.203651][ T32] r5:00001000 r4:eab01000 ** 4 printk messages dropped ** [ 1333.204068][ T32] r7:dddced80 r6:83018000 r5:8517fb8c r4:85248100 ** 9 printk messages dropped ** [ 1333.204899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.206544][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1333.207242][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1333.207762][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1333.225524][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.226019][ T32] r4:00000001 [ 1333.226095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.226189][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.226278][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.226353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.226416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.226486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.226596][ T32] r4:84b6d780 [ 1333.226671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.226785][ T32] INFO: task kworker/0:429:4265 blocked for more than 459 seconds. [ 1333.226866][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.226928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.227000][ T32] task:kworker/0:429 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.227167][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.227307][ T32] Call trace: [ 1333.227384][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.227494][ T32] r10:82918930 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:851a5400 [ 1333.227560][ T32] r4:851a5400 [ 1333.227606][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.227696][ T32] r5:851a5400 r4:8291892c [ 1333.227769][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.227871][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.227986][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1333.228068][ T32] r4:00000000 [ 1333.228142][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.228244][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.228343][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.228447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524cfc0 [ 1333.228524][ T32] r4:00000000 [ 1333.228576][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.237065][ T32] r9:83018005 r8:851a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1333.237230][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.237372][ T32] r5:00001000 r4:eab55000 [ 1333.237421][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.237519][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.237618][ T32] r5:8527438c r4:85274000 [ 1333.237668][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.237802][ T32] r7:dddced80 r6:83018000 r5:8527438c r4:85248200 [ 1333.237870][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.237976][ T32] r10:61c88647 r9:851a5400 r8:8524822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.238047][ T32] r4:85248200 [ 1333.238119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.238270][ T32] r10:00000000 r9:85248200 r8:8027f5e8 r7:ead0de60 r6:85248280 r5:851a5400 [ 1333.238334][ T32] r4:00000001 [ 1333.238404][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.238496][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1333.238666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.247181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.247278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.247376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.247440][ T32] r4:8524c900 [ 1333.248209][ T32] INFO: task kworker/0:429:4265 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.248290][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.248469][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.249594][ T32] Call trace: [ 1333.249698][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.249826][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.249883][ T32] r4:00000000 [ 1333.249930][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.250047][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.250134][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.250216][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.250279][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.250338][ T32] r5:800c0113 r4:80239bb0 [ 1333.250394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.250493][ T32] r4:82ac11e4 [ 1333.250579][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.250676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.250748][ T32] r4:e0545dc0 [ 1333.250805][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.250904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.250960][ T32] r4:00000000 [ 1333.251024][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.251134][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.251189][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.251708][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1333.252235][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.252721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1333.253606][ T32] r10:82918930 r9:ead21d84 r8:00000002 r7:60000013 r6:ead21d8c r5:851a6000 ** 6 printk messages dropped ** [ 1333.254204][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.254809][ T32] r9:83018005 r8:851a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 3 printk messages dropped ** [ 1333.255091][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.255726][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.256127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1333.257711][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1333.258197][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1333.276749][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.277571][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.277911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.287292][ T32] r10:82918930 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:851f3000 [ 1333.287365][ T32] r4:851f3000 [ 1333.287416][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.287519][ T32] r5:851f3000 r4:8291892c [ 1333.287570][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.287669][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.287776][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1333.287833][ T32] r4:00000000 [ 1333.287882][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.287970][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.288063][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.288195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251d80 [ 1333.288284][ T32] r4:00000000 [ 1333.288359][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.288486][ T32] r9:83018205 r8:851f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1333.288564][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.296597][ T32] r5:00001000 r4:ea825000 [ 1333.296795][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.296947][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.297047][ T32] r5:844bdb8c r4:844bd800 [ 1333.297113][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.297239][ T32] r7:ddde2d80 r6:83018200 r5:844bdb8c r4:85232580 [ 1333.297298][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.297417][ T32] r10:61c88647 r9:851f3000 r8:852325ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.297477][ T32] r4:85232580 [ 1333.297549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.297672][ T32] r10:00000000 r9:85232580 r8:8027f5e8 r7:eab21e60 r6:85232600 r5:851f3000 [ 1333.297762][ T32] r4:00000001 [ 1333.297832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.297921][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1333.297990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.298057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.298119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.298186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.298241][ T32] r4:85251200 [ 1333.307901][ T32] INFO: task kworker/1:145:4268 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.308163][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.308357][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.308529][ T32] Call trace: [ 1333.308670][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.309380][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.309451][ T32] r4:00000000 [ 1333.309523][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.309660][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.309742][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.309810][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.309868][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.309924][ T32] r5:800c0113 r4:80239bb0 [ 1333.309992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.310089][ T32] r4:82ac11e4 [ 1333.310137][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.310228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.310281][ T32] r4:e0545dc0 [ 1333.310324][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.310414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.310485][ T32] r4:00000000 [ 1333.310595][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.310716][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.310779][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.310871][ T32] r5:00001000 r4:e038d000 [ 1333.310936][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.311057][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.311156][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.311203][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.311301][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.311361][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.311491][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.311563][ T32] r4:84b6e700 [ 1333.311641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.311754][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.311803][ T32] r4:00000001 [ 1333.311898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.311998][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.312062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.312130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.312196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.312263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.312341][ T32] r4:84b6d780 [ 1333.312405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.312475][ T32] INFO: task kworker/0:431:4271 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.312871][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.313559][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1333.314632][ T32] r5:00001000 r4:eab65000 ** 1 printk messages dropped ** [ 1333.314779][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.315387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.316862][ T32] INFO: task kworker/0:431:4271 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1333.317770][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1333.318646][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1333.338382][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.343909][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 9 printk messages dropped ** [ 1333.344581][ T32] task:kworker/0:432 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.345489][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.345615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1333.345672][ T32] r4:00000000 [ 1333.345721][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.345809][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.345901][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.345998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523efc0 [ 1333.346055][ T32] r4:00000000 [ 1333.346106][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.346264][ T32] r9:83018005 r8:851a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1333.346334][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.346460][ T32] r5:00001000 r4:eab81000 [ 1333.346555][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.346648][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.346751][ T32] r5:85274b8c r4:85274800 [ 1333.346803][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.346900][ T32] r7:dddced80 r6:83018000 r5:85274b8c r4:85248480 [ 1333.346967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.347088][ T32] r10:61c88647 r9:851a3000 r8:852484ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.347158][ T32] r4:85248480 [ 1333.347221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.347324][ T32] r10:00000000 r9:85248480 r8:8027f5e8 r7:ead29e60 r6:85248500 r5:851a3000 [ 1333.347377][ T32] r4:00000001 [ 1333.347423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.347513][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1333.347593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.347666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.347734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.347801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.347871][ T32] r4:8523ef80 [ 1333.359853][ T32] INFO: task kworker/0:432:4273 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.360111][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.360489][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.360637][ T32] Call trace: [ 1333.360777][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.360910][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.360968][ T32] r4:00000000 [ 1333.361017][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.361108][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.361177][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.361240][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.361297][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.361354][ T32] r5:800c0113 r4:80239bb0 [ 1333.361423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.361538][ T32] r4:82ac11e4 [ 1333.361588][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.361721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.361784][ T32] r4:e0545dc0 [ 1333.361851][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.361974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.362035][ T32] r4:00000000 [ 1333.362102][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.362214][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.362267][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.362358][ T32] r5:00001000 r4:e038d000 [ 1333.362411][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.362536][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.362648][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.362700][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.362804][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.362856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.362964][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.363021][ T32] r4:84b6e700 [ 1333.363072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.363173][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.363253][ T32] r4:00000001 [ 1333.363313][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.363393][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.363455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.363536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.363634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.363710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.363767][ T32] r4:84b6d780 [ 1333.363822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.363889][ T32] INFO: task kworker/0:433:4275 blocked for more than 459 seconds. [ 1333.363961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.364018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.364068][ T32] task:kworker/0:433 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.364172][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.364264][ T32] Call trace: [ 1333.364443][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.364560][ T32] r10:82918930 r9:ead2dd84 r8:00000002 r7:60000013 r6:ead2dd8c r5:851a6c00 [ 1333.364615][ T32] r4:851a6c00 [ 1333.364663][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.364754][ T32] r5:851a6c00 r4:8291892c [ 1333.364802][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.364895][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.364995][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1333.365086][ T32] r4:00000000 [ 1333.365154][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.365307][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.365406][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.365909][ T32] r5:00001000 r4:eabb7000 [ 1333.365954][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.366331][ T32] r7:dddced80 r6:83018000 r5:8527538c r4:85248580 ** 4 printk messages dropped ** [ 1333.366724][ T32] r10:00000000 r9:85248580 r8:8027f5e8 r7:ead25e60 r6:85248600 r5:851a6c00 ** 2 printk messages dropped ** [ 1333.366904][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1333.366965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.367029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.367143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.367218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.367271][ T32] r4:85252080 [ 1333.368028][ T32] INFO: task kworker/0:433:4275 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.368116][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.368253][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.368383][ T32] Call trace: [ 1333.368467][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.368588][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.390461][ T32] r4:00000000 [ 1333.390667][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.390820][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.390900][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.390972][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.391033][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.391130][ T32] r5:800c0113 r4:80239bb0 [ 1333.391188][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.391288][ T32] r4:82ac11e4 [ 1333.391374][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.391512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.391600][ T32] r4:e0545dc0 [ 1333.391660][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.391765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.391862][ T32] r4:00000000 [ 1333.391917][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.392031][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.392157][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.392270][ T32] r5:00001000 r4:e038d000 [ 1333.392322][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.392414][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.392546][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1333.392869][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.393512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.394638][ T32] r10:82918930 r9:ead35d84 r8:00000002 r7:60000013 r6:ead35d8c r5:83a5ec00 ** 8 printk messages dropped ** [ 1333.395372][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.396004][ T32] r5:00001000 r4:eab97000 ** 1 printk messages dropped ** [ 1333.396184][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.396959][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.397302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.417449][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.418015][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1333.427832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1333.429425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.430234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.431111][ T32] Call trace: ** 3 printk messages dropped ** [ 1333.431437][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.432127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252880 ** 4 printk messages dropped ** [ 1333.432520][ T32] r5:00001000 r4:eac4b000 ** 4 printk messages dropped ** [ 1333.432959][ T32] r7:dddced80 r6:83018000 r5:85275b8c r4:85248780 ** 7 printk messages dropped ** [ 1333.433516][ T32] Exception stack(0xead39fb0 to 0xead39ff8) ** 7 printk messages dropped ** [ 1333.434983][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.435718][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1333.436653][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1333.437483][ T32] r4:84b6e700 ** 7 printk messages dropped ** [ 1333.438090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.459842][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.459998][ T32] Call trace: [ 1333.460147][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.460349][ T32] r10:82918930 r9:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c r5:84492400 [ 1333.460412][ T32] r4:84492400 [ 1333.460462][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.460549][ T32] r5:84492400 r4:8291892c [ 1333.460591][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.460682][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.460796][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1333.460867][ T32] r4:00000000 [ 1333.460930][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.461011][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.461100][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.461211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252680 [ 1333.461262][ T32] r4:00000000 [ 1333.461307][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.461418][ T32] r9:83018005 r8:84492400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1333.461475][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.461578][ T32] r5:00001000 r4:eac17000 [ 1333.461630][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.461763][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.461884][ T32] r5:8527578c r4:85275400 [ 1333.461972][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.462099][ T32] r7:dddced80 r6:83018000 r5:8527578c r4:85248880 [ 1333.462155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.462256][ T32] r10:61c88647 r9:84492400 r8:852488ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.462309][ T32] r4:85248880 [ 1333.462358][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.462459][ T32] r10:00000000 r9:85248880 r8:8027f5e8 r7:ead39e60 r6:85248900 r5:84492400 [ 1333.462631][ T32] r4:00000001 [ 1333.462701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.462816][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1333.462891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.462984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.463057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.463127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.463183][ T32] r4:852525c0 [ 1333.463932][ T32] INFO: task kworker/0:436:4280 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.464019][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.464202][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.464380][ T32] Call trace: [ 1333.464489][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.464597][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.464667][ T32] r4:00000000 [ 1333.464761][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.464858][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.464923][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.465005][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.465091][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.465157][ T32] r5:800c0113 r4:80239bb0 [ 1333.465205][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.465300][ T32] r4:82ac11e4 [ 1333.465350][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.465459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.465524][ T32] r4:e0545dc0 [ 1333.465575][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.465700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.465770][ T32] r4:00000000 [ 1333.465839][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.465950][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.465999][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.466091][ T32] r5:00001000 r4:e038d000 [ 1333.466136][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.466246][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.466354][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.466405][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.466550][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1333.466935][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 18 printk messages dropped ** [ 1333.468491][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1333.490344][ T32] r5:00001000 r4:eac71000 ** 3 printk messages dropped ** [ 1333.490697][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.491646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.493487][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 8 printk messages dropped ** [ 1333.494188][ T32] r4:e0545dc0 [ 1333.494251][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.494364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.494439][ T32] r4:00000000 [ 1333.494488][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.494641][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.494701][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.494805][ T32] r5:00001000 r4:e038d000 [ 1333.494861][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.494952][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.495070][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.495146][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.495258][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.495324][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.495424][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.495484][ T32] r4:84b6e700 [ 1333.495537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.495641][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.495699][ T32] r4:00000001 [ 1333.495757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.495842][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.495902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.495962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.496019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.496107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.496166][ T32] r4:84b6d780 [ 1333.496216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.496282][ T32] INFO: task kworker/0:438:4285 blocked for more than 459 seconds. [ 1333.496353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.496478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.496559][ T32] task:kworker/0:438 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1333.497173][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1333.497973][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.498250][ T32] r5:00001000 r4:ead11000 [ 1333.498298][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.514992][ T32] r7:dddced80 r6:83018000 r5:8527638c r4:85248a80 ** 5 printk messages dropped ** [ 1333.515525][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.515904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.517129][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.517543][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1333.518278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1333.527942][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1333.528428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.536839][ T32] r4:00000001 [ 1333.536886][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.536968][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.537037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.537103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.537167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.537235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.537289][ T32] r4:84b6d780 [ 1333.537347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.537416][ T32] INFO: task kworker/0:439:4287 blocked for more than 460 seconds. [ 1333.537513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.537611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.537686][ T32] task:kworker/0:439 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.537863][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.537993][ T32] Call trace: [ 1333.538067][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.538178][ T32] r10:82918930 r9:ea995d84 r8:00000002 r7:60000013 r6:ea995d8c r5:851f6000 [ 1333.538235][ T32] r4:851f6000 [ 1333.538314][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.538408][ T32] r5:851f6000 r4:8291892c [ 1333.538478][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.538607][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.545931][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1333.546093][ T32] r4:00000000 [ 1333.546166][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.546290][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.546401][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.546561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252cc0 [ 1333.546626][ T32] r4:00000000 [ 1333.546675][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.546796][ T32] r9:83018005 r8:851f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1333.546852][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.547196][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.548197][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.558156][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 14 printk messages dropped ** [ 1333.560143][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.561079][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1333.561666][ T32] INFO: task kworker/0:440:4290 blocked for more than 460 seconds. ** 8 printk messages dropped ** [ 1333.562496][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1333.563449][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.563771][ T32] r5:00001000 r4:dfd09000 ** 2 printk messages dropped ** [ 1333.563985][ T32] r5:85276b8c r4:85276800 ** 3 printk messages dropped ** [ 1333.564340][ T32] r10:61c88647 r9:851f3c00 r8:85248bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.564774][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 1333.564832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.564898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.564959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.565039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.565103][ T32] r4:85252c80 [ 1333.565847][ T32] INFO: task kworker/0:440:4290 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.565957][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.566131][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.566324][ T32] Call trace: [ 1333.566429][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.566583][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.566666][ T32] r4:00000000 [ 1333.566720][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.566817][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.566902][ T32] 5d20: 815e5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.566995][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.567117][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.567187][ T32] r5:800c0113 r4:80239bb0 [ 1333.567246][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.567342][ T32] r4:82ac11e4 [ 1333.567390][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.567513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.567652][ T32] r4:e0545dc0 [ 1333.567757][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.567860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.567914][ T32] r4:00000000 [ 1333.567958][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.568078][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.568135][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.568224][ T32] r5:00001000 r4:e038d000 [ 1333.568274][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.568363][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.568457][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.568506][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.591077][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.591194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.591275][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.591324][ T32] r4:84b6e700 [ 1333.591366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.591423][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.591448][ T32] r4:00000001 [ 1333.591468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1333.591784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1333.592509][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.592901][ T32] r5:00001000 r4:dfddd000 ** 1 printk messages dropped ** [ 1333.592964][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1333.594225][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1333.594982][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.595230][ T32] r5:00001000 r4:e038d000 [ 1333.595275][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.595318][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.595385][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.595436][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.595499][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.595525][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.595595][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.595627][ T32] r4:84b6e700 [ 1333.595673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.595723][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.595761][ T32] r4:00000001 [ 1333.595783][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.595819][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.595846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.595876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.595903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.595956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.595984][ T32] r4:84b6d780 [ 1333.596004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.596030][ T32] INFO: task kworker/0:442:4292 blocked for more than 460 seconds. [ 1333.596058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.596081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.596101][ T32] task:kworker/0:442 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.596178][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.596222][ T32] Call trace: [ 1333.596279][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.596353][ T32] r10:82918930 r9:ea901d84 r8:00000002 r7:60000013 r6:ea901d8c r5:84493c00 [ 1333.596379][ T32] r4:84493c00 [ 1333.596400][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1333.596933][ T32] r9:83018005 r8:84493c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 6 printk messages dropped ** [ 1333.597331][ T32] r7:dddced80 r6:83018000 r5:8527738c r4:85248d00 ** 7 printk messages dropped ** [ 1333.597587][ T32] Exception stack(0xea901fb0 to 0xea901ff8) ** 6 printk messages dropped ** [ 1333.598195][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.603026][ T32] r5:800c0113 r4:80239bb0 ** 5 printk messages dropped ** [ 1333.603222][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1333.603931][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1333.604147][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1333.604641][ T32] INFO: task kworker/0:443:4295 blocked for more than 460 seconds. [ 1333.604678][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.604704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.604786][ T32] task:kworker/0:443 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.604975][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.605024][ T32] Call trace: [ 1333.605055][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.605104][ T32] r10:82918930 r9:ead55d84 r8:00000002 r7:60000013 r6:ead55d8c r5:84494800 [ 1333.605129][ T32] r4:84494800 [ 1333.605151][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.605192][ T32] r5:84494800 r4:8291892c [ 1333.605213][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.605253][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.605322][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 1333.605351][ T32] r4:00000000 [ 1333.605371][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.605410][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.605456][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.605550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d040 [ 1333.605585][ T32] r4:00000000 [ 1333.605606][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.605652][ T32] r9:83018005 r8:84494800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.605676][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.605719][ T32] r5:00001000 r4:dff21000 [ 1333.605757][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.605801][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.605843][ T32] r5:8527778c r4:85277400 [ 1333.605864][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.605910][ T32] r7:dddced80 r6:83018000 r5:8527778c r4:85248e00 [ 1333.605931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.605976][ T32] r10:61c88647 r9:84494800 r8:85248e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.605999][ T32] r4:85248e00 [ 1333.606045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.606125][ T32] r10:00000000 r9:85248e00 r8:8027f5e8 r7:ea901e60 r6:85248e80 r5:84494800 [ 1333.606177][ T32] r4:00000001 [ 1333.606201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.606251][ T32] Exception stack(0xead55fb0 to 0xead55ff8) [ 1333.606282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.606338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.606381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.607260][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1333.607980][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 16 printk messages dropped ** [ 1333.623058][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.624265][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1333.624969][ T32] r5:00001000 r4:e02bb000 [ 1333.624996][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.625039][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.625082][ T32] r5:85277f8c r4:85277c00 [ 1333.625103][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.625150][ T32] r7:dddced80 r6:83018000 r5:85277f8c r4:85248f00 [ 1333.625443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.625497][ T32] r10:61c88647 r9:84495400 r8:85248f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.625522][ T32] r4:85248f00 [ 1333.625566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.625618][ T32] r10:00000000 r9:85248f00 r8:8027f5e8 r7:ead55e60 r6:85248f80 r5:84495400 [ 1333.625642][ T32] r4:00000001 [ 1333.625663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.625700][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1333.625727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.625764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.625793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.625823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.625846][ T32] r4:8525d240 [ 1333.626256][ T32] INFO: task kworker/0:444:4298 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.626309][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.626389][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.626494][ T32] Call trace: [ 1333.626559][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.626612][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.626637][ T32] r4:00000000 [ 1333.626685][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1333.627106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 14 printk messages dropped ** [ 1333.627828][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1333.640264][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.640699][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.641073][ T32] r5:00001000 r4:e026b000 ** 3 printk messages dropped ** [ 1333.641213][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.641261][ T32] r7:dddced80 r6:83018000 r5:85277b8c r4:8525f000 [ 1333.641283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.641356][ T32] r10:61c88647 r9:84496000 r8:8525f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.641385][ T32] r4:8525f000 [ 1333.641406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.641615][ T32] r10:00000000 r9:8525f000 r8:8027f5e8 r7:ead61e60 r6:8525f080 r5:84496000 [ 1333.641642][ T32] r4:00000001 [ 1333.641662][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.641712][ T32] Exception stack(0xead65fb0 to 0xead65ff8) [ 1333.641744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.641873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.641904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.641933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.641955][ T32] r4:8525d180 [ 1333.642371][ T32] INFO: task kworker/0:445:4299 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1333.643166][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.643193][ T32] r5:800c0113 r4:80239bb0 [ 1333.643214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.643272][ T32] r4:82ac11e4 [ 1333.643337][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.643384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.643407][ T32] r4:e0545dc0 [ 1333.643428][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.643471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.643566][ T32] r4:00000000 [ 1333.643589][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.643732][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1333.643807][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1333.644049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.644201][ T32] r4:00000001 [ 1333.644220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.644254][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.644280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.644308][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.644335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.644364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.644386][ T32] r4:84b6d780 [ 1333.644407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.644434][ T32] INFO: task kworker/0:446:4301 blocked for more than 460 seconds. [ 1333.644484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.644515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.644536][ T32] task:kworker/0:446 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.644581][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.644622][ T32] Call trace: [ 1333.644653][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.644699][ T32] r10:82918930 r9:ead5dd84 r8:00000002 r7:60000113 r6:ead5dd8c r5:84493000 [ 1333.644721][ T32] r4:84493000 [ 1333.644789][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.644851][ T32] r5:84493000 r4:8291892c [ 1333.644874][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.644959][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 ** 7 printk messages dropped ** [ 1333.645527][ T32] r9:83018005 r8:84493000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 1 printk messages dropped ** [ 1333.645597][ T32] r5:00001000 r4:e0371000 ** 1 printk messages dropped ** [ 1333.645654][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.645852][ T32] r4:8525f100 ** 4 printk messages dropped ** [ 1333.645993][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) ** 6 printk messages dropped ** [ 1333.646393][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.647181][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1333.647585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1333.648301][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1333.648474][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1333.662908][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1333.663047][ T32] task:kworker/0:447 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1333.663726][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.663780][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.663828][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 [ 1333.663929][ T32] r4:00000000 [ 1333.663953][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.663991][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.664033][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.664074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d900 [ 1333.664127][ T32] r4:00000000 [ 1333.664151][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.664199][ T32] r9:83018005 r8:851b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1333.664222][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.664659][ T32] r5:00001000 r4:e03e3000 [ 1333.664683][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.664725][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.664771][ T32] r5:852b478c r4:852b4400 [ 1333.664791][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.664838][ T32] r7:dddced80 r6:83018000 r5:852b478c r4:8525f200 [ 1333.664859][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.664904][ T32] r10:61c88647 r9:851b8000 r8:8525f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.664926][ T32] r4:8525f200 [ 1333.664946][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.664991][ T32] r10:00000000 r9:8525f200 r8:8027f5e8 r7:ead5de60 r6:8525f280 r5:851b8000 [ 1333.665012][ T32] r4:00000001 [ 1333.665031][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.665066][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 1333.665092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.665162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.665193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.665312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.665338][ T32] r4:8525d5c0 [ 1333.665755][ T32] INFO: task kworker/0:447:4303 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.665792][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.665889][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.665997][ T32] Call trace: [ 1333.666091][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.666192][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.666219][ T32] r4:00000000 [ 1333.666292][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.666334][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.666363][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.666391][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.666416][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.666442][ T32] r5:800c0113 r4:80239bb0 [ 1333.666494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.666565][ T32] r4:82ac11e4 [ 1333.666587][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.666630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.666652][ T32] r4:e0545dc0 [ 1333.666671][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.666712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.666733][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.666939][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.667254][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.667521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.668011][ T32] task:kworker/0:448 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.668639][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 ** 7 printk messages dropped ** [ 1333.681044][ T32] r9:83018005 r8:851b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 1 printk messages dropped ** [ 1333.681139][ T32] r5:00001000 r4:eaa19000 ** 1 printk messages dropped ** [ 1333.681303][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.681351][ T32] r5:852b5b8c r4:852b5800 [ 1333.681372][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.681420][ T32] r7:dddced80 r6:83018000 r5:852b5b8c r4:8525f300 [ 1333.681443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.681490][ T32] r10:61c88647 r9:851b9800 r8:8525f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.681530][ T32] r4:8525f300 [ 1333.681555][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.681670][ T32] r10:00000000 r9:8525f300 r8:8027f5e8 r7:ead6de60 r6:8525f380 r5:851b9800 [ 1333.681724][ T32] r4:00000001 [ 1333.681751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.681790][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1333.681822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.681953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.681985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.682017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.682087][ T32] r4:8525d780 [ 1333.682606][ T32] INFO: task kworker/0:448:4305 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.682649][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.682767][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.682842][ T32] Call trace: [ 1333.682910][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.682964][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.682988][ T32] r4:00000000 [ 1333.683044][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.683112][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.683174][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.683255][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.683285][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.683342][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.683547][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1333.683775][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1333.684135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.684374][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.684647][ T32] INFO: task kworker/0:449:4306 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1333.684919][ T32] r10:82918930 r9:ead75d84 r8:00000002 r7:60000113 r6:ead75d8c r5:851ba400 ** 6 printk messages dropped ** [ 1333.685222][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.685385][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.685683][ T32] r5:00001000 r4:e0453000 [ 1333.685704][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.685756][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.685802][ T32] r5:852b4b8c r4:852b4800 [ 1333.685822][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.685866][ T32] r7:dddced80 r6:83018000 r5:852b4b8c r4:8525f400 [ 1333.685890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.685962][ T32] r10:61c88647 r9:851ba400 r8:8525f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.685989][ T32] r4:8525f400 [ 1333.686009][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.686075][ T32] r10:00000000 r9:8525f400 r8:8027f5e8 r7:ead71e60 r6:8525f480 r5:851ba400 [ 1333.686101][ T32] r4:00000001 [ 1333.686123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.686159][ T32] Exception stack(0xead75fb0 to 0xead75ff8) [ 1333.686185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.686213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.686263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.686295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.686389][ T32] r4:8525d9c0 [ 1333.686687][ T32] INFO: task kworker/0:449:4306 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.686724][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.686854][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.686913][ T32] Call trace: [ 1333.687020][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.687069][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.687144][ T32] r4:00000000 [ 1333.687191][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.687233][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.687268][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.687299][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.687325][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.687350][ T32] r5:800c0113 r4:80239bb0 [ 1333.687418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.687463][ T32] r4:82ac11e4 [ 1333.687483][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.687550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.687578][ T32] r4:e0545dc0 [ 1333.687634][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.687683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.687710][ T32] r4:00000000 [ 1333.687731][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.687783][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.687829][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.687925][ T32] r5:00001000 r4:e038d000 [ 1333.687995][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.688038][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.688080][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.688100][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.688159][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.688183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.688228][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.688250][ T32] r4:84b6e700 [ 1333.688270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.688314][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.688335][ T32] r4:00000001 [ 1333.688365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.688673][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1333.704865][ T32] task:kworker/0:450 state:D stack:0 pid:4309 tgid:4309 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.705617][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 ** 9 printk messages dropped ** [ 1333.705974][ T32] r5:00001000 r4:e051f000 [ 1333.705996][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.706036][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.706267][ T32] r10:61c88647 r9:851bbc00 r8:8525f52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.706566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.706649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.706676][ T32] r4:8525da40 [ 1333.707102][ T32] INFO: task kworker/0:450:4309 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.707141][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.707227][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.707275][ T32] Call trace: [ 1333.707318][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.707393][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.707422][ T32] r4:00000000 [ 1333.707442][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.707505][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.707561][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.707594][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.707619][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.707690][ T32] r5:800c0113 r4:80239bb0 [ 1333.707715][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.707763][ T32] r4:82ac11e4 [ 1333.707795][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.707842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.707864][ T32] r4:e0545dc0 [ 1333.707905][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.707975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.708005][ T32] r4:00000000 [ 1333.708049][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.708100][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.708146][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.708193][ T32] r5:00001000 r4:e038d000 [ 1333.708225][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.708268][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.708309][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.708329][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.708375][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.708407][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.708456][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.708479][ T32] r4:84b6e700 [ 1333.708521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.708607][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.708695][ T32] r4:00000001 [ 1333.715471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.715557][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.715592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.715622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.715649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.715680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.715708][ T32] r4:84b6d780 [ 1333.715751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.715794][ T32] INFO: task kworker/0:451:4311 blocked for more than 460 seconds. [ 1333.715828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.715877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.715919][ T32] task:kworker/0:451 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.716006][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.716055][ T32] Call trace: [ 1333.716149][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.716200][ T32] r10:82918930 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:851b8c00 [ 1333.716223][ T32] r4:851b8c00 [ 1333.716243][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.716307][ T32] r5:851b8c00 r4:8291892c [ 1333.716355][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.716423][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.716498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1333.716525][ T32] r4:00000000 [ 1333.716560][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.716658][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.716725][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.716798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f380 [ 1333.716848][ T32] r4:00000000 [ 1333.716895][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.716972][ T32] r9:83018005 r8:851b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1333.716998][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.717041][ T32] r5:00001000 r4:eaa03000 [ 1333.717061][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.717116][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.717161][ T32] r5:852b578c r4:852b5400 [ 1333.717182][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.717247][ T32] r7:dddced80 r6:83018000 r5:852b578c r4:8525f600 [ 1333.717283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.717332][ T32] r10:61c88647 r9:851b8c00 r8:8525f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.717355][ T32] r4:8525f600 [ 1333.717374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.717443][ T32] r10:00000000 r9:8525f600 r8:8027f5e8 r7:ead71e60 r6:8525f680 r5:851b8c00 [ 1333.717469][ T32] r4:00000001 [ 1333.717514][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.717552][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 1333.717578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.717608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.717635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.717675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.717753][ T32] r4:8525d9c0 ** 2 printk messages dropped ** [ 1333.718305][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.718590][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1333.727615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1333.728006][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1333.728295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.728513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.733553][ T32] INFO: task kworker/1:146:4313 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1333.733970][ T32] r10:82918930 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:84986000 ** 6 printk messages dropped ** [ 1333.734309][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.734372][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.734762][ T32] r5:00001000 r4:ea997000 [ 1333.734812][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.735048][ T32] r7:ddde2d80 r6:83018200 r5:844e378c r4:85232880 ** 7 printk messages dropped ** [ 1333.735438][ T32] Exception stack(0xead69fb0 to 0xead69ff8) ** 4 printk messages dropped ** [ 1333.735619][ T32] r4:85251ec0 ** 2 printk messages dropped ** [ 1333.736310][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.736661][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1333.736950][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1333.737180][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.737577][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.737914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.738218][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.738592][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1333.747801][ T32] r9:83018205 r8:84985400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 1 printk messages dropped ** [ 1333.747891][ T32] r5:00001000 r4:ea865000 [ 1333.747964][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.748009][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.748173][ T32] r5:844beb8c r4:844be800 [ 1333.748204][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.748278][ T32] r7:ddde2d80 r6:83018200 r5:844beb8c r4:85232980 [ 1333.748304][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.748373][ T32] r10:61c88647 r9:84985400 r8:852329ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.748426][ T32] r4:85232980 [ 1333.748450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.748496][ T32] r10:00000000 r9:85232980 r8:8027f5e8 r7:ead69e60 r6:85232a00 r5:84985400 [ 1333.748530][ T32] r4:00000001 [ 1333.748553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.748591][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 1333.748688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.753527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.753575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.753611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.753636][ T32] r4:85251ec0 [ 1333.754055][ T32] INFO: task kworker/1:147:4315 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.754197][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.754305][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.754400][ T32] Call trace: [ 1333.754437][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.754553][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.754585][ T32] r4:00000000 [ 1333.754606][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.754648][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.754689][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.754724][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.754760][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.754788][ T32] r5:800c0113 r4:80239bb0 [ 1333.754809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.754854][ T32] r4:82ac11e4 [ 1333.754922][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.754976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.754999][ T32] r4:e0545dc0 [ 1333.755030][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.755078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.755125][ T32] r4:00000000 [ 1333.755155][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.755211][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.755236][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.755302][ T32] r5:00001000 r4:e038d000 [ 1333.755350][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.755397][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.755448][ T32] r5:84ab1b8c r4:84ab1800 ** 1 printk messages dropped ** [ 1333.755568][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1333.755751][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 8 printk messages dropped ** [ 1333.756169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.756625][ T32] r4:851f6c00 ** 4 printk messages dropped ** [ 1333.756890][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 ** 8 printk messages dropped ** [ 1333.757238][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.757279][ T32] r5:00001000 r4:ea8f5000 ** 1 printk messages dropped ** [ 1333.757368][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.757572][ T32] r10:61c88647 r9:851f6c00 r8:85232aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.757942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1333.758353][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.758408][ T32] Call trace: [ 1333.758554][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.758603][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.758682][ T32] r4:00000000 [ 1333.769134][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.769223][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.769274][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.769318][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.769365][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.769395][ T32] r5:800c0113 r4:80239bb0 [ 1333.769416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.769487][ T32] r4:82ac11e4 [ 1333.769512][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.769556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.769580][ T32] r4:e0545dc0 [ 1333.769616][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.769686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.769712][ T32] r4:00000000 [ 1333.769753][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.769828][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.769887][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.769961][ T32] r5:00001000 r4:e038d000 [ 1333.770008][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.770076][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.770123][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.770171][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.770223][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.770267][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.770317][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.770351][ T32] r4:84b6e700 [ 1333.770374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.770420][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.770443][ T32] r4:00000001 [ 1333.770493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.770584][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.770614][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.770698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.771028][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.771405][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.771724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378040 ** 4 printk messages dropped ** [ 1333.771964][ T32] r5:00001000 r4:eaaaf000 [ 1333.771994][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.772140][ T32] r7:ddde2d80 r6:83018200 r5:852c378c r4:85232b80 ** 5 printk messages dropped ** [ 1333.772416][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.772627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.773312][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.773547][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.773576][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.773601][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.773625][ T32] r5:800c0113 r4:80239bb0 [ 1333.773645][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.773686][ T32] r4:82ac11e4 [ 1333.773711][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.773759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.773784][ T32] r4:e0545dc0 [ 1333.773804][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.773870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.773897][ T32] r4:00000000 [ 1333.773940][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.773991][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.774016][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.774061][ T32] r5:00001000 r4:e038d000 [ 1333.774081][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.774120][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.774162][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.774182][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.774227][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.774263][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.774311][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.774349][ T32] r4:84b6e700 [ 1333.774373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.774418][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.774464][ T32] r4:00000001 [ 1333.774488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.774551][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.774577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.774619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.774651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.774679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.774702][ T32] r4:84b6d780 [ 1333.774752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.774783][ T32] INFO: task kworker/1:150:4321 blocked for more than 460 seconds. [ 1333.774827][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.774874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.774898][ T32] task:kworker/1:150 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.774943][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.775004][ T32] Call trace: [ 1333.775160][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.775210][ T32] r10:82918930 r9:ead91d84 r8:00000002 r7:60000113 r6:ead91d8c r5:85278000 [ 1333.775233][ T32] r4:85278000 [ 1333.775252][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.775291][ T32] r5:85278000 r4:8291892c [ 1333.775310][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.775349][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.775456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [ 1333.775485][ T32] r4:00000000 [ 1333.775506][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.775547][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1333.775719][ T32] r9:83018205 r8:85278000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 1 printk messages dropped ** [ 1333.775790][ T32] r5:00001000 r4:ea9e1000 ** 1 printk messages dropped ** [ 1333.775877][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.776151][ T32] r4:85232c80 ** 5 printk messages dropped ** [ 1333.776438][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.776938][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.777210][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1333.777378][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1333.777552][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1333.777899][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.777924][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.777966][ T32] r5:00001000 r4:e038d000 [ 1333.777986][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.778023][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.778132][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.778156][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.778202][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.778242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.778290][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.778314][ T32] r4:84b6e700 [ 1333.778338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.778383][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.778405][ T32] r4:00000001 [ 1333.778424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.778462][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.778489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.778544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.778678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.797455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.797714][ T32] r4:84b6d780 [ 1333.797764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.797800][ T32] INFO: task kworker/1:151:4323 blocked for more than 460 seconds. [ 1333.797836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.797863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.797885][ T32] task:kworker/1:151 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.797964][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.798109][ T32] Call trace: [ 1333.798165][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.798221][ T32] r10:82918930 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:85278c00 [ 1333.798244][ T32] r4:85278c00 [ 1333.798264][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.798363][ T32] r5:85278c00 r4:8291892c [ 1333.798397][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.803912][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1333.803999][ T32] r4:00000000 [ 1333.804024][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.804073][ T32] r9:83018205 r8:85278c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1333.804106][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.804167][ T32] r5:00001000 r4:eac15000 [ 1333.804191][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.804246][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.804293][ T32] r5:852b6f8c r4:852b6c00 [ 1333.804337][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.804402][ T32] r7:ddde2d80 r6:83018200 r5:852b6f8c r4:85232d80 [ 1333.804427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.804484][ T32] r10:61c88647 r9:85278c00 r8:85232dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.804513][ T32] r4:85232d80 [ 1333.804533][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.804578][ T32] r10:00000000 r9:85232d80 r8:8027f5e8 r7:ead8de60 r6:85232e00 r5:85278c00 [ 1333.804613][ T32] r4:00000001 [ 1333.804636][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.804674][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1333.804709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.804740][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.804774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.804808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.804866][ T32] r4:852581c0 [ 1333.805280][ T32] INFO: task kworker/1:151:4323 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.805331][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.805419][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.805501][ T32] Call trace: [ 1333.805538][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.805617][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.805646][ T32] r4:00000000 [ 1333.805666][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.805704][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.805732][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.805769][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.805799][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 6 printk messages dropped ** [ 1333.806108][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1333.806705][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.806905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.806935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.806962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.806991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.807015][ T32] r4:84b6d780 [ 1333.807049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.807082][ T32] INFO: task kworker/0:452:4326 blocked for more than 460 seconds. [ 1333.807116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.807142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.807164][ T32] task:kworker/0:452 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.807212][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.807254][ T32] Call trace: [ 1333.807336][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.807411][ T32] r10:82918930 r9:eada5d84 r8:00000002 r7:60000013 r6:eada5d8c r5:85279800 [ 1333.807438][ T32] r4:85279800 [ 1333.807487][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.807544][ T32] r5:85279800 r4:8291892c [ 1333.807567][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.807608][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.807832][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.808169][ T32] r5:00001000 r4:eaa4d000 ** 3 printk messages dropped ** [ 1333.808382][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.808589][ T32] r4:8525f700 [ 1333.808612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.808778][ T32] r10:00000000 r9:8525f700 r8:8027f5e8 r7:ead71e60 r6:85232e80 r5:85279800 [ 1333.817318][ T32] r4:00000001 [ 1333.817396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.817496][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1333.817542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.817572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.817623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.817657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.817704][ T32] r4:8524f2c0 [ 1333.818117][ T32] INFO: task kworker/0:452:4326 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.818155][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.818311][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.818390][ T32] Call trace: [ 1333.818426][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.818496][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.818556][ T32] r4:00000000 [ 1333.818612][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.823291][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.823344][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.823375][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.823402][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 5 printk messages dropped ** [ 1333.823684][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1333.823971][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1333.824208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.824265][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.824290][ T32] r4:84b6e700 [ 1333.824322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.824393][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.824450][ T32] r4:00000001 [ 1333.824474][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.824592][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.824622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.824677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.824708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.824764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.824818][ T32] r4:84b6d780 [ 1333.824846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.824889][ T32] INFO: task kworker/0:453:4328 blocked for more than 460 seconds. [ 1333.824970][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1333.825262][ T32] Call trace: ** 3 printk messages dropped ** [ 1333.825517][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1333.826149][ T32] r9:83018005 r8:8527bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 1 printk messages dropped ** [ 1333.826216][ T32] r5:00001000 r4:eabcd000 ** 4 printk messages dropped ** [ 1333.826445][ T32] r7:dddced80 r6:83018000 r5:852b638c r4:8525f780 ** 4 printk messages dropped ** [ 1333.826753][ T32] r10:00000000 r9:8525f780 r8:8027f5e8 r7:eada5e60 r6:85232f00 r5:8527bc00 ** 7 printk messages dropped ** [ 1333.827037][ T32] r4:8524f680 ** 3 printk messages dropped ** [ 1333.827615][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.827868][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 8 printk messages dropped ** [ 1333.828187][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1333.828349][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.828401][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.828447][ T32] r5:00001000 r4:e038d000 [ 1333.828469][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.828509][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.828551][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.828595][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.839294][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.839395][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.839472][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.839495][ T32] r4:84b6e700 [ 1333.839516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.839591][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.839620][ T32] r4:00000001 [ 1333.839664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.839708][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.839739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.839775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.839802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.839832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.839856][ T32] r4:84b6d780 [ 1333.839904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.839940][ T32] INFO: task kworker/0:454:4329 blocked for more than 460 seconds. [ 1333.839975][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.840012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.840037][ T32] task:kworker/0:454 state:D stack:0 pid:4329 tgid:4329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.840120][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.840172][ T32] Call trace: [ 1333.840233][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.840309][ T32] r10:82918930 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:8527a400 [ 1333.840339][ T32] r4:8527a400 [ 1333.840362][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.840405][ T32] r5:8527a400 r4:8291892c [ 1333.840435][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.840481][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.840538][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 ** 3 printk messages dropped ** [ 1333.840759][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.841040][ T32] r5:00001000 r4:eabdd000 [ 1333.841064][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.841138][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.841184][ T32] r5:852b678c r4:852b6400 [ 1333.841204][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.841256][ T32] r7:dddced80 r6:83018000 r5:852b678c r4:8525f800 [ 1333.841277][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.841322][ T32] r10:61c88647 r9:8527a400 r8:8525f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.841357][ T32] r4:8525f800 [ 1333.841381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.841450][ T32] r10:00000000 r9:8525f800 r8:8027f5e8 r7:eadade60 r6:85232f80 r5:8527a400 [ 1333.841500][ T32] r4:00000001 [ 1333.841524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.841593][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1333.841648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.841699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.841729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.841763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.841786][ T32] r4:8524f680 [ 1333.842204][ T32] INFO: task kworker/0:454:4329 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.842267][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.842331][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.842414][ T32] Call trace: [ 1333.842470][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.842602][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.842638][ T32] r4:00000000 [ 1333.842661][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.842700][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.842771][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.842811][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 5 printk messages dropped ** [ 1333.843046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 5 printk messages dropped ** [ 1333.843298][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1333.843637][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.843864][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.844096][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1333.844231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1333.844792][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.845262][ T32] r9:83018005 r8:8527b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1333.845283][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.845383][ T32] r5:00001000 r4:eadf3000 [ 1333.845413][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.845458][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.845500][ T32] r5:852b7f8c r4:852b7c00 [ 1333.845520][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.845567][ T32] r7:dddced80 r6:83018000 r5:852b7f8c r4:8525f880 [ 1333.845588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.845633][ T32] r10:61c88647 r9:8527b000 r8:8525f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.845654][ T32] r4:8525f880 [ 1333.845673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.845716][ T32] r10:00000000 r9:8525f880 r8:8027f5e8 r7:eadb1e60 r6:85262000 r5:8527b000 [ 1333.845739][ T32] r4:00000001 [ 1333.845790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.845832][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 1333.845857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.845886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.845960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.845995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.846018][ T32] r4:8524f4c0 [ 1333.846233][ T32] INFO: task kworker/0:455:4331 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.846288][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.846348][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.846393][ T32] Call trace: [ 1333.846491][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.846596][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.846645][ T32] r4:00000000 [ 1333.846716][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1333.847203][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1333.847686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.847823][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.847846][ T32] r4:00000001 [ 1333.847865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.847899][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.847927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.847956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.847984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.848060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.848087][ T32] r4:84b6d780 [ 1333.848130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.848185][ T32] INFO: task kworker/0:456:4333 blocked for more than 460 seconds. [ 1333.848241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.848292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.848317][ T32] task:kworker/0:456 state:D stack:0 pid:4333 tgid:4333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.848403][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.848498][ T32] Call trace: [ 1333.848563][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1333.868286][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.869465][ T32] r5:00001000 r4:eabf9000 ** 3 printk messages dropped ** [ 1333.869645][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.870148][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.871129][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 5 printk messages dropped ** [ 1333.871351][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.871455][ T32] r5:800c0113 r4:80239bb0 [ 1333.871479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.871551][ T32] r4:82ac11e4 [ 1333.871576][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.871621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.871643][ T32] r4:e0545dc0 [ 1333.871663][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.871704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.871727][ T32] r4:00000000 [ 1333.871761][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.871812][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.871833][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.871876][ T32] r5:00001000 r4:e038d000 [ 1333.871895][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.871933][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.871985][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.872017][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.872063][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.872109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.872176][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1333.872425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1333.873112][ T32] r10:82918930 r9:eadc9d84 r8:00000002 r7:60000113 r6:eadc9d8c r5:8527ec00 ** 13 printk messages dropped ** [ 1333.873777][ T32] r9:83018005 r8:8527ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 1 printk messages dropped ** [ 1333.873873][ T32] r5:00001000 r4:eac49000 ** 4 printk messages dropped ** [ 1333.874143][ T32] r7:dddced80 r6:83018000 r5:852b738c r4:8525f980 [ 1333.874185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.874235][ T32] r10:61c88647 r9:8527ec00 r8:8525f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.874259][ T32] r4:8525f980 [ 1333.874278][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.874337][ T32] r10:00000000 r9:8525f980 r8:8027f5e8 r7:eadb9e60 r6:85262100 r5:8527ec00 [ 1333.874365][ T32] r4:00000001 [ 1333.874383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.874418][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1333.874444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.874472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.874543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.874578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.874601][ T32] r4:8524fa80 [ 1333.874809][ T32] INFO: task kworker/0:457:4335 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.874841][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.874927][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.875018][ T32] Call trace: [ 1333.875055][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.875117][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.875193][ T32] r4:00000000 [ 1333.875216][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.875255][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.875294][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.875327][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.875377][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.875406][ T32] r5:800c0113 r4:80239bb0 [ 1333.875427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.875490][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1333.875585][ T32] r4:e0545dc0 ** 9 printk messages dropped ** [ 1333.875984][ T32] r5:84ab1b8c r4:84ab1800 ** 6 printk messages dropped ** [ 1333.876256][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 14 printk messages dropped ** [ 1333.876971][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.877296][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.877754][ T32] r5:00001000 r4:eac7d000 [ 1333.877785][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.877872][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.877942][ T32] r5:852b778c r4:852b7400 [ 1333.877965][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.878035][ T32] r7:dddced80 r6:83018000 r5:852b778c r4:8525fa00 [ 1333.878060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.878106][ T32] r10:61c88647 r9:8527d400 r8:8525fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.878128][ T32] r4:8525fa00 [ 1333.878196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.878245][ T32] r10:00000000 r9:8525fa00 r8:8027f5e8 r7:eadb9e60 r6:85262180 r5:8527d400 [ 1333.878268][ T32] r4:00000001 [ 1333.878427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.878465][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) [ 1333.878492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.878612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.895821][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.896830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1333.897421][ T32] r5:84ab1b8c r4:84ab1800 ** 2 printk messages dropped ** [ 1333.897531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.897763][ T32] r4:00000001 [ 1333.897783][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.897838][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.897869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.897898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.897925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.898059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.898087][ T32] r4:84b6d780 [ 1333.898268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.898330][ T32] INFO: task kworker/0:459:4340 blocked for more than 460 seconds. [ 1333.898399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.898428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.898449][ T32] task:kworker/0:459 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.898568][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.898615][ T32] Call trace: [ 1333.905614][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.905768][ T32] r10:82918930 r9:eadddd84 r8:00000002 r7:60000113 r6:eadddd8c r5:85280c00 [ 1333.905894][ T32] r4:85280c00 [ 1333.905921][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.905966][ T32] r5:85280c00 r4:8291892c [ 1333.905986][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.906098][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.906150][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 [ 1333.906172][ T32] r4:00000000 [ 1333.906191][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.906258][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.906302][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1333.906628][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.906803][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1333.907291][ T32] r4:8524fb80 ** 10 printk messages dropped ** [ 1333.908298][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 7 printk messages dropped ** [ 1333.920579][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.920673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.920698][ T32] r4:00000000 [ 1333.920718][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.920797][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.920836][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.920887][ T32] r5:00001000 r4:e038d000 [ 1333.920907][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.920948][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.921039][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.921064][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.921114][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.921159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.921232][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.921259][ T32] r4:84b6e700 [ 1333.921280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.921330][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.921355][ T32] r4:00000001 [ 1333.921375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.921423][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.921458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.921511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.921542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.921573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.921619][ T32] r4:84b6d780 [ 1333.921647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.921677][ T32] INFO: task kworker/1:152:4341 blocked for more than 460 seconds. [ 1333.921711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.921736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.921788][ T32] task:kworker/1:152 state:D stack:0 pid:4341 tgid:4341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.921851][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.922022][ T32] Call trace: [ 1333.922106][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1333.922480][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.922870][ T32] r5:00001000 r4:eaa37000 [ 1333.922890][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.923348][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.923554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1333.924267][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.924315][ T32] Call trace: [ 1333.924346][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.924395][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.924418][ T32] r4:00000000 [ 1333.924437][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.924474][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.924501][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.924563][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.924594][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.924619][ T32] r5:800c0113 r4:80239bb0 [ 1333.924664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.924783][ T32] r4:82ac11e4 [ 1333.924884][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.924934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.924957][ T32] r4:e0545dc0 [ 1333.924977][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.925020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1333.925389][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 6 printk messages dropped ** [ 1333.925648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1333.926568][ T32] r10:82918930 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:85283000 ** 6 printk messages dropped ** [ 1333.926981][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.927269][ T32] r4:00000000 [ 1333.927296][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.927339][ T32] r9:83018005 r8:85283000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1333.927391][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.927489][ T32] r5:00001000 r4:eae03000 [ 1333.927537][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.927580][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.927644][ T32] r5:852bc38c r4:852bc000 [ 1333.927668][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.927713][ T32] r7:dddced80 r6:83018000 r5:852bc38c r4:8525fb00 [ 1333.927732][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.927784][ T32] r10:61c88647 r9:85283000 r8:8525fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.927806][ T32] r4:8525fb00 [ 1333.927825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.927891][ T32] r10:00000000 r9:8525fb00 r8:8027f5e8 r7:eadb9e60 r6:85262380 r5:85283000 [ 1333.927918][ T32] r4:00000001 [ 1333.927952][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.928079][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1333.928135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.928166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.928193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.928221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.928243][ T32] r4:8524fd40 [ 1333.928446][ T32] INFO: task kworker/0:460:4343 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.928494][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.928557][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.928601][ T32] Call trace: [ 1333.928678][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.939532][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.939582][ T32] r4:00000000 [ 1333.939605][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.939686][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1333.939948][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1333.940557][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1333.941241][ T32] r4:84b6d780 ** 9 printk messages dropped ** [ 1333.941778][ T32] r4:85282400 ** 7 printk messages dropped ** [ 1333.942439][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.942489][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.942563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c880 [ 1333.942588][ T32] r4:00000000 [ 1333.942703][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.942791][ T32] r9:83018005 r8:85282400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1333.942817][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.942893][ T32] r5:00001000 r4:eae5f000 [ 1333.942996][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.943065][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.943117][ T32] r5:852bdb8c r4:852bd800 [ 1333.943163][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.943236][ T32] r7:dddced80 r6:83018000 r5:852bdb8c r4:8525fb80 [ 1333.943260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.943310][ T32] r10:61c88647 r9:85282400 r8:8525fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.943349][ T32] r4:8525fb80 [ 1333.943465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.943533][ T32] r10:00000000 r9:8525fb80 r8:8027f5e8 r7:eadf1e60 r6:85262400 r5:85282400 [ 1333.943559][ T32] r4:00000001 [ 1333.943601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.944492][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.945030][ T32] r5:800c0113 r4:80239bb0 ** 11 printk messages dropped ** [ 1333.945500][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1333.945783][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.946026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.946055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.946105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.946144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.946215][ T32] r4:84b6d780 [ 1333.946239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.946263][ T32] INFO: task kworker/0:462:4347 blocked for more than 460 seconds. [ 1333.946291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.946338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.946363][ T32] task:kworker/0:462 state:D stack:0 pid:4347 tgid:4347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.946464][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.946537][ T32] Call trace: [ 1333.946570][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1333.946889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 ** 9 printk messages dropped ** [ 1333.947278][ T32] r5:00001000 r4:eae0f000 ** 4 printk messages dropped ** [ 1333.947566][ T32] r7:dddced80 r6:83018000 r5:852bc78c r4:8525fc00 ** 11 printk messages dropped ** [ 1333.948169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1333.967337][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 15 printk messages dropped ** [ 1333.968124][ T32] r5:84ab1b8c r4:84ab1800 ** 10 printk messages dropped ** [ 1333.968619][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.974346][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1333.975006][ T32] r5:00001000 r4:eae1f000 ** 6 printk messages dropped ** [ 1333.975348][ T32] r10:61c88647 r9:85285400 r8:8525fcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.975771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.975795][ T32] r4:8526c2c0 [ 1333.976197][ T32] INFO: task kworker/0:463:4349 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.976255][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.976343][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.976389][ T32] Call trace: [ 1333.976421][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.976557][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.976649][ T32] r4:00000000 [ 1333.976672][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.976737][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.976802][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.976860][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.976913][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.976974][ T32] r5:800c0113 r4:80239bb0 [ 1333.977052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.977098][ T32] r4:82ac11e4 [ 1333.977120][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.977163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.977233][ T32] r4:e0545dc0 [ 1333.977282][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.977429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.977456][ T32] r4:00000000 [ 1333.977475][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.977548][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.977578][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.977621][ T32] r5:00001000 r4:e038d000 [ 1333.977641][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.977681][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.977724][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.977768][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.977819][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.977863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.978012][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1333.978305][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.978540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.978567][ T32] task:kworker/0:464 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.978614][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.978653][ T32] Call trace: [ 1333.978756][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.989307][ T32] r10:82918930 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:85286000 [ 1333.989353][ T32] r4:85286000 [ 1333.989400][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.989491][ T32] r5:85286000 r4:8291892c [ 1333.989516][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.989570][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.989620][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1333.989644][ T32] r4:00000000 [ 1333.989664][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1333.989701][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.989742][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.989792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c400 [ 1333.989815][ T32] r4:00000000 [ 1333.989834][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.989959][ T32] r5:00001000 r4:eae2f000 ** 1 printk messages dropped ** [ 1333.990039][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.990252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1333.990740][ T32] r4:8526c240 ** 2 printk messages dropped ** [ 1333.991319][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.991398][ T32] Call trace: [ 1333.991457][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.991508][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.991533][ T32] r4:00000000 [ 1333.991553][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.991609][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.991666][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.991724][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.991757][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.991782][ T32] r5:800c0113 r4:80239bb0 [ 1333.991803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.991844][ T32] r4:82ac11e4 [ 1333.991895][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.991995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.992069][ T32] r4:e0545dc0 [ 1333.992094][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1333.992158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1333.992184][ T32] r4:00000000 [ 1333.992214][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1333.992264][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1333.992286][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.992341][ T32] r5:00001000 r4:e038d000 [ 1333.992364][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.992406][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.992448][ T32] r5:84ab1b8c r4:84ab1800 [ 1333.992497][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.992651][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1333.992676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.992753][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.992859][ T32] r4:84b6e700 [ 1333.992884][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.992944][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1333.992977][ T32] r4:00000001 [ 1333.992997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.993032][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1333.993071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.993175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.993233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.993266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.993289][ T32] r4:84b6d780 [ 1333.993345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.993384][ T32] INFO: task kworker/0:465:4354 blocked for more than 460 seconds. [ 1333.993417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.993442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.993490][ T32] task:kworker/0:465 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.993547][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.993595][ T32] Call trace: [ 1333.993676][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1333.993726][ T32] r10:82918930 r9:eae4dd84 r8:00000002 r7:60000013 r6:eae4dd8c r5:85283c00 [ 1333.993779][ T32] r4:85283c00 [ 1333.993830][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1333.994033][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 ** 5 printk messages dropped ** [ 1333.994300][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.994385][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.994427][ T32] r5:00001000 r4:eae3f000 [ 1333.994471][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1333.994600][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.994659][ T32] r5:852bd38c r4:852bd000 [ 1333.994682][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.994728][ T32] r7:dddced80 r6:83018000 r5:852bd38c r4:8525fd80 [ 1333.994971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.995027][ T32] r10:61c88647 r9:85283c00 r8:8525fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.995089][ T32] r4:8525fd80 [ 1333.995160][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.995210][ T32] r10:00000000 r9:8525fd80 r8:8027f5e8 r7:eae01e60 r6:85262600 r5:85283c00 [ 1333.995257][ T32] r4:00000001 [ 1333.995305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.995345][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1333.995372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.995400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.995433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.995465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.995487][ T32] r4:8526c480 [ 1333.995758][ T32] INFO: task kworker/0:465:4354 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1333.995893][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.996005][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.996050][ T32] Call trace: [ 1333.996081][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1333.996129][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1333.996153][ T32] r4:00000000 [ 1333.996173][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.996234][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1333.996290][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1333.996322][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1333.996348][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1333.996372][ T32] r5:800c0113 r4:80239bb0 [ 1333.996417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.996519][ T32] r4:82ac11e4 [ 1333.996569][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.996651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1333.996693][ T32] r4:e0545dc0 [ 1333.996765][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1333.996905][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.997174][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.997674][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1333.998022][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1333.998157][ T32] task:kworker/0:466 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.019890][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1334.019998][ T32] r4:00000000 [ 1334.020055][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.020100][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.020141][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.020183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c6c0 [ 1334.020205][ T32] r4:00000000 [ 1334.020226][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.020272][ T32] r9:83018005 r8:85284800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1334.020314][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.020360][ T32] r5:00001000 r4:eae4f000 [ 1334.020380][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.020499][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.020552][ T32] r5:852bd78c r4:852bd400 [ 1334.020575][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.020623][ T32] r7:dddced80 r6:83018000 r5:852bd78c r4:8525fe00 [ 1334.020669][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.020718][ T32] r10:61c88647 r9:85284800 r8:8525fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.020741][ T32] r4:8525fe00 [ 1334.020906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.020956][ T32] r10:00000000 r9:8525fe00 r8:8027f5e8 r7:eae01e60 r6:85262680 r5:85284800 [ 1334.020981][ T32] r4:00000001 [ 1334.021001][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.021038][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1334.021084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.021119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.021158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.021215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.021340][ T32] r4:8526c4c0 [ 1334.021758][ T32] INFO: task kworker/0:466:4356 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.021795][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.021866][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.021937][ T32] Call trace: [ 1334.021972][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.022047][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 2 printk messages dropped ** [ 1334.022171][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1334.022401][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.022642][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1334.022907][ T32] r5:00001000 r4:e038d000 ** 4 printk messages dropped ** [ 1334.023180][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1334.023369][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1334.023648][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1334.023834][ T32] task:kworker/0:467 state:D stack:0 pid:4357 tgid:4357 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1334.024073][ T32] r10:82918930 r9:eae5dd84 r8:00000002 r7:60000113 r6:eae5dd8c r5:85286c00 [ 1334.024095][ T32] r4:85286c00 [ 1334.024138][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.024182][ T32] r5:85286c00 r4:8291892c [ 1334.024213][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.024257][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.024328][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1334.024361][ T32] r4:00000000 [ 1334.024381][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.024419][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.024456][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.024522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526cac0 [ 1334.024561][ T32] r4:00000000 [ 1334.024594][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.024664][ T32] r9:83018005 r8:85286c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1334.024689][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.024730][ T32] r5:00001000 r4:eae73000 [ 1334.024778][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.024839][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.024906][ T32] r5:852be38c r4:852be000 [ 1334.024931][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.024977][ T32] r7:dddced80 r6:83018000 r5:852be38c r4:8525fe80 [ 1334.024998][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.025044][ T32] r10:61c88647 r9:85286c00 r8:8525feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.025089][ T32] r4:8525fe80 [ 1334.025183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.025232][ T32] r10:00000000 r9:8525fe80 r8:8027f5e8 r7:eae01e60 r6:85262700 r5:85286c00 [ 1334.025256][ T32] r4:00000001 [ 1334.025300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.025348][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1334.025378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.025408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.025442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.025486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.025520][ T32] r4:8526c4c0 [ 1334.025754][ T32] INFO: task kworker/0:467:4357 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.025799][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.025859][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.025917][ T32] Call trace: [ 1334.025975][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.026061][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.026090][ T32] r4:00000000 [ 1334.026110][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.026148][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.026175][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.026203][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.026228][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.026254][ T32] r5:800c0113 r4:80239bb0 [ 1334.026274][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.026314][ T32] r4:82ac11e4 [ 1334.026333][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.026401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.026428][ T32] r4:e0545dc0 [ 1334.026450][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.026530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.026565][ T32] r4:00000000 [ 1334.026608][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.026659][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.026704][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.026755][ T32] r5:00001000 r4:e038d000 [ 1334.026776][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.027005][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1334.027215][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.027404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.027605][ T32] task:kworker/0:468 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.028133][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae71e08 ** 7 printk messages dropped ** [ 1334.028472][ T32] r9:83018005 r8:8527e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 ** 1 printk messages dropped ** [ 1334.028559][ T32] r5:00001000 r4:eae67000 ** 4 printk messages dropped ** [ 1334.049443][ T32] r7:dddced80 r6:83018000 r5:852bdf8c r4:8525ff00 ** 7 printk messages dropped ** [ 1334.049816][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) ** 7 printk messages dropped ** [ 1334.050555][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.050853][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1334.051429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1334.051912][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.052278][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1334.052589][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1334.052782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1334.053183][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.053612][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.053742][ T32] r5:00001000 r4:eae7f000 ** 2 printk messages dropped ** [ 1334.053885][ T32] r5:852be78c r4:852be400 ** 2 printk messages dropped ** [ 1334.053997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.054368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.054899][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.055214][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1334.055563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1334.056081][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1334.056312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.056381][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.056407][ T32] r4:84b6e700 [ 1334.056453][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.056502][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.056526][ T32] r4:00000001 [ 1334.056545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.056603][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.056656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.056739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.056775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.056805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.056829][ T32] r4:84b6d780 [ 1334.056849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.056895][ T32] INFO: task kworker/0:470:4364 blocked for more than 460 seconds. [ 1334.056956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.056986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.057008][ T32] task:kworker/0:470 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.057053][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.057121][ T32] Call trace: [ 1334.057217][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.057320][ T32] r10:82918930 r9:eae95d84 r8:00000002 r7:60000113 r6:eae95d8c r5:85289800 [ 1334.057347][ T32] r4:85289800 [ 1334.057366][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.057515][ T32] r5:85289800 r4:8291892c [ 1334.057682][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.057725][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.057781][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1334.057828][ T32] r4:00000000 [ 1334.057883][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.057926][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.057963][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.058008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526cf00 [ 1334.058032][ T32] r4:00000000 [ 1334.058100][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.058149][ T32] r9:83018005 r8:85289800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1334.058195][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.058240][ T32] r5:00001000 r4:dfa09000 [ 1334.058284][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.058327][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.058369][ T32] r5:852bef8c r4:852bec00 [ 1334.058559][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.058614][ T32] r7:dddced80 r6:83018000 r5:852bef8c r4:85360000 [ 1334.076078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.076231][ T32] r10:61c88647 r9:85289800 r8:8536002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.076259][ T32] r4:85360000 [ 1334.076304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.076357][ T32] r10:00000000 r9:85360000 r8:8027f5e8 r7:eae7de60 r6:85262880 r5:85289800 [ 1334.076431][ T32] r4:00000001 [ 1334.076457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.076498][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1334.076532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.076609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.076740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.076779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.076802][ T32] r4:8526ca80 [ 1334.077228][ T32] INFO: task kworker/0:470:4364 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.077266][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.077452][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.077526][ T32] Call trace: [ 1334.077591][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.077645][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.077670][ T32] r4:00000000 [ 1334.077691][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.077728][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.077762][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.077792][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.077818][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.077842][ T32] r5:800c0113 r4:80239bb0 [ 1334.077862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.077905][ T32] r4:82ac11e4 [ 1334.077925][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.077967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.077989][ T32] r4:e0545dc0 [ 1334.078017][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.078061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.078084][ T32] r4:00000000 [ 1334.078104][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.078366][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.078394][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.078439][ T32] r5:00001000 r4:e038d000 [ 1334.078460][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.078528][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.078578][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.078598][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.084843][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.084889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.084958][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.084982][ T32] r4:84b6e700 [ 1334.085009][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.085056][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.085078][ T32] r4:00000001 [ 1334.085097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.085133][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.085163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.085200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.085236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.085288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.085318][ T32] r4:84b6d780 [ 1334.085367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.085402][ T32] INFO: task kworker/0:471:4365 blocked for more than 460 seconds. [ 1334.085439][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.085465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.085487][ T32] task:kworker/0:471 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.085542][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.085591][ T32] Call trace: [ 1334.085625][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.085678][ T32] r10:82918930 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:8528a400 [ 1334.085703][ T32] r4:8528a400 [ 1334.085752][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.085824][ T32] r5:8528a400 r4:8291892c [ 1334.085945][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.085995][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.086072][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1334.086124][ T32] r4:00000000 [ 1334.086170][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.086211][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.086256][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.086327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526cd40 [ 1334.086353][ T32] r4:00000000 [ 1334.086374][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.086422][ T32] r9:83018005 r8:8528a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1334.086497][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.086578][ T32] r5:00001000 r4:eae8b000 [ 1334.086600][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.086665][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.086711][ T32] r5:852beb8c r4:852be800 [ 1334.086732][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.086794][ T32] r7:dddced80 r6:83018000 r5:852beb8c r4:85360080 [ 1334.086829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.086878][ T32] r10:61c88647 r9:8528a400 r8:853600ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.086912][ T32] r4:85360080 [ 1334.086936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.086980][ T32] r10:00000000 r9:85360080 r8:8027f5e8 r7:eae95e60 r6:85262900 r5:8528a400 [ 1334.087003][ T32] r4:00000001 [ 1334.087025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.087089][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1334.087120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.087149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.087176][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.087228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.087315][ T32] r4:8526ca80 [ 1334.087736][ T32] INFO: task kworker/0:471:4365 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.087829][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.087914][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.088018][ T32] Call trace: [ 1334.088065][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.088139][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.088189][ T32] r4:00000000 [ 1334.088310][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.088368][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.088400][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.088470][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.088657][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.097752][ T32] r5:800c0113 r4:80239bb0 [ 1334.097801][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.097866][ T32] r4:82ac11e4 [ 1334.097888][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.097936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.097961][ T32] r4:e0545dc0 [ 1334.097981][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.098024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.098046][ T32] r4:00000000 [ 1334.098091][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.098143][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.098166][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.098211][ T32] r5:00001000 r4:e038d000 [ 1334.098232][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.098271][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.098337][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.098363][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.098436][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.098462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.098576][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.098604][ T32] r4:84b6e700 [ 1334.098660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.099008][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.099041][ T32] r4:00000001 [ 1334.099063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.099110][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.099141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.099171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.099198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.099228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.099263][ T32] r4:84b6d780 [ 1334.099317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.099353][ T32] INFO: task kworker/0:472:4369 blocked for more than 460 seconds. [ 1334.099386][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.099411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.099434][ T32] task:kworker/0:472 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.099490][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.099566][ T32] Call trace: [ 1334.099622][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.099727][ T32] r10:82918930 r9:eace5d84 r8:00000002 r7:60000013 r6:eace5d8c r5:8528bc00 [ 1334.099766][ T32] r4:8528bc00 [ 1334.099787][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.099828][ T32] r5:8528bc00 r4:8291892c [ 1334.099848][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.099895][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.099966][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1334.100002][ T32] r4:00000000 [ 1334.100026][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.100067][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.100105][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.100146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367740 [ 1334.100168][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.100232][ T32] r9:83018005 r8:8528bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 1 printk messages dropped ** [ 1334.100328][ T32] r5:00001000 r4:ea787000 [ 1334.100362][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1334.100558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.100955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.101609][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.101994][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1334.102406][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1334.102685][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.103008][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.103320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.103596][ T32] task:kworker/0:473 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.104089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 ** 8 printk messages dropped ** [ 1334.104494][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.104765][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.105144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.105402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1334.105995][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.106320][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1334.106640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1334.107004][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1334.107176][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1334.107437][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1334.107621][ T32] task:kworker/0:474 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.108103][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.108379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848fba00 ** 4 printk messages dropped ** [ 1334.108673][ T32] r5:00001000 r4:dfb91000 ** 3 printk messages dropped ** [ 1334.125851][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.126591][ T32] r7:dddced80 r6:83018000 r5:852bf78c r4:85360200 [ 1334.126620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.126669][ T32] r10:61c88647 r9:8528b000 r8:8536022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.126691][ T32] r4:85360200 [ 1334.126713][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.127265][ T32] r10:00000000 r9:85360200 r8:8027f5e8 r7:eace5e60 r6:85262a80 r5:8528b000 [ 1334.127294][ T32] r4:00000001 [ 1334.127315][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.127353][ T32] Exception stack(0xeaea5fb0 to 0xeaea5ff8) [ 1334.127383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.127413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.127440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.127879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.127972][ T32] r4:848fbc40 [ 1334.128381][ T32] INFO: task kworker/0:474:4372 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.128438][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.138606][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.138690][ T32] Call trace: [ 1334.139193][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.139265][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.139290][ T32] r4:00000000 [ 1334.139309][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.139351][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.139382][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.139436][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.139468][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.139537][ T32] r5:800c0113 r4:80239bb0 [ 1334.139562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.139606][ T32] r4:82ac11e4 [ 1334.140291][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.140341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.140364][ T32] r4:e0545dc0 [ 1334.140384][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.140426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.140449][ T32] r4:00000000 [ 1334.140469][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.140514][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.141315][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.141471][ T32] r5:00001000 r4:e038d000 [ 1334.141498][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.141541][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.141872][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.141901][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.141948][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.141970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.142015][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.142038][ T32] r4:84b6e700 [ 1334.142058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.142102][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.142124][ T32] r4:00000001 [ 1334.142174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.142242][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.142273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.142364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.142396][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.142444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.142471][ T32] r4:84b6d780 [ 1334.142496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.142580][ T32] INFO: task kworker/0:475:4374 blocked for more than 460 seconds. [ 1334.142618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.142645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.142668][ T32] task:kworker/0:475 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.142721][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.142853][ T32] Call trace: [ 1334.143290][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.143343][ T32] r10:82918930 r9:eaeadd84 r8:00000002 r7:60000113 r6:eaeadd8c r5:8528d400 [ 1334.143368][ T32] r4:8528d400 [ 1334.143388][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.143472][ T32] r5:8528d400 r4:8291892c [ 1334.143503][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.143548][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.143593][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1334.143630][ T32] r4:00000000 [ 1334.143653][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.143692][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.143727][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.143789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258840 [ 1334.143815][ T32] r4:00000000 [ 1334.143836][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.143880][ T32] r9:83018005 r8:8528d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1334.143902][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.143943][ T32] r5:00001000 r4:dff0d000 [ 1334.143962][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.143999][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.144131][ T32] r7:dddced80 r6:83018000 r5:852bfb8c r4:85360280 ** 7 printk messages dropped ** [ 1334.144555][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) ** 6 printk messages dropped ** [ 1334.145395][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.146523][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1334.146909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1334.148118][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1334.148668][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1334.162910][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1334.163038][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.163074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.163097][ T32] task:kworker/0:476 state:D stack:0 pid:4376 tgid:4376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.163182][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.163256][ T32] Call trace: [ 1334.163288][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.163339][ T32] r10:82918930 r9:eaeb5d84 r8:00000002 r7:60000113 r6:eaeb5d8c r5:8528e000 [ 1334.163361][ T32] r4:8528e000 [ 1334.163381][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.163420][ T32] r5:8528e000 r4:8291892c [ 1334.163441][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.163543][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.163598][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 [ 1334.163622][ T32] r4:00000000 [ 1334.163927][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.164136][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.164190][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.164328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c600 [ 1334.164355][ T32] r4:00000000 [ 1334.164375][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.164449][ T32] r9:83018005 r8:8528e000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1334.164475][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.164518][ T32] r5:00001000 r4:e04fb000 [ 1334.164538][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.164601][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.164648][ T32] r5:852bff8c r4:852bfc00 [ 1334.164671][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.164717][ T32] r7:dddced80 r6:83018000 r5:852bff8c r4:85360300 [ 1334.164755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.164806][ T32] r10:61c88647 r9:8528e000 r8:8536032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.164829][ T32] r4:85360300 [ 1334.164848][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.164892][ T32] r10:00000000 r9:85360300 r8:8027f5e8 r7:eace5e60 r6:85262b80 r5:8528e000 [ 1334.164938][ T32] r4:00000001 [ 1334.164961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.164996][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1334.165046][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.165079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.165155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.165189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.165248][ T32] r4:85258a80 [ 1334.165657][ T32] INFO: task kworker/0:476:4376 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.165692][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.165797][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.165845][ T32] Call trace: [ 1334.165894][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.165952][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.165992][ T32] r4:00000000 [ 1334.166039][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.166104][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.166160][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.166193][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.166363][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.166425][ T32] r5:800c0113 r4:80239bb0 [ 1334.166450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.166523][ T32] r4:82ac11e4 [ 1334.166593][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.166642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.166665][ T32] r4:e0545dc0 [ 1334.166700][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.166773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1334.167007][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1334.167402][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.167757][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.168265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1334.180145][ T32] r5:85290000 r4:8291892c ** 3 printk messages dropped ** [ 1334.180435][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.180626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367040 ** 4 printk messages dropped ** [ 1334.180797][ T32] r5:00001000 r4:e0575000 ** 4 printk messages dropped ** [ 1334.181053][ T32] r7:dddced80 r6:83018000 r5:852c038c r4:85360380 ** 4 printk messages dropped ** [ 1334.181296][ T32] r10:00000000 r9:85360380 r8:8027f5e8 r7:eace5e60 r6:85262c00 r5:85290000 ** 6 printk messages dropped ** [ 1334.182182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1334.183760][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.183991][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1334.184611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1334.185416][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1334.185757][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 6 printk messages dropped ** [ 1334.186042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.186241][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.186567][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.186973][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.187099][ T32] r5:00001000 r4:e05df000 ** 2 printk messages dropped ** [ 1334.187250][ T32] r5:852c078c r4:852c0400 ** 3 printk messages dropped ** [ 1334.187428][ T32] r10:61c88647 r9:85291800 r8:8536042c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.187725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.188225][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.188517][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1334.201983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1334.202370][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1334.202635][ T32] r4:84b6e700 ** 1 printk messages dropped ** [ 1334.202725][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.202782][ T32] r4:00000001 [ 1334.202806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.202868][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.202899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.202929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.202987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.203046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.203074][ T32] r4:84b6d780 [ 1334.203098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.203128][ T32] INFO: task kworker/0:479:4383 blocked for more than 460 seconds. [ 1334.203176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.203206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.203230][ T32] task:kworker/0:479 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.203285][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.203329][ T32] Call trace: [ 1334.203386][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.203441][ T32] r10:82918930 r9:eaecdd84 r8:00000002 r7:60000113 r6:eaecdd8c r5:85290c00 [ 1334.203487][ T32] r4:85290c00 [ 1334.203511][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.203553][ T32] r5:85290c00 r4:8291892c [ 1334.203574][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.203760][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.203814][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1334.203837][ T32] r4:00000000 [ 1334.203861][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.204382][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.204426][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.204469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367400 [ 1334.204493][ T32] r4:00000000 [ 1334.204525][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.204675][ T32] r9:83018005 r8:85290c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1334.204700][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.204742][ T32] r5:00001000 r4:e0645000 [ 1334.204857][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.204900][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.204941][ T32] r5:852c0b8c r4:852c0800 [ 1334.204960][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.205006][ T32] r7:dddced80 r6:83018000 r5:852c0b8c r4:85360480 [ 1334.205089][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.205394][ T32] r10:61c88647 r9:85290c00 r8:853604ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.205423][ T32] r4:85360480 [ 1334.205450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.205497][ T32] r10:00000000 r9:85360480 r8:8027f5e8 r7:eace5e60 r6:85262d00 r5:85290c00 [ 1334.205520][ T32] r4:00000001 [ 1334.205539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.205573][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1334.205620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.205666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.205697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.205731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.205765][ T32] r4:85367280 [ 1334.206187][ T32] INFO: task kworker/0:479:4383 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.206224][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.206282][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.206326][ T32] Call trace: [ 1334.206380][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.206441][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.206467][ T32] r4:00000000 [ 1334.206487][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.206560][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.206588][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.206647][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.206764][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.206795][ T32] r5:800c0113 r4:80239bb0 [ 1334.206815][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.206860][ T32] r4:82ac11e4 [ 1334.206882][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.206925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.206946][ T32] r4:e0545dc0 [ 1334.206965][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.207007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.207031][ T32] r4:00000000 [ 1334.207050][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.207094][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.207264][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.207313][ T32] r5:00001000 r4:e038d000 [ 1334.207334][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.207373][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.207445][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.207469][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.207516][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.207537][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.207583][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1334.208676][ T32] r4:84b6d780 ** 9 printk messages dropped ** [ 1334.222451][ T32] r4:85293000 ** 7 printk messages dropped ** [ 1334.223305][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.224128][ T32] r5:852c0f8c r4:852c0c00 ** 1 printk messages dropped ** [ 1334.224201][ T32] r7:dddced80 r6:83018000 r5:852c0f8c r4:85360500 [ 1334.224223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.224272][ T32] r10:61c88647 r9:85293000 r8:8536052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.224357][ T32] r4:85360500 [ 1334.224383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.224433][ T32] r10:00000000 r9:85360500 r8:8027f5e8 r7:eace5e60 r6:85262d80 r5:85293000 [ 1334.224457][ T32] r4:00000001 [ 1334.224500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.224545][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1334.224576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.224639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.224672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.224706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.224731][ T32] r4:85367500 [ 1334.225170][ T32] INFO: task kworker/0:480:4385 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.225205][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.225264][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.225323][ T32] Call trace: [ 1334.225379][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.225784][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.225821][ T32] r4:00000000 [ 1334.225844][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.225900][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.226124][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.226218][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.226250][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.226292][ T32] r5:800c0113 r4:80239bb0 [ 1334.226365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.226412][ T32] r4:82ac11e4 [ 1334.226434][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.226492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.226545][ T32] r4:e0545dc0 [ 1334.226591][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.226839][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1334.227520][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 9 printk messages dropped ** [ 1334.227899][ T32] task:kworker/0:481 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.242000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367880 ** 4 printk messages dropped ** [ 1334.242271][ T32] r5:00001000 r4:ea7ab000 [ 1334.242292][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.242376][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.242427][ T32] r5:852c178c r4:852c1400 [ 1334.242555][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.242612][ T32] r7:dddced80 r6:83018000 r5:852c178c r4:85360580 [ 1334.242638][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.242687][ T32] r10:61c88647 r9:85293c00 r8:853605ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.242714][ T32] r4:85360580 [ 1334.242735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.242789][ T32] r10:00000000 r9:85360580 r8:8027f5e8 r7:eace5e60 r6:85262e00 r5:85293c00 [ 1334.242828][ T32] r4:00000001 [ 1334.242853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.243097][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1334.243136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.243168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.243317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.243351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.243394][ T32] r4:85367440 [ 1334.243816][ T32] INFO: task kworker/0:481:4387 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.243853][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.243949][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.244000][ T32] Call trace: [ 1334.244039][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.244093][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.244151][ T32] r4:00000000 [ 1334.244175][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1334.244369][ T32] r5:800c0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.244666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1334.245088][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1334.246103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 12 printk messages dropped ** [ 1334.246795][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.246956][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.247000][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.247044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367940 [ 1334.247138][ T32] r4:00000000 [ 1334.247161][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.247248][ T32] r9:83018005 r8:85294800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1334.247273][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.247316][ T32] r5:00001000 r4:ea7d3000 [ 1334.247395][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.247616][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.247662][ T32] r5:852c1b8c r4:852c1800 [ 1334.247683][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.247805][ T32] r7:dddced80 r6:83018000 r5:852c1b8c r4:85360600 [ 1334.247851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.247901][ T32] r10:61c88647 r9:85294800 r8:8536062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.247954][ T32] r4:85360600 [ 1334.247977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.248023][ T32] r10:00000000 r9:85360600 r8:8027f5e8 r7:eaed5e60 r6:85262e80 r5:85294800 [ 1334.248045][ T32] r4:00000001 [ 1334.248064][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.248230][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1334.248381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.248413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.248441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.248577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.248604][ T32] r4:85367180 [ 1334.262827][ T32] INFO: task kworker/0:482:4389 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.262941][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.263113][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.263193][ T32] Call trace: [ 1334.263263][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.263322][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.263347][ T32] r4:00000000 [ 1334.263425][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.263471][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.263501][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.263532][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.263557][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.263582][ T32] r5:800c0113 r4:80239bb0 [ 1334.263601][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.263644][ T32] r4:82ac11e4 [ 1334.263665][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.263740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.263775][ T32] r4:e0545dc0 [ 1334.263795][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.263862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.263889][ T32] r4:00000000 [ 1334.264049][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.264133][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.264161][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.264205][ T32] r5:00001000 r4:e038d000 [ 1334.264225][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.264264][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.264321][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.264345][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.264392][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.264412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.264470][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.264510][ T32] r4:84b6e700 [ 1334.264538][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.264585][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.264610][ T32] r4:00000001 [ 1334.264656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.264696][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.264723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.264785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.264817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.264859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.264886][ T32] r4:84b6d780 [ 1334.264922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.264955][ T32] INFO: task kworker/0:483:4391 blocked for more than 460 seconds. [ 1334.264989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.265018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.265041][ T32] task:kworker/0:483 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.265637][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.265685][ T32] Call trace: [ 1334.265757][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.265829][ T32] r10:82918930 r9:eaee1d84 r8:00000002 r7:60000013 r6:eaee1d8c r5:85296000 [ 1334.265856][ T32] r4:85296000 [ 1334.265876][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.266067][ T32] r5:85296000 r4:8291892c [ 1334.266092][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.266134][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.266180][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 1334.266202][ T32] r4:00000000 [ 1334.266284][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.266327][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.266363][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.266422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367e40 [ 1334.266450][ T32] r4:00000000 [ 1334.266469][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.266541][ T32] r9:83018005 r8:85296000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1334.266564][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.266622][ T32] r5:00001000 r4:eaa69000 [ 1334.266647][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.266687][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.266730][ T32] r5:852c2b8c r4:852c2800 [ 1334.266754][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.266799][ T32] r7:dddced80 r6:83018000 r5:852c2b8c r4:85360680 [ 1334.266819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.266864][ T32] r10:61c88647 r9:85296000 r8:853606ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.267359][ T32] r4:85360680 [ 1334.267384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.267435][ T32] r10:00000000 r9:85360680 r8:8027f5e8 r7:eaed9e60 r6:85262f00 r5:85296000 [ 1334.267460][ T32] r4:00000001 [ 1334.267495][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.267538][ T32] Exception stack(0xeaee1fb0 to 0xeaee1ff8) [ 1334.267662][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.267711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.267742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.267777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.267799][ T32] r4:85367900 [ 1334.268036][ T32] INFO: task kworker/0:483:4391 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.268274][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.277031][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.277208][ T32] Call trace: [ 1334.277266][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.277368][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.277469][ T32] r4:00000000 [ 1334.277493][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.277536][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.277571][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.277603][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.277629][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.277656][ T32] r5:800c0113 r4:80239bb0 [ 1334.277682][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.277895][ T32] r4:82ac11e4 [ 1334.277921][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.277968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.278008][ T32] r4:e0545dc0 [ 1334.278032][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.278090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.278281][ T32] r4:00000000 [ 1334.278305][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.278386][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.278412][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.278456][ T32] r5:00001000 r4:e038d000 [ 1334.278476][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.278539][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.278583][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.278603][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.278713][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.286288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.286390][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.286450][ T32] r4:84b6e700 [ 1334.286496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.286602][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.286629][ T32] r4:00000001 [ 1334.286759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.286804][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.286863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.287050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.287192][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.287264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.287322][ T32] r4:84b6d780 [ 1334.287385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.287479][ T32] INFO: task kworker/0:484:4392 blocked for more than 460 seconds. [ 1334.287622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.287733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.287799][ T32] task:kworker/0:484 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.287967][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.288155][ T32] Call trace: [ 1334.288258][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.288407][ T32] r10:82918930 r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:85296c00 [ 1334.288508][ T32] r4:85296c00 [ 1334.288703][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.297901][ T32] r5:85296c00 r4:8291892c [ 1334.297986][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.298111][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.298216][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1334.298292][ T32] r4:00000000 [ 1334.298347][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.298438][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.298567][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.299395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367a00 [ 1334.299468][ T32] r4:00000000 [ 1334.299522][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.299635][ T32] r9:83018005 r8:85296c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1334.299685][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.299791][ T32] r5:00001000 r4:ea7f7000 [ 1334.299842][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.299931][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.300023][ T32] r5:852c1f8c r4:852c1c00 [ 1334.300069][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.300169][ T32] r7:dddced80 r6:83018000 r5:852c1f8c r4:85360700 [ 1334.300260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.300388][ T32] r10:61c88647 r9:85296c00 r8:8536072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.300446][ T32] r4:85360700 [ 1334.300496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.300597][ T32] r10:00000000 r9:85360700 r8:8027f5e8 r7:eaee1e60 r6:85262f80 r5:85296c00 [ 1334.300647][ T32] r4:00000001 [ 1334.300785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.300908][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1334.300991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.301076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.301150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.301218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.301269][ T32] r4:85367900 [ 1334.302106][ T32] INFO: task kworker/0:484:4392 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.302212][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.302367][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.302483][ T32] Call trace: [ 1334.302605][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.302714][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.302774][ T32] r4:00000000 [ 1334.302890][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.303007][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.303079][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.303209][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.303322][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.303400][ T32] r5:800c0113 r4:80239bb0 [ 1334.303453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.303548][ T32] r4:82ac11e4 [ 1334.303601][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.303724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.303789][ T32] r4:e0545dc0 [ 1334.303840][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.303943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.304000][ T32] r4:00000000 [ 1334.304046][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.304182][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.304274][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.304379][ T32] r5:00001000 r4:e038d000 [ 1334.304462][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.304590][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.304694][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.304744][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.304853][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.304941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.305051][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.305135][ T32] r4:84b6e700 [ 1334.305202][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.305301][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.305355][ T32] r4:00000001 [ 1334.305405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.305489][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.305555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.305658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.305729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.305808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.305897][ T32] r4:84b6d780 [ 1334.305958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.306024][ T32] INFO: task kworker/0:485:4394 blocked for more than 460 seconds. [ 1334.306129][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.306213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.306321][ T32] task:kworker/0:485 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.306443][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.306584][ T32] Call trace: [ 1334.306658][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.306789][ T32] r10:82918930 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:85295400 [ 1334.306852][ T32] r4:85295400 [ 1334.306934][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.307033][ T32] r5:85295400 r4:8291892c [ 1334.307083][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.307174][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.307276][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 1334.307329][ T32] r4:00000000 [ 1334.307378][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.307466][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.307552][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.307644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367800 [ 1334.307768][ T32] r4:00000000 [ 1334.307824][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.307959][ T32] r9:83018005 r8:85295400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1334.308016][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.308112][ T32] r5:00001000 r4:ea941000 [ 1334.308203][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.308302][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.308396][ T32] r5:852c238c r4:852c2000 [ 1334.308492][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.328539][ T32] r7:dddced80 r6:83018000 r5:852c238c r4:85360780 [ 1334.329321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.329484][ T32] r10:61c88647 r9:85295400 r8:853607ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1334.329595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.330083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.330146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.330215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.330272][ T32] r4:85367800 [ 1334.331023][ T32] INFO: task kworker/0:485:4394 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.331147][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.331357][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.331478][ T32] Call trace: [ 1334.331584][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.331701][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.331763][ T32] r4:00000000 [ 1334.331812][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.331904][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.331986][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.332057][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.332117][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.332186][ T32] r5:800c0113 r4:80239bb0 [ 1334.332244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.332379][ T32] r4:82ac11e4 [ 1334.332449][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.332548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.332604][ T32] r4:e0545dc0 [ 1334.332684][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.332797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.332854][ T32] r4:00000000 [ 1334.332901][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.333020][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.333072][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.333162][ T32] r5:00001000 r4:e038d000 [ 1334.333213][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.333305][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.333400][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.333449][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.333554][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.333607][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.333708][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.333775][ T32] r4:84b6e700 [ 1334.333823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.333927][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.333981][ T32] r4:00000001 [ 1334.334030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.334134][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.334205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.334274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.334339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.334404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.334482][ T32] r4:84b6d780 [ 1334.334568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.334636][ T32] INFO: task kworker/0:486:4396 blocked for more than 460 seconds. [ 1334.334711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.334781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.334870][ T32] task:kworker/0:486 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.334991][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.335081][ T32] Call trace: [ 1334.335151][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.335253][ T32] r10:82918930 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:8528ec00 [ 1334.335365][ T32] r4:8528ec00 [ 1334.335466][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.335637][ T32] r5:8528ec00 r4:8291892c [ 1334.335698][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.335829][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.335937][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1334.336034][ T32] r4:00000000 [ 1334.336091][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.336181][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.336268][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.336364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367d00 [ 1334.336433][ T32] r4:00000000 [ 1334.336486][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.336594][ T32] r9:83018005 r8:8528ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1334.336652][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.336747][ T32] r5:00001000 r4:eaa53000 [ 1334.336804][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.336895][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.336986][ T32] r5:852c278c r4:852c2400 [ 1334.337033][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.337130][ T32] r7:dddced80 r6:83018000 r5:852c278c r4:85360800 [ 1334.337182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.337285][ T32] r10:61c88647 r9:8528ec00 r8:8536082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.337339][ T32] r4:85360800 [ 1334.337386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.337486][ T32] r10:00000000 r9:85360800 r8:8027f5e8 r7:eaee1e60 r6:85377080 r5:8528ec00 [ 1334.337544][ T32] r4:00000001 [ 1334.337595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.337676][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1334.337761][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.337874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.337972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.338046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.338112][ T32] r4:85367a80 [ 1334.338580][ T32] INFO: task kworker/0:486:4396 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.350741][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.351063][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.351196][ T32] Call trace: [ 1334.351272][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.351394][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.351451][ T32] r4:00000000 [ 1334.351498][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.351593][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.351666][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.351736][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.351809][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.351867][ T32] r5:800c0113 r4:80239bb0 [ 1334.351922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.352018][ T32] r4:82ac11e4 [ 1334.352072][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.352171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.352229][ T32] r4:e0545dc0 [ 1334.352340][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.352455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.352588][ T32] r4:00000000 [ 1334.352650][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.352769][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.352825][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.352915][ T32] r5:00001000 r4:e038d000 [ 1334.352985][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.353079][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.353172][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.353227][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.353334][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.353387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.353488][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.353547][ T32] r4:84b6e700 [ 1334.353595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.353699][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.353761][ T32] r4:00000001 [ 1334.353809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.353886][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.353955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.354022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.354087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.354159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.354215][ T32] r4:84b6d780 [ 1334.354267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.354335][ T32] INFO: task kworker/0:487:4399 blocked for more than 460 seconds. [ 1334.354440][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.354568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.354627][ T32] task:kworker/0:487 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.354732][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.354835][ T32] Call trace: [ 1334.354949][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.355057][ T32] r10:82918930 r9:eaefdd84 r8:00000002 r7:60000113 r6:eaefdd8c r5:85298000 [ 1334.355119][ T32] r4:85298000 [ 1334.355170][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.355265][ T32] r5:85298000 r4:8291892c [ 1334.355319][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.355412][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.355521][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1334.355575][ T32] r4:00000000 [ 1334.355620][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.355704][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.355793][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.355886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361d40 [ 1334.355944][ T32] r4:00000000 [ 1334.355989][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.356109][ T32] r9:83018005 r8:85298000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1334.356204][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.356343][ T32] r5:00001000 r4:eaa99000 [ 1334.356397][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.356523][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.356633][ T32] r5:852c338c r4:852c3000 [ 1334.356718][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.356825][ T32] r7:dddced80 r6:83018000 r5:852c338c r4:85360880 [ 1334.356875][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.356973][ T32] r10:61c88647 r9:85298000 r8:853608ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.357056][ T32] r4:85360880 [ 1334.357165][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.357314][ T32] r10:00000000 r9:85360880 r8:8027f5e8 r7:eaee1e60 r6:85377100 r5:85298000 [ 1334.357381][ T32] r4:00000001 [ 1334.357433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.357517][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1334.357580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.357665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.357738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.357808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.357861][ T32] r4:85367c00 [ 1334.378306][ T32] INFO: task kworker/0:487:4399 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.378674][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.379642][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.379780][ T32] Call trace: [ 1334.379855][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.379967][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.380020][ T32] r4:00000000 [ 1334.380103][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.380228][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.380386][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.380462][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.380524][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.380580][ T32] r5:800c0113 r4:80239bb0 [ 1334.380626][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.380717][ T32] r4:82ac11e4 [ 1334.380772][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.380862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.380911][ T32] r4:e0545dc0 [ 1334.380989][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.381089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.381140][ T32] r4:00000000 [ 1334.381187][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.381289][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.381338][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.381436][ T32] r5:00001000 r4:e038d000 [ 1334.381490][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.381677][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.381828][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.381934][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.382041][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.382121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.382235][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.382288][ T32] r4:84b6e700 [ 1334.382329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.382428][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.382480][ T32] r4:00000001 [ 1334.382553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.382630][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.382693][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.382769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.382830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.382893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.382947][ T32] r4:84b6d780 [ 1334.382997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.383083][ T32] INFO: task kworker/0:488:4401 blocked for more than 460 seconds. [ 1334.383163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.383213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.383253][ T32] task:kworker/0:488 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.383378][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.383469][ T32] Call trace: [ 1334.383584][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.383684][ T32] r10:82918930 r9:eae89d84 r8:00000002 r7:60000013 r6:eae89d8c r5:851bc800 [ 1334.383738][ T32] r4:851bc800 [ 1334.383796][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.383887][ T32] r5:851bc800 r4:8291892c [ 1334.383929][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.384007][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.384105][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 [ 1334.384180][ T32] r4:00000000 [ 1334.384236][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.384324][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.384407][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.384535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85367f80 [ 1334.384643][ T32] r4:00000000 [ 1334.384694][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.384817][ T32] r9:83018005 r8:851bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1334.384875][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.384973][ T32] r5:00001000 r4:eaa85000 [ 1334.385015][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.385098][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.385247][ T32] r5:852c2f8c r4:852c2c00 [ 1334.385334][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.385433][ T32] r7:dddced80 r6:83018000 r5:852c2f8c r4:85360900 [ 1334.385478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.385570][ T32] r10:61c88647 r9:851bc800 r8:8536092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.385615][ T32] r4:85360900 [ 1334.385655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.385744][ T32] r10:00000000 r9:85360900 r8:8027f5e8 r7:eaefde60 r6:85360980 r5:851bc800 [ 1334.385804][ T32] r4:00000001 [ 1334.385847][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.385989][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.386064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.386129][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.386189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.386253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.386322][ T32] r4:85367cc0 [ 1334.387070][ T32] INFO: task kworker/0:488:4401 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.387159][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.387337][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.387530][ T32] Call trace: [ 1334.387616][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.387754][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.387875][ T32] r4:00000000 [ 1334.387941][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.388104][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.388178][ T32] 5d20: 81aca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.388245][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.388336][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.388400][ T32] r5:800c0113 r4:80239bb0 [ 1334.388449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.388546][ T32] r4:82ac11e4 [ 1334.388665][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.405021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.405147][ T32] r4:e0545dc0 [ 1334.405218][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.405418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.405478][ T32] r4:00000000 [ 1334.405525][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.405632][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.405683][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.405790][ T32] r5:00001000 r4:e038d000 [ 1334.405873][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.405972][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.406070][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.406120][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.406260][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.406315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.406412][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.406496][ T32] r4:84b6e700 [ 1334.406569][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.406669][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.406743][ T32] r4:00000001 [ 1334.406800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.406882][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.406979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.407052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.407116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.407184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.407295][ T32] r4:84b6d780 [ 1334.407357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.407443][ T32] INFO: task kworker/0:489:4404 blocked for more than 460 seconds. [ 1334.407546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.407608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.407657][ T32] task:kworker/0:489 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.407778][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.407943][ T32] Call trace: [ 1334.408027][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.408161][ T32] r10:82918930 r9:eaf01d84 r8:00000002 r7:60000013 r6:eaf01d8c r5:851bec00 [ 1334.408230][ T32] r4:851bec00 [ 1334.408331][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.408460][ T32] r5:851bec00 r4:8291892c [ 1334.408514][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.417120][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.417341][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1334.417444][ T32] r4:00000000 [ 1334.417504][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.417627][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.417744][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.417857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378640 [ 1334.417909][ T32] r4:00000000 [ 1334.417960][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.418100][ T32] r9:83018005 r8:851bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1334.418164][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.418298][ T32] r5:00001000 r4:eaae5000 [ 1334.418433][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.418567][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.426447][ T32] r5:852c3f8c r4:852c3c00 [ 1334.426549][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.426677][ T32] r7:dddced80 r6:83018000 r5:852c3f8c r4:85360a00 [ 1334.426774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.426914][ T32] r10:61c88647 r9:851bec00 r8:85360a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.426972][ T32] r4:85360a00 [ 1334.427024][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.427153][ T32] r10:00000000 r9:85360a00 r8:8027f5e8 r7:eaefde60 r6:85360a80 r5:851bec00 [ 1334.427212][ T32] r4:00000001 [ 1334.427259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.427340][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1334.427405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.427469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.427533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.427598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.427649][ T32] r4:85378080 [ 1334.428406][ T32] INFO: task kworker/0:489:4404 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.428481][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.441764][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.442022][ T32] Call trace: [ 1334.442196][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.442329][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.442389][ T32] r4:00000000 [ 1334.442457][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.442618][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.442754][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.442831][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.442893][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.442968][ T32] r5:800c0113 r4:80239bb0 [ 1334.443028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.443164][ T32] r4:82ac11e4 [ 1334.443221][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.443389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.443494][ T32] r4:e0545dc0 [ 1334.443549][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.443645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.443697][ T32] r4:00000000 [ 1334.443743][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.443949][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.444025][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.444126][ T32] r5:00001000 r4:e038d000 [ 1334.444181][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.444274][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.444372][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.444446][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.444560][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 2 printk messages dropped ** [ 1334.444766][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1334.445150][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 1 printk messages dropped ** [ 1334.445283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.445343][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.445405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.445455][ T32] r4:84b6d780 [ 1334.445509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.445574][ T32] INFO: task kworker/0:490:4405 blocked for more than 460 seconds. [ 1334.445683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.445764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.445820][ T32] task:kworker/0:490 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.445960][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.446049][ T32] Call trace: [ 1334.446118][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.446213][ T32] r10:82918930 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:851bd400 [ 1334.446298][ T32] r4:851bd400 [ 1334.446397][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.446490][ T32] r5:851bd400 r4:8291892c [ 1334.446565][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.446689][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.446818][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1334.446875][ T32] r4:00000000 [ 1334.446920][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.447004][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.447153][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.447251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378480 [ 1334.447333][ T32] r4:00000000 [ 1334.447436][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.447627][ T32] r9:83018005 r8:851bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.447683][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.447785][ T32] r5:00001000 r4:eaabb000 [ 1334.447831][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.447935][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.448033][ T32] r5:852c3b8c r4:852c3800 [ 1334.448186][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.448301][ T32] r7:dddced80 r6:83018000 r5:852c3b8c r4:85360b00 [ 1334.448394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.448504][ T32] r10:61c88647 r9:851bd400 r8:85360b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.448590][ T32] r4:85360b00 [ 1334.449492][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.449663][ T32] r10:00000000 r9:85360b00 r8:8027f5e8 r7:eaf01e60 r6:85360b80 r5:851bd400 [ 1334.449721][ T32] r4:00000001 [ 1334.449794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.449887][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1334.449995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.450122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.450214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.450284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.450363][ T32] r4:85378000 [ 1334.451129][ T32] INFO: task kworker/0:490:4405 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.451248][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.451463][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.451611][ T32] Call trace: [ 1334.451687][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.451807][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.451900][ T32] r4:00000000 [ 1334.451953][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.452039][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.452101][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.452173][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.452238][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.452293][ T32] r5:800c0113 r4:80239bb0 [ 1334.452389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.452547][ T32] r4:82ac11e4 [ 1334.452603][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.452695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.452757][ T32] r4:e0545dc0 [ 1334.452842][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.452966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.453025][ T32] r4:00000000 [ 1334.453115][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.453231][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.453281][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.453369][ T32] r5:00001000 r4:e038d000 [ 1334.453414][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.453495][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.453587][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.453634][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.453754][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.453831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.453966][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.454025][ T32] r4:84b6e700 [ 1334.454102][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.454210][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.454260][ T32] r4:00000001 [ 1334.454304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.454400][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.454497][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.454589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.454713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.454789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.454844][ T32] r4:84b6d780 [ 1334.454926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.455045][ T32] INFO: task kworker/1:153:4406 blocked for more than 460 seconds. [ 1334.455118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.455206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.455290][ T32] task:kworker/1:153 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.455388][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.455477][ T32] Call trace: [ 1334.455578][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.455679][ T32] r10:82918930 r9:eaf09d84 r8:00000002 r7:60000113 r6:eaf09d8c r5:85299800 [ 1334.455753][ T32] r4:85299800 [ 1334.455814][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.455901][ T32] r5:85299800 r4:8291892c [ 1334.455948][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.456033][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.456140][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1334.456217][ T32] r4:00000000 [ 1334.456267][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.456350][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.456462][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.456592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853750c0 [ 1334.456649][ T32] r4:00000000 [ 1334.456693][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.456796][ T32] r9:83018205 r8:85299800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.456871][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.456969][ T32] r5:00001000 r4:eac6f000 [ 1334.457038][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.457126][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.457214][ T32] r5:8533938c r4:85339000 [ 1334.457264][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.457367][ T32] r7:ddde2d80 r6:83018200 r5:8533938c r4:85377180 [ 1334.457419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.457516][ T32] r10:61c88647 r9:85299800 r8:853771ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.457567][ T32] r4:85377180 [ 1334.457617][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.457758][ T32] r10:00000000 r9:85377180 r8:8027f5e8 r7:ead8de60 r6:85377200 r5:85299800 [ 1334.457820][ T32] r4:00000001 [ 1334.457898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.457979][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1334.458037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.458099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.458161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.458223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.458271][ T32] r4:85375640 [ 1334.477873][ T32] INFO: task kworker/1:153:4406 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.478077][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.478287][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.478413][ T32] Call trace: [ 1334.478488][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.479348][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.479453][ T32] r4:00000000 [ 1334.479505][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.479611][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.479679][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.479753][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.479814][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.479869][ T32] r5:800c0113 r4:80239bb0 [ 1334.479916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.480006][ T32] r4:82ac11e4 [ 1334.480054][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.480149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.480200][ T32] r4:e0545dc0 [ 1334.480302][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.480404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.480456][ T32] r4:00000000 [ 1334.480519][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.480688][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.480744][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.480850][ T32] r5:00001000 r4:e038d000 [ 1334.480898][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.480985][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.481088][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.481140][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.481239][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.481296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.481403][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.481465][ T32] r4:84b6e700 [ 1334.481517][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.481658][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.481751][ T32] r4:00000001 [ 1334.481808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.481898][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.481967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.482042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.482107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.482174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.482229][ T32] r4:84b6d780 [ 1334.482287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.482358][ T32] INFO: task kworker/1:154:4408 blocked for more than 460 seconds. [ 1334.482429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.482485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.482568][ T32] task:kworker/1:154 state:D stack:0 pid:4408 tgid:4408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.482674][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.482850][ T32] Call trace: [ 1334.482936][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.483039][ T32] r10:82918930 r9:eaf11d84 r8:00000002 r7:60000113 r6:eaf11d8c r5:8529a400 [ 1334.483097][ T32] r4:8529a400 [ 1334.483150][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.483341][ T32] r5:8529a400 r4:8291892c [ 1334.483401][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.483560][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.483678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1334.483734][ T32] r4:00000000 [ 1334.483792][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.483875][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.483957][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.484050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85375a80 [ 1334.484104][ T32] r4:00000000 [ 1334.484182][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.484284][ T32] r9:83018205 r8:8529a400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1334.484333][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.484423][ T32] r5:00001000 r4:eaacf000 [ 1334.484501][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.484593][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.484684][ T32] r5:8533878c r4:85338400 [ 1334.484750][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.484853][ T32] r7:ddde2d80 r6:83018200 r5:8533878c r4:85377280 [ 1334.484900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.485046][ T32] r10:61c88647 r9:8529a400 r8:853772ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.485162][ T32] r4:85377280 [ 1334.485214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.485343][ T32] r10:00000000 r9:85377280 r8:8027f5e8 r7:eaf09e60 r6:85377300 r5:8529a400 [ 1334.485402][ T32] r4:00000001 [ 1334.485482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.485565][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1334.485624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.485687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.485759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.485825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.485879][ T32] r4:85375640 [ 1334.486642][ T32] INFO: task kworker/1:154:4408 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.486788][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.486983][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.487123][ T32] Call trace: [ 1334.487262][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.487383][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.487468][ T32] r4:00000000 [ 1334.487524][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.487609][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.487671][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.487735][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.487866][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.487994][ T32] r5:800c0113 r4:80239bb0 [ 1334.488047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.488137][ T32] r4:82ac11e4 [ 1334.488182][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.488296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.488400][ T32] r4:e0545dc0 [ 1334.488452][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.488545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.488663][ T32] r4:00000000 [ 1334.508134][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.508350][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.508480][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.508593][ T32] r5:00001000 r4:e038d000 [ 1334.509441][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.509755][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.510160][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.510258][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.510373][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.510459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.510639][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.510710][ T32] r4:84b6e700 [ 1334.510768][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.510873][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.510925][ T32] r4:00000001 [ 1334.510972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.511052][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.511126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.511193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.511311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.511393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.511448][ T32] r4:84b6d780 [ 1334.511507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.511604][ T32] INFO: task kworker/1:155:4411 blocked for more than 461 seconds. [ 1334.511683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.511755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.511807][ T32] task:kworker/1:155 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.512002][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.512102][ T32] Call trace: [ 1334.512207][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.512317][ T32] r10:82918930 r9:eaf0dd84 r8:00000002 r7:60000113 r6:eaf0dd8c r5:8529b000 [ 1334.512404][ T32] r4:8529b000 [ 1334.512521][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.512625][ T32] r5:8529b000 r4:8291892c [ 1334.512693][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.512834][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.512999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1334.513062][ T32] r4:00000000 [ 1334.513110][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.513199][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.513294][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.513412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85375680 [ 1334.513474][ T32] r4:00000000 [ 1334.513525][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.513632][ T32] r9:83018205 r8:8529b000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1334.513712][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.513820][ T32] r5:00001000 r4:eac23000 [ 1334.513896][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.513994][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.514089][ T32] r5:85338f8c r4:85338c00 [ 1334.514137][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.514264][ T32] r7:ddde2d80 r6:83018200 r5:85338f8c r4:85377380 [ 1334.514368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.514491][ T32] r10:61c88647 r9:8529b000 r8:853773ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.514583][ T32] r4:85377380 [ 1334.514629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.514727][ T32] r10:00000000 r9:85377380 r8:8027f5e8 r7:eaf09e60 r6:85377400 r5:8529b000 [ 1334.514795][ T32] r4:00000001 [ 1334.514841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.514921][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1334.514985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.515079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.515152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.515221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.515276][ T32] r4:85375900 [ 1334.516078][ T32] INFO: task kworker/1:155:4411 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.516177][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.516311][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.516467][ T32] Call trace: [ 1334.516557][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.516672][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.516774][ T32] r4:00000000 [ 1334.516831][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.516915][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.516980][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.517046][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.517142][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.517219][ T32] r5:800c0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1334.517398][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1334.517807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1334.518271][ T32] r5:00001000 r4:e038d000 [ 1334.518326][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.518416][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.518567][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.518727][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.539347][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.539448][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.539597][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.539652][ T32] r4:84b6e700 [ 1334.539739][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.539919][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.539982][ T32] r4:00000001 [ 1334.540066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.540152][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.540217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.540323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.540393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.540461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.540546][ T32] r4:84b6d780 [ 1334.540628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.540701][ T32] INFO: task kworker/0:491:4413 blocked for more than 461 seconds. [ 1334.540779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.540838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.540920][ T32] task:kworker/0:491 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.541046][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.541187][ T32] Call trace: [ 1334.541267][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.541389][ T32] r10:82918930 r9:eaf19d84 r8:00000002 r7:60000013 r6:eaf19d8c r5:8529bc00 [ 1334.541484][ T32] r4:8529bc00 [ 1334.541543][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.541639][ T32] r5:8529bc00 r4:8291892c [ 1334.541691][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.541795][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.541922][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 [ 1334.542046][ T32] r4:00000000 [ 1334.542108][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.542198][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.542306][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.542409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853787c0 [ 1334.542466][ T32] r4:00000000 [ 1334.542549][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.542695][ T32] r9:83018005 r8:8529bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1334.542758][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.542854][ T32] r5:00001000 r4:eaaff000 [ 1334.542900][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.542985][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.543077][ T32] r5:852c838c r4:852c8000 [ 1334.543126][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.543226][ T32] r7:dddced80 r6:83018000 r5:852c838c r4:85360c00 [ 1334.543349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.543497][ T32] r10:61c88647 r9:8529bc00 r8:85360c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.543561][ T32] r4:85360c00 [ 1334.543612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.543706][ T32] r10:00000000 r9:85360c00 r8:8027f5e8 r7:eaf01e60 r6:85377480 r5:8529bc00 [ 1334.543763][ T32] r4:00000001 [ 1334.543807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.543877][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) [ 1334.543960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.544040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.544131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.544209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.544263][ T32] r4:85378380 [ 1334.545062][ T32] INFO: task kworker/0:491:4413 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.545152][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.545325][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.545448][ T32] Call trace: [ 1334.545569][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.545672][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.545822][ T32] r4:00000000 [ 1334.545893][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.545988][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.546057][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.546143][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.546210][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.546294][ T32] r5:800c0113 r4:80239bb0 [ 1334.546358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.546453][ T32] r4:82ac11e4 [ 1334.546529][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.546684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.546756][ T32] r4:e0545dc0 [ 1334.546806][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.546933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.546992][ T32] r4:00000000 [ 1334.547035][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.547143][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.547204][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.547318][ T32] r5:00001000 r4:e038d000 [ 1334.547376][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.547467][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.547579][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.547659][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.547776][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.547832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.547935][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.547994][ T32] r4:84b6e700 [ 1334.548071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.548184][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.548257][ T32] r4:00000001 [ 1334.548312][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.548428][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.548500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.548583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.563934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.564107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.564168][ T32] r4:84b6d780 [ 1334.564226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.564435][ T32] INFO: task kworker/0:492:4415 blocked for more than 461 seconds. [ 1334.564519][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.564604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.564664][ T32] task:kworker/0:492 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.564808][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.565210][ T32] Call trace: [ 1334.565321][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.565512][ T32] r10:82918930 r9:eaf1dd84 r8:00000002 r7:60000013 r6:eaf1dd8c r5:8529c800 [ 1334.565576][ T32] r4:8529c800 [ 1334.565623][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.565717][ T32] r5:8529c800 r4:8291892c [ 1334.565780][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.565881][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1334.566040][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.566265][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.566845][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.566948][ T32] r5:00001000 r4:eab1b000 [ 1334.567000][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1334.567282][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.567806][ T32] r4:85360c80 ** 1 printk messages dropped ** [ 1334.568191][ T32] r10:00000000 r9:85360c80 r8:8027f5e8 r7:eaf19e60 r6:85377500 r5:8529c800 ** 4 printk messages dropped ** [ 1334.584478][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.584766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.584825][ T32] r4:853785c0 [ 1334.585760][ T32] INFO: task kworker/0:492:4415 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.585961][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.586444][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.586953][ T32] Call trace: [ 1334.587243][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.587363][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.587538][ T32] r4:00000000 [ 1334.587596][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.587685][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.587906][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.587990][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.588052][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.588209][ T32] r5:800c0113 r4:80239bb0 [ 1334.588273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.588369][ T32] r4:82ac11e4 [ 1334.588689][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.593922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.594014][ T32] r4:e0545dc0 [ 1334.594230][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.594356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.594525][ T32] r4:00000000 [ 1334.594660][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.594778][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.594834][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.594930][ T32] r5:00001000 r4:e038d000 [ 1334.594979][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.595065][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.595249][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.595345][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.595555][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.595614][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.595716][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.595782][ T32] r4:84b6e700 [ 1334.595921][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.596027][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.596080][ T32] r4:00000001 [ 1334.596126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.596207][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.596297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.596372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.596569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.596643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.596693][ T32] r4:84b6d780 [ 1334.596755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.596856][ T32] INFO: task kworker/0:493:4417 blocked for more than 461 seconds. [ 1334.596934][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.597042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.597097][ T32] task:kworker/0:493 state:D stack:0 pid:4417 tgid:4417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.597400][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.597504][ T32] Call trace: [ 1334.597709][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.597834][ T32] r10:82918930 r9:eaf21d84 r8:00000002 r7:60000113 r6:eaf21d8c r5:8529d400 [ 1334.597891][ T32] r4:8529d400 [ 1334.598002][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.598543][ T32] r5:8529d400 r4:8291892c [ 1334.598648][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.612834][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.613014][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1334.613093][ T32] r4:00000000 [ 1334.613186][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.613359][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.613469][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.613566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378b80 [ 1334.613851][ T32] r4:00000000 [ 1334.613915][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.614101][ T32] r9:83018005 r8:8529d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1334.614161][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.614261][ T32] r5:00001000 r4:eab5b000 [ 1334.614369][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.614554][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.614658][ T32] r5:852c8f8c r4:852c8c00 [ 1334.614730][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.614855][ T32] r7:dddced80 r6:83018000 r5:852c8f8c r4:85360d00 [ 1334.614906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.615016][ T32] r10:61c88647 r9:8529d400 r8:85360d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.615151][ T32] r4:85360d00 [ 1334.615242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.615427][ T32] r10:00000000 r9:85360d00 r8:8027f5e8 r7:eaf1de60 r6:85377580 r5:8529d400 [ 1334.615627][ T32] r4:00000001 [ 1334.615720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.615826][ T32] Exception stack(0xeaf21fb0 to 0xeaf21ff8) [ 1334.615978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.616175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.616277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.616345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.616478][ T32] r4:85378580 [ 1334.617304][ T32] INFO: task kworker/0:493:4417 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.617402][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.617692][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.617902][ T32] Call trace: [ 1334.618003][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.618115][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.618453][ T32] r4:00000000 [ 1334.618553][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.633944][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.634191][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.634304][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.634411][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.634494][ T32] r5:800c0113 r4:80239bb0 [ 1334.634584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.634711][ T32] r4:82ac11e4 [ 1334.634769][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1334.635668][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 3 printk messages dropped ** [ 1334.636155][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.636258][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.636312][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.636415][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.636469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.636572][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.636634][ T32] r4:84b6e700 [ 1334.636686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.636795][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.636909][ T32] r4:00000001 [ 1334.636967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.637054][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.637119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.637194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.637258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.637604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.637684][ T32] r4:84b6d780 [ 1334.637754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.637902][ T32] INFO: task kworker/0:494:4419 blocked for more than 461 seconds. [ 1334.638082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.638279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.638341][ T32] task:kworker/0:494 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.638465][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.650076][ T32] Call trace: [ 1334.650291][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.650435][ T32] r10:82918930 r9:eaf25d84 r8:00000002 r7:60000013 r6:eaf25d8c r5:8529e000 [ 1334.650492][ T32] r4:8529e000 [ 1334.650625][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.650721][ T32] r5:8529e000 r4:8291892c [ 1334.650780][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.650887][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.651066][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 [ 1334.651134][ T32] r4:00000000 [ 1334.651183][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.651341][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.651514][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.651626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378a40 [ 1334.651689][ T32] r4:00000000 [ 1334.651767][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.651931][ T32] r9:83018005 r8:8529e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1334.652034][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.652358][ T32] r5:00001000 r4:eab33000 [ 1334.652425][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.652526][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.652806][ T32] r5:852c8b8c r4:852c8800 [ 1334.652871][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.652975][ T32] r7:dddced80 r6:83018000 r5:852c8b8c r4:85360d80 [ 1334.653087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.653268][ T32] r10:61c88647 r9:8529e000 r8:85360dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.653326][ T32] r4:85360d80 [ 1334.653374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.653475][ T32] r10:00000000 r9:85360d80 r8:8027f5e8 r7:eaf21e60 r6:85377600 r5:8529e000 [ 1334.653528][ T32] r4:00000001 [ 1334.653837][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.654232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.655882][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 6 printk messages dropped ** [ 1334.656370][ T32] r5:800c0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.657015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1334.657709][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1334.658065][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1334.658489][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1334.675444][ T32] r4:8529ec00 ** 7 printk messages dropped ** [ 1334.676080][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1334.676897][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.677790][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.690234][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.691417][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1334.692065][ T32] r5:00001000 r4:e038d000 [ 1334.692126][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.692219][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.692317][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.692370][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.692474][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.692531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.692633][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.692687][ T32] r4:84b6e700 [ 1334.692760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.693164][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.693235][ T32] r4:00000001 [ 1334.693286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.693437][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.693541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.693718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.693801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.693868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.693955][ T32] r4:84b6d780 [ 1334.694019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.694084][ T32] INFO: task kworker/0:496:4423 blocked for more than 461 seconds. [ 1334.694156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.694214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.694261][ T32] task:kworker/0:496 state:D stack:0 pid:4423 tgid:4423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.694480][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.694602][ T32] Call trace: [ 1334.694678][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.694785][ T32] r10:82918930 r9:eaf15d84 r8:00000002 r7:60000013 r6:eaf15d8c r5:851be000 [ 1334.694841][ T32] r4:851be000 [ 1334.694888][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.694980][ T32] r5:851be000 r4:8291892c [ 1334.695088][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.695186][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.695284][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1334.695701][ T32] r4:00000000 [ 1334.695772][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.696118][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.696224][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.696373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378e00 [ 1334.696442][ T32] r4:00000000 [ 1334.696488][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.696592][ T32] r9:83018005 r8:851be000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1334.696754][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.696857][ T32] r5:00001000 r4:eab91000 [ 1334.696965][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.697070][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.697358][ T32] r5:852c978c r4:852c9400 [ 1334.697417][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.697518][ T32] r7:dddced80 r6:83018000 r5:852c978c r4:85360e80 [ 1334.697570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.697671][ T32] r10:61c88647 r9:851be000 r8:85360eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.697763][ T32] r4:85360e80 [ 1334.697820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.697923][ T32] r10:00000000 r9:85360e80 r8:8027f5e8 r7:eaf29e60 r6:85360f00 r5:851be000 [ 1334.697998][ T32] r4:00000001 [ 1334.698054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.698244][ T32] Exception stack(0xeaf15fb0 to 0xeaf15ff8) [ 1334.698315][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.698647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.721318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.721383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.721409][ T32] r4:85378380 [ 1334.721899][ T32] INFO: task kworker/0:496:4423 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.721989][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.722086][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.722536][ T32] Call trace: [ 1334.722651][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1334.722763][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.723823][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1334.726170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1334.726776][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1334.726973][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.727249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.727507][ T32] task:kworker/0:497 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.741578][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.742527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85375fc0 ** 4 printk messages dropped ** [ 1334.742717][ T32] r5:00001000 r4:eabb9000 ** 3 printk messages dropped ** [ 1334.743417][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.743727][ T32] r10:00000000 r9:85360f80 r8:8027f5e8 r7:eaf15e60 r6:85379000 r5:84496c00 ** 7 printk messages dropped ** [ 1334.744109][ T32] r4:85378c00 ** 4 printk messages dropped ** [ 1334.746345][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.746396][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.746419][ T32] r4:00000000 [ 1334.746529][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.746589][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.746620][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.746650][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.746675][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.746699][ T32] r5:800c0113 r4:80239bb0 [ 1334.746720][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.746769][ T32] r4:82ac11e4 [ 1334.746796][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.746978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.747546][ T32] r4:e0545dc0 [ 1334.747571][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.747614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.748145][ T32] r4:00000000 [ 1334.748178][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.748233][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.748258][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.748302][ T32] r5:00001000 r4:e038d000 [ 1334.748340][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.748383][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.748429][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.748465][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.748634][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.762384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.762490][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.762590][ T32] r4:84b6e700 [ 1334.762615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.762665][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.762688][ T32] r4:00000001 [ 1334.762708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.762784][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.762822][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.762851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.763136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.763404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.764337][ T32] r4:84b6d780 [ 1334.764368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.764417][ T32] INFO: task kworker/0:498:4427 blocked for more than 461 seconds. [ 1334.764453][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.764478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.764501][ T32] task:kworker/0:498 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.764558][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.764658][ T32] Call trace: [ 1334.764727][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.764787][ T32] r10:82918930 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:843e8000 [ 1334.764810][ T32] r4:843e8000 [ 1334.764829][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.764868][ T32] r5:843e8000 r4:8291892c [ 1334.764891][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.764961][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.765011][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 1334.765035][ T32] r4:00000000 [ 1334.765212][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.765255][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.765295][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.765550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853715c0 [ 1334.765579][ T32] r4:00000000 [ 1334.765599][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.765648][ T32] r9:83018005 r8:843e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1334.765669][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.765710][ T32] r5:00001000 r4:dfe3b000 [ 1334.765730][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.765780][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.766306][ T32] r5:852c9f8c r4:852c9c00 [ 1334.766335][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.766383][ T32] r7:dddced80 r6:83018000 r5:852c9f8c r4:85379080 [ 1334.766404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.766462][ T32] r10:61c88647 r9:843e8000 r8:853790ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.766621][ T32] r10:00000000 r9:85379080 r8:8027f5e8 r7:eaf31e60 r6:85379100 r5:843e8000 ** 9 printk messages dropped ** [ 1334.768211][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.789577][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1334.791057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1334.792751][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1334.793172][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1334.793816][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1334.794290][ T32] task:kworker/1:156 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.795661][ T32] r4:00000000 [ 1334.795680][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.795761][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.795805][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.795868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385d00 [ 1334.795895][ T32] r4:00000000 [ 1334.795915][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.795959][ T32] r9:83018205 r8:843ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.796372][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.796420][ T32] r5:00001000 r4:eae47000 [ 1334.796733][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.796783][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.796824][ T32] r5:85339b8c r4:85339800 [ 1334.796949][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.797232][ T32] r7:ddde2d80 r6:83018200 r5:85339b8c r4:85377700 [ 1334.797257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.797809][ T32] r10:61c88647 r9:843ea400 r8:8537772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.797839][ T32] r4:85377700 [ 1334.797859][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.797903][ T32] r10:00000000 r9:85377700 r8:8027f5e8 r7:eaf09e60 r6:85379180 r5:843ea400 [ 1334.797940][ T32] r4:00000001 [ 1334.797963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.798061][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1334.798092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.798355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.798386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.798417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.798557][ T32] r4:85375e40 [ 1334.810413][ T32] INFO: task kworker/1:156:4429 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.810602][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.810841][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.811153][ T32] Call trace: [ 1334.811196][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.811494][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.811528][ T32] r4:00000000 [ 1334.811549][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.812347][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.812384][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.812414][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.812439][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.812467][ T32] r5:800c0113 r4:80239bb0 [ 1334.812489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.812547][ T32] r4:82ac11e4 [ 1334.812577][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.812860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.813349][ T32] r4:e0545dc0 [ 1334.813374][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.813417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.813635][ T32] r4:00000000 [ 1334.813660][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.813708][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.813787][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.813836][ T32] r5:00001000 r4:e038d000 [ 1334.814082][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.814126][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.814278][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.814303][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.814351][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.814372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.814417][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.814439][ T32] r4:84b6e700 [ 1334.814459][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.814544][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.814893][ T32] r4:00000001 [ 1334.814919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.814956][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.814982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.815728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.816033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.816068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1334.816400][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1334.818112][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1334.842627][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.843383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848fbc80 ** 4 printk messages dropped ** [ 1334.843762][ T32] r5:00001000 r4:dfa57000 ** 2 printk messages dropped ** [ 1334.844076][ T32] r5:8533978c r4:85339400 ** 2 printk messages dropped ** [ 1334.844173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.844452][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.845799][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.846564][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1334.847338][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1334.847615][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.847983][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1334.857997][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1334.866927][ T32] INFO: task kworker/0:499:4432 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.868609][ T32] r10:82918930 r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:843eb000 ** 6 printk messages dropped ** [ 1334.873705][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.874180][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.874319][ T32] r5:00001000 r4:dfd5d000 [ 1334.874352][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1334.874758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.875437][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.875498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.875529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.875553][ T32] r4:85371140 [ 1334.875974][ T32] INFO: task kworker/0:499:4432 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.876011][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.876081][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.876150][ T32] Call trace: [ 1334.876497][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.876563][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.876744][ T32] r4:00000000 [ 1334.876793][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.876839][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.876869][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.876901][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.876942][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.877288][ T32] r5:800c0113 r4:80239bb0 [ 1334.877313][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.877355][ T32] r4:82ac11e4 [ 1334.877757][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.877806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.877834][ T32] r4:e0545dc0 [ 1334.877856][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.877962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.878631][ T32] r4:00000000 [ 1334.878676][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.890700][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.890975][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.891150][ T32] r5:00001000 r4:e038d000 [ 1334.891177][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.891221][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.891638][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.891663][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.891711][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.891753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.891805][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.892034][ T32] r4:84b6e700 [ 1334.892059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.892125][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.892151][ T32] r4:00000001 [ 1334.892171][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.892582][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.892619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.892651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.892726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.892764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.892807][ T32] r4:84b6d780 [ 1334.892835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.892880][ T32] INFO: task kworker/0:500:4436 blocked for more than 461 seconds. [ 1334.892914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.893642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.893670][ T32] task:kworker/0:500 state:D stack:0 pid:4436 tgid:4436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.893753][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.894086][ T32] Call trace: [ 1334.894645][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.894715][ T32] r10:82918930 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:843e9800 [ 1334.894742][ T32] r4:843e9800 [ 1334.894769][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.894811][ T32] r5:843e9800 r4:8291892c [ 1334.894832][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.894873][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.894919][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 1334.894941][ T32] r4:00000000 [ 1334.894976][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.895035][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.895080][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.895727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85371740 [ 1334.895775][ T32] r4:00000000 [ 1334.895796][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.895842][ T32] r9:83018005 r8:843e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1334.895863][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.895904][ T32] r5:00001000 r4:dfec9000 [ 1334.896030][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.896077][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.896120][ T32] r5:852ca38c r4:852ca000 [ 1334.896217][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.896265][ T32] r7:dddced80 r6:83018000 r5:852ca38c r4:85379380 [ 1334.896368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.897725][ T32] r10:61c88647 r9:843e9800 r8:853793ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.897818][ T32] r4:85379380 [ 1334.897842][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.897939][ T32] r10:00000000 r9:85379380 r8:8027f5e8 r7:eaf35e60 r6:85379400 r5:843e9800 [ 1334.897966][ T32] r4:00000001 [ 1334.897990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.898272][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1334.898567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.917726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.917847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.917885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.917916][ T32] r4:85371440 [ 1334.918360][ T32] INFO: task kworker/0:500:4436 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.918482][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.923926][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.923996][ T32] Call trace: [ 1334.924053][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.924111][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.924136][ T32] r4:00000000 [ 1334.924257][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.924305][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.924335][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.924430][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.924460][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.924577][ T32] r5:800c0113 r4:80239bb0 [ 1334.924606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.924650][ T32] r4:82ac11e4 [ 1334.924670][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.924751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.924783][ T32] r4:e0545dc0 [ 1334.925442][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.925494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.925518][ T32] r4:00000000 [ 1334.925553][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.925609][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.925633][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.925675][ T32] r5:00001000 r4:e038d000 [ 1334.925694][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.925732][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.925784][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.925804][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.925850][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.925871][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.925915][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.925937][ T32] r4:84b6e700 [ 1334.925959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.926020][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.926051][ T32] r4:00000001 [ 1334.926073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.926141][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.926172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.926216][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.926247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.926275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.926297][ T32] r4:84b6d780 [ 1334.926320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.926352][ T32] INFO: task kworker/0:501:4438 blocked for more than 461 seconds. [ 1334.926403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.926453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.926483][ T32] task:kworker/0:501 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.926569][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.926611][ T32] Call trace: [ 1334.926658][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.926753][ T32] r10:82918930 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:843ec800 [ 1334.926781][ T32] r4:843ec800 [ 1334.926933][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.926977][ T32] r5:843ec800 r4:8291892c [ 1334.926997][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.927072][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.927394][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1334.927568][ T32] r4:00000000 [ 1334.927591][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.927632][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.927682][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.927726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853718c0 [ 1334.927754][ T32] r4:00000000 [ 1334.927794][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.927842][ T32] r9:83018005 r8:843ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.927863][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.927927][ T32] r5:00001000 r4:e0287000 [ 1334.927951][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.928004][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.928049][ T32] r5:852ca78c r4:852ca400 [ 1334.928089][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.928404][ T32] r7:dddced80 r6:83018000 r5:852ca78c r4:85379480 [ 1334.928428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.928474][ T32] r10:61c88647 r9:843ec800 r8:853794ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.928496][ T32] r4:85379480 [ 1334.928515][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.928563][ T32] r10:00000000 r9:85379480 r8:8027f5e8 r7:ead4de60 r6:85379500 r5:843ec800 [ 1334.928648][ T32] r4:00000001 [ 1334.937725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.937813][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) [ 1334.937854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.937886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.937914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.937945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.937969][ T32] r4:85371540 [ 1334.938374][ T32] INFO: task kworker/0:501:4438 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.938559][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.944251][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.944338][ T32] Call trace: [ 1334.944374][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.944433][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.944458][ T32] r4:00000000 [ 1334.944602][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.944648][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.944678][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.944708][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.944754][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.944782][ T32] r5:800c0113 r4:80239bb0 [ 1334.944803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.944845][ T32] r4:82ac11e4 [ 1334.944864][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.944906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.945260][ T32] r4:e0545dc0 [ 1334.945289][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.945335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.945359][ T32] r4:00000000 [ 1334.945380][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.945426][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.945470][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.945525][ T32] r5:00001000 r4:e038d000 [ 1334.945546][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.945599][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.945645][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.945665][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.945711][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.945732][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.945789][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.945813][ T32] r4:84b6e700 [ 1334.945833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.945878][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.945900][ T32] r4:00000001 [ 1334.945994][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.946034][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.946201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.946365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.946519][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.946573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.946598][ T32] r4:84b6d780 [ 1334.946622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.946653][ T32] INFO: task kworker/0:502:4440 blocked for more than 461 seconds. [ 1334.946685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.946992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.947413][ T32] task:kworker/0:502 state:D stack:0 pid:4440 tgid:4440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.947562][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.947607][ T32] Call trace: [ 1334.947850][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.947902][ T32] r10:82918930 r9:eadd5d84 r8:00000002 r7:60000113 r6:eadd5d8c r5:843ed400 [ 1334.948242][ T32] r4:843ed400 [ 1334.948267][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.948308][ T32] r5:843ed400 r4:8291892c [ 1334.948558][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.959147][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.959301][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 [ 1334.959328][ T32] r4:00000000 [ 1334.959349][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.959420][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.959500][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.959625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85371c00 [ 1334.959653][ T32] r4:00000000 [ 1334.959676][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.959726][ T32] r9:83018005 r8:843ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1334.959752][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.959803][ T32] r5:00001000 r4:e03d3000 [ 1334.960099][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.960144][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.960187][ T32] r5:852caf8c r4:852cac00 [ 1334.960212][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.960448][ T32] r7:dddced80 r6:83018000 r5:852caf8c r4:85379580 [ 1334.960478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.960525][ T32] r10:61c88647 r9:843ed400 r8:853795ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.960549][ T32] r4:85379580 [ 1334.960585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.960648][ T32] r10:00000000 r9:85379580 r8:8027f5e8 r7:eaf39e60 r6:85379600 r5:843ed400 [ 1334.960674][ T32] r4:00000001 [ 1334.960725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.960772][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) [ 1334.960804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.960832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.960859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.960887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.960909][ T32] r4:853716c0 [ 1334.961313][ T32] INFO: task kworker/0:502:4440 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.961349][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.962192][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.962247][ T32] Call trace: [ 1334.962285][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.962336][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.962435][ T32] r4:00000000 [ 1334.962459][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.962561][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.962596][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.962626][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.962651][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.962755][ T32] r5:800c0113 r4:80239bb0 [ 1334.962802][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.963052][ T32] r4:82ac11e4 [ 1334.963079][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.963125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.963579][ T32] r4:e0545dc0 [ 1334.963616][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.963980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.964022][ T32] r4:00000000 [ 1334.964045][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.964091][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.964113][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.964156][ T32] r5:00001000 r4:e038d000 [ 1334.964175][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.964213][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.964254][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.964274][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.964364][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.964390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.964441][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.964484][ T32] r4:84b6e700 [ 1334.964509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.964568][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.964593][ T32] r4:00000001 [ 1334.964618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.964818][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.964849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.964878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.964906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.964934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.964955][ T32] r4:84b6d780 [ 1334.964976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.965069][ T32] INFO: task kworker/0:503:4442 blocked for more than 461 seconds. [ 1334.965111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.965138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.965161][ T32] task:kworker/0:503 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.965358][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.965414][ T32] Call trace: [ 1334.965470][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.965528][ T32] r10:82918930 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:843ee000 [ 1334.965551][ T32] r4:843ee000 [ 1334.965572][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.965612][ T32] r5:843ee000 r4:8291892c [ 1334.965632][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.965671][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.965717][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1334.965855][ T32] r4:00000000 [ 1334.965882][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.965921][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.965956][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.965997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85371a40 [ 1334.966019][ T32] r4:00000000 [ 1334.966038][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.966081][ T32] r9:83018005 r8:843ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1334.966416][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.966463][ T32] r5:00001000 r4:e0333000 [ 1334.966482][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.966622][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.966669][ T32] r5:852cab8c r4:852ca800 [ 1334.966693][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.966739][ T32] r7:dddced80 r6:83018000 r5:852cab8c r4:85379680 [ 1334.966766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.966810][ T32] r10:61c88647 r9:843ee000 r8:853796ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.966832][ T32] r4:85379680 [ 1334.966850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.966893][ T32] r10:00000000 r9:85379680 r8:8027f5e8 r7:eadd5e60 r6:85379700 r5:843ee000 [ 1334.966914][ T32] r4:00000001 [ 1334.966933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.966965][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1334.966992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.967022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.967049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.967077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.967099][ T32] r4:85371980 [ 1334.967344][ T32] INFO: task kworker/0:503:4442 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1334.967480][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.967685][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.967754][ T32] Call trace: [ 1334.967790][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1334.967839][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1334.967861][ T32] r4:00000000 [ 1334.967882][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.967921][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1334.967948][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1334.968178][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1334.968285][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1334.968313][ T32] r5:800c0113 r4:80239bb0 [ 1334.968334][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.968375][ T32] r4:82ac11e4 [ 1334.968591][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.990269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1334.990317][ T32] r4:e0545dc0 [ 1334.990341][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.990414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1334.990445][ T32] r4:00000000 [ 1334.990780][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1334.990837][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.991233][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.991462][ T32] r5:00001000 r4:e038d000 [ 1334.991488][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1334.991545][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.991592][ T32] r5:84ab1b8c r4:84ab1800 [ 1334.992010][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.992064][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1334.992121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.993257][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.993402][ T32] r4:84b6e700 [ 1334.993427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.993816][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1334.993845][ T32] r4:00000001 [ 1334.993866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.993904][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1334.993935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.993965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.994521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.994565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.994588][ T32] r4:84b6d780 [ 1334.994614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.994736][ T32] INFO: task kworker/0:504:4444 blocked for more than 461 seconds. [ 1334.994784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.994811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.994834][ T32] task:kworker/0:504 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.994893][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.995829][ T32] Call trace: [ 1334.996481][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1334.996535][ T32] r10:82918930 r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:843eec00 [ 1334.996933][ T32] r4:843eec00 [ 1334.996958][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.997166][ T32] r5:843eec00 r4:8291892c [ 1334.997669][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.997717][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.998236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 1334.998267][ T32] r4:00000000 [ 1334.998306][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1334.998349][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.998519][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1334.998675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85371d40 [ 1335.019983][ T32] r4:00000000 [ 1335.020030][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.020108][ T32] r9:83018005 r8:843eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1335.020132][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.020391][ T32] r5:00001000 r4:e0465000 [ 1335.020725][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.020777][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.021273][ T32] r5:852cb38c r4:852cb000 [ 1335.021372][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.021433][ T32] r7:dddced80 r6:83018000 r5:852cb38c r4:85379780 [ 1335.021456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.021524][ T32] r10:61c88647 r9:843eec00 r8:853797ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.021550][ T32] r4:85379780 [ 1335.021873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.021928][ T32] r10:00000000 r9:85379780 r8:8027f5e8 r7:eadd5e60 r6:85379800 r5:843eec00 [ 1335.021952][ T32] r4:00000001 [ 1335.021973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.022543][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) [ 1335.022653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.023121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.023180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.023225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.023252][ T32] r4:85371a80 [ 1335.024058][ T32] INFO: task kworker/0:504:4444 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.024100][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.026041][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.026265][ T32] Call trace: [ 1335.026378][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.026440][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.026520][ T32] r4:00000000 [ 1335.026560][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.026634][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.026667][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.026697][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.026757][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.026805][ T32] r5:800c0113 r4:80239bb0 [ 1335.027905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.027954][ T32] r4:82ac11e4 [ 1335.027976][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.028096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.028153][ T32] r4:e0545dc0 [ 1335.028177][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.028240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.028741][ T32] r4:00000000 [ 1335.045918][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.046015][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.046041][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.046089][ T32] r5:00001000 r4:e038d000 [ 1335.046109][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.046149][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.046192][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.046257][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.046311][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.046353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.046403][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.046437][ T32] r4:84b6e700 [ 1335.046461][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.046531][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.046584][ T32] r4:00000001 [ 1335.046609][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.046647][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.046701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.046756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.046788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.046819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.046841][ T32] r4:84b6d780 [ 1335.046881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.046950][ T32] INFO: task kworker/0:505:4446 blocked for more than 461 seconds. [ 1335.046988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.047036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.047084][ T32] task:kworker/0:505 state:D stack:0 pid:4446 tgid:4446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.047143][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.047212][ T32] Call trace: [ 1335.047272][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.047345][ T32] r10:82918930 r9:eadedd84 r8:00000002 r7:60000013 r6:eadedd8c r5:843ebc00 [ 1335.047375][ T32] r4:843ebc00 [ 1335.047395][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.047437][ T32] r5:843ebc00 r4:8291892c [ 1335.047457][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.047497][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.047565][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 [ 1335.047613][ T32] r4:00000000 [ 1335.047636][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.047673][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.047751][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.047826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85371ec0 [ 1335.047854][ T32] r4:00000000 [ 1335.047896][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.047951][ T32] r9:83018005 r8:843ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1335.047975][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.048022][ T32] r5:00001000 r4:e46a7000 [ 1335.048056][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.048099][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.048140][ T32] r5:852cb78c r4:852cb400 [ 1335.048161][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.048205][ T32] r7:dddced80 r6:83018000 r5:852cb78c r4:85379880 [ 1335.048228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.048274][ T32] r10:61c88647 r9:843ebc00 r8:853798ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.048296][ T32] r4:85379880 [ 1335.048338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.048408][ T32] r10:00000000 r9:85379880 r8:8027f5e8 r7:eade9e60 r6:85379900 r5:843ebc00 [ 1335.048434][ T32] r4:00000001 [ 1335.048454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.048490][ T32] Exception stack(0xeadedfb0 to 0xeadedff8) [ 1335.048518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.048547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.048605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.054962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.055078][ T32] r4:85371bc0 [ 1335.055509][ T32] INFO: task kworker/0:505:4446 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.055553][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.055662][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.055726][ T32] Call trace: [ 1335.055767][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.055822][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.055872][ T32] r4:00000000 [ 1335.055897][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.055937][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.055969][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.055998][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.056024][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 2 printk messages dropped ** [ 1335.056139][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.056309][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1335.056468][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1335.056895][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.057149][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1335.057361][ T32] INFO: task kworker/0:506:4448 blocked for more than 461 seconds. [ 1335.057395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.057421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.057442][ T32] task:kworker/0:506 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.057491][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.057540][ T32] Call trace: [ 1335.057608][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.057659][ T32] r10:82918930 r9:eadf9d84 r8:00000002 r7:60000113 r6:eadf9d8c r5:851bb000 [ 1335.057685][ T32] r4:851bb000 [ 1335.057704][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.057744][ T32] r5:851bb000 r4:8291892c [ 1335.057775][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.057816][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.057861][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 [ 1335.057905][ T32] r4:00000000 [ 1335.057930][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.057972][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.058010][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.058052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85371040 [ 1335.058074][ T32] r4:00000000 [ 1335.058093][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.058160][ T32] r9:83018005 r8:851bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.058185][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.058229][ T32] r5:00001000 r4:ea819000 [ 1335.058248][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.058288][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.058351][ T32] r5:852cbb8c r4:852cb800 [ 1335.058397][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.058445][ T32] r7:dddced80 r6:83018000 r5:852cbb8c r4:85379980 [ 1335.058465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.058574][ T32] r10:61c88647 r9:851bb000 r8:853799ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.064553][ T32] r4:85379980 [ 1335.064597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.064688][ T32] r10:00000000 r9:85379980 r8:8027f5e8 r7:eadede60 r6:85379a00 r5:851bb000 [ 1335.064716][ T32] r4:00000001 [ 1335.064752][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.064818][ T32] Exception stack(0xeadf9fb0 to 0xeadf9ff8) [ 1335.064853][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.064905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.064937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.064969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.064992][ T32] r4:85371cc0 [ 1335.065391][ T32] INFO: task kworker/0:506:4448 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.065428][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.065501][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.065575][ T32] Call trace: [ 1335.065704][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.065767][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1335.066132][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1335.066561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1335.066885][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1335.067122][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1335.067381][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.067667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1335.067952][ T32] r4:851a0000 ** 2 printk messages dropped ** [ 1335.068035][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.068074][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.068119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1335.068141][ T32] r4:00000000 [ 1335.068183][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.068225][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.068286][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.068332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848fbe40 [ 1335.068358][ T32] r4:00000000 [ 1335.068380][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.068465][ T32] r9:83018005 r8:851a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1335.068514][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.068571][ T32] r5:00001000 r4:ea853000 [ 1335.068682][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.079166][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.079298][ T32] r5:852cbf8c r4:852cbc00 [ 1335.079322][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.079372][ T32] r7:dddced80 r6:83018000 r5:852cbf8c r4:85379a80 [ 1335.079394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.079440][ T32] r10:61c88647 r9:851a0000 r8:85379aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.079463][ T32] r4:85379a80 [ 1335.079483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.079535][ T32] r10:00000000 r9:85379a80 r8:8027f5e8 r7:eadf9e60 r6:85379b00 r5:851a0000 [ 1335.079559][ T32] r4:00000001 [ 1335.079579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.079615][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1335.079646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.079676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.079703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.079774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.079803][ T32] r4:85371e40 [ 1335.080208][ T32] INFO: task kworker/0:507:4450 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.080245][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.080342][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.080421][ T32] Call trace: [ 1335.080453][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.080506][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.080553][ T32] r4:00000000 [ 1335.080599][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.080641][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.080670][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.080699][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1335.080820][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.081012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1335.081266][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1335.081439][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.081716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.082000][ T32] task:kworker/0:508 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.082166][ T32] r10:82918930 r9:eae0dd84 r8:00000002 r7:60000013 r6:eae0dd8c r5:84050000 [ 1335.082189][ T32] r4:84050000 [ 1335.082208][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.082250][ T32] r5:84050000 r4:8291892c [ 1335.082271][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.082310][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.082355][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 1335.082377][ T32] r4:00000000 [ 1335.082397][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.082458][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.082535][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.082585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d300 [ 1335.082607][ T32] r4:00000000 [ 1335.082650][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.082703][ T32] r9:83018005 r8:84050000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.082725][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.082772][ T32] r5:00001000 r4:ea989000 [ 1335.082803][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.082846][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.082888][ T32] r5:852d078c r4:852d0400 [ 1335.082909][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.082952][ T32] r7:dddced80 r6:83018000 r5:852d078c r4:85379b80 [ 1335.082972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.083016][ T32] r10:61c88647 r9:84050000 r8:85379bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.083040][ T32] r4:85379b80 [ 1335.083060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.083103][ T32] r10:00000000 r9:85379b80 r8:8027f5e8 r7:eae09e60 r6:85379c00 r5:84050000 [ 1335.083148][ T32] r4:00000001 [ 1335.083172][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.083208][ T32] Exception stack(0xeae0dfb0 to 0xeae0dff8) [ 1335.083234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.083262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.083290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.083342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.083370][ T32] r4:8538d080 [ 1335.083589][ T32] INFO: task kworker/0:508:4453 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.083623][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.083680][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.083725][ T32] Call trace: [ 1335.083782][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.083834][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.083857][ T32] r4:00000000 [ 1335.083877][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.083913][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.083942][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.083970][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.083995][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.084019][ T32] r5:800c0113 r4:80239bb0 [ 1335.084041][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.084082][ T32] r4:82ac11e4 [ 1335.084101][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.084142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.084164][ T32] r4:e0545dc0 [ 1335.084183][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.084246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.084276][ T32] r4:00000000 [ 1335.084296][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.084340][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.084383][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.084429][ T32] r5:00001000 r4:e038d000 [ 1335.084472][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.084546][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.084593][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.084613][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.084657][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.084678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.084724][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.084751][ T32] r4:84b6e700 [ 1335.084793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.084843][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.084867][ T32] r4:00000001 [ 1335.084887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.084921][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.084947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.084975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.085004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.085032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.085067][ T32] r4:84b6d780 [ 1335.085090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.085120][ T32] INFO: task kworker/0:509:4454 blocked for more than 461 seconds. [ 1335.085151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.085185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.085209][ T32] task:kworker/0:509 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.085254][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.085295][ T32] Call trace: [ 1335.085324][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.085368][ T32] r10:82918930 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:84050c00 [ 1335.085391][ T32] r4:84050c00 [ 1335.085411][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.085457][ T32] r5:84050c00 r4:8291892c [ 1335.085505][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.085555][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.085601][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1335.085622][ T32] r4:00000000 [ 1335.085641][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.085679][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.085715][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.085787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d040 [ 1335.085814][ T32] r4:00000000 [ 1335.085833][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.085879][ T32] r9:83018005 r8:84050c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1335.085900][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.085942][ T32] r5:00001000 r4:ea8e7000 [ 1335.085961][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.085999][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.086040][ T32] r5:852d038c r4:852d0000 [ 1335.086060][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.086104][ T32] r7:dddced80 r6:83018000 r5:852d038c r4:85379c80 [ 1335.086125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.086179][ T32] r10:61c88647 r9:84050c00 r8:85379cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.086215][ T32] r4:85379c80 [ 1335.086247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.086294][ T32] r10:00000000 r9:85379c80 r8:8027f5e8 r7:eae0de60 r6:85379d00 r5:84050c00 [ 1335.086318][ T32] r4:00000001 [ 1335.086359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.086397][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1335.086423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.086451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.086479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.086538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.086569][ T32] r4:8538d240 [ 1335.086768][ T32] INFO: task kworker/0:509:4454 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.086802][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.086882][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.086956][ T32] Call trace: [ 1335.087015][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.087064][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.087088][ T32] r4:00000000 [ 1335.087107][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.087166][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.087197][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.087227][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 5 printk messages dropped ** [ 1335.087472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 6 printk messages dropped ** [ 1335.087662][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.087888][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 2 printk messages dropped ** [ 1335.087976][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1335.088086][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.088280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.088309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.088336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.088390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.088446][ T32] r4:84b6d780 [ 1335.088472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.088498][ T32] INFO: task kworker/0:510:4455 blocked for more than 461 seconds. [ 1335.088529][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.088553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.088598][ T32] task:kworker/0:510 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.105004][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.105095][ T32] Call trace: [ 1335.105133][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.105193][ T32] r10:82918930 r9:eaf2dd84 r8:00000002 r7:60000113 r6:eaf2dd8c r5:84051800 [ 1335.105217][ T32] r4:84051800 [ 1335.105260][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.105323][ T32] r5:84051800 r4:8291892c [ 1335.105348][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.105389][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.105439][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf2de08 [ 1335.105462][ T32] r4:00000000 [ 1335.105480][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.105523][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.105563][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.105606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d540 [ 1335.105636][ T32] r4:00000000 [ 1335.105661][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.105714][ T32] r9:83018005 r8:84051800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1335.105738][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.105792][ T32] r5:00001000 r4:ea9ef000 [ 1335.105813][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.105854][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.105896][ T32] r5:852d0b8c r4:852d0800 [ 1335.105953][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.106004][ T32] r7:dddced80 r6:83018000 r5:852d0b8c r4:85379d80 [ 1335.106026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.106071][ T32] r10:61c88647 r9:84051800 r8:85379dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.106131][ T32] r4:85379d80 [ 1335.106178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.106228][ T32] r10:00000000 r9:85379d80 r8:8027f5e8 r7:eae0de60 r6:85379e00 r5:84051800 [ 1335.106253][ T32] r4:00000001 [ 1335.106273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.106310][ T32] Exception stack(0xeaf2dfb0 to 0xeaf2dff8) [ 1335.106337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.106367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.106393][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.106422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.106445][ T32] r4:8538d240 [ 1335.106945][ T32] INFO: task kworker/0:510:4455 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.106992][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.107058][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.107128][ T32] Call trace: [ 1335.107200][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.107254][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.107278][ T32] r4:00000000 [ 1335.107298][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.107336][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.107366][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.107395][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.107421][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.107467][ T32] r5:800c0113 r4:80239bb0 [ 1335.107491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.107537][ T32] r4:82ac11e4 [ 1335.107560][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.107627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.107654][ T32] r4:e0545dc0 [ 1335.107675][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.107729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.107782][ T32] r4:00000000 [ 1335.107826][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.107877][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1335.107943][ T32] r5:00001000 r4:e038d000 [ 1335.107964][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.108002][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.108044][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.108079][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.108151][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.108176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.108243][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.108269][ T32] r4:84b6e700 [ 1335.108290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.108335][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.108357][ T32] r4:00000001 [ 1335.108376][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.108433][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.108463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.108493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.108546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.116486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.116601][ T32] r4:84b6d780 [ 1335.116636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.116669][ T32] INFO: task kworker/0:511:4459 blocked for more than 461 seconds. [ 1335.116705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.116731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.116759][ T32] task:kworker/0:511 state:D stack:0 pid:4459 tgid:4459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.116864][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.116942][ T32] Call trace: [ 1335.116977][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.117053][ T32] r10:82918930 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:84052400 [ 1335.117081][ T32] r4:84052400 [ 1335.117123][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.117169][ T32] r5:84052400 r4:8291892c [ 1335.117189][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.117228][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.117274][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 1335.117320][ T32] r4:00000000 [ 1335.117343][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.117403][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.117469][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.117517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d640 [ 1335.117540][ T32] r4:00000000 [ 1335.117560][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.117607][ T32] r9:83018005 r8:84052400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.117629][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.117671][ T32] r5:00001000 r4:eaa0d000 [ 1335.117691][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.117730][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.117804][ T32] r5:852d0f8c r4:852d0c00 [ 1335.117852][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.117932][ T32] r7:dddced80 r6:83018000 r5:852d0f8c r4:85379e80 [ 1335.117958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.118004][ T32] r10:61c88647 r9:84052400 r8:85379eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.118026][ T32] r4:85379e80 [ 1335.118046][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.118090][ T32] r10:00000000 r9:85379e80 r8:8027f5e8 r7:eaf2de60 r6:85379f00 r5:84052400 [ 1335.118112][ T32] r4:00000001 [ 1335.118131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.118168][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1335.118196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.118225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.118251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.118303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1335.127701][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.128269][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.128578][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1335.129499][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.129684][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1335.129944][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.130259][ T32] r4:84053000 ** 5 printk messages dropped ** [ 1335.130549][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.130785][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.130937][ T32] r5:00001000 r4:eaa4b000 [ 1335.130962][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.131067][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.131395][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) ** 6 printk messages dropped ** [ 1335.131974][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.132412][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1335.132500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.132526][ T32] r4:e0545dc0 [ 1335.132546][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.132609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.132635][ T32] r4:00000000 [ 1335.132655][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.132702][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.132724][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.132772][ T32] r5:00001000 r4:e038d000 [ 1335.132793][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.132832][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.132875][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.132896][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.132965][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.133037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.133110][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.133137][ T32] r4:84b6e700 [ 1335.133157][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.133201][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.133224][ T32] r4:00000001 [ 1335.133244][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.133280][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.133306][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.133334][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.133360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.133405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.133431][ T32] r4:84b6d780 [ 1335.133473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.133505][ T32] INFO: task kworker/0:513:4462 blocked for more than 461 seconds. [ 1335.133534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.133558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.133579][ T32] task:kworker/0:513 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.133623][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.133663][ T32] Call trace: [ 1335.133694][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.133757][ T32] r10:82918930 r9:eae35d84 r8:00000002 r7:60000113 r6:eae35d8c r5:84053c00 [ 1335.133825][ T32] r4:84053c00 [ 1335.133848][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.133889][ T32] r5:84053c00 r4:8291892c [ 1335.133908][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.133947][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.133993][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1335.134016][ T32] r4:00000000 [ 1335.134035][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.134074][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1335.134150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d940 ** 4 printk messages dropped ** [ 1335.134347][ T32] r5:00001000 r4:eabd3000 ** 2 printk messages dropped ** [ 1335.134473][ T32] r5:852d178c r4:852d1400 ** 5 printk messages dropped ** [ 1335.134695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.134980][ T32] r4:8538d680 ** 3 printk messages dropped ** [ 1335.135305][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.135497][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1335.135796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1335.136239][ T32] r5:84ab1b8c r4:84ab1800 ** 6 printk messages dropped ** [ 1335.136457][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1335.136672][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1335.136929][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.137279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 ** 7 printk messages dropped ** [ 1335.137518][ T32] r9:83018005 r8:84054800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1335.137669][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.137887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.138199][ T32] r4:8538d7c0 ** 3 printk messages dropped ** [ 1335.152812][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.153124][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1335.153446][ T32] r4:00000000 [ 1335.153470][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.153540][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.153567][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.153613][ T32] r5:00001000 r4:e038d000 [ 1335.153633][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.153671][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.153713][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.153734][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.153787][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.153809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.153853][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.153876][ T32] r4:84b6e700 [ 1335.153895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.153939][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.153983][ T32] r4:00000001 [ 1335.154033][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.154074][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.154101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.154150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.154205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.154238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.154282][ T32] r4:84b6d780 [ 1335.154310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.154376][ T32] INFO: task kworker/0:515:4466 blocked for more than 461 seconds. [ 1335.154414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.154441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.154464][ T32] task:kworker/0:515 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.154547][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.154592][ T32] Call trace: [ 1335.154622][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.154668][ T32] r10:82918930 r9:eae45d84 r8:00000002 r7:60000013 r6:eae45d8c r5:84055400 [ 1335.154691][ T32] r4:84055400 [ 1335.154710][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.154755][ T32] r5:84055400 r4:8291892c [ 1335.154776][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.154817][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.154891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 1335.154918][ T32] r4:00000000 [ 1335.154937][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.154975][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.155012][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.155088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538db40 [ 1335.155117][ T32] r4:00000000 [ 1335.155136][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.155181][ T32] r9:83018005 r8:84055400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1335.155202][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.155245][ T32] r5:00001000 r4:eac13000 [ 1335.155286][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.155329][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.155373][ T32] r5:852d1f8c r4:852d1c00 [ 1335.155392][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.155463][ T32] r7:dddced80 r6:83018000 r5:852d1f8c r4:85394300 [ 1335.155511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.155563][ T32] r10:61c88647 r9:84055400 r8:8539432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.155585][ T32] r4:85394300 [ 1335.155604][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.155646][ T32] r10:00000000 r9:85394300 r8:8027f5e8 r7:eae3de60 r6:85394380 r5:84055400 [ 1335.155690][ T32] r4:00000001 [ 1335.155713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.155757][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 1335.155784][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.155870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1335.156575][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1335.156844][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.157166][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 10 printk messages dropped ** [ 1335.157549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1335.157874][ T32] INFO: task kworker/0:516:4468 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.158216][ T32] r4:84056000 ** 4 printk messages dropped ** [ 1335.158392][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 ** 3 printk messages dropped ** [ 1335.158571][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.168061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538de00 [ 1335.168107][ T32] r4:00000000 [ 1335.168130][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.168210][ T32] r9:83018005 r8:84056000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1335.168237][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.168286][ T32] r5:00001000 r4:eac6b000 [ 1335.168333][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.168378][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.168443][ T32] r5:852d238c r4:852d2000 [ 1335.168468][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.168518][ T32] r7:dddced80 r6:83018000 r5:852d238c r4:85394280 [ 1335.168541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.168933][ T32] r10:61c88647 r9:84056000 r8:853942ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.168980][ T32] r4:85394280 [ 1335.169003][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.169058][ T32] r10:00000000 r9:85394280 r8:8027f5e8 r7:eae45e60 r6:85394400 r5:84056000 [ 1335.169080][ T32] r4:00000001 [ 1335.169100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.169136][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1335.169167][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.169197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.169238][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.169273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.169295][ T32] r4:8538da80 [ 1335.169694][ T32] INFO: task kworker/0:516:4468 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.169745][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.169833][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.169900][ T32] Call trace: [ 1335.169950][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.170003][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.170026][ T32] r4:00000000 [ 1335.170046][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.170106][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.170141][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.170172][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.170219][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.170249][ T32] r5:800c0113 r4:80239bb0 [ 1335.170270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.170313][ T32] r4:82ac11e4 [ 1335.170350][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.170397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.170421][ T32] r4:e0545dc0 [ 1335.170442][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.170543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.170575][ T32] r4:00000000 [ 1335.170596][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.170644][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.170667][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.170754][ T32] r5:00001000 r4:e038d000 [ 1335.170781][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.170843][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.170889][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.170910][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.170955][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.170977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.171048][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.171098][ T32] r4:84b6e700 [ 1335.171144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.171193][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.171218][ T32] r4:00000001 [ 1335.171237][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.171289][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.171320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.171349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.171405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1335.171798][ T32] r10:82918930 r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:84056c00 ** 6 printk messages dropped ** [ 1335.172013][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.172242][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.172417][ T32] r5:00001000 r4:eada1000 ** 1 printk messages dropped ** [ 1335.172474][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.172778][ T32] r4:85394480 ** 6 printk messages dropped ** [ 1335.173046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.173471][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.173661][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1335.173955][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.174143][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.174327][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.174608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.174901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.175031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.175055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.175084][ T32] task:kworker/0:518 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.175138][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.175201][ T32] Call trace: [ 1335.175231][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.175277][ T32] r10:82918930 r9:eae79d84 r8:00000002 r7:60000113 r6:eae79d8c r5:85288c00 [ 1335.175316][ T32] r4:85288c00 [ 1335.175339][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.175403][ T32] r5:85288c00 r4:8291892c [ 1335.175452][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.175509][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.175558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 1335.175580][ T32] r4:00000000 [ 1335.175636][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.175679][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.175716][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.175767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85375100 [ 1335.175790][ T32] r4:00000000 [ 1335.175809][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.175854][ T32] r9:83018005 r8:85288c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1335.175875][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.175918][ T32] r5:00001000 r4:ead51000 [ 1335.175937][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.175976][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.176019][ T32] r5:852d278c r4:852d2400 [ 1335.176039][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.176083][ T32] r7:dddced80 r6:83018000 r5:852d278c r4:85394580 [ 1335.176106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.176152][ T32] r10:61c88647 r9:85288c00 r8:853945ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.176174][ T32] r4:85394580 [ 1335.176192][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.176257][ T32] r10:00000000 r9:85394580 r8:8027f5e8 r7:eae65e60 r6:85394600 r5:85288c00 [ 1335.176283][ T32] r4:00000001 [ 1335.176303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.176361][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1335.176391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.176420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.176448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.176478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.176500][ T32] r4:8538dc80 [ 1335.176681][ T32] INFO: task kworker/0:518:4471 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.176713][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.176800][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.176845][ T32] Call trace: [ 1335.176874][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.176921][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.176961][ T32] r4:00000000 [ 1335.176986][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.177025][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.177052][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.177082][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.177130][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.177157][ T32] r5:800c0113 r4:80239bb0 [ 1335.177200][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.177260][ T32] r4:82ac11e4 [ 1335.177285][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1335.177374][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1335.177642][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1335.177873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.178140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.178358][ T32] task:kworker/0:519 state:D stack:0 pid:4474 tgid:4474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.197424][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08 ** 9 printk messages dropped ** [ 1335.197837][ T32] r5:00001000 r4:eadb5000 [ 1335.197858][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.197897][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.198006][ T32] r7:dddced80 r6:83018000 r5:852d2f8c r4:85394680 ** 7 printk messages dropped ** [ 1335.198392][ T32] Exception stack(0xeae6dfb0 to 0xeae6dff8) ** 6 printk messages dropped ** [ 1335.204206][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.204681][ T32] r5:800c0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1335.204810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1335.205460][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1335.205643][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.206210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.206391][ T32] task:kworker/0:520 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.206744][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.207065][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 3 printk messages dropped ** [ 1335.207183][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.207541][ T32] r4:85394780 ** 4 printk messages dropped ** [ 1335.207766][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) ** 5 printk messages dropped ** [ 1335.208141][ T32] INFO: task kworker/0:520:4476 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 5 printk messages dropped ** [ 1335.224917][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.225096][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.225245][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1335.225471][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1335.225717][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.226008][ T32] r4:00000001 [ 1335.226029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.226065][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.226091][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.226125][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.226154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.226185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.226208][ T32] r4:84b6d780 [ 1335.226233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.226265][ T32] INFO: task kworker/0:521:4478 blocked for more than 461 seconds. [ 1335.226298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.226323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.226374][ T32] task:kworker/0:521 state:D stack:0 pid:4478 tgid:4478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.226436][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.226479][ T32] Call trace: [ 1335.226584][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.226635][ T32] r10:82918930 r9:eaf49d84 r8:00000002 r7:60000013 r6:eaf49d8c r5:85302400 [ 1335.226658][ T32] r4:85302400 [ 1335.226677][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.226717][ T32] r5:85302400 r4:8291892c [ 1335.226739][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.226790][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.226836][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 [ 1335.226858][ T32] r4:00000000 [ 1335.226905][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.227122][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.227164][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.227206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a02c0 [ 1335.227442][ T32] r4:00000000 [ 1335.227465][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.227564][ T32] r9:83018005 r8:85302400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1335.227590][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.227633][ T32] r5:00001000 r4:eadf5000 [ 1335.227653][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.227691][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.227768][ T32] r5:852d378c r4:852d3400 [ 1335.227888][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.227936][ T32] r7:dddced80 r6:83018000 r5:852d378c r4:85394880 [ 1335.227958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.228003][ T32] r10:61c88647 r9:85302400 r8:853948ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.228025][ T32] r4:85394880 [ 1335.228045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.228284][ T32] r10:00000000 r9:85394880 r8:8027f5e8 r7:eae85e60 r6:85394900 r5:85302400 [ 1335.228477][ T32] r4:00000001 [ 1335.228501][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.228537][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1335.228597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.228648][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.228677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.228705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.228728][ T32] r4:853a02c0 [ 1335.235176][ T32] INFO: task kworker/0:521:4478 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.235313][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.235418][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.235535][ T32] Call trace: [ 1335.235597][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.235652][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.235681][ T32] r4:00000000 [ 1335.235726][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.235780][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.235828][ T32] 5d20: 81e63000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.235861][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.235886][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.235935][ T32] r5:800c0113 r4:80239bb0 [ 1335.235983][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1335.236118][ T32] r4:e0545dc0 ** 7 printk messages dropped ** [ 1335.236434][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.236685][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1335.236951][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1335.237312][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1335.237533][ T32] r10:82918930 r9:eaf4dd84 r8:00000002 r7:60000013 r6:eaf4dd8c r5:85303c00 ** 8 printk messages dropped ** [ 1335.237826][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.238116][ T32] r5:00001000 r4:eaf5b000 ** 2 printk messages dropped ** [ 1335.238269][ T32] r5:852d3f8c r4:852d3c00 ** 3 printk messages dropped ** [ 1335.238520][ T32] r10:61c88647 r9:85303c00 r8:853949ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.400067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.401739][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.402121][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.402482][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1335.403000][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1335.403550][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.404182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.404919][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.405180][ T32] r4:85304800 ** 4 printk messages dropped ** [ 1335.405582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 ** 9 printk messages dropped ** [ 1335.406221][ T32] r5:00001000 r4:eae11000 ** 1 printk messages dropped ** [ 1335.406341][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.406621][ T32] r7:dddced80 r6:83018000 r5:852d3b8c r4:85394a80 [ 1335.406697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.406801][ T32] r10:61c88647 r9:85304800 r8:85394aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.406847][ T32] r4:85394a80 [ 1335.406889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.407081][ T32] r10:00000000 r9:85394a80 r8:8027f5e8 r7:eaf4de60 r6:85394b00 r5:85304800 [ 1335.407149][ T32] r4:00000001 [ 1335.407193][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.407265][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 1335.407325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.407385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.407439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.407504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.407552][ T32] r4:853a05c0 [ 1335.408240][ T32] INFO: task kworker/0:523:4482 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.408320][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.408509][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.427301][ T32] Call trace: [ 1335.427450][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.427605][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.427659][ T32] r4:00000000 [ 1335.427707][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.427794][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.427864][ T32] 5d20: 85cca000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.427945][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.428005][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.428060][ T32] r5:800c0113 r4:80239bb0 [ 1335.428124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.428219][ T32] r4:82ac11e4 [ 1335.428290][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.428423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.428503][ T32] r4:e0545dc0 [ 1335.428648][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.443714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.443819][ T32] r4:00000000 [ 1335.443874][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.444011][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.444060][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.444169][ T32] r5:00001000 r4:e038d000 [ 1335.444219][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.444301][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.444395][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.444440][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.444559][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.444612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.444710][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.444775][ T32] r4:84b6e700 [ 1335.444882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.444997][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.445048][ T32] r4:00000001 [ 1335.445090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.445164][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.445218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.445273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.445351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.445447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.445508][ T32] r4:84b6d780 [ 1335.445563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.445625][ T32] INFO: task kworker/1:158:4484 blocked for more than 461 seconds. [ 1335.445693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.445749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.445812][ T32] task:kworker/1:158 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.445935][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.446052][ T32] Call trace: [ 1335.446190][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.446297][ T32] r10:82918930 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:85298c00 [ 1335.446350][ T32] r4:85298c00 [ 1335.446394][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.446483][ T32] r5:85298c00 r4:8291892c [ 1335.446586][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.446676][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.446770][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1335.446819][ T32] r4:00000000 [ 1335.446909][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.446995][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.447075][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.447160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385ac0 [ 1335.447207][ T32] r4:00000000 [ 1335.447248][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.447368][ T32] r9:83018205 r8:85298c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1335.447431][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.447524][ T32] r5:00001000 r4:eae69000 [ 1335.447568][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.447647][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.447750][ T32] r5:85339f8c r4:85339c00 [ 1335.447802][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.447926][ T32] r7:ddde2d80 r6:83018200 r5:85339f8c r4:85377800 [ 1335.447979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.448075][ T32] r10:61c88647 r9:85298c00 r8:8537782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.448123][ T32] r4:85377800 [ 1335.448167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.448258][ T32] r10:00000000 r9:85377800 r8:8027f5e8 r7:dfa85e60 r6:85377880 r5:85298c00 [ 1335.448304][ T32] r4:00000001 [ 1335.448344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.448413][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1335.448467][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.448541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.448597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.459286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.459527][ T32] r4:85385d40 [ 1335.460273][ T32] INFO: task kworker/1:158:4484 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.460414][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.460636][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.460803][ T32] Call trace: [ 1335.460871][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.460981][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.461054][ T32] r4:00000000 [ 1335.461124][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.461214][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.461307][ T32] 5d20: 85f3d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.461386][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.461448][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.461516][ T32] r5:800c0113 r4:80239bb0 [ 1335.461562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1335.461794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1335.462819][ T32] r5:84ab1b8c r4:84ab1800 ** 6 printk messages dropped ** [ 1335.463320][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1335.464051][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1335.464763][ T32] r5:85292400 r4:8291892c ** 2 printk messages dropped ** [ 1335.465014][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 [ 1335.465067][ T32] r4:00000000 [ 1335.465111][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.465280][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.465378][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.465492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8040 [ 1335.465552][ T32] r4:00000000 [ 1335.465652][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.465782][ T32] r9:83018205 r8:85292400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1335.465833][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.465919][ T32] r5:00001000 r4:eaf97000 [ 1335.465958][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.466032][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.466111][ T32] r5:8533a38c r4:8533a000 [ 1335.466152][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.466241][ T32] r7:ddde2d80 r6:83018200 r5:8533a38c r4:85377900 [ 1335.466283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.466370][ T32] r10:61c88647 r9:85292400 r8:8537792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.466419][ T32] r4:85377900 [ 1335.466486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.466603][ T32] r10:00000000 r9:85377900 r8:8027f5e8 r7:dfa85e60 r6:85377980 r5:85292400 [ 1335.466649][ T32] r4:00000001 [ 1335.466687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.466758][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1335.466830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.466892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.466945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.467001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.467046][ T32] r4:85385f40 [ 1335.467700][ T32] INFO: task kworker/1:159:4487 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.467778][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.467900][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.468023][ T32] Call trace: [ 1335.468094][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.468195][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.468243][ T32] r4:00000000 [ 1335.468285][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.468357][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.468408][ T32] 5d20: 85f3d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.468464][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.468528][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.468577][ T32] r5:800c0113 r4:80239bb0 [ 1335.468685][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1335.495649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1335.496540][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.497081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.497902][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.498429][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1335.514238][ T32] r5:00001000 r4:eaf63000 [ 1335.514280][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.514442][ T32] r5:852dc38c r4:852dc000 ** 4 printk messages dropped ** [ 1335.514906][ T32] r4:85394b80 ** 6 printk messages dropped ** [ 1335.515501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.517130][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1335.517780][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.518205][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.533859][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1335.534197][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1335.534409][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.534459][ T32] r4:00000001 [ 1335.534546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.534638][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.534705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.534775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.534832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.534902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.534981][ T32] r4:84b6d780 [ 1335.535043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.535128][ T32] INFO: task kworker/0:525:4490 blocked for more than 462 seconds. [ 1335.535203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.535287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.535371][ T32] task:kworker/0:525 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.535519][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.535640][ T32] Call trace: [ 1335.535707][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.535809][ T32] r10:82918930 r9:eaf71d84 r8:00000002 r7:60000013 r6:eaf71d8c r5:852a0c00 [ 1335.535861][ T32] r4:852a0c00 [ 1335.535906][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.535992][ T32] r5:852a0c00 r4:8291892c [ 1335.536043][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.536148][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.536251][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 [ 1335.536303][ T32] r4:00000000 [ 1335.536345][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.536418][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.536507][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.536594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538dfc0 [ 1335.536643][ T32] r4:00000000 [ 1335.536687][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.536807][ T32] r9:83018005 r8:852a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1335.536886][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.536983][ T32] r5:00001000 r4:eaf8b000 [ 1335.537030][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.537135][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.537233][ T32] r5:852dcf8c r4:852dcc00 [ 1335.537281][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.537374][ T32] r7:dddced80 r6:83018000 r5:852dcf8c r4:85394c00 [ 1335.537420][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.537527][ T32] r10:61c88647 r9:852a0c00 r8:85394c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.537596][ T32] r4:85394c00 [ 1335.537656][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.537750][ T32] r10:00000000 r9:85394c00 r8:8027f5e8 r7:eaf6de60 r6:85377a80 r5:852a0c00 [ 1335.537804][ T32] r4:00000001 [ 1335.537848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.537923][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1335.537979][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.538062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.538253][ T32] r4:853a0a40 ** 5 printk messages dropped ** [ 1335.560447][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1335.561176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1335.561853][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.562599][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.563036][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1335.563414][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.564098][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.565031][ T32] r5:00001000 r4:eaf73000 ** 1 printk messages dropped ** [ 1335.565166][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.565897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.566917][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.568063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 12 printk messages dropped ** [ 1335.589694][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 2 printk messages dropped ** [ 1335.589888][ T32] r4:84b6e700 [ 1335.589957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.590085][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.590142][ T32] r4:00000001 [ 1335.590189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.590264][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.590310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.590404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.590440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.590482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.590558][ T32] r4:84b6d780 [ 1335.590646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.590682][ T32] INFO: task kworker/0:527:4493 blocked for more than 462 seconds. [ 1335.590717][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.590749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.590773][ T32] task:kworker/0:527 state:D stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.590899][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.591012][ T32] Call trace: [ 1335.591085][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.591187][ T32] r10:82918930 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:852a2400 [ 1335.591237][ T32] r4:852a2400 [ 1335.591279][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.591363][ T32] r5:852a2400 r4:8291892c [ 1335.591403][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.591501][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.591611][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1335.591673][ T32] r4:00000000 [ 1335.591718][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.591792][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.591868][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.591954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a0900 [ 1335.592002][ T32] r4:00000000 [ 1335.592044][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.592142][ T32] r9:83018005 r8:852a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1335.592194][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.592280][ T32] r5:00001000 r4:eaf7f000 [ 1335.592320][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.592395][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.592485][ T32] r5:852dcb8c r4:852dc800 [ 1335.592528][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.592615][ T32] r7:dddced80 r6:83018000 r5:852dcb8c r4:85394d00 [ 1335.592674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.592770][ T32] r10:61c88647 r9:852a2400 r8:85394d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.592818][ T32] r4:85394d00 [ 1335.592859][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.592950][ T32] r10:00000000 r9:85394d00 r8:8027f5e8 r7:eaf71e60 r6:85377b80 r5:852a2400 [ 1335.592998][ T32] r4:00000001 [ 1335.593040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.593108][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1335.593165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.593226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.593283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.593362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.593427][ T32] r4:853a0b00 [ 1335.594158][ T32] INFO: task kworker/0:527:4493 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.594256][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.594399][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.594555][ T32] Call trace: [ 1335.594687][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.594796][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.594851][ T32] r4:00000000 [ 1335.594909][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.594995][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.595056][ T32] 5d20: 867fb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.595120][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.595176][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.595245][ T32] r5:800c0113 r4:80239bb0 [ 1335.595295][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.595398][ T32] r4:82ac11e4 [ 1335.595450][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.595549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.595598][ T32] r4:e0545dc0 [ 1335.595657][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.595757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.595805][ T32] r4:00000000 [ 1335.595843][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.595931][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1335.596080][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1335.596631][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.597253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.597771][ T32] task:kworker/0:528 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.624006][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 ** 9 printk messages dropped ** [ 1335.624914][ T32] r5:00001000 r4:eafa3000 [ 1335.624953][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.625454][ T32] r10:61c88647 r9:85303000 r8:85394dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1335.627416][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 11 printk messages dropped ** [ 1335.628270][ T32] r4:e0545dc0 ** 7 printk messages dropped ** [ 1335.649721][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.649813][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.649917][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.649967][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.650062][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.650124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.650238][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.650302][ T32] r4:84b6e700 [ 1335.650357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.650464][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.650564][ T32] r4:00000001 [ 1335.650626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.650710][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.650775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.650838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.650893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.650954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.651001][ T32] r4:84b6d780 [ 1335.651051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.651130][ T32] INFO: task kworker/0:529:4499 blocked for more than 462 seconds. [ 1335.651196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.651249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.651292][ T32] task:kworker/0:529 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.651404][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.651501][ T32] Call trace: [ 1335.651567][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.651664][ T32] r10:82918930 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:852a3000 [ 1335.651714][ T32] r4:852a3000 [ 1335.651759][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.651870][ T32] r5:852a3000 r4:8291892c [ 1335.651933][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.652024][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.652136][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1335.652184][ T32] r4:00000000 [ 1335.652219][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.652288][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.652354][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.652435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a28c0 [ 1335.652508][ T32] r4:00000000 [ 1335.652583][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.652756][ T32] r9:83018005 r8:852a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1335.652834][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.652935][ T32] r5:00001000 r4:eafdd000 [ 1335.652978][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.653103][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.653197][ T32] r5:852de78c r4:852de400 [ 1335.653241][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.653333][ T32] r7:dddced80 r6:83018000 r5:852de78c r4:85394e80 [ 1335.653392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.653494][ T32] r10:61c88647 r9:852a3000 r8:85394eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.653554][ T32] r4:85394e80 [ 1335.653602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.653691][ T32] r10:00000000 r9:85394e80 r8:8027f5e8 r7:eaf95e60 r6:85377c00 r5:852a3000 [ 1335.653782][ T32] r4:00000001 [ 1335.653836][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.654232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.655882][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1335.656349][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.657017][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1335.657732][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.658272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.684241][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.684799][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1335.685687][ T32] r5:00001000 r4:eafab000 [ 1335.685755][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.686222][ T32] r10:61c88647 r9:852a3c00 r8:85394f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.686893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1335.688315][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.709770][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.709955][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1335.710433][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1335.710939][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.710983][ T32] r4:84b6e700 [ 1335.711055][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.711154][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.711217][ T32] r4:00000001 [ 1335.711267][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.711365][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.711436][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.711509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.711570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.711636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.711729][ T32] r4:84b6d780 [ 1335.711814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.711881][ T32] INFO: task kworker/0:531:4503 blocked for more than 462 seconds. [ 1335.711959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.712022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.712086][ T32] task:kworker/0:531 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.712215][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.712340][ T32] Call trace: [ 1335.712445][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.712570][ T32] r10:82918930 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:852a5400 [ 1335.712625][ T32] r4:852a5400 [ 1335.712669][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.712776][ T32] r5:852a5400 r4:8291892c [ 1335.712839][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.712938][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.713054][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1335.713129][ T32] r4:00000000 [ 1335.713176][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.713253][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.713328][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.713409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a2480 [ 1335.713488][ T32] r4:00000000 [ 1335.713536][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.713622][ T32] r9:83018005 r8:852a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1335.713670][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.713761][ T32] r5:00001000 r4:eafb7000 [ 1335.713822][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.713908][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.713996][ T32] r5:852ddb8c r4:852dd800 [ 1335.714037][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.714133][ T32] r7:dddced80 r6:83018000 r5:852ddb8c r4:85394f80 [ 1335.714182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.714276][ T32] r10:61c88647 r9:852a5400 r8:85394fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.714324][ T32] r4:85394f80 [ 1335.714366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.714457][ T32] r10:00000000 r9:85394f80 r8:8027f5e8 r7:eaf59e60 r6:85377d00 r5:852a5400 [ 1335.714531][ T32] r4:00000001 [ 1335.714577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.714649][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1335.714701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.714759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.714815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.714873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.714921][ T32] r4:853a22c0 [ 1335.715671][ T32] INFO: task kworker/0:531:4503 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.715760][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.716385][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1335.716898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1335.717691][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.718165][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.718556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1335.747077][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.747507][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1335.748156][ T32] r9:83018005 r8:852a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1335.748508][ T32] r5:852ddf8c r4:852ddc00 [ 1335.748551][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.749311][ T32] r7:dddced80 r6:83018000 r5:852ddf8c r4:853a1000 [ 1335.749369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.749490][ T32] r10:61c88647 r9:852a6000 r8:853a102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.749543][ T32] r4:853a1000 [ 1335.749587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.749682][ T32] r10:00000000 r9:853a1000 r8:8027f5e8 r7:eaf59e60 r6:85377d80 r5:852a6000 [ 1335.749732][ T32] r4:00000001 [ 1335.749776][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.749855][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1335.749920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.749985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.750045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.750107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.750154][ T32] r4:853a2300 [ 1335.750899][ T32] INFO: task kworker/0:532:4505 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.750980][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.751113][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.751206][ T32] Call trace: [ 1335.751272][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.751373][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.751420][ T32] r4:00000000 [ 1335.751466][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.751556][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.751635][ T32] 5d20: 87466000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.751704][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.751760][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.751810][ T32] r5:800c0113 r4:80239bb0 [ 1335.751866][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.751954][ T32] r4:82ac11e4 [ 1335.751999][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.752086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.752153][ T32] r4:e0545dc0 [ 1335.752215][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.752305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.752366][ T32] r4:00000000 [ 1335.752411][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.752515][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.752564][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.752653][ T32] r5:00001000 r4:e038d000 [ 1335.752698][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.752790][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.752880][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.752923][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.753013][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.753059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.753146][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.753192][ T32] r4:84b6e700 [ 1335.753234][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.753341][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.753395][ T32] r4:00000001 [ 1335.753450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.753537][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.753589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.753647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.753701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.753760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.753810][ T32] r4:84b6d780 [ 1335.753852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.753908][ T32] INFO: task kworker/0:533:4508 blocked for more than 462 seconds. [ 1335.753980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.754036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.754081][ T32] task:kworker/0:533 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.754175][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.754261][ T32] Call trace: [ 1335.754355][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.754456][ T32] r10:82918930 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:852a6c00 [ 1335.754535][ T32] r4:852a6c00 ** 1 printk messages dropped ** [ 1335.754667][ T32] r5:852a6c00 r4:8291892c ** 2 printk messages dropped ** [ 1335.754889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 ** 5 printk messages dropped ** [ 1335.755263][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.755602][ T32] r5:00001000 r4:eafd1000 [ 1335.755660][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.755745][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.755831][ T32] r5:852de38c r4:852de000 [ 1335.755874][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.756131][ T32] r10:61c88647 r9:852a6c00 r8:853a10ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1335.756411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.756791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1335.758037][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1335.789224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.789422][ T32] r4:e0545dc0 [ 1335.789495][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.789626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.789691][ T32] r4:00000000 [ 1335.789737][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.789833][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.789883][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.789972][ T32] r5:00001000 r4:e038d000 [ 1335.790015][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.790093][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.790177][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.790219][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.790308][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.790350][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.790439][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.790521][ T32] r4:84b6e700 [ 1335.790566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.790654][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.790700][ T32] r4:00000001 [ 1335.790742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.790818][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.790878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.790941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.790997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.791062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.791115][ T32] r4:84b6d780 [ 1335.791204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.791298][ T32] INFO: task kworker/0:534:4509 blocked for more than 462 seconds. [ 1335.791366][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.791417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.791460][ T32] task:kworker/0:534 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.791581][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.791671][ T32] Call trace: [ 1335.791739][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.791836][ T32] r10:82918930 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:852a4800 [ 1335.791911][ T32] r4:852a4800 [ 1335.791963][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.792043][ T32] r5:852a4800 r4:8291892c [ 1335.792154][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.792252][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.792342][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1335.792406][ T32] r4:00000000 [ 1335.792473][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.792554][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.792623][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.792706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a29c0 [ 1335.792755][ T32] r4:00000000 [ 1335.792861][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.792998][ T32] r9:83018005 r8:852a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1335.793061][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.793177][ T32] r5:00001000 r4:eafe5000 [ 1335.793232][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.793312][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.793428][ T32] r5:852deb8c r4:852de800 [ 1335.793495][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.793606][ T32] r7:dddced80 r6:83018000 r5:852deb8c r4:853a1100 [ 1335.793656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.793754][ T32] r10:61c88647 r9:852a4800 r8:853a112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.793806][ T32] r4:853a1100 [ 1335.793848][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.793940][ T32] r10:00000000 r9:853a1100 r8:8027f5e8 r7:eaf59e60 r6:85377e80 r5:852a4800 [ 1335.793988][ T32] r4:00000001 [ 1335.794030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.794105][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1335.794166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.794229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.794288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.794351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.794398][ T32] r4:853a2540 [ 1335.795113][ T32] INFO: task kworker/0:534:4509 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.795192][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.795315][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.795409][ T32] Call trace: [ 1335.795520][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.795636][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.795722][ T32] r4:00000000 [ 1335.795773][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.795864][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.795947][ T32] 5d20: 878b9000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.796012][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1335.796296][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.796522][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1335.796964][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1335.797629][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.798145][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 4 printk messages dropped ** [ 1335.798520][ T32] r4:84b6d780 [ 1335.798614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.820657][ T32] INFO: task kworker/0:535:4511 blocked for more than 462 seconds. [ 1335.820719][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.820747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.820791][ T32] task:kworker/0:535 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.820858][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.820943][ T32] Call trace: [ 1335.820982][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.821039][ T32] r10:82918930 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:852a8c00 [ 1335.821063][ T32] r4:852a8c00 [ 1335.821106][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.821156][ T32] r5:852a8c00 r4:8291892c [ 1335.821179][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.821243][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.821295][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1335.821341][ T32] r4:00000000 [ 1335.821372][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.821411][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.821452][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.821525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a2ac0 [ 1335.821553][ T32] r4:00000000 [ 1335.821574][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.821645][ T32] r9:83018005 r8:852a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1335.821671][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.821715][ T32] r5:00001000 r4:eaffb000 [ 1335.821741][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.821782][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.821847][ T32] r5:852def8c r4:852dec00 [ 1335.821893][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.821945][ T32] r7:dddced80 r6:83018000 r5:852def8c r4:853a1180 [ 1335.821967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.822013][ T32] r10:61c88647 r9:852a8c00 r8:853a11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.822036][ T32] r4:853a1180 [ 1335.822078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.822129][ T32] r10:00000000 r9:853a1180 r8:8027f5e8 r7:eaff1e60 r6:85377f00 r5:852a8c00 [ 1335.822152][ T32] r4:00000001 [ 1335.822184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.822224][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1335.822252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.822281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.822308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.822337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.822360][ T32] r4:853a2400 [ 1335.822820][ T32] INFO: task kworker/0:535:4511 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.822864][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.822927][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.822986][ T32] Call trace: [ 1335.823022][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.823072][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.823096][ T32] r4:00000000 [ 1335.823118][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.823172][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.823205][ T32] 5d20: 87ace000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.823235][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.823285][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.823313][ T32] r5:800c0113 r4:80239bb0 [ 1335.823335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.823377][ T32] r4:82ac11e4 [ 1335.823397][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.823441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.823463][ T32] r4:e0545dc0 [ 1335.823489][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.823530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.823552][ T32] r4:00000000 [ 1335.823571][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.823616][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.823637][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.823678][ T32] r5:00001000 r4:e038d000 [ 1335.823729][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.823774][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.823816][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.823837][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.823882][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.823903][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.823948][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.823972][ T32] r4:84b6e700 [ 1335.823992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.824036][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.824081][ T32] r4:00000001 [ 1335.824105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.824143][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.824192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.824225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.824290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.824323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.824345][ T32] r4:84b6d780 [ 1335.824386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.824415][ T32] INFO: task kworker/0:536:4512 blocked for more than 462 seconds. [ 1335.824442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.824467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.824493][ T32] task:kworker/0:536 state:D stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.824538][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.824605][ T32] Call trace: [ 1335.824635][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.824682][ T32] r10:82918930 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:852a9800 [ 1335.824706][ T32] r4:852a9800 [ 1335.824728][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.824798][ T32] r5:852a9800 r4:8291892c [ 1335.824821][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.824861][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.824909][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1335.825015][ T32] r4:00000000 [ 1335.825039][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.825076][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.825113][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.825268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a2c40 [ 1335.825295][ T32] r4:00000000 [ 1335.825360][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.825408][ T32] r9:83018005 r8:852a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1335.825434][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.825484][ T32] r5:00001000 r4:eb017000 [ 1335.825530][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.825573][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.825616][ T32] r5:852df38c r4:852df000 [ 1335.825662][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.825773][ T32] r7:dddced80 r6:83018000 r5:852df38c r4:853a1200 [ 1335.825797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.825958][ T32] r10:61c88647 r9:852a9800 r8:853a122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.825986][ T32] r4:853a1200 [ 1335.826005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.826050][ T32] r10:00000000 r9:853a1200 r8:8027f5e8 r7:eb005e60 r6:85377f80 r5:852a9800 [ 1335.826072][ T32] r4:00000001 [ 1335.826092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.826127][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1335.826152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.826182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.826209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.826303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.826329][ T32] r4:853a2400 [ 1335.826549][ T32] INFO: task kworker/0:536:4512 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.826634][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.826746][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.826793][ T32] Call trace: [ 1335.826914][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.826963][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.827050][ T32] r4:00000000 [ 1335.827103][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.827146][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.827181][ T32] 5d20: 87ace000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.827213][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.827241][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.827267][ T32] r5:800c0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.827330][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.827442][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1335.827598][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 3 printk messages dropped ** [ 1335.827882][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.828180][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.828312][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.828423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.850871][ T32] INFO: task kworker/1:160:4514 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.851095][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.851180][ T32] Call trace: [ 1335.851215][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.851295][ T32] r10:82918930 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:852a8000 [ 1335.851324][ T32] r4:852a8000 [ 1335.851345][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.851386][ T32] r5:852a8000 r4:8291892c [ 1335.851408][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.851449][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.851505][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 1335.851553][ T32] r4:00000000 [ 1335.851578][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.851618][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.851659][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.851701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d10c0 [ 1335.851749][ T32] r4:00000000 [ 1335.851773][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.851823][ T32] r9:83018205 r8:852a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1335.851846][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.851888][ T32] r5:00001000 r4:ead97000 [ 1335.851909][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.851963][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.852032][ T32] r5:8533ab8c r4:8533a800 [ 1335.852079][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.852132][ T32] r7:ddde2d80 r6:83018200 r5:8533ab8c r4:853ae000 [ 1335.852155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.852222][ T32] r10:61c88647 r9:852a8000 r8:853ae02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.852250][ T32] r4:853ae000 [ 1335.852271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.852316][ T32] r10:00000000 r9:853ae000 r8:8027f5e8 r7:dfa85e60 r6:853ae080 r5:852a8000 [ 1335.852340][ T32] r4:00000001 [ 1335.852360][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.852420][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1335.852515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.852551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.852580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.852610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.852656][ T32] r4:853a8640 [ 1335.853059][ T32] INFO: task kworker/1:160:4514 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.853109][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.853367][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.853419][ T32] Call trace: [ 1335.853450][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.853524][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.853552][ T32] r4:00000000 [ 1335.853574][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.853612][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.853640][ T32] 5d20: 87e34000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.853669][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.853862][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.854059][ T32] r5:800c0113 r4:80239bb0 [ 1335.854084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.854129][ T32] r4:82ac11e4 [ 1335.854150][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.854194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.854216][ T32] r4:e0545dc0 [ 1335.854237][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.854351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.854379][ T32] r4:00000000 [ 1335.854399][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.854516][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.854583][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.854737][ T32] r5:00001000 r4:e038d000 [ 1335.854761][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.854935][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.855003][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.855030][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.855081][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.855104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.855150][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.855174][ T32] r4:84b6e700 [ 1335.855193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.855308][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.855334][ T32] r4:00000001 [ 1335.855355][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.855392][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.855419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.855452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.855487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.855528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.855638][ T32] r4:84b6d780 [ 1335.855837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.855867][ T32] INFO: task kworker/0:537:4515 blocked for more than 462 seconds. [ 1335.855895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.855920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.855941][ T32] task:kworker/0:537 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.856002][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.856049][ T32] Call trace: [ 1335.856078][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.856125][ T32] r10:82918930 r9:eb015d84 r8:00000002 r7:60000013 r6:eb015d8c r5:852ab000 [ 1335.856147][ T32] r4:852ab000 [ 1335.856166][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.856207][ T32] r5:852ab000 r4:8291892c [ 1335.856227][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.856266][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.856418][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 [ 1335.856445][ T32] r4:00000000 [ 1335.856471][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.856595][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.856637][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.856679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a2f00 [ 1335.856724][ T32] r4:00000000 [ 1335.856747][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.856794][ T32] r9:83018005 r8:852ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1335.856818][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.856860][ T32] r5:00001000 r4:dfa3f000 [ 1335.856879][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.856918][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.856959][ T32] r5:852dfb8c r4:852df800 [ 1335.856981][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.857025][ T32] r7:dddced80 r6:83018000 r5:852dfb8c r4:853a1280 [ 1335.857046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.857090][ T32] r10:61c88647 r9:852ab000 r8:853a12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.857113][ T32] r4:853a1280 [ 1335.857133][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.857178][ T32] r10:00000000 r9:853a1280 r8:8027f5e8 r7:eb009e60 r6:853ae100 r5:852ab000 [ 1335.857200][ T32] r4:00000001 [ 1335.857232][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.857269][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1335.857308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.857341][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.857368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.857396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.857468][ T32] r4:853a2840 [ 1335.857690][ T32] INFO: task kworker/0:537:4515 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.857724][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.857809][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.857856][ T32] Call trace: [ 1335.857902][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.858003][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.858032][ T32] r4:00000000 [ 1335.858053][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.858091][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.858119][ T32] 5d20: 87e34000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.858150][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.858175][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.858199][ T32] r5:800c0113 r4:80239bb0 [ 1335.858242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.858287][ T32] r4:82ac11e4 [ 1335.858308][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.858350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.858481][ T32] r4:e0545dc0 [ 1335.858522][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.858568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.858591][ T32] r4:00000000 [ 1335.858609][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.858764][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 2 printk messages dropped ** [ 1335.881534][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1335.881762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1335.881851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1335.882210][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 4 printk messages dropped ** [ 1335.882420][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1335.882631][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1335.882925][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.883279][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1335.883651][ T32] r9:83018005 r8:852abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 ** 3 printk messages dropped ** [ 1335.883774][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.883815][ T32] r5:852df78c r4:852df400 [ 1335.883896][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.884003][ T32] r7:dddced80 r6:83018000 r5:852df78c r4:853a1300 [ 1335.884201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.884257][ T32] r10:61c88647 r9:852abc00 r8:853a132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.884282][ T32] r4:853a1300 [ 1335.884398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.884455][ T32] r10:00000000 r9:853a1300 r8:8027f5e8 r7:eb015e60 r6:853ae180 r5:852abc00 [ 1335.884486][ T32] r4:00000001 [ 1335.884506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.884541][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1335.884602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.884708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.884743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.884774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.884798][ T32] r4:853a2b40 [ 1335.885272][ T32] INFO: task kworker/0:538:4516 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.885310][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.885725][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.885928][ T32] Call trace: [ 1335.885988][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.886040][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.886064][ T32] r4:00000000 [ 1335.886084][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.886122][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.886149][ T32] 5d20: 8814e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.886180][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.886207][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.886231][ T32] r5:800c0113 r4:80239bb0 [ 1335.886250][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.886291][ T32] r4:82ac11e4 [ 1335.886311][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.886352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.886374][ T32] r4:e0545dc0 [ 1335.886393][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.886451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.886527][ T32] r4:00000000 [ 1335.886555][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.886605][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.886626][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.886668][ T32] r5:00001000 r4:e038d000 [ 1335.886688][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.886727][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.886770][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.886789][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.886834][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.886855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.886902][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.886924][ T32] r4:84b6e700 [ 1335.886944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.887000][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.887026][ T32] r4:00000001 [ 1335.887046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.887081][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.887107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.887137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.887164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.887208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.887235][ T32] r4:84b6d780 [ 1335.887338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.887369][ T32] INFO: task kworker/0:539:4520 blocked for more than 462 seconds. [ 1335.887399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.887457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.887490][ T32] task:kworker/0:539 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.887536][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.887577][ T32] Call trace: [ 1335.887730][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.887780][ T32] r10:82918930 r9:eb00dd84 r8:00000002 r7:60000013 r6:eb00dd8c r5:85305400 [ 1335.887819][ T32] r4:85305400 [ 1335.887842][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.887884][ T32] r5:85305400 r4:8291892c [ 1335.887904][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.887943][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.887989][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 1335.888011][ T32] r4:00000000 [ 1335.888030][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.888068][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.888106][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.888148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a2fc0 [ 1335.888170][ T32] r4:00000000 [ 1335.888191][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.888235][ T32] r9:83018005 r8:85305400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1335.888257][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.888299][ T32] r5:00001000 r4:dfab5000 [ 1335.888342][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.888386][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.888428][ T32] r5:852dff8c r4:852dfc00 [ 1335.888448][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.888500][ T32] r7:dddced80 r6:83018000 r5:852dff8c r4:853a1380 [ 1335.888521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.888565][ T32] r10:61c88647 r9:85305400 r8:853a13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.888635][ T32] r4:853a1380 [ 1335.909110][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.909354][ T32] r10:00000000 r9:853a1380 r8:8027f5e8 r7:eb015e60 r6:853a1400 r5:85305400 [ 1335.909390][ T32] r4:00000001 [ 1335.909412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.909453][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) [ 1335.909497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.909528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.909555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.909587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.909609][ T32] r4:853a2e80 [ 1335.910188][ T32] INFO: task kworker/0:539:4520 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.910290][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.910428][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.910711][ T32] Call trace: [ 1335.910768][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.910828][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.910854][ T32] r4:00000000 [ 1335.910877][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.910979][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.911015][ T32] 5d20: 88474000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.911047][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.911075][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.911102][ T32] r5:800c0113 r4:80239bb0 [ 1335.911289][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.911341][ T32] r4:82ac11e4 [ 1335.911364][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.911410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.911435][ T32] r4:e0545dc0 [ 1335.911473][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.911525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.911550][ T32] r4:00000000 [ 1335.911572][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.911621][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.911644][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.911690][ T32] r5:00001000 r4:e038d000 [ 1335.911757][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.911804][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.911850][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.911895][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.911948][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.911971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.912016][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.912040][ T32] r4:84b6e700 [ 1335.912082][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.912180][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.912355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.912437][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1335.912579][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1335.912779][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.912958][ T32] r4:85300c00 ** 2 printk messages dropped ** [ 1335.913038][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1335.913743][ T32] r5:00001000 r4:e052f000 ** 1 printk messages dropped ** [ 1335.913824][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.913992][ T32] r10:61c88647 r9:85300c00 r8:853a14ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.914289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1335.914664][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.914737][ T32] Call trace: [ 1335.914809][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.914863][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.914888][ T32] r4:00000000 [ 1335.914907][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.914945][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.914973][ T32] 5d20: 88474000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.915110][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.915140][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.915224][ T32] r5:800c0113 r4:80239bb0 [ 1335.915259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.915305][ T32] r4:82ac11e4 [ 1335.915326][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.915368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.915391][ T32] r4:e0545dc0 [ 1335.915411][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.915459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.915489][ T32] r4:00000000 [ 1335.915526][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.915588][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.915611][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.915654][ T32] r5:00001000 r4:e038d000 [ 1335.915688][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.915765][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.915812][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.915833][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.915878][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.915934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.916007][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.916034][ T32] r4:84b6e700 [ 1335.916054][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.916099][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.916121][ T32] r4:00000001 [ 1335.916141][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.916177][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.916203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.916231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.916257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.916286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.916309][ T32] r4:84b6d780 [ 1335.916329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.916353][ T32] INFO: task kworker/0:541:4523 blocked for more than 462 seconds. [ 1335.916380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.916405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.916426][ T32] task:kworker/0:541 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.916474][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.916514][ T32] Call trace: [ 1335.916544][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.916590][ T32] r10:82918930 r9:eafc1d84 r8:00000002 r7:60000113 r6:eafc1d8c r5:85306c00 [ 1335.916613][ T32] r4:85306c00 [ 1335.916633][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.916717][ T32] r5:85306c00 r4:8291892c [ 1335.916742][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.916784][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.916829][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1335.916851][ T32] r4:00000000 [ 1335.916871][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.916907][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.916944][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.916987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1040 [ 1335.917009][ T32] r4:00000000 [ 1335.917028][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1335.917162][ T32] r5:00001000 r4:dfee3000 [ 1335.917183][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.917222][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.917286][ T32] r5:852e038c r4:852e0000 ** 1 printk messages dropped ** [ 1335.917355][ T32] r7:dddced80 r6:83018000 r5:852e038c r4:853a1580 ** 1 printk messages dropped ** [ 1335.917443][ T32] r10:61c88647 r9:85306c00 r8:853a15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.917631][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) ** 4 printk messages dropped ** [ 1335.917799][ T32] r4:853b1080 ** 3 printk messages dropped ** [ 1335.918143][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.918347][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 1 printk messages dropped ** [ 1335.918428][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.918455][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.918486][ T32] r5:800c0113 r4:80239bb0 [ 1335.918544][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.918657][ T32] r4:82ac11e4 [ 1335.945771][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.945936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.946020][ T32] r4:e0545dc0 [ 1335.946076][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.946171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.946216][ T32] r4:00000000 [ 1335.946257][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.946348][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.946406][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.946536][ T32] r5:00001000 r4:e038d000 [ 1335.946582][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.946658][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.946741][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.946801][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.946895][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.946938][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.947038][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.947127][ T32] r4:84b6e700 [ 1335.947174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.947262][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.947305][ T32] r4:00000001 [ 1335.947344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.947414][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.947478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.947546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.947608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.947666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.947712][ T32] r4:84b6d780 [ 1335.947761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.947844][ T32] INFO: task kworker/0:542:4526 blocked for more than 462 seconds. [ 1335.947913][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.947962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.948003][ T32] task:kworker/0:542 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.948123][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.948211][ T32] Call trace: [ 1335.948271][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.948364][ T32] r10:82918930 r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:85306000 [ 1335.948408][ T32] r4:85306000 [ 1335.948446][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.948531][ T32] r5:85306000 r4:8291892c [ 1335.948630][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.952260][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.952412][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1335.952462][ T32] r4:00000000 [ 1335.952528][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.952612][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.952698][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.952790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b16c0 [ 1335.952839][ T32] r4:00000000 [ 1335.952883][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.952982][ T32] r9:83018005 r8:85306000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1335.953029][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.953115][ T32] r5:00001000 r4:e0615000 [ 1335.953176][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.953264][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.953354][ T32] r5:852e0f8c r4:852e0c00 [ 1335.953397][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.953491][ T32] r7:dddced80 r6:83018000 r5:852e0f8c r4:853a1680 [ 1335.953533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.953633][ T32] r10:61c88647 r9:85306000 r8:853a16ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.953684][ T32] r4:853a1680 [ 1335.953743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.953835][ T32] r10:00000000 r9:853a1680 r8:8027f5e8 r7:eb02de60 r6:853a1700 r5:85306000 [ 1335.953883][ T32] r4:00000001 [ 1335.953929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.954009][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1335.954064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.954117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.954169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.954231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.954278][ T32] r4:853b13c0 [ 1335.955027][ T32] INFO: task kworker/0:542:4526 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.955112][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.955276][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.955406][ T32] Call trace: [ 1335.955489][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.955591][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.955639][ T32] r4:00000000 [ 1335.955681][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.955757][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.955814][ T32] 5d20: 886ef000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.955870][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.955921][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.955968][ T32] r5:800c0113 r4:80239bb0 [ 1335.956009][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.956094][ T32] r4:82ac11e4 [ 1335.956151][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.956256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.956310][ T32] r4:e0545dc0 [ 1335.956359][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.956449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.956550][ T32] r4:00000000 [ 1335.956600][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.956700][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.956749][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.956842][ T32] r5:00001000 r4:e038d000 [ 1335.956888][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.956990][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.957079][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.957117][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.957203][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.957262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.957360][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.957408][ T32] r4:84b6e700 [ 1335.957449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.957561][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.957614][ T32] r4:00000001 [ 1335.957657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.957728][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.957786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.957846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.957903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.957960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.958002][ T32] r4:84b6d780 [ 1335.958043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.958098][ T32] INFO: task kworker/0:543:4528 blocked for more than 462 seconds. [ 1335.958162][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.958221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.958263][ T32] task:kworker/0:543 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.958354][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.958434][ T32] Call trace: [ 1335.958537][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1335.976539][ T32] r10:82918930 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:84150000 [ 1335.976720][ T32] r4:84150000 [ 1335.976774][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.976892][ T32] r5:84150000 r4:8291892c [ 1335.976935][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.977013][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.977099][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1335.977143][ T32] r4:00000000 [ 1335.977185][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1335.977259][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.977340][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.977424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1480 [ 1335.977481][ T32] r4:00000000 [ 1335.977524][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.977617][ T32] r9:83018005 r8:84150000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1335.977663][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.977754][ T32] r5:00001000 r4:e0599000 [ 1335.977795][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.977878][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.977962][ T32] r5:852e0b8c r4:852e0800 [ 1335.978003][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.978092][ T32] r7:dddced80 r6:83018000 r5:852e0b8c r4:853a1780 [ 1335.978134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.978244][ T32] r10:61c88647 r9:84150000 r8:853a17ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.978316][ T32] r4:853a1780 [ 1335.978366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.978459][ T32] r10:00000000 r9:853a1780 r8:8027f5e8 r7:eb031e60 r6:853a1800 r5:84150000 [ 1335.978548][ T32] r4:00000001 [ 1335.993522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.993810][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1335.993888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.993952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.994009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.994076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.994126][ T32] r4:853b13c0 [ 1335.994879][ T32] INFO: task kworker/0:543:4528 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1335.994956][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.995147][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.995274][ T32] Call trace: [ 1335.995379][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1335.995499][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1335.995552][ T32] r4:00000000 [ 1335.995594][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.995673][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1335.995732][ T32] 5d20: 88ab7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1335.995795][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1335.995849][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1335.995919][ T32] r5:800c0113 r4:80239bb0 [ 1335.995969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.996055][ T32] r4:82ac11e4 [ 1335.996098][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.996182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1335.996229][ T32] r4:e0545dc0 [ 1335.996269][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1335.996353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1335.996398][ T32] r4:00000000 [ 1335.996438][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1335.996563][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.996621][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.996707][ T32] r5:00001000 r4:e038d000 [ 1335.996753][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1335.996832][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.996917][ T32] r5:84ab1b8c r4:84ab1800 [ 1335.996960][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.997049][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1335.997093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.997182][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.997229][ T32] r4:84b6e700 [ 1335.997270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.997377][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1335.997430][ T32] r4:00000001 [ 1335.997484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.997559][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1335.997633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.997698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.997772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.997838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1335.997989][ T32] INFO: task kworker/0:544:4531 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.009237][ T32] r4:84150c00 ** 4 printk messages dropped ** [ 1336.009802][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1336.009847][ T32] r4:00000000 [ 1336.009888][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.009966][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.010051][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.010139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b17c0 [ 1336.010186][ T32] r4:00000000 [ 1336.010233][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.010333][ T32] r9:83018005 r8:84150c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1336.010378][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.010481][ T32] r5:00001000 r4:e8725000 [ 1336.010553][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.010641][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.010732][ T32] r5:852e138c r4:852e1000 [ 1336.010778][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.010906][ T32] r7:dddced80 r6:83018000 r5:852e138c r4:853a1880 [ 1336.010958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.011050][ T32] r10:61c88647 r9:84150c00 r8:853a18ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.011099][ T32] r4:853a1880 [ 1336.011142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.011231][ T32] r10:00000000 r9:853a1880 r8:8027f5e8 r7:eb031e60 r6:853a1900 r5:84150c00 [ 1336.011276][ T32] r4:00000001 [ 1336.011317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.011390][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1336.011449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.011528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.011587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.011644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.011696][ T32] r4:853b1540 [ 1336.012422][ T32] INFO: task kworker/0:544:4531 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.012511][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.012648][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.012750][ T32] Call trace: [ 1336.012904][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.013004][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.013053][ T32] r4:00000000 [ 1336.013097][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.013174][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.013235][ T32] 5d20: 88ab7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.013328][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.013409][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.013475][ T32] r5:800c0113 r4:80239bb0 [ 1336.013526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.013612][ T32] r4:82ac11e4 [ 1336.013657][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.013745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.013794][ T32] r4:e0545dc0 [ 1336.013838][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.013925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.013988][ T32] r4:00000000 [ 1336.014037][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.014130][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.014173][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.014258][ T32] r5:00001000 r4:e038d000 [ 1336.014298][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.014373][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.014456][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.014531][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.014628][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.014674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.014766][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.014812][ T32] r4:84b6e700 [ 1336.014852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.014940][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.014988][ T32] r4:00000001 [ 1336.015031][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.015127][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.015235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.015311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.015373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.015439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.015499][ T32] r4:84b6d780 [ 1336.015545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.015600][ T32] INFO: task kworker/0:545:4532 blocked for more than 462 seconds. [ 1336.015665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.015716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.015780][ T32] task:kworker/0:545 state:D stack:0 pid:4532 tgid:4532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.015886][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.015975][ T32] Call trace: [ 1336.016056][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.016158][ T32] r10:82918930 r9:eb03dd84 r8:00000002 r7:60000013 r6:eb03dd8c r5:84151800 [ 1336.016208][ T32] r4:84151800 [ 1336.016252][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.016334][ T32] r5:84151800 r4:8291892c [ 1336.016376][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.016458][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.016611][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1336.016684][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.016813][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.017342][ T32] r5:00001000 r4:ea797000 [ 1336.017384][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.017459][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.017815][ T32] r10:61c88647 r9:84151800 r8:853a19ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.018320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.018377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.018424][ T32] r4:853b15c0 [ 1336.049763][ T32] INFO: task kworker/0:545:4532 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.050003][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.050188][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.050323][ T32] Call trace: [ 1336.050395][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.050534][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.050589][ T32] r4:00000000 [ 1336.050634][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.050744][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.050836][ T32] 5d20: 88d82000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.050904][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.050958][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.051009][ T32] r5:800c0113 r4:80239bb0 [ 1336.051058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.051147][ T32] r4:82ac11e4 [ 1336.051193][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.051280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.051330][ T32] r4:e0545dc0 [ 1336.051375][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.051492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.051554][ T32] r4:00000000 [ 1336.051596][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.051683][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.051759][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.051853][ T32] r5:00001000 r4:e038d000 [ 1336.051956][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.052037][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.052116][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.052155][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.052300][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.052354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.052440][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.052494][ T32] r4:84b6e700 [ 1336.052533][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.052617][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.052660][ T32] r4:00000001 [ 1336.052730][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.052803][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.052884][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.052945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.052996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.053053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.053109][ T32] r4:84b6d780 [ 1336.053189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.053307][ T32] INFO: task kworker/0:546:4534 blocked for more than 462 seconds. [ 1336.053376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.053424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.053462][ T32] task:kworker/0:546 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.053558][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.053633][ T32] Call trace: [ 1336.053714][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.053802][ T32] r10:82918930 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:84152400 [ 1336.053845][ T32] r4:84152400 [ 1336.053883][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.053959][ T32] r5:84152400 r4:8291892c [ 1336.053997][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.054072][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.054193][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1336.054273][ T32] r4:00000000 [ 1336.054321][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.054423][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.054543][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.054628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1ac0 [ 1336.054688][ T32] r4:00000000 [ 1336.054730][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.054832][ T32] r9:83018005 r8:84152400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1336.054878][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.054985][ T32] r5:00001000 r4:ea7c5000 [ 1336.055028][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.055102][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.055180][ T32] r5:852e1b8c r4:852e1800 [ 1336.055228][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.055317][ T32] r7:dddced80 r6:83018000 r5:852e1b8c r4:853a1a80 [ 1336.055472][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.055579][ T32] r10:61c88647 r9:84152400 r8:853a1aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.055626][ T32] r4:853a1a80 [ 1336.055664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.055765][ T32] r10:00000000 r9:853a1a80 r8:8027f5e8 r7:eb03de60 r6:853a1b00 r5:84152400 [ 1336.055817][ T32] r4:00000001 [ 1336.055855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.055920][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1336.055971][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.056059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.056119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.056199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.056246][ T32] r4:853b1840 [ 1336.056767][ T32] INFO: task kworker/0:546:4534 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.056832][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.056942][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.057033][ T32] Call trace: [ 1336.057094][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.057205][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.057260][ T32] r4:00000000 [ 1336.057302][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.057378][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 2 printk messages dropped ** [ 1336.057581][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 4 printk messages dropped ** [ 1336.057901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1336.058474][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1336.084724][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.084771][ T32] r4:84b6e700 [ 1336.084811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.084897][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.084939][ T32] r4:00000001 [ 1336.084978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.085046][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.085103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.085159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.085210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.085265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.085307][ T32] r4:84b6d780 [ 1336.085353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.085407][ T32] INFO: task kworker/0:547:4536 blocked for more than 462 seconds. [ 1336.085477][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.085526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.085567][ T32] task:kworker/0:547 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.085671][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.085755][ T32] Call trace: [ 1336.085815][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.085906][ T32] r10:82918930 r9:eb045d84 r8:00000002 r7:60000013 r6:eb045d8c r5:84153000 [ 1336.085950][ T32] r4:84153000 [ 1336.085988][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.086073][ T32] r5:84153000 r4:8291892c [ 1336.086125][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.086331][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.086439][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1336.086565][ T32] r4:00000000 [ 1336.086619][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.086702][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.086789][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.086876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1c80 [ 1336.086921][ T32] r4:00000000 [ 1336.086960][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.087053][ T32] r9:83018005 r8:84153000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1336.087160][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.087255][ T32] r5:00001000 r4:ea7ff000 [ 1336.087301][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.087379][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.087471][ T32] r5:852e1f8c r4:852e1c00 [ 1336.087528][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.087651][ T32] r7:dddced80 r6:83018000 r5:852e1f8c r4:853a1b80 [ 1336.087704][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.087800][ T32] r10:61c88647 r9:84153000 r8:853a1bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.087852][ T32] r4:853a1b80 [ 1336.087894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.088000][ T32] r10:00000000 r9:853a1b80 r8:8027f5e8 r7:eb041e60 r6:853a1c00 r5:84153000 [ 1336.088058][ T32] r4:00000001 [ 1336.088102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.088173][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1336.088233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.088293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.110591][ T32] INFO: task kworker/0:547:4536 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1336.111478][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1336.111890][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.112472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1336.113075][ T32] r5:00001000 r4:e038d000 ** 3 printk messages dropped ** [ 1336.114233][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.115471][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1336.116075][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1336.116233][ T32] INFO: task kworker/0:548:4538 blocked for more than 462 seconds. [ 1336.116296][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.116374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.116429][ T32] task:kworker/0:548 state:D stack:0 pid:4538 tgid:4538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.116582][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.116901][ T32] Call trace: [ 1336.117426][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.117524][ T32] r10:82918930 r9:eb049d84 r8:00000002 r7:60000013 r6:eb049d8c r5:84153c00 [ 1336.117836][ T32] r4:84153c00 [ 1336.118032][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.118125][ T32] r5:84153c00 r4:8291892c [ 1336.118187][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.118266][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.118351][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1336.118395][ T32] r4:00000000 [ 1336.118471][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.118647][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.150551][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.150828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a2e40 [ 1336.150891][ T32] r4:00000000 [ 1336.150966][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.151065][ T32] r9:83018005 r8:84153c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1336.151109][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.151192][ T32] r5:00001000 r4:eaa4f000 [ 1336.151231][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.151301][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.151378][ T32] r5:852e278c r4:852e2400 [ 1336.151416][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.151513][ T32] r7:dddced80 r6:83018000 r5:852e278c r4:853a1c80 [ 1336.151555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.151641][ T32] r10:61c88647 r9:84153c00 r8:853a1cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.151683][ T32] r4:853a1c80 [ 1336.151723][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.151812][ T32] r10:00000000 r9:853a1c80 r8:8027f5e8 r7:eb045e60 r6:853a1d00 r5:84153c00 [ 1336.151859][ T32] r4:00000001 [ 1336.151903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.152039][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1336.152117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.152177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.152221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.152275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.152388][ T32] r4:853b1b00 [ 1336.153078][ T32] INFO: task kworker/0:548:4538 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.153182][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.153389][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.153520][ T32] Call trace: [ 1336.153596][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.153695][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.153744][ T32] r4:00000000 [ 1336.153789][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.153866][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.153924][ T32] 5d20: 894fd000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.153984][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.154062][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.154121][ T32] r5:800c0113 r4:80239bb0 [ 1336.154190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.154282][ T32] r4:82ac11e4 [ 1336.154331][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.154420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.154481][ T32] r4:e0545dc0 [ 1336.154547][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.154636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.154683][ T32] r4:00000000 [ 1336.154725][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.154848][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.154910][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.154996][ T32] r5:00001000 r4:e038d000 [ 1336.155063][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.155144][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.155235][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.155299][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.155395][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.155443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.155551][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.155636][ T32] r4:84b6e700 [ 1336.155686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.155814][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.155877][ T32] r4:00000001 [ 1336.155947][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.156021][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.156072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.156158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.156231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.156291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.156334][ T32] r4:84b6d780 [ 1336.156405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.156470][ T32] INFO: task kworker/0:549:4539 blocked for more than 462 seconds. [ 1336.156533][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.156581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.156622][ T32] task:kworker/0:549 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.156706][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.156855][ T32] Call trace: [ 1336.156951][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.157068][ T32] r10:82918930 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:84154800 [ 1336.157118][ T32] r4:84154800 [ 1336.157159][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.157262][ T32] r5:84154800 r4:8291892c [ 1336.157307][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.157384][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.157477][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1336.157589][ T32] r4:00000000 [ 1336.157662][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.157741][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.157811][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.157909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1f40 [ 1336.157968][ T32] r4:00000000 [ 1336.158011][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.158104][ T32] r9:83018005 r8:84154800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.158168][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.158288][ T32] r5:00001000 r4:eaa29000 [ 1336.158338][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.158423][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.158554][ T32] r5:852e238c r4:852e2000 [ 1336.158641][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.171561][ T32] r7:dddced80 r6:83018000 r5:852e238c r4:853a1d80 [ 1336.171657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.171796][ T32] r10:61c88647 r9:84154800 r8:853a1dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.171909][ T32] r4:853a1d80 [ 1336.171961][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.172055][ T32] r10:00000000 r9:853a1d80 r8:8027f5e8 r7:eb049e60 r6:853a1e00 r5:84154800 [ 1336.172104][ T32] r4:00000001 [ 1336.172148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.172227][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1336.172290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.172353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.172410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.172479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.172528][ T32] r4:853b1cc0 [ 1336.173226][ T32] INFO: task kworker/0:549:4539 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.173300][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.173433][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.173547][ T32] Call trace: [ 1336.173611][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.173743][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 2 printk messages dropped ** [ 1336.173918][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 2 printk messages dropped ** [ 1336.174129][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 4 printk messages dropped ** [ 1336.174480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 5 printk messages dropped ** [ 1336.174959][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.175039][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.175129][ T32] r5:00001000 r4:e038d000 [ 1336.175172][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.175247][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.175334][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.175395][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.175503][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.175550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.175640][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.175686][ T32] r4:84b6e700 [ 1336.175765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.175870][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.175947][ T32] r4:00000001 [ 1336.176003][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.176075][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.176130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.176194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.176249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.176311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.176357][ T32] r4:84b6d780 [ 1336.176400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.176505][ T32] INFO: task kworker/0:550:4542 blocked for more than 462 seconds. [ 1336.176579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.176632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.176675][ T32] task:kworker/0:550 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.176766][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.176914][ T32] Call trace: [ 1336.176992][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.177137][ T32] r10:82918930 r9:eb04dd84 r8:00000002 r7:60000013 r6:eb04dd8c r5:84155400 [ 1336.177211][ T32] r4:84155400 [ 1336.177260][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.177374][ T32] r5:84155400 r4:8291892c [ 1336.177420][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.177504][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.177597][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1336.177644][ T32] r4:00000000 [ 1336.177685][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.177837][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.177933][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.178017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1fc0 [ 1336.178079][ T32] r4:00000000 [ 1336.178156][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.178284][ T32] r9:83018005 r8:84155400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1336.178334][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.178418][ T32] r5:00001000 r4:eaa6f000 [ 1336.178459][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.205943][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.206229][ T32] r5:852e2b8c r4:852e2800 [ 1336.206276][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.206370][ T32] r7:dddced80 r6:83018000 r5:852e2b8c r4:853a1e80 [ 1336.206415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.206538][ T32] r10:61c88647 r9:84155400 r8:853a1eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.206590][ T32] r4:853a1e80 [ 1336.206633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.206725][ T32] r10:00000000 r9:853a1e80 r8:8027f5e8 r7:eb049e60 r6:853a1f00 r5:84155400 [ 1336.207298][ T32] r4:00000001 [ 1336.207359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.207530][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1336.207945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.208023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.208488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.208817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.225220][ T32] r4:853b1cc0 [ 1336.226023][ T32] INFO: task kworker/0:550:4542 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.226111][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.226254][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.226376][ T32] Call trace: [ 1336.226482][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.226615][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.226664][ T32] r4:00000000 [ 1336.226706][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.226787][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.226869][ T32] 5d20: 89a46000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.226938][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.226991][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.227043][ T32] r5:800c0113 r4:80239bb0 [ 1336.227083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.227170][ T32] r4:82ac11e4 [ 1336.227215][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.227299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.227345][ T32] r4:e0545dc0 [ 1336.227386][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.227479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.227533][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.227673][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1336.228144][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 1 printk messages dropped ** [ 1336.228276][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.228321][ T32] r4:84b6e700 [ 1336.228363][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.228454][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.228511][ T32] r4:00000001 [ 1336.228552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.228671][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.236674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.236775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.237065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.237272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.237388][ T32] r4:84b6d780 [ 1336.237443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.237516][ T32] INFO: task kworker/0:551:4544 blocked for more than 462 seconds. [ 1336.237583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.237636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.237680][ T32] task:kworker/0:551 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.237791][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.237903][ T32] Call trace: [ 1336.237968][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.238118][ T32] r10:82918930 r9:eb069d84 r8:00000002 r7:60000013 r6:eb069d8c r5:84156000 [ 1336.238271][ T32] r4:84156000 [ 1336.238337][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.238424][ T32] r5:84156000 r4:8291892c [ 1336.238478][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.238652][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.246906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1336.247001][ T32] r4:00000000 [ 1336.247117][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.247237][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.247351][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.247475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8380 [ 1336.247531][ T32] r4:00000000 [ 1336.247573][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.247704][ T32] r9:83018005 r8:84156000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1336.247758][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.247848][ T32] r5:00001000 r4:eaaa7000 [ 1336.247927][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.248015][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.248134][ T32] r5:852e338c r4:852e3000 [ 1336.248241][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.248345][ T32] r7:dddced80 r6:83018000 r5:852e338c r4:853a1f80 [ 1336.248391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.248539][ T32] r10:61c88647 r9:84156000 r8:853a1fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.261316][ T32] r4:853a1f80 [ 1336.261541][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.261886][ T32] r10:00000000 r9:853a1f80 r8:8027f5e8 r7:eb04de60 r6:853c6000 r5:84156000 [ 1336.261948][ T32] r4:00000001 [ 1336.261993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.262072][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1336.262134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.262196][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.262254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.262368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.262428][ T32] r4:853c8040 [ 1336.263259][ T32] INFO: task kworker/0:551:4544 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.263345][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.263552][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.263658][ T32] Call trace: [ 1336.263731][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.263840][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.263892][ T32] r4:00000000 [ 1336.263937][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.264020][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.264085][ T32] 5d20: 89e27000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.264145][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.264199][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.264365][ T32] r5:800c0113 r4:80239bb0 [ 1336.264417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.264513][ T32] r4:82ac11e4 [ 1336.264561][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.264665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.264725][ T32] r4:e0545dc0 [ 1336.265237][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.265339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.265390][ T32] r4:00000000 [ 1336.265442][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.265659][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.265882][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.266055][ T32] r5:00001000 r4:e038d000 [ 1336.266109][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.266610][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.266714][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.266760][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.266850][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.266896][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.266982][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.267031][ T32] r4:84b6e700 [ 1336.267075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.267168][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.267217][ T32] r4:00000001 [ 1336.267260][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.267328][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.267380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.267436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.267529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.267602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.267650][ T32] r4:84b6d780 [ 1336.267692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.267752][ T32] INFO: task kworker/0:552:4545 blocked for more than 462 seconds. [ 1336.267816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.267869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.267937][ T32] task:kworker/0:552 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.268038][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.268160][ T32] Call trace: [ 1336.268230][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.268336][ T32] r10:82918930 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:84156c00 [ 1336.268389][ T32] r4:84156c00 [ 1336.268457][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.268586][ T32] r5:84156c00 r4:8291892c [ 1336.268719][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.282208][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.282395][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1336.282447][ T32] r4:00000000 [ 1336.282517][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.282602][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.282727][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.282837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8100 [ 1336.282902][ T32] r4:00000000 [ 1336.283026][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.283161][ T32] r9:83018005 r8:84156c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1336.283218][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.283332][ T32] r5:00001000 r4:eaa8d000 [ 1336.283384][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.283475][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.283566][ T32] r5:852e2f8c r4:852e2c00 [ 1336.283627][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.283742][ T32] r7:dddced80 r6:83018000 r5:852e2f8c r4:853c6080 [ 1336.283805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.283946][ T32] r10:61c88647 r9:84156c00 r8:853c60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.284005][ T32] r4:853c6080 [ 1336.284051][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.284146][ T32] r10:00000000 r9:853c6080 r8:8027f5e8 r7:eb069e60 r6:853c6100 r5:84156c00 [ 1336.284195][ T32] r4:00000001 [ 1336.284257][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.284344][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1336.284410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.284496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.284562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.284639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.284691][ T32] r4:853c8040 [ 1336.285424][ T32] INFO: task kworker/0:552:4545 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.285516][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.285713][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.285817][ T32] Call trace: [ 1336.285906][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.286019][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.286075][ T32] r4:00000000 [ 1336.286146][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.286246][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.286309][ T32] 5d20: 89e27000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.286396][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.286455][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.286589][ T32] r5:800c0113 r4:80239bb0 [ 1336.286643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.286729][ T32] r4:82ac11e4 [ 1336.286773][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.286859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.286902][ T32] r4:e0545dc0 [ 1336.286942][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.287057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.287110][ T32] r4:00000000 [ 1336.287150][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.287262][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.287314][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.287395][ T32] r5:00001000 r4:e038d000 ** 3 printk messages dropped ** [ 1336.287682][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.288378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.306670][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.307065][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.307603][ T32] r5:00001000 r4:eaac1000 ** 1 printk messages dropped ** [ 1336.307720][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1336.307948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1336.321328][ T32] INFO: task kworker/0:553:4548 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1336.322473][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 5 printk messages dropped ** [ 1336.322740][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1336.323317][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1336.323603][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1336.324055][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1336.324309][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.324971][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 ** 3 printk messages dropped ** [ 1336.325106][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.325149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8800 [ 1336.325200][ T32] r4:00000000 [ 1336.325224][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.325271][ T32] r9:83018005 r8:85309800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1336.325343][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.325397][ T32] r5:00001000 r4:eaafb000 [ 1336.325418][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.325495][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.325553][ T32] r5:852e3b8c r4:852e3800 [ 1336.325574][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.325621][ T32] r7:dddced80 r6:83018000 r5:852e3b8c r4:853c6280 [ 1336.325667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.325742][ T32] r10:61c88647 r9:85309800 r8:853c62ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.325768][ T32] r4:853c6280 [ 1336.325788][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.325835][ T32] r10:00000000 r9:853c6280 r8:8027f5e8 r7:eb065e60 r6:853c6300 r5:85309800 [ 1336.325858][ T32] r4:00000001 [ 1336.325877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.325985][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1336.326090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.326139][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.326195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.326227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.326251][ T32] r4:853c8340 [ 1336.326718][ T32] INFO: task kworker/0:554:4550 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.326759][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.326924][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.327051][ T32] Call trace: [ 1336.327197][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.327304][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.327332][ T32] r4:00000000 [ 1336.327365][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.327408][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.327438][ T32] 5d20: 8a419000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.327480][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.327510][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.327535][ T32] r5:800c0113 r4:80239bb0 [ 1336.327555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.327605][ T32] r4:82ac11e4 [ 1336.327627][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.327671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.327708][ T32] r4:e0545dc0 [ 1336.327733][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.327813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.327841][ T32] r4:00000000 [ 1336.327885][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.327938][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.327985][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.328081][ T32] r5:00001000 r4:e038d000 [ 1336.328153][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.328270][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.328318][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.328342][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.328392][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.328414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.328461][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.328490][ T32] r4:84b6e700 [ 1336.328510][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.328559][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.328697][ T32] r4:00000001 [ 1336.349145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.349278][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.349374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.349418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.349455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.349503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.349535][ T32] r4:84b6d780 [ 1336.349565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.349602][ T32] INFO: task kworker/0:555:4553 blocked for more than 462 seconds. [ 1336.349642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.349674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.349701][ T32] task:kworker/0:555 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.349777][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.349947][ T32] Call trace: [ 1336.349988][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.350053][ T32] r10:82918930 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:8530b000 [ 1336.350083][ T32] r4:8530b000 [ 1336.350110][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.350182][ T32] r5:8530b000 r4:8291892c [ 1336.350209][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.350256][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.350311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 [ 1336.350365][ T32] r4:00000000 [ 1336.350391][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.350437][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.350552][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.350659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8bc0 [ 1336.350696][ T32] r4:00000000 [ 1336.350720][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.350807][ T32] r9:83018005 r8:8530b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1336.350839][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.350891][ T32] r5:00001000 r4:eab3d000 [ 1336.350917][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.350989][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.351043][ T32] r5:853e438c r4:853e4000 [ 1336.351067][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.351118][ T32] r7:dddced80 r6:83018000 r5:853e438c r4:853c6380 [ 1336.351187][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.351707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.352625][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1336.353056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1336.353444][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.353943][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1336.354273][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1336.354593][ T32] r4:8530a400 ** 4 printk messages dropped ** [ 1336.354864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 ** 7 printk messages dropped ** [ 1336.355239][ T32] r9:83018005 r8:8530a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1336.355443][ T32] r5:852e3f8c r4:852e3c00 ** 4 printk messages dropped ** [ 1336.355619][ T32] r4:853c6480 ** 4 printk messages dropped ** [ 1336.355916][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) ** 6 printk messages dropped ** [ 1336.356470][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.357453][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1336.357739][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.358317][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.381812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1336.382687][ T32] r10:82918930 r9:eb08dd84 r8:00000002 r7:60000113 r6:eb08dd8c r5:8530c800 [ 1336.382716][ T32] r4:8530c800 [ 1336.382743][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.382787][ T32] r5:8530c800 r4:8291892c [ 1336.382809][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.382851][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.382899][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 [ 1336.382923][ T32] r4:00000000 [ 1336.382943][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.383020][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.383067][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.383111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8dc0 [ 1336.383134][ T32] r4:00000000 [ 1336.383178][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.383237][ T32] r9:83018005 r8:8530c800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.383285][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.383332][ T32] r5:00001000 r4:eab6b000 [ 1336.383426][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.383486][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.383531][ T32] r5:853e478c r4:853e4400 [ 1336.383552][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.383601][ T32] r7:dddced80 r6:83018000 r5:853e478c r4:853c6580 [ 1336.383647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.383728][ T32] r10:61c88647 r9:8530c800 r8:853c65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.383757][ T32] r4:853c6580 [ 1336.383804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.383859][ T32] r10:00000000 r9:853c6580 r8:8027f5e8 r7:eb085e60 r6:853c6600 r5:8530c800 [ 1336.383883][ T32] r4:00000001 [ 1336.383932][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.384018][ T32] Exception stack(0xeb08dfb0 to 0xeb08dff8) [ 1336.384098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.384203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.384234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.384263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.384286][ T32] r4:853c89c0 [ 1336.384768][ T32] INFO: task kworker/0:557:4557 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.384807][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.384895][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.385025][ T32] Call trace: [ 1336.385062][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.385114][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.385138][ T32] r4:00000000 [ 1336.385230][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.385274][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.385303][ T32] 5d20: 8ab2e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.385333][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.385363][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.385390][ T32] r5:800c0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1336.385534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 12 printk messages dropped ** [ 1336.386188][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 7 printk messages dropped ** [ 1336.386675][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1336.386981][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1336.387248][ T32] r4:8530d400 ** 5 printk messages dropped ** [ 1336.387612][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.387865][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.388123][ T32] r5:00001000 r4:eac01000 ** 4 printk messages dropped ** [ 1336.388337][ T32] r7:dddced80 r6:83018000 r5:853e4f8c r4:853c6680 ** 7 printk messages dropped ** [ 1336.411550][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) ** 6 printk messages dropped ** [ 1336.412193][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1336.412870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1336.413281][ T32] r5:84ab1b8c r4:84ab1800 ** 5 printk messages dropped ** [ 1336.413555][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1336.413943][ T32] INFO: task kworker/0:559:4560 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.414370][ T32] r4:85308000 ** 5 printk messages dropped ** [ 1336.414624][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.414804][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.415035][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.415319][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1336.415382][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) [ 1336.415414][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.415464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.415500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.415555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.415581][ T32] r4:853c8f00 [ 1336.415786][ T32] INFO: task kworker/0:559:4560 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.415823][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.415882][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.415926][ T32] Call trace: [ 1336.415956][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.416003][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.416050][ T32] r4:00000000 [ 1336.416074][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.416127][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.416172][ T32] 5d20: 8aea9000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.416209][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.416234][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.416258][ T32] r5:800c0113 r4:80239bb0 [ 1336.416279][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.416321][ T32] r4:82ac11e4 [ 1336.416342][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.416384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.416406][ T32] r4:e0545dc0 [ 1336.416456][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.416562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.416655][ T32] r4:00000000 [ 1336.416703][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.416776][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.416814][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.416860][ T32] r5:00001000 r4:e038d000 [ 1336.416880][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.416919][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.416960][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.416995][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.417072][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.417098][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.417150][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.417174][ T32] r4:84b6e700 [ 1336.417195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.417238][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.417261][ T32] r4:00000001 [ 1336.417281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.417315][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.417364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.417397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.417452][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.417489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.417514][ T32] r4:84b6d780 [ 1336.417534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.417559][ T32] INFO: task kworker/0:560:4563 blocked for more than 462 seconds. [ 1336.417602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.417631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.417673][ T32] task:kworker/0:560 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.417743][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.417814][ T32] Call trace: [ 1336.417847][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.417914][ T32] r10:82918930 r9:eb079d84 r8:00000002 r7:60000013 r6:eb079d8c r5:8530e000 [ 1336.417957][ T32] r4:8530e000 [ 1336.417980][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.418045][ T32] r5:8530e000 r4:8291892c [ 1336.418068][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.418118][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.418222][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1336.418320][ T32] r4:00000000 [ 1336.418359][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.418402][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.418497][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.418567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb300 [ 1336.418644][ T32] r4:00000000 [ 1336.427177][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.427278][ T32] r9:83018005 r8:8530e000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1336.427304][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.427375][ T32] r5:00001000 r4:eac4f000 [ 1336.427401][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.427443][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.427542][ T32] r5:853e538c r4:853e5000 [ 1336.427572][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.427622][ T32] r7:dddced80 r6:83018000 r5:853e538c r4:853c6880 [ 1336.427668][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.427726][ T32] r10:61c88647 r9:8530e000 r8:853c68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.427750][ T32] r4:853c6880 [ 1336.427769][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.427887][ T32] r10:00000000 r9:853c6880 r8:8027f5e8 r7:eb091e60 r6:853c6900 r5:8530e000 [ 1336.427915][ T32] r4:00000001 [ 1336.427936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.427973][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1336.428028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.428068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.428235][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.428272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.428340][ T32] r4:853cb0c0 [ 1336.439230][ T32] INFO: task kworker/0:560:4563 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.439353][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.439548][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.439767][ T32] Call trace: [ 1336.439886][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.439948][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.439979][ T32] r4:00000000 [ 1336.440003][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.440048][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.440082][ T32] 5d20: 8b0bb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.440114][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.440143][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.440170][ T32] r5:800c0113 r4:80239bb0 [ 1336.440192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.440238][ T32] r4:82ac11e4 [ 1336.440294][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.440347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.440372][ T32] r4:e0545dc0 [ 1336.440395][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.440478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.440507][ T32] r4:00000000 [ 1336.440541][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.440597][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.440621][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.440668][ T32] r5:00001000 r4:e038d000 [ 1336.440689][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.440733][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.440781][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.440803][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.440855][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.440878][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.440929][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.440954][ T32] r4:84b6e700 [ 1336.440975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.441025][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.441093][ T32] r4:00000001 [ 1336.441118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.441155][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.441206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.441240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.441268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.441297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.441319][ T32] r4:84b6d780 [ 1336.441345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.441376][ T32] INFO: task kworker/0:561:4565 blocked for more than 462 seconds. [ 1336.441409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.441481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.441508][ T32] task:kworker/0:561 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.441584][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.441627][ T32] Call trace: [ 1336.441658][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.441704][ T32] r10:82918930 r9:eb0b5d84 r8:00000002 r7:60000113 r6:eb0b5d8c r5:84940000 [ 1336.441726][ T32] r4:84940000 [ 1336.441746][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.441786][ T32] r5:84940000 r4:8291892c [ 1336.441806][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.441856][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.441908][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1336.441931][ T32] r4:00000000 [ 1336.441950][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.441987][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.442040][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.442097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb800 [ 1336.442135][ T32] r4:00000000 [ 1336.442184][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.442232][ T32] r9:83018005 r8:84940000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1336.442255][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.442307][ T32] r5:00001000 r4:eaea7000 [ 1336.442331][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.442369][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.442411][ T32] r5:853e578c r4:853e5400 [ 1336.442430][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.442480][ T32] r7:dddced80 r6:83018000 r5:853e578c r4:853c6980 [ 1336.442522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.442583][ T32] r10:61c88647 r9:84940000 r8:853c69ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.442610][ T32] r4:853c6980 [ 1336.442630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.442675][ T32] r10:00000000 r9:853c6980 r8:8027f5e8 r7:eb079e60 r6:853c6a00 r5:84940000 [ 1336.442697][ T32] r4:00000001 [ 1336.442716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.442751][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) [ 1336.442777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.442805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.442832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.442884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.442913][ T32] r4:853cb180 [ 1336.443231][ T32] INFO: task kworker/0:561:4565 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.443264][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.443339][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.443384][ T32] Call trace: [ 1336.443436][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.443500][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.443525][ T32] r4:00000000 [ 1336.443544][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.443582][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.443609][ T32] 5d20: 8b0bb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.443639][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.443664][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.443688][ T32] r5:800c0113 r4:80239bb0 [ 1336.443708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.443749][ T32] r4:82ac11e4 [ 1336.443768][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.443809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.443832][ T32] r4:e0545dc0 [ 1336.443852][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.443893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.443915][ T32] r4:00000000 [ 1336.443935][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.444002][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.444028][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.444071][ T32] r5:00001000 r4:e038d000 [ 1336.444096][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.444169][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.444215][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.444234][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.444279][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.444300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.444367][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.444394][ T32] r4:84b6e700 [ 1336.444415][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.444459][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.444488][ T32] r4:00000001 [ 1336.444507][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.444544][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.444603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.444638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.444666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.444694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.444716][ T32] r4:84b6d780 [ 1336.444736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.444760][ T32] INFO: task kworker/0:562:4567 blocked for more than 462 seconds. [ 1336.444787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.444824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.444848][ T32] task:kworker/0:562 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.444915][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.444959][ T32] Call trace: [ 1336.444989][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.445034][ T32] r10:82918930 r9:eb0bdd84 r8:00000002 r7:60000013 r6:eb0bdd8c r5:84941800 [ 1336.445057][ T32] r4:84941800 [ 1336.445076][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.445115][ T32] r5:84941800 r4:8291892c [ 1336.445152][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.445201][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.445247][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0bde08 [ 1336.445275][ T32] r4:00000000 [ 1336.445295][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.445355][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.445418][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.445472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb900 [ 1336.445496][ T32] r4:00000000 [ 1336.445537][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.445594][ T32] r9:83018005 r8:84941800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1336.445617][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.445673][ T32] r5:00001000 r4:eaeb7000 [ 1336.445719][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.445764][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.445805][ T32] r5:853e5b8c r4:853e5800 [ 1336.445825][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.445868][ T32] r7:dddced80 r6:83018000 r5:853e5b8c r4:853c6a80 [ 1336.445898][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.445959][ T32] r10:61c88647 r9:84941800 r8:853c6aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.445986][ T32] r4:853c6a80 [ 1336.446005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.446059][ T32] r10:00000000 r9:853c6a80 r8:8027f5e8 r7:eb0b5e60 r6:853c6b00 r5:84941800 [ 1336.446085][ T32] r4:00000001 [ 1336.446104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.446162][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 1336.446192][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.446221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.446248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.446278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.446303][ T32] r4:853cb040 [ 1336.446497][ T32] INFO: task kworker/0:562:4567 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.446548][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.446635][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.446684][ T32] Call trace: [ 1336.446724][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.446799][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.446827][ T32] r4:00000000 [ 1336.446847][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.446920][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.446953][ T32] 5d20: 8b0bb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.446993][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.447023][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.447048][ T32] r5:800c0113 r4:80239bb0 [ 1336.447069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.447111][ T32] r4:82ac11e4 [ 1336.447131][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.447183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.447232][ T32] r4:e0545dc0 [ 1336.447256][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.447301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.447345][ T32] r4:00000000 [ 1336.447381][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.447431][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.447452][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.447520][ T32] r5:00001000 r4:e038d000 [ 1336.447543][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.447603][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.447650][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.447670][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.447716][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.447736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.447782][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.447805][ T32] r4:84b6e700 [ 1336.447824][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.447868][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.447890][ T32] r4:00000001 [ 1336.447929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.447977][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.448006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.448044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.448078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.448107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.448129][ T32] r4:84b6d780 [ 1336.448150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.448199][ T32] INFO: task kworker/0:563:4570 blocked for more than 462 seconds. [ 1336.448252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.448279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.448300][ T32] task:kworker/0:563 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.448345][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.448387][ T32] Call trace: [ 1336.448416][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.448462][ T32] r10:82918930 r9:eb071d84 r8:00000002 r7:60000013 r6:eb071d8c r5:852ad400 [ 1336.448498][ T32] r4:852ad400 [ 1336.448519][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.448599][ T32] r5:852ad400 r4:8291892c [ 1336.469214][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.469330][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.469394][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1336.469419][ T32] r4:00000000 [ 1336.469484][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.469531][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.469598][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.469652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cba40 [ 1336.469675][ T32] r4:00000000 [ 1336.469746][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.469810][ T32] r9:83018005 r8:852ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1336.469835][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.469882][ T32] r5:00001000 r4:eaec7000 [ 1336.469902][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.469940][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.469983][ T32] r5:853e5f8c r4:853e5c00 [ 1336.470025][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.470100][ T32] r7:dddced80 r6:83018000 r5:853e5f8c r4:853c6b80 [ 1336.470125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.470171][ T32] r10:61c88647 r9:852ad400 r8:853c6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.470207][ T32] r4:853c6b80 [ 1336.470230][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.470276][ T32] r10:00000000 r9:853c6b80 r8:8027f5e8 r7:eb0bde60 r6:853ae200 r5:852ad400 [ 1336.470299][ T32] r4:00000001 [ 1336.470318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.470366][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1336.470402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.470435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.470464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.470525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.470550][ T32] r4:853cb500 [ 1336.471060][ T32] INFO: task kworker/0:563:4570 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.471106][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.471266][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.471322][ T32] Call trace: [ 1336.471355][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.471405][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.471429][ T32] r4:00000000 [ 1336.471448][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.471519][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.471552][ T32] 5d20: 8b3e0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.471603][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.471635][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.471659][ T32] r5:800c0113 r4:80239bb0 [ 1336.471680][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.471722][ T32] r4:82ac11e4 [ 1336.471771][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.471818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.471841][ T32] r4:e0545dc0 [ 1336.471885][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.471934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.471957][ T32] r4:00000000 [ 1336.471978][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.472023][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.472056][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.472104][ T32] r5:00001000 r4:e038d000 [ 1336.472124][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.472162][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.472204][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.472224][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.472275][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.472297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.472366][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.472465][ T32] r4:84b6e700 [ 1336.472498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.472543][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.472565][ T32] r4:00000001 [ 1336.472585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.472620][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.472648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.472676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.472703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.472822][ T32] INFO: task kworker/0:564:4572 blocked for more than 462 seconds. [ 1336.472881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.472912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.472935][ T32] task:kworker/0:564 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.472981][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.473057][ T32] Call trace: [ 1336.473141][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.473193][ T32] r10:82918930 r9:eb0b1d84 r8:00000002 r7:60000013 r6:eb0b1d8c r5:852ae000 [ 1336.473246][ T32] r4:852ae000 [ 1336.473295][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.473345][ T32] r5:852ae000 r4:8291892c [ 1336.473366][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.473407][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.473456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1336.473529][ T32] r4:00000000 [ 1336.473560][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.473600][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.473637][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.473690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cbe80 [ 1336.473718][ T32] r4:00000000 [ 1336.473764][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.473813][ T32] r9:83018005 r8:852ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1336.473835][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.473877][ T32] r5:00001000 r4:eb0a7000 [ 1336.473897][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.473936][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.474003][ T32] r5:853e6b8c r4:853e6800 [ 1336.474059][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.474108][ T32] r7:dddced80 r6:83018000 r5:853e6b8c r4:853c6c00 [ 1336.474130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.474174][ T32] r10:61c88647 r9:852ae000 r8:853c6c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.474197][ T32] r4:853c6c00 [ 1336.474216][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.474259][ T32] r10:00000000 r9:853c6c00 r8:8027f5e8 r7:eb071e60 r6:853ae280 r5:852ae000 [ 1336.474281][ T32] r4:00000001 [ 1336.474300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.474337][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) [ 1336.474363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.474441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.474482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.474543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.474569][ T32] r4:853cb980 [ 1336.474797][ T32] INFO: task kworker/0:564:4572 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.474831][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.474889][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.474948][ T32] Call trace: [ 1336.475007][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.475081][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.475111][ T32] r4:00000000 [ 1336.475131][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.475172][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.475201][ T32] 5d20: 8b3e0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.475231][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.475258][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.475306][ T32] r5:800c0113 r4:80239bb0 [ 1336.475330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.475394][ T32] r4:82ac11e4 [ 1336.475419][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.475476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.475500][ T32] r4:e0545dc0 [ 1336.475520][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.475563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.475586][ T32] r4:00000000 [ 1336.475605][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.475661][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.475695][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.475745][ T32] r5:00001000 r4:e038d000 [ 1336.475767][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.475827][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.475874][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.475893][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.475939][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.475960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.476006][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.476030][ T32] r4:84b6e700 [ 1336.476059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.476108][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.476173][ T32] r4:00000001 [ 1336.476197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.476234][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.476261][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.476290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.476329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.476376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.476406][ T32] r4:84b6d780 [ 1336.476428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.476453][ T32] INFO: task kworker/0:565:4573 blocked for more than 462 seconds. [ 1336.476493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.476517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.476537][ T32] task:kworker/0:565 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.476596][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.476636][ T32] Call trace: [ 1336.476667][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.476712][ T32] r10:82918930 r9:eb0c1d84 r8:00000002 r7:60000113 r6:eb0c1d8c r5:852aec00 [ 1336.476733][ T32] r4:852aec00 [ 1336.476753][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.476793][ T32] r5:852aec00 r4:8291892c [ 1336.476850][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.476918][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.476993][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 1336.477018][ T32] r4:00000000 [ 1336.477038][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.477078][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.477114][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.477179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cbb80 [ 1336.477230][ T32] r4:00000000 [ 1336.477252][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.477298][ T32] r9:83018005 r8:852aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1336.477324][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.477391][ T32] r5:00001000 r4:eaee7000 [ 1336.477456][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.477520][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.477575][ T32] r5:853e638c r4:853e6000 [ 1336.477598][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.477667][ T32] r7:dddced80 r6:83018000 r5:853e638c r4:853c6c80 [ 1336.477692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.477738][ T32] r10:61c88647 r9:852aec00 r8:853c6cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.477777][ T32] r4:853c6c80 [ 1336.477813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.477861][ T32] r10:00000000 r9:853c6c80 r8:8027f5e8 r7:eb0b1e60 r6:853ae300 r5:852aec00 [ 1336.477886][ T32] r4:00000001 [ 1336.477904][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.477938][ T32] Exception stack(0xeb0c1fb0 to 0xeb0c1ff8) [ 1336.477988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.478021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.478048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.478078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.478125][ T32] r4:853cb980 [ 1336.478370][ T32] INFO: task kworker/0:565:4573 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.478407][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.478486][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.478628][ T32] Call trace: [ 1336.507102][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.507205][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.507243][ T32] r4:00000000 [ 1336.507340][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.507451][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.507502][ T32] 5d20: 8b834000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.507559][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.507589][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.507615][ T32] r5:800c0113 r4:80239bb0 [ 1336.507658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.507747][ T32] r4:82ac11e4 [ 1336.507772][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.507817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.507960][ T32] r4:e0545dc0 [ 1336.507992][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.508041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.508064][ T32] r4:00000000 [ 1336.508083][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.508204][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.508231][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.508279][ T32] r5:00001000 r4:e038d000 [ 1336.508305][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.508346][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.508390][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.508425][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.508656][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.516035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.516127][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.516304][ T32] r4:84b6e700 [ 1336.516336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.516384][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.516407][ T32] r4:00000001 [ 1336.516517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.516562][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.516593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.516622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.516679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.516714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.516738][ T32] r4:84b6d780 [ 1336.516813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.516855][ T32] INFO: task kworker/1:161:4575 blocked for more than 463 seconds. [ 1336.516988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.517089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.517123][ T32] task:kworker/1:161 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.517302][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.517368][ T32] Call trace: [ 1336.517402][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.517453][ T32] r10:82918930 r9:eb0b9d84 r8:00000002 r7:60000113 r6:eb0b9d8c r5:852ac800 [ 1336.517481][ T32] r4:852ac800 [ 1336.517609][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.517656][ T32] r5:852ac800 r4:8291892c [ 1336.517677][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.517717][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.517764][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1336.517834][ T32] r4:00000000 [ 1336.517934][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.517984][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.518098][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.518152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d13c0 [ 1336.518181][ T32] r4:00000000 [ 1336.518202][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.518252][ T32] r9:83018205 r8:852ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1336.518275][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.518347][ T32] r5:00001000 r4:eaef7000 [ 1336.518383][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.518514][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.518564][ T32] r5:8533af8c r4:8533ac00 [ 1336.518630][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.532544][ T32] r7:ddde2d80 r6:83018200 r5:8533af8c r4:853ae380 [ 1336.532591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.532734][ T32] r10:61c88647 r9:852ac800 r8:853ae3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.532765][ T32] r4:853ae380 [ 1336.532786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.532833][ T32] r10:00000000 r9:853ae380 r8:8027f5e8 r7:dfa85e60 r6:853ae400 r5:852ac800 [ 1336.532944][ T32] r4:00000001 [ 1336.533043][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.533253][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1336.533287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.533318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.533360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.533392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.533518][ T32] r4:853d1300 [ 1336.533930][ T32] INFO: task kworker/1:161:4575 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.533968][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.534199][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.534304][ T32] Call trace: [ 1336.534335][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.534386][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.534409][ T32] r4:00000000 [ 1336.534430][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.534473][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.534521][ T32] 5d20: 8bc6c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.534619][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.534828][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.534857][ T32] r5:800c0113 r4:80239bb0 [ 1336.534878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.534923][ T32] r4:82ac11e4 [ 1336.534943][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.534986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.535008][ T32] r4:e0545dc0 [ 1336.535027][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.535416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.535447][ T32] r4:00000000 [ 1336.535475][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.535524][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.535814][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.535895][ T32] r5:00001000 r4:e038d000 [ 1336.535921][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.535961][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.536003][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.536039][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.536139][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.536213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.536323][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.536403][ T32] r4:84b6e700 [ 1336.536523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.536580][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.536603][ T32] r4:00000001 [ 1336.536623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.536685][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.536790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.536912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.536967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.537005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.537028][ T32] r4:84b6d780 [ 1336.537098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.537143][ T32] INFO: task kworker/1:162:4577 blocked for more than 463 seconds. [ 1336.537177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.537205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.537226][ T32] task:kworker/1:162 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.537271][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.537312][ T32] Call trace: [ 1336.537353][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.537402][ T32] r10:82918930 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:852aa400 [ 1336.537426][ T32] r4:852aa400 [ 1336.537445][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.537520][ T32] r5:852aa400 r4:8291892c [ 1336.537577][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.537621][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.537669][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1336.537692][ T32] r4:00000000 [ 1336.537711][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.537804][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.537894][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.537947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d17c0 [ 1336.537971][ T32] r4:00000000 [ 1336.537990][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.538087][ T32] r9:83018205 r8:852aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1336.538118][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.538161][ T32] r5:00001000 r4:eb0e3000 [ 1336.538181][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.538346][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.538399][ T32] r5:8533b38c r4:8533b000 [ 1336.538419][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.538463][ T32] r7:ddde2d80 r6:83018200 r5:8533b38c r4:853ae480 [ 1336.538520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.538598][ T32] r10:61c88647 r9:852aa400 r8:853ae4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.546529][ T32] r4:853ae480 [ 1336.546585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.546653][ T32] r10:00000000 r9:853ae480 r8:8027f5e8 r7:dfa85e60 r6:853ae500 r5:852aa400 [ 1336.546717][ T32] r4:00000001 [ 1336.546768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.546818][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1336.547004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.547055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.547087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.547117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.547145][ T32] r4:853d1240 [ 1336.547547][ T32] INFO: task kworker/1:162:4577 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.547679][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.547805][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.547856][ T32] Call trace: [ 1336.547990][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.548048][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.548295][ T32] r4:00000000 [ 1336.548392][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.548538][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.548580][ T32] 5d20: 8bc6c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.548612][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.562080][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.562191][ T32] r5:800c0113 r4:80239bb0 [ 1336.562218][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.562283][ T32] r4:82ac11e4 [ 1336.562305][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.562421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.562450][ T32] r4:e0545dc0 [ 1336.562480][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.562546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.562605][ T32] r4:00000000 [ 1336.562633][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.562708][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.562750][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.562802][ T32] r5:00001000 r4:e038d000 [ 1336.562842][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.562916][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.562965][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.562986][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.563035][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.563057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.563102][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.563124][ T32] r4:84b6e700 [ 1336.563144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.563212][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.563239][ T32] r4:00000001 [ 1336.563315][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.563365][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.563395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.563425][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.563453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.563492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.563532][ T32] r4:84b6d780 [ 1336.563561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.563593][ T32] INFO: task kworker/0:566:4579 blocked for more than 463 seconds. [ 1336.563627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.563653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.563675][ T32] task:kworker/0:566 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.563759][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.563816][ T32] Call trace: [ 1336.563849][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.563912][ T32] r10:82918930 r9:eb0cdd84 r8:00000002 r7:60000113 r6:eb0cdd8c r5:848d8000 [ 1336.563978][ T32] r4:848d8000 [ 1336.564003][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.564046][ T32] r5:848d8000 r4:8291892c [ 1336.564065][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.564201][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.564253][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1336.564277][ T32] r4:00000000 [ 1336.564296][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.564333][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.564412][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.564475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb500 [ 1336.564511][ T32] r4:00000000 [ 1336.564534][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.564582][ T32] r9:83018005 r8:848d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1336.564603][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.564645][ T32] r5:00001000 r4:eb053000 [ 1336.564665][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.564704][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.564771][ T32] r5:853e678c r4:853e6400 [ 1336.564801][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.564897][ T32] r7:dddced80 r6:83018000 r5:853e678c r4:853c6d00 [ 1336.564922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.564970][ T32] r10:61c88647 r9:848d8000 r8:853c6d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.565017][ T32] r4:853c6d00 [ 1336.565041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.565086][ T32] r10:00000000 r9:853c6d00 r8:8027f5e8 r7:eb0b1e60 r6:853ae580 r5:848d8000 [ 1336.565108][ T32] r4:00000001 [ 1336.565132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.565168][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1336.565220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.565253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.565342][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.565403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.565435][ T32] r4:853cbc40 [ 1336.565880][ T32] INFO: task kworker/0:566:4579 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.565918][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.566062][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.566114][ T32] Call trace: [ 1336.566169][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.566240][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.566326][ T32] r4:00000000 [ 1336.566355][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.566423][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.566496][ T32] 5d20: 8c063000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.566553][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.566580][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.566605][ T32] r5:800c0113 r4:80239bb0 [ 1336.566627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.566672][ T32] r4:82ac11e4 [ 1336.566693][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.566761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.566789][ T32] r4:e0545dc0 [ 1336.566815][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.566859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.566910][ T32] r4:00000000 [ 1336.566934][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.566981][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.567026][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.567138][ T32] r5:00001000 r4:e038d000 [ 1336.567188][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.567258][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.567304][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.567324][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.567371][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.567392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.567476][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.567505][ T32] r4:84b6e700 [ 1336.567549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.567598][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.567627][ T32] r4:00000001 [ 1336.567649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.567783][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.567814][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.567857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.567914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.567946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.567971][ T32] r4:84b6d780 [ 1336.567990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.568016][ T32] INFO: task kworker/0:567:4581 blocked for more than 463 seconds. [ 1336.568045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.568111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.568161][ T32] task:kworker/0:567 state:D stack:0 pid:4581 tgid:4581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.568303][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.568347][ T32] Call trace: [ 1336.568429][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.568514][ T32] r10:82918930 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:848d8c00 [ 1336.568624][ T32] r4:848d8c00 [ 1336.589794][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.589912][ T32] r5:848d8c00 r4:8291892c [ 1336.589969][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.590021][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.590077][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1336.590105][ T32] r4:00000000 [ 1336.590128][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.590175][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.590222][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.590272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb980 [ 1336.590300][ T32] r4:00000000 [ 1336.590323][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.590385][ T32] r9:83018005 r8:848d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1336.590436][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.590562][ T32] r5:00001000 r4:eb0d7000 [ 1336.590645][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.590720][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.590798][ T32] r5:853e6f8c r4:853e6c00 [ 1336.590830][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.590889][ T32] r7:dddced80 r6:83018000 r5:853e6f8c r4:853c6d80 [ 1336.590963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.591022][ T32] r10:61c88647 r9:848d8c00 r8:853c6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.591049][ T32] r4:853c6d80 [ 1336.591098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.591173][ T32] r10:00000000 r9:853c6d80 r8:8027f5e8 r7:eb0b1e60 r6:853ae600 r5:848d8c00 [ 1336.591201][ T32] r4:00000001 [ 1336.591271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.591313][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) [ 1336.591346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.591386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.591415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.591445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.591503][ T32] r4:853cbb40 [ 1336.591919][ T32] INFO: task kworker/0:567:4581 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.591956][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.592076][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.592165][ T32] Call trace: [ 1336.592244][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.592297][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.592349][ T32] r4:00000000 [ 1336.592441][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.592494][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.592525][ T32] 5d20: 8c477000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.592557][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.592582][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.592607][ T32] r5:800c0113 r4:80239bb0 [ 1336.592627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.592670][ T32] r4:82ac11e4 [ 1336.592716][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.592764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.592815][ T32] r4:e0545dc0 [ 1336.592839][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.592884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.592930][ T32] r4:00000000 [ 1336.592978][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.593045][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.593069][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.593111][ T32] r5:00001000 r4:e038d000 [ 1336.593132][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.593171][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.593212][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.593232][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.593300][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.593326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.593372][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.593406][ T32] r4:84b6e700 [ 1336.593453][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.593524][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.593553][ T32] r4:00000001 [ 1336.593574][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.593610][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.593636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.593679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.593733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.593791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.593841][ T32] r4:84b6d780 [ 1336.593867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.593921][ T32] INFO: task kworker/0:568:4583 blocked for more than 463 seconds. [ 1336.593962][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.593989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.594010][ T32] task:kworker/0:568 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.594068][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.594147][ T32] Call trace: [ 1336.594180][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.594227][ T32] r10:82918930 r9:eb0e1d84 r8:00000002 r7:60000113 r6:eb0e1d8c r5:84943000 [ 1336.594249][ T32] r4:84943000 [ 1336.594269][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.594308][ T32] r5:84943000 r4:8291892c [ 1336.594329][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.594369][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.594440][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 [ 1336.594472][ T32] r4:00000000 [ 1336.594493][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.594548][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.594586][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.594654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d1900 [ 1336.594707][ T32] r4:00000000 [ 1336.594757][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.594812][ T32] r9:83018005 r8:84943000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1336.594834][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.594904][ T32] r5:00001000 r4:eb0ef000 [ 1336.594928][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.594968][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.595009][ T32] r5:8533b78c r4:8533b400 [ 1336.595053][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.595109][ T32] r7:dddced80 r6:83018000 r5:8533b78c r4:853c6e00 [ 1336.595129][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.595193][ T32] r10:61c88647 r9:84943000 r8:853c6e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.595221][ T32] r4:853c6e00 [ 1336.595241][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.595285][ T32] r10:00000000 r9:853c6e00 r8:8027f5e8 r7:eb0d5e60 r6:853c6e80 r5:84943000 [ 1336.595309][ T32] r4:00000001 [ 1336.595328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.595364][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1336.595391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.595421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.595470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.595525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.595552][ T32] r4:853cbe00 [ 1336.595774][ T32] INFO: task kworker/0:568:4583 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.595808][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.595882][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.595930][ T32] Call trace: [ 1336.595963][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.596067][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.596145][ T32] r4:00000000 [ 1336.596169][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.596232][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.596290][ T32] 5d20: 8c477000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.596322][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.596350][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.596374][ T32] r5:800c0113 r4:80239bb0 [ 1336.596394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.596435][ T32] r4:82ac11e4 [ 1336.596526][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.596576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.596599][ T32] r4:e0545dc0 [ 1336.596645][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.596691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.596714][ T32] r4:00000000 [ 1336.596734][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.596780][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.596801][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.596842][ T32] r5:00001000 r4:e038d000 [ 1336.596863][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.596927][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.597101][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.597204][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.597254][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.597275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.597432][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.597526][ T32] r4:84b6e700 [ 1336.597625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.597718][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.597745][ T32] r4:00000001 [ 1336.597766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.597852][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.597882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.597914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.597963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.598042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.598070][ T32] r4:84b6d780 [ 1336.598090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.598114][ T32] INFO: task kworker/1:163:4586 blocked for more than 463 seconds. [ 1336.598142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.598233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.598258][ T32] task:kworker/1:163 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.598328][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.598477][ T32] Call trace: [ 1336.598525][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.615811][ T32] r10:82918930 r9:eb0f9d84 r8:00000002 r7:60000113 r6:eb0f9d8c r5:84942400 [ 1336.615976][ T32] r4:84942400 [ 1336.616031][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.616100][ T32] r5:84942400 r4:8291892c [ 1336.616145][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.616192][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.616264][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1336.616294][ T32] r4:00000000 [ 1336.616314][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.616354][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.616396][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.616439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d1a40 [ 1336.616462][ T32] r4:00000000 [ 1336.616488][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.616537][ T32] r9:83018205 r8:84942400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1336.616559][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.616604][ T32] r5:00001000 r4:eb123000 [ 1336.616624][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.616663][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.616711][ T32] r5:8533bb8c r4:8533b800 [ 1336.616733][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.616781][ T32] r7:ddde2d80 r6:83018200 r5:8533bb8c r4:853ae680 [ 1336.616803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.616862][ T32] r10:61c88647 r9:84942400 r8:853ae6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.616967][ T32] r4:853ae680 [ 1336.617087][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.617137][ T32] r10:00000000 r9:853ae680 r8:8027f5e8 r7:dfa85e60 r6:853c6f00 r5:84942400 [ 1336.617208][ T32] r4:00000001 [ 1336.617331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.617396][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1336.617444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.617488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.617520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.617552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.617576][ T32] r4:853d1640 [ 1336.618134][ T32] INFO: task kworker/1:163:4586 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.618173][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.618317][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.618460][ T32] Call trace: [ 1336.618555][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.618671][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.631475][ T32] r4:00000000 [ 1336.631521][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.631586][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.631620][ T32] 5d20: 8c8e4000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.631661][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.631694][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.631767][ T32] r5:800c0113 r4:80239bb0 [ 1336.631792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.631841][ T32] r4:82ac11e4 [ 1336.631864][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.631930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.631957][ T32] r4:e0545dc0 [ 1336.631995][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.632042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.632087][ T32] r4:00000000 [ 1336.632110][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.632157][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.632190][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.632239][ T32] r5:00001000 r4:e038d000 [ 1336.632260][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.632299][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.632340][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.632361][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.632408][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.632430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.632479][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.632503][ T32] r4:84b6e700 [ 1336.632522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.632565][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.632588][ T32] r4:00000001 [ 1336.632608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.632664][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.632704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.632809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.632842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.632872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.632896][ T32] r4:84b6d780 [ 1336.632921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.632953][ T32] INFO: task kworker/0:569:4587 blocked for more than 463 seconds. [ 1336.632986][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.633035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.633078][ T32] task:kworker/0:569 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.633198][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.633243][ T32] Call trace: [ 1336.633325][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.633373][ T32] r10:82918930 r9:eb0fdd84 r8:00000002 r7:60000013 r6:eb0fdd8c r5:84944800 [ 1336.633396][ T32] r4:84944800 [ 1336.633415][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.633485][ T32] r5:84944800 r4:8291892c [ 1336.633523][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.633592][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.633665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [ 1336.633707][ T32] r4:00000000 [ 1336.633731][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.633771][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.633820][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.633865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba5c0 [ 1336.634028][ T32] r4:00000000 [ 1336.634125][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.634311][ T32] r9:83018005 r8:84944800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1336.634337][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.634393][ T32] r5:00001000 r4:eb10b000 [ 1336.634417][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.634615][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.634665][ T32] r5:853e778c r4:853e7400 [ 1336.634684][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.634728][ T32] r7:dddced80 r6:83018000 r5:853e778c r4:853c6f80 [ 1336.634748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.634792][ T32] r10:61c88647 r9:84944800 r8:853c6fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.634815][ T32] r4:853c6f80 [ 1336.634834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.634902][ T32] r10:00000000 r9:853c6f80 r8:8027f5e8 r7:eb0e1e60 r6:853c1000 r5:84944800 [ 1336.634976][ T32] r4:00000001 [ 1336.635076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.635114][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1336.635142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.635171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.635274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.635351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.635476][ T32] r4:853ba040 [ 1336.635922][ T32] INFO: task kworker/0:569:4587 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.636024][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.636403][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.636453][ T32] Call trace: [ 1336.636613][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.636794][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.636822][ T32] r4:00000000 [ 1336.636842][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.636904][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.637001][ T32] 5d20: 8c8e4000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.637200][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.637229][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.637254][ T32] r5:800c0113 r4:80239bb0 [ 1336.637309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.637359][ T32] r4:82ac11e4 [ 1336.637388][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.637431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.637453][ T32] r4:e0545dc0 [ 1336.637480][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.637536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.637593][ T32] r4:00000000 [ 1336.637616][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.637662][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.637683][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.637725][ T32] r5:00001000 r4:e038d000 [ 1336.637766][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.637808][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.637863][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.637914][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.637963][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.638061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.638110][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.638133][ T32] r4:84b6e700 [ 1336.638152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.638195][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.638242][ T32] r4:00000001 [ 1336.638266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.638304][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.638330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.638358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.638385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.638430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.638514][ T32] r4:84b6d780 [ 1336.638545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.638608][ T32] INFO: task kworker/0:570:4589 blocked for more than 463 seconds. [ 1336.659077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.659125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.659149][ T32] task:kworker/0:570 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.659209][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.659268][ T32] Call trace: [ 1336.659300][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.659381][ T32] r10:82918930 r9:eb109d84 r8:00000002 r7:60000013 r6:eb109d8c r5:84945400 [ 1336.659411][ T32] r4:84945400 [ 1336.659432][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.659489][ T32] r5:84945400 r4:8291892c [ 1336.659534][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.659614][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.659665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1336.659689][ T32] r4:00000000 [ 1336.659709][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.659746][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.659786][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.659828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba340 [ 1336.659851][ T32] r4:00000000 [ 1336.659887][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.659939][ T32] r9:83018005 r8:84945400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1336.659961][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.660003][ T32] r5:00001000 r4:eb0ff000 [ 1336.660048][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.660096][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.660141][ T32] r5:853e738c r4:853e7000 [ 1336.660162][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.660208][ T32] r7:dddced80 r6:83018000 r5:853e738c r4:853c1080 [ 1336.660229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.660289][ T32] r10:61c88647 r9:84945400 r8:853c10ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.660314][ T32] r4:853c1080 [ 1336.660403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.660455][ T32] r10:00000000 r9:853c1080 r8:8027f5e8 r7:eb0fde60 r6:853c1100 r5:84945400 [ 1336.660573][ T32] r4:00000001 [ 1336.660673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.660763][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1336.660796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.660850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.660902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.661090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.661189][ T32] r4:853ba1c0 [ 1336.661589][ T32] INFO: task kworker/0:570:4589 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.661625][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.661713][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.661918][ T32] Call trace: [ 1336.661964][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.662014][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.662070][ T32] r4:00000000 [ 1336.662120][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.662163][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.662192][ T32] 5d20: 8cb69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.662258][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.662289][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.662313][ T32] r5:800c0113 r4:80239bb0 [ 1336.662358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.662404][ T32] r4:82ac11e4 [ 1336.662450][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.662520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.662546][ T32] r4:e0545dc0 [ 1336.662579][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.662653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.662680][ T32] r4:00000000 [ 1336.662720][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.662777][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.662799][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.662840][ T32] r5:00001000 r4:e038d000 [ 1336.662860][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.662900][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.662942][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.662984][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.663035][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.663056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.663101][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.663134][ T32] r4:84b6e700 [ 1336.663181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.663229][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.663254][ T32] r4:00000001 [ 1336.663273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.663307][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.663334][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.663489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.663961][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.664607][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.665087][ T32] r5:00001000 r4:eb117000 [ 1336.665122][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.665190][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.665243][ T32] r5:853e7b8c r4:853e7800 [ 1336.665287][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.665361][ T32] r7:dddced80 r6:83018000 r5:853e7b8c r4:853c1180 [ 1336.665414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.665473][ T32] r10:61c88647 r9:84946000 r8:853c11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.665497][ T32] r4:853c1180 [ 1336.665516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.665560][ T32] r10:00000000 r9:853c1180 r8:8027f5e8 r7:eb0fde60 r6:853c1200 r5:84946000 [ 1336.665606][ T32] r4:00000001 [ 1336.665629][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.665665][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1336.665716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.665773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.665804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.665834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.665900][ T32] r4:853ba440 [ 1336.666102][ T32] INFO: task kworker/0:571:4591 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.666139][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.666252][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.666402][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1336.666874][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.667044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 8 printk messages dropped ** [ 1336.667458][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.667731][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 6 printk messages dropped ** [ 1336.668078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.668538][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.690876][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1336.691304][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.691401][ T32] r9:83018005 r8:84946c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1336.691452][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.691550][ T32] r5:00001000 r4:eb14b000 [ 1336.691575][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.691621][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.691667][ T32] r5:853e7f8c r4:853e7c00 [ 1336.691687][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.691758][ T32] r7:dddced80 r6:83018000 r5:853e7f8c r4:853c1280 [ 1336.691783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.691828][ T32] r10:61c88647 r9:84946c00 r8:853c12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.691852][ T32] r4:853c1280 [ 1336.691872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.691916][ T32] r10:00000000 r9:853c1280 r8:8027f5e8 r7:eb115e60 r6:853c1300 r5:84946c00 [ 1336.691938][ T32] r4:00000001 [ 1336.691960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.691998][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1336.692028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.692057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.692134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.692168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.692192][ T32] r4:853ba640 [ 1336.692577][ T32] INFO: task kworker/0:572:4593 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.692613][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.692839][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.692916][ T32] Call trace: [ 1336.692952][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.693002][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.693099][ T32] r4:00000000 [ 1336.693172][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.693263][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.693296][ T32] 5d20: 8ceda000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.693325][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.693449][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.693482][ T32] r5:800c0113 r4:80239bb0 [ 1336.693554][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.693600][ T32] r4:82ac11e4 [ 1336.693620][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.693685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.693735][ T32] r4:e0545dc0 [ 1336.693759][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.693802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.693826][ T32] r4:00000000 [ 1336.693845][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.693914][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.694037][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.694156][ T32] r5:00001000 r4:e038d000 [ 1336.694178][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.694360][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.694406][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.694472][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.694549][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.694571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.694616][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.694638][ T32] r4:84b6e700 [ 1336.694657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1336.695153][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.695608][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.695784][ T32] r4:848d9800 [ 1336.695803][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.695841][ T32] r5:848d9800 r4:8291892c [ 1336.695883][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.695990][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.696040][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1336.696080][ T32] r4:00000000 [ 1336.696103][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.696153][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.696195][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.696284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac040 [ 1336.696381][ T32] r4:00000000 [ 1336.696404][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.696482][ T32] r9:83018205 r8:848d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1336.696661][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.696708][ T32] r5:00001000 r4:eb35b000 [ 1336.696728][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.696768][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.696809][ T32] r5:8535878c r4:85358400 [ 1336.696931][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.697271][ T32] r10:61c88647 r9:848d9800 r8:853ae72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.697969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.729932][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1336.730433][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1336.730872][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1336.731659][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1336.732057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.732164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.732206][ T32] r4:84b6d780 [ 1336.732264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.732324][ T32] INFO: task kworker/1:165:4596 blocked for more than 463 seconds. [ 1336.732397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.732457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.732506][ T32] task:kworker/1:165 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.732614][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.732689][ T32] Call trace: [ 1336.732782][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1336.732867][ T32] r10:82918930 r9:eb0edd84 r8:00000002 r7:60000113 r6:eb0edd8c r5:848da400 [ 1336.732910][ T32] r4:848da400 [ 1336.732963][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.733061][ T32] r5:848da400 r4:8291892c [ 1336.733102][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.733177][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.733260][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1336.733302][ T32] r4:00000000 [ 1336.733338][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.733406][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.733480][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.733559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d1e00 [ 1336.733600][ T32] r4:00000000 [ 1336.733637][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.733743][ T32] r9:83018205 r8:848da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1336.733790][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.733868][ T32] r5:00001000 r4:eb13f000 [ 1336.733905][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.733976][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.734057][ T32] r5:844e4b8c r4:844e4800 [ 1336.734095][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.734299][ T32] r10:61c88647 r9:848da400 r8:853ae82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.735008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.736422][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.736587][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.736673][ T32] 5d20: 8d428000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.736839][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.736947][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.737000][ T32] r5:800c0113 r4:80239bb0 [ 1336.737040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.737115][ T32] r4:82ac11e4 [ 1336.737154][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.737231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.737273][ T32] r4:e0545dc0 [ 1336.737312][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.737424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.737479][ T32] r4:00000000 [ 1336.737517][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.737653][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.737763][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.737849][ T32] r5:00001000 r4:e038d000 [ 1336.737887][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.737956][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.738032][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.738071][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.738154][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1336.738195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.738285][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1336.759021][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.759588][ T32] r4:84b6d780 ** 8 printk messages dropped ** [ 1336.760204][ T32] r10:82918930 r9:eb13dd84 r8:00000002 r7:60000013 r6:eb13dd8c r5:848db000 ** 13 printk messages dropped ** [ 1336.761159][ T32] r9:83018005 r8:848db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1336.761200][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.761278][ T32] r5:00001000 r4:eb157000 [ 1336.761335][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.761434][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.761537][ T32] r5:853f038c r4:853f0000 [ 1336.761578][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.761661][ T32] r7:dddced80 r6:83018000 r5:853f038c r4:853c1380 [ 1336.761728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.761820][ T32] r10:61c88647 r9:848db000 r8:853c13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.761864][ T32] r4:853c1380 [ 1336.761902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.761982][ T32] r10:00000000 r9:853c1380 r8:8027f5e8 r7:eb121e60 r6:853ae900 r5:848db000 [ 1336.762024][ T32] r4:00000001 [ 1336.762061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.762124][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1336.762253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.762342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.762399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.762453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.763752][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1336.765021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 15 printk messages dropped ** [ 1336.766239][ T32] r4:84b6e700 ** 8 printk messages dropped ** [ 1336.766931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1336.768363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1336.768404][ T32] r4:00000000 [ 1336.768440][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.768542][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.792780][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.793030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ffb40 [ 1336.793079][ T32] r4:00000000 [ 1336.793120][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.793209][ T32] r9:83018205 r8:848dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.793253][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.793335][ T32] r5:00001000 r4:e04eb000 [ 1336.793391][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.793479][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.794573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.796545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 19 printk messages dropped ** [ 1336.798081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.798174][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1336.798218][ T32] r4:00000001 [ 1336.798772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.819441][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1336.819546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.819628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.819697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.819768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1336.820095][ T32] task:kworker/0:574 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.821682][ T32] r5:00001000 r4:eb163000 ** 1 printk messages dropped ** [ 1336.821810][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1336.822972][ T32] r4:853baa80 ** 10 printk messages dropped ** [ 1336.824543][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 20 printk messages dropped ** [ 1336.826127][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1336.827266][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.828404][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.855611][ T32] r5:00001000 r4:eb1a7000 [ 1336.855703][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.855862][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.855952][ T32] r5:853f178c r4:853f1400 [ 1336.856020][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.856115][ T32] r7:dddced80 r6:83018000 r5:853f178c r4:853c1480 [ 1336.856159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.856260][ T32] r10:61c88647 r9:848dbc00 r8:853c14ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.856313][ T32] r4:853c1480 [ 1336.856354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.856441][ T32] r10:00000000 r9:853c1480 r8:8027f5e8 r7:eb171e60 r6:853aeb00 r5:848dbc00 [ 1336.856533][ T32] r4:00000001 [ 1336.856605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.856691][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1336.856772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.856835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.856978][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.857073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.857125][ T32] r4:853bac40 [ 1336.857927][ T32] INFO: task kworker/0:575:4605 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.858039][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.858171][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.858323][ T32] Call trace: [ 1336.858388][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.858485][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.858679][ T32] r4:00000000 [ 1336.873481][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.873627][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.873718][ T32] 5d20: 8ddd0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.873796][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.873854][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 8 printk messages dropped ** [ 1336.874541][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.875599][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1336.877927][ T32] r10:82918930 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:84a30000 ** 15 printk messages dropped ** [ 1336.890141][ T32] r5:00001000 r4:eb173000 ** 3 printk messages dropped ** [ 1336.890449][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1336.893252][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1336.894103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 18 printk messages dropped ** [ 1336.895326][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1336.896127][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.896796][ T32] r4:00000000 [ 1336.896833][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1336.896902][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.896970][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.897066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba880 [ 1336.897156][ T32] r4:00000000 [ 1336.897213][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.897325][ T32] r9:83018005 r8:84a31800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1336.897375][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.897452][ T32] r5:00001000 r4:eb187000 [ 1336.897492][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.897567][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.897643][ T32] r5:853f0f8c r4:853f0c00 [ 1336.897685][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.897774][ T32] r7:dddced80 r6:83018000 r5:853f0f8c r4:853c1580 [ 1336.897814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.897897][ T32] r10:61c88647 r9:84a31800 r8:853c15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.897940][ T32] r4:853c1580 [ 1336.897976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.898055][ T32] r10:00000000 r9:853c1580 r8:8027f5e8 r7:eb17de60 r6:853aec00 r5:84a31800 ** 2 printk messages dropped ** [ 1336.898221][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) ** 11 printk messages dropped ** [ 1336.925078][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1336.925808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 18 printk messages dropped ** [ 1336.927128][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1336.928074][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.946777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cbcc0 ** 14 printk messages dropped ** [ 1336.948177][ T32] r10:00000000 r9:853c1600 r8:8027f5e8 r7:eb17de60 r6:853aec80 r5:84a32400 ** 19 printk messages dropped ** [ 1336.961076][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 16 printk messages dropped ** [ 1336.962223][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1336.963571][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.964704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0040 ** 12 printk messages dropped ** [ 1336.965888][ T32] r4:853c1680 ** 7 printk messages dropped ** [ 1336.966459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.966536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.966585][ T32] r4:853d1f40 [ 1336.966964][ T32] INFO: task kworker/0:579:4613 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1336.967028][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.967193][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.967282][ T32] Call trace: [ 1336.967340][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1336.967428][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1336.967472][ T32] r4:00000000 [ 1336.967512][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.967583][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1336.967637][ T32] 5d20: 8e40c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1336.967815][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1336.967873][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1336.967921][ T32] r5:800c0113 r4:80239bb0 [ 1336.967960][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.968072][ T32] r4:82ac11e4 [ 1336.968116][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.968194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1336.968239][ T32] r4:e0545dc0 [ 1336.968314][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1336.968398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1336.968478][ T32] r4:00000000 [ 1336.968563][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1336.990048][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.990251][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.990391][ T32] r5:00001000 r4:e038d000 [ 1336.990454][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1336.990564][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.990658][ T32] r5:84ab1b8c r4:84ab1800 [ 1336.990705][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.991478][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 14 printk messages dropped ** [ 1336.993044][ T32] r4:84a33c00 [ 1336.993089][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.993164][ T32] r5:84a33c00 r4:8291892c [ 1336.993271][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.993350][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.993484][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.994324][ T32] r5:00001000 r4:dfd95000 ** 3 printk messages dropped ** [ 1336.994647][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1336.996826][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 20 printk messages dropped ** [ 1336.998427][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1337.033219][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1337.035365][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1337.036530][ T32] r10:61c88647 r9:84a35400 r8:853c17ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1337.064427][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1337.065029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.065077][ T32] r4:e0545dc0 [ 1337.065121][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.065207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.065277][ T32] r4:00000000 [ 1337.065393][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.065501][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.065568][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.065669][ T32] r5:00001000 r4:e038d000 [ 1337.065715][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.065806][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.065895][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.065941][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.066051][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.066159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.066263][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.066314][ T32] r4:84b6e700 [ 1337.066357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.066444][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1337.067256][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1337.068452][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 ** 9 printk messages dropped ** [ 1337.080300][ T32] r5:00001000 r4:eb1d7000 ** 7 printk messages dropped ** [ 1337.080903][ T32] r4:853c1800 ** 10 printk messages dropped ** [ 1337.082590][ T32] INFO: task kworker/0:582:4619 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 22 printk messages dropped ** [ 1337.084394][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1337.086114][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1337.087406][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1337.088598][ T32] r10:61c88647 r9:84940c00 r8:853c18ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1337.130677][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 15 printk messages dropped ** [ 1337.131875][ T32] r5:00001000 r4:e038d000 ** 12 printk messages dropped ** [ 1337.132951][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 14 printk messages dropped ** [ 1337.134013][ T32] r4:84943c00 [ 1337.134059][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.134140][ T32] r5:84943c00 r4:8291892c [ 1337.134200][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.134291][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.134407][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1337.134480][ T32] r4:00000000 [ 1337.134548][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.134656][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.134749][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.134844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0700 [ 1337.134891][ T32] r4:00000000 [ 1337.134932][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.135022][ T32] r9:83018005 r8:84943c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1337.135068][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.135150][ T32] r5:00001000 r4:dfa6f000 [ 1337.135192][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.135273][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.135357][ T32] r5:853f2b8c r4:853f2800 [ 1337.135414][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.135506][ T32] r7:dddced80 r6:83018000 r5:853f2b8c r4:853c1980 [ 1337.135551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.136203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.138149][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 17 printk messages dropped ** [ 1337.169507][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 14 printk messages dropped ** [ 1337.170578][ T32] INFO: task kworker/0:585:4625 blocked for more than 463 seconds. ** 16 printk messages dropped ** [ 1337.172153][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1337.173173][ T32] r10:61c88647 r9:8530ec00 r8:853c1aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1337.175249][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1337.176247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 19 printk messages dropped ** [ 1337.177906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1337.200484][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 ** 9 printk messages dropped ** [ 1337.201304][ T32] r5:00001000 r4:dfe83000 [ 1337.201365][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.201464][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.201556][ T32] r5:853f338c r4:853f3000 [ 1337.201599][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.201711][ T32] r7:dddced80 r6:83018000 r5:853f338c r4:853c1b80 [ 1337.201787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.201886][ T32] r10:61c88647 r9:8530bc00 r8:853c1bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.201931][ T32] r4:853c1b80 [ 1337.201974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.202064][ T32] r10:00000000 r9:853c1b80 r8:8027f5e8 r7:eaf69e60 r6:853c1c00 r5:8530bc00 [ 1337.202112][ T32] r4:00000001 [ 1337.202154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.202226][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1337.202288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.202348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.202404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.202479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.202575][ T32] r4:853c0800 [ 1337.203320][ T32] INFO: task kworker/0:586:4627 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.203413][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.203565][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.203668][ T32] Call trace: [ 1337.203765][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1337.203872][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.203927][ T32] r4:00000000 [ 1337.203971][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.204067][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1337.204154][ T32] 5d20: 8f7ad000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1337.204224][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1337.204331][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1337.204389][ T32] r5:800c0113 r4:80239bb0 [ 1337.204434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1337.204999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 15 printk messages dropped ** [ 1337.206451][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1337.207282][ T32] task:kworker/0:587 state:D stack:0 pid:4629 tgid:4629 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1337.235359][ T32] r5:00001000 r4:e036f000 ** 1 printk messages dropped ** [ 1337.235486][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1337.236652][ T32] r4:853c09c0 [ 1337.237376][ T32] INFO: task kworker/0:587:4629 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.237461][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.237619][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.237723][ T32] Call trace: [ 1337.237803][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1337.237903][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.237952][ T32] r4:00000000 [ 1337.237992][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.238070][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1337.238179][ T32] 5d20: 8f9aa000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1337.238278][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1337.238353][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1337.238421][ T32] r5:800c0113 r4:80239bb0 [ 1337.238469][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.238611][ T32] r4:82ac11e4 [ 1337.248577][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1337.250316][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.250362][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.250457][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.250520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.250620][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.250670][ T32] r4:84b6e700 [ 1337.250712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.250812][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1337.251605][ T32] Not tainted 6.15.0-syzkaller #0 ** 15 printk messages dropped ** [ 1337.252845][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.253462][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1337.255530][ T32] INFO: task kworker/0:588:4631 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 21 printk messages dropped ** [ 1337.257224][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 14 printk messages dropped ** [ 1337.258311][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1337.258367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.258523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.258589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.283704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.283884][ T32] r4:84b6d780 [ 1337.284049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.284265][ T32] INFO: task kworker/0:589:4633 blocked for more than 463 seconds. [ 1337.284478][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.284777][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.286428][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 ** 9 printk messages dropped ** [ 1337.288327][ T32] r5:00001000 r4:e041f000 ** 1 printk messages dropped ** [ 1337.288536][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.312560][ T32] r7:dddced80 r6:83018000 r5:853f3f8c r4:853c1e80 ** 2 printk messages dropped ** [ 1337.312820][ T32] r4:853c1e80 [ 1337.312863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.312963][ T32] r10:00000000 r9:853c1e80 r8:8027f5e8 r7:eaf91e60 r6:853c1f00 r5:85311800 [ 1337.313029][ T32] r4:00000001 [ 1337.313077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.313151][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1337.313228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.313291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.313357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.313417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.313471][ T32] r4:853c0c00 [ 1337.314204][ T32] INFO: task kworker/0:589:4633 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.314323][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.314528][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.314645][ T32] Call trace: [ 1337.314752][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1337.314862][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.314936][ T32] r4:00000000 [ 1337.314987][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.315066][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1337.315124][ T32] 5d20: 8ff13000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1337.315183][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1337.315236][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1337.315301][ T32] r5:800c0113 r4:80239bb0 [ 1337.315360][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.315451][ T32] r4:82ac11e4 [ 1337.315501][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.315586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.315633][ T32] r4:e0545dc0 [ 1337.315676][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.315814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.315901][ T32] r4:00000000 [ 1337.315951][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.316060][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 3 printk messages dropped ** [ 1337.316356][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1337.317657][ T32] r4:84b6d780 ** 9 printk messages dropped ** [ 1337.338081][ T32] r4:84a30c00 ** 9 printk messages dropped ** [ 1337.344413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8b00 ** 4 printk messages dropped ** [ 1337.344769][ T32] r5:00001000 r4:ea827000 ** 7 printk messages dropped ** [ 1337.345486][ T32] r4:853c1f80 ** 7 printk messages dropped ** [ 1337.346121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1337.347976][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 15 printk messages dropped ** [ 1337.364391][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.365094][ T32] r4:00000001 [ 1337.365153][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.365238][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1337.365304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.365366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.365421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.365489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.365536][ T32] r4:84b6d780 [ 1337.365585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.365646][ T32] INFO: task kworker/0:591:4637 blocked for more than 463 seconds. [ 1337.365712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.365766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.365812][ T32] task:kworker/0:591 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.365956][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.366063][ T32] Call trace: [ 1337.366136][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1337.366232][ T32] r10:82918930 r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:84a33000 [ 1337.366278][ T32] r4:84a33000 [ 1337.366384][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.366557][ T32] r5:84a33000 r4:8291892c [ 1337.366624][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.366709][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.366804][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1337.366852][ T32] r4:00000000 [ 1337.366895][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.366995][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.367079][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.367167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916b00 ** 2 printk messages dropped ** [ 1337.367371][ T32] r9:83018005 r8:84a33000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 3 printk messages dropped ** [ 1337.367676][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.368196][ T32] r10:61c88647 r9:84a33000 r8:8451202c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.368596][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) ** 6 printk messages dropped ** [ 1337.389981][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1337.390266][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.390314][ T32] r4:00000000 [ 1337.390341][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.390388][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1337.390424][ T32] 5d20: 90952000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1337.390459][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1337.390568][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1337.390606][ T32] r5:800c0113 r4:80239bb0 [ 1337.390631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.390684][ T32] r4:82ac11e4 [ 1337.390709][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.390834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.390866][ T32] r4:e0545dc0 [ 1337.390940][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.390995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.391022][ T32] r4:00000000 [ 1337.391058][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.391230][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1337.391530][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.391928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.392885][ T32] r10:82918930 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:848dec00 ** 9 printk messages dropped ** [ 1337.393409][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.393638][ T32] r5:00001000 r4:ea863000 ** 6 printk messages dropped ** [ 1337.393873][ T32] r10:61c88647 r9:848dec00 r8:845120ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1337.394696][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.394828][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.394878][ T32] Call trace: [ 1337.395069][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1337.395122][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.395146][ T32] r4:00000000 [ 1337.395190][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.395231][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1337.395273][ T32] 5d20: 90952000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1337.395306][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1337.395383][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1337.395468][ T32] r5:800c0113 r4:80239bb0 [ 1337.395498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.395541][ T32] r4:82ac11e4 [ 1337.395586][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.395634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.395658][ T32] r4:e0545dc0 [ 1337.395703][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.395751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.395775][ T32] r4:00000000 [ 1337.395794][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.395851][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.395875][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.395919][ T32] r5:00001000 r4:e038d000 [ 1337.395954][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.396020][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.396086][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.396113][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.396161][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.396182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.396228][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.396300][ T32] r4:84b6e700 [ 1337.396330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1337.397078][ T32] task:kworker/0:593 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1337.397830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916300 ** 4 printk messages dropped ** [ 1337.398083][ T32] r5:00001000 r4:ea905000 [ 1337.398104][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.398143][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.398242][ T32] r5:853f4f8c r4:853f4c00 [ 1337.398266][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.398311][ T32] r7:dddced80 r6:83018000 r5:853f4f8c r4:84512100 [ 1337.398332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.398390][ T32] r10:61c88647 r9:84a36000 r8:8451212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.398436][ T32] r4:84512100 [ 1337.398472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.398545][ T32] r10:00000000 r9:84512100 r8:8027f5e8 r7:eb001e60 r6:84137080 r5:84a36000 [ 1337.398568][ T32] r4:00000001 [ 1337.398641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.424481][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1337.424642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.424681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.424710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.424779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.424808][ T32] r4:84916080 ** 1 printk messages dropped ** [ 1337.425272][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.426121][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1337.426417][ T32] r4:82ac11e4 [ 1337.426439][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.426489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.426536][ T32] r4:e0545dc0 [ 1337.426558][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.426603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.426626][ T32] r4:00000000 [ 1337.426646][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.426694][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.426793][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.426916][ T32] r5:00001000 r4:e038d000 [ 1337.426967][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.427013][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.427057][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.427079][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.427128][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.427150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.427227][ T32] r4:84b6e700 ** 9 printk messages dropped ** [ 1337.427569][ T32] r4:84b6d780 ** 9 printk messages dropped ** [ 1337.428303][ T32] r4:85418c00 ** 10 printk messages dropped ** [ 1337.439875][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.440037][ T32] r5:00001000 r4:ea9f1000 ** 3 printk messages dropped ** [ 1337.440261][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1337.441442][ T32] INFO: task kworker/0:594:4642 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 19 printk messages dropped ** [ 1337.442331][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.442793][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 12 printk messages dropped ** [ 1337.443414][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1337.443586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.443613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.443635][ T32] task:kworker/0:595 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.443681][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.443747][ T32] Call trace: [ 1337.443884][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1337.443983][ T32] r10:82918930 r9:eb209d84 r8:00000002 r7:60000113 r6:eb209d8c r5:85418000 [ 1337.444016][ T32] r4:85418000 [ 1337.444037][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.444078][ T32] r5:85418000 r4:8291892c [ 1337.444106][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.444146][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.444193][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1337.444215][ T32] r4:00000000 [ 1337.444246][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.444289][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.444326][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.444368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916580 [ 1337.444416][ T32] r4:00000000 [ 1337.444449][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.444507][ T32] r9:83018005 r8:85418000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1337.444557][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.444603][ T32] r5:00001000 r4:eaa3f000 [ 1337.444689][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.444775][ T32] r5:853f578c r4:853f5400 [ 1337.444808][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.444860][ T32] r7:dddced80 r6:83018000 r5:853f578c r4:84512200 [ 1337.444881][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.445003][ T32] r10:61c88647 r9:85418000 r8:8451222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.445030][ T32] r4:84512200 [ 1337.445079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.445152][ T32] r10:00000000 r9:84512200 r8:8027f5e8 r7:eb001e60 r6:84137180 r5:85418000 [ 1337.445179][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1337.445909][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1337.446598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 13 printk messages dropped ** [ 1337.447100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1337.447678][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1337.448163][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 ** 9 printk messages dropped ** [ 1337.448598][ T32] r5:00001000 r4:eabcb000 ** 4 printk messages dropped ** [ 1337.469340][ T32] r7:dddced80 r6:83018000 r5:853f5b8c r4:84512280 ** 13 printk messages dropped ** [ 1337.470391][ T32] INFO: task kworker/0:596:4646 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 15 printk messages dropped ** [ 1337.471206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1337.471600][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.471622][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.471667][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.471713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.471764][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.471788][ T32] r4:84b6e700 [ 1337.471832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.471881][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1337.471904][ T32] r4:00000001 [ 1337.471923][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.471959][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1337.471986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.472015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.472042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.472085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.472139][ T32] r4:84b6d780 [ 1337.472194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.472252][ T32] INFO: task kworker/0:597:4649 blocked for more than 463 seconds. [ 1337.472292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.472319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.472363][ T32] task:kworker/0:597 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.472436][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.472494][ T32] Call trace: [ 1337.472526][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1337.472583][ T32] r10:82918930 r9:eb219d84 r8:00000002 r7:60000013 r6:eb219d8c r5:8541c800 [ 1337.472610][ T32] r4:8541c800 [ 1337.472632][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.472673][ T32] r5:8541c800 r4:8291892c [ 1337.472693][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.472733][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.472780][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1337.472802][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.472891][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.472928][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.472992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916800 [ 1337.473029][ T32] r4:00000000 [ 1337.473052][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.473097][ T32] r9:83018005 r8:8541c800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1337.473117][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.473158][ T32] r5:00001000 r4:eabf7000 [ 1337.473180][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.473229][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.473276][ T32] r5:853f5f8c r4:853f5c00 [ 1337.473296][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.473340][ T32] r7:dddced80 r6:83018000 r5:853f5f8c r4:84512300 [ 1337.473360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.473415][ T32] r10:61c88647 r9:8541c800 r8:8451232c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.473731][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) ** 13 printk messages dropped ** [ 1337.474536][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 15 printk messages dropped ** [ 1337.475207][ T32] r5:00001000 r4:e038d000 ** 7 printk messages dropped ** [ 1337.475528][ T32] r4:84b6e700 ** 9 printk messages dropped ** [ 1337.476012][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1337.476256][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1337.476917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916940 ** 7 printk messages dropped ** [ 1337.477239][ T32] r5:853f638c r4:853f6000 ** 4 printk messages dropped ** [ 1337.477393][ T32] r4:84512380 [ 1337.477412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.477476][ T32] r10:00000000 r9:84512380 r8:8027f5e8 r7:eb001e60 r6:84137300 r5:8541a400 [ 1337.477525][ T32] r4:00000001 [ 1337.477547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.477582][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1337.477608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.477662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.477695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.477737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.477787][ T32] r4:84916600 [ 1337.478009][ T32] INFO: task kworker/0:598:4650 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.478046][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.478564][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1337.515214][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.516209][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.516993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1337.517406][ T32] task:kworker/0:599 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.517531][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.517676][ T32] Call trace: [ 1337.517765][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1337.517926][ T32] r10:82918930 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:85312400 [ 1337.518000][ T32] r4:85312400 [ 1337.518053][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.518140][ T32] r5:85312400 r4:8291892c [ 1337.518182][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.518270][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.518367][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1337.518418][ T32] r4:00000000 [ 1337.518476][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.526178][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.526405][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.526567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ff400 [ 1337.526650][ T32] r4:00000000 [ 1337.526707][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.526821][ T32] r9:83018005 r8:85312400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1337.526875][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.526978][ T32] r5:00001000 r4:eadbd000 [ 1337.527026][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.527120][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.527672][ T32] r4:84512400 ** 8 printk messages dropped ** [ 1337.528392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.540769][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.541217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1337.542587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.543210][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1337.543279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.543377][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.543472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.543551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.543606][ T32] r4:84b6d780 [ 1337.543662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.543757][ T32] INFO: task kworker/0:600:4656 blocked for more than 464 seconds. [ 1337.543835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.543894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.543938][ T32] task:kworker/0:600 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.544033][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.544122][ T32] Call trace: [ 1337.544190][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1337.544281][ T32] r10:82918930 r9:eb221d84 r8:00000002 r7:60000113 r6:eb221d8c r5:85313c00 [ 1337.544332][ T32] r4:85313c00 [ 1337.544377][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.544477][ T32] r5:85313c00 r4:8291892c [ 1337.544522][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.544607][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.544731][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1337.544793][ T32] r4:00000000 [ 1337.544842][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.544926][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.545011][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.545103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916e00 [ 1337.545178][ T32] r4:00000000 [ 1337.545314][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.545428][ T32] r9:83018005 r8:85313c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1337.545489][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.545583][ T32] r5:00001000 r4:eade5000 [ 1337.545645][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.545736][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.545848][ T32] r5:853f6b8c r4:853f6800 [ 1337.545899][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.545995][ T32] r7:dddced80 r6:83018000 r5:853f6b8c r4:84512500 [ 1337.546060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.546177][ T32] r10:61c88647 r9:85313c00 r8:8451252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.546291][ T32] r4:84512500 [ 1337.546344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.546432][ T32] r10:00000000 r9:84512500 r8:8027f5e8 r7:eb215e60 r6:84512580 r5:85313c00 [ 1337.546521][ T32] r4:00000001 [ 1337.546572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.546651][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1337.546710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.546803][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.546878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.546945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.546998][ T32] r4:84916840 [ 1337.547482][ T32] INFO: task kworker/0:600:4656 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.547561][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.579390][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1337.580147][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1337.581104][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1337.581339][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.581803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1337.583138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 ** 4 printk messages dropped ** [ 1337.583512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916fc0 [ 1337.583568][ T32] r4:00000000 [ 1337.583616][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.583715][ T32] r9:83018005 r8:85313000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1337.583763][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.583852][ T32] r5:00001000 r4:eae13000 [ 1337.583896][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.583989][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.584076][ T32] r5:853f6f8c r4:853f6c00 [ 1337.584125][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.584255][ T32] r7:dddced80 r6:83018000 r5:853f6f8c r4:84512600 [ 1337.584327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.584434][ T32] r10:61c88647 r9:85313000 r8:8451262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.584498][ T32] r4:84512600 [ 1337.584544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.584644][ T32] r10:00000000 r9:84512600 r8:8027f5e8 r7:eb221e60 r6:84512680 r5:85313000 [ 1337.584719][ T32] r4:00000001 [ 1337.584773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.584856][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1337.584920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.584989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.585101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.585179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.585255][ T32] r4:84916840 [ 1337.586000][ T32] INFO: task kworker/0:601:4657 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.586090][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.586224][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.586327][ T32] Call trace: [ 1337.586441][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1337.586582][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.586639][ T32] r4:00000000 [ 1337.586687][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.586777][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1337.586864][ T32] 5d20: 91936000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1337.586942][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1337.587005][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1337.587620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 15 printk messages dropped ** [ 1337.618115][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.619383][ T32] r4:84b6d780 ** 8 printk messages dropped ** [ 1337.620201][ T32] r10:82918930 r9:eb155d84 r8:00000002 r7:60000013 r6:eb155d8c r5:85315400 ** 4 printk messages dropped ** [ 1337.620628][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.620735][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1337.620789][ T32] r4:00000000 [ 1337.620854][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.620956][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.621085][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.621201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bf7c0 [ 1337.621263][ T32] r4:00000000 [ 1337.621303][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.621398][ T32] r9:83018005 r8:85315400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.621446][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.621570][ T32] r5:00001000 r4:eae75000 [ 1337.621620][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.621706][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.621799][ T32] r5:853f778c r4:853f7400 [ 1337.621849][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.621949][ T32] r7:dddced80 r6:83018000 r5:853f778c r4:84512700 [ 1337.622015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.622816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1337.624863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1337.626193][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.626310][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.626369][ T32] r4:84b6e700 [ 1337.626418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.626551][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1337.626607][ T32] r4:00000001 [ 1337.626655][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.626734][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1337.626795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.626864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.626928][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.626992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1337.627860][ T32] r4:85316000 ** 4 printk messages dropped ** [ 1337.628294][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 ** 9 printk messages dropped ** [ 1337.660187][ T32] r5:00001000 r4:eae41000 ** 6 printk messages dropped ** [ 1337.660824][ T32] r10:61c88647 r9:85316000 r8:8451282c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1337.663172][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.663768][ T32] r4:82ac11e4 [ 1337.663816][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.663937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.664008][ T32] r4:e0545dc0 [ 1337.664055][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.664144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.664214][ T32] r4:00000000 [ 1337.664279][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.664383][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.664540][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.664651][ T32] r5:00001000 r4:e038d000 [ 1337.664701][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.664808][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.664905][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.664968][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.665075][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.665145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.665250][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.665303][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1337.665682][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 10 printk messages dropped ** [ 1337.666628][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1337.667596][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.668275][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1337.697141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.714081][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 11 printk messages dropped ** [ 1337.715034][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.715857][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 2 printk messages dropped ** [ 1337.716079][ T32] r4:84b6e700 [ 1337.716126][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.716227][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1337.716279][ T32] r4:00000001 [ 1337.716324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.716397][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1337.716506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.716576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.716641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.716709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.716793][ T32] r4:84b6d780 [ 1337.716865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.716931][ T32] INFO: task kworker/0:605:4665 blocked for more than 464 seconds. [ 1337.717001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.717077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.717135][ T32] task:kworker/0:605 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.717262][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.717358][ T32] Call trace: [ 1337.717433][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1337.717556][ T32] r10:82918930 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:85314800 [ 1337.717626][ T32] r4:85314800 [ 1337.717676][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.717816][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.730029][ T32] r5:00001000 r4:eaf5f000 ** 3 printk messages dropped ** [ 1337.730358][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.730717][ T32] r4:84512a00 [ 1337.730768][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.730894][ T32] r10:00000000 r9:84512a00 r8:8027f5e8 r7:eb22de60 r6:84512a80 r5:85314800 [ 1337.730958][ T32] r4:00000001 [ 1337.731001][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.731101][ T32] Exception stack(0xeb231fb0 to 0xeb231ff8) [ 1337.731201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.731298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.731384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.731452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.731525][ T32] r4:848f9080 [ 1337.732228][ T32] INFO: task kworker/0:605:4665 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.732314][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.732479][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.732587][ T32] Call trace: [ 1337.732705][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1337.732820][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.732913][ T32] r4:00000000 [ 1337.732975][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1337.733659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 13 printk messages dropped ** [ 1337.734914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.735742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.736474][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.737490][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.738162][ T32] r5:00001000 r4:eaf81000 [ 1337.738231][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.738327][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.738420][ T32] r5:853f7f8c r4:853f7c00 [ 1337.738461][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.761597][ T32] r7:dddced80 r6:83018000 r5:853f7f8c r4:84512b00 [ 1337.761772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.761917][ T32] r10:61c88647 r9:848de000 r8:84512b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.761971][ T32] r4:84512b00 [ 1337.762035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.762141][ T32] r10:00000000 r9:84512b00 r8:8027f5e8 r7:eb22de60 r6:84512b80 r5:848de000 [ 1337.762193][ T32] r4:00000001 [ 1337.762240][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.762322][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 1337.762385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.762452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.762599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.762685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.762740][ T32] r4:848f9380 [ 1337.763479][ T32] INFO: task kworker/0:606:4667 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.763573][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.763748][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.763872][ T32] Call trace: ** 1 printk messages dropped ** [ 1337.764094][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1337.764714][ T32] r4:82ac11e4 [ 1337.764764][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.764856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.764938][ T32] r4:e0545dc0 [ 1337.765024][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.765124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.765174][ T32] r4:00000000 [ 1337.765235][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.765340][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.765388][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.765524][ T32] r5:00001000 r4:e038d000 [ 1337.765606][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.765719][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.765819][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.765867][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.765968][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.766033][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.766407][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 13 printk messages dropped ** [ 1337.767433][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.767751][ T32] r4:84038000 ** 3 printk messages dropped ** [ 1337.768023][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.799846][ T32] r5:00001000 r4:eafa7000 [ 1337.799893][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.800200][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.800349][ T32] r7:dddced80 r6:83018000 r5:853fc38c r4:84512c00 [ 1337.800415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.800545][ T32] r10:61c88647 r9:84038000 r8:84512c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.800611][ T32] r4:84512c00 [ 1337.800764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.800871][ T32] r10:00000000 r9:84512c00 r8:8027f5e8 r7:eb22de60 r6:84512c80 r5:84038000 [ 1337.800949][ T32] r4:00000001 [ 1337.801002][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.801082][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1337.801161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.801240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.801311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.801406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.801478][ T32] r4:848f9440 [ 1337.802166][ T32] INFO: task kworker/0:607:4669 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1337.803131][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 4 printk messages dropped ** [ 1337.803459][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1337.804441][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.805207][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.805732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.805788][ T32] r4:84b6d780 [ 1337.805867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.805963][ T32] INFO: task kworker/0:608:4672 blocked for more than 464 seconds. [ 1337.806033][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.806092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.806139][ T32] task:kworker/0:608 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.806233][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.806314][ T32] Call trace: [ 1337.806399][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1337.806553][ T32] r10:82918930 r9:eb23dd84 r8:00000002 r7:60000013 r6:eb23dd8c r5:84039800 [ 1337.806633][ T32] r4:84039800 [ 1337.806718][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.806812][ T32] r5:84039800 r4:8291892c [ 1337.806874][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.806999][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.807107][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 [ 1337.807158][ T32] r4:00000000 [ 1337.807203][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.807288][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.807371][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.807497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f97c0 [ 1337.807574][ T32] r4:00000000 [ 1337.807639][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.807895][ T32] r5:00001000 r4:eafdf000 [ 1337.807956][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.808421][ T32] r10:61c88647 r9:84039800 r8:84512d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1337.831468][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.832427][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1337.833249][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.834185][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1337.834896][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1337.835682][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.836734][ T32] r5:00001000 r4:eaff7000 ** 4 printk messages dropped ** [ 1337.837122][ T32] r7:dddced80 r6:83018000 r5:853fcf8c r4:84512e00 ** 13 printk messages dropped ** [ 1337.871553][ T32] INFO: task kworker/0:609:4674 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1337.872859][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1337.872923][ T32] r5:800c0113 r4:80239bb0 [ 1337.872977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.873075][ T32] r4:82ac11e4 [ 1337.873120][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.873213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1337.873266][ T32] r4:e0545dc0 [ 1337.873338][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.873439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1337.873529][ T32] r4:00000000 [ 1337.873590][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.873707][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.873766][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.873874][ T32] r5:00001000 r4:e038d000 [ 1337.873928][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.874025][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.874122][ T32] r5:84ab1b8c r4:84ab1800 [ 1337.874170][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.874270][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1337.874316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.874670][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 12 printk messages dropped ** [ 1337.875604][ T32] task:kworker/0:610 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.876586][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1337.876644][ T32] r4:00000000 [ 1337.876715][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1337.876802][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.876883][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1337.876998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f9b40 [ 1337.877070][ T32] r4:00000000 [ 1337.877115][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1337.877209][ T32] r9:83018005 r8:8403b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1337.877256][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.877346][ T32] r5:00001000 r4:eb247000 [ 1337.877391][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1337.877472][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.877591][ T32] r5:853fd38c r4:853fd000 [ 1337.877667][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.877767][ T32] r7:dddced80 r6:83018000 r5:853fd38c r4:84512f00 [ 1337.877833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.877957][ T32] r10:61c88647 r9:8403b000 r8:84512f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.878026][ T32] r4:84512f00 [ 1337.878071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.878163][ T32] r10:00000000 r9:84512f00 r8:8027f5e8 r7:eb241e60 r6:84512f80 r5:8403b000 [ 1337.878237][ T32] r4:00000001 [ 1337.878294][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.878392][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1337.878593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.878727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.899601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.899730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1337.900812][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.901541][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 15 printk messages dropped ** [ 1337.902786][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1337.903928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1337.905195][ T32] r5:8403bc00 r4:8291892c ** 5 printk messages dropped ** [ 1337.905679][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.906938][ T32] r5:00001000 r4:eb25f000 ** 6 printk messages dropped ** [ 1337.908096][ T32] r10:61c88647 r9:8403bc00 r8:8485302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.934661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.934777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.934951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.935184][ T32] r4:848f99c0 [ 1337.936027][ T32] INFO: task kworker/0:611:4678 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1337.936108][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.936337][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.936465][ T32] Call trace: [ 1337.936584][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1337.936701][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1337.936858][ T32] r4:00000000 [ 1337.936910][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.937059][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1337.937161][ T32] 5d20: 9307b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 3 printk messages dropped ** [ 1337.937451][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1337.960270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1337.961696][ T32] INFO: task kworker/0:612:4680 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1337.963657][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 ** 9 printk messages dropped ** [ 1337.964651][ T32] r5:00001000 r4:eb253000 ** 3 printk messages dropped ** [ 1337.965313][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1337.967587][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1338.001000][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 12 printk messages dropped ** [ 1338.002491][ T32] r4:00000001 [ 1338.002567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.002648][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.002809][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.002909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.003004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.003080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.003291][ T32] r4:84b6d780 [ 1338.003360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.003430][ T32] INFO: task kworker/0:613:4682 blocked for more than 464 seconds. [ 1338.003584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.003687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.003748][ T32] task:kworker/0:613 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.003969][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.004407][ T32] Call trace: [ 1338.004497][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.004609][ T32] r10:82918930 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:8403d400 [ 1338.004766][ T32] r4:8403d400 [ 1338.004830][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.004926][ T32] r5:8403d400 r4:8291892c [ 1338.004976][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.005129][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.005238][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1338.005293][ T32] r4:00000000 [ 1338.005340][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.005432][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.005568][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.005666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84893040 [ 1338.005720][ T32] r4:00000000 [ 1338.005767][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.005866][ T32] r9:83018005 r8:8403d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1338.005915][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.006022][ T32] r5:00001000 r4:eb277000 [ 1338.006087][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.006175][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.007183][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.029950][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1338.033158][ T32] r5:00001000 r4:e038d000 ** 9 printk messages dropped ** [ 1338.034538][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 12 printk messages dropped ** [ 1338.035758][ T32] task:kworker/0:614 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.037165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f9fc0 ** 7 printk messages dropped ** [ 1338.037933][ T32] r5:853fdf8c r4:853fdc00 ** 3 printk messages dropped ** [ 1338.038274][ T32] r10:61c88647 r9:8403e000 r8:8485332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.038375][ T32] r4:84853300 [ 1338.038471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.038612][ T32] r10:00000000 r9:84853300 r8:8027f5e8 r7:eb25de60 r6:84853380 r5:8403e000 [ 1338.038670][ T32] r4:00000001 [ 1338.038716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.038796][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 1338.038857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.038979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.067205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.067382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.067541][ T32] r4:848f9f00 [ 1338.068290][ T32] INFO: task kworker/0:614:4684 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.068370][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.074648][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.074929][ T32] Call trace: [ 1338.075225][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.075369][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.075432][ T32] r4:00000000 [ 1338.075491][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.075750][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.075934][ T32] 5d20: 93d94000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.076016][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.076220][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.076291][ T32] r5:800c0113 r4:80239bb0 [ 1338.076343][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.076442][ T32] r4:82ac11e4 [ 1338.076659][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.076770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.076867][ T32] r4:e0545dc0 [ 1338.076962][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.077058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.077102][ T32] r4:00000000 [ 1338.077162][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.077267][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.077364][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.077492][ T32] r5:00001000 r4:e038d000 [ 1338.077549][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.077644][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.077763][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.077817][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.078127][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.078230][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.078426][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.078520][ T32] r4:84b6e700 [ 1338.078580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.095006][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.095187][ T32] r4:00000001 [ 1338.095261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.095384][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.095459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.095622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.095720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.095843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.095904][ T32] r4:84b6d780 [ 1338.095977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.096140][ T32] INFO: task kworker/0:615:4686 blocked for more than 464 seconds. [ 1338.096222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.096280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.096324][ T32] task:kworker/0:615 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.096597][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.096748][ T32] Call trace: [ 1338.096859][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1338.097034][ T32] r4:8403ec00 ** 4 printk messages dropped ** [ 1338.097639][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 ** 8 printk messages dropped ** [ 1338.098315][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.098412][ T32] r5:00001000 r4:eb283000 ** 2 printk messages dropped ** [ 1338.109999][ T32] r5:853fe78c r4:853fe400 ** 4 printk messages dropped ** [ 1338.110587][ T32] r4:84853400 ** 6 printk messages dropped ** [ 1338.111235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.112975][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1338.113927][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1338.114453][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.115567][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.116395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.117679][ T32] r10:82918930 r9:eb281d84 r8:00000002 r7:60000013 r6:eb281d8c r5:84038c00 ** 8 printk messages dropped ** [ 1338.153256][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.153982][ T32] r5:00001000 r4:eb29b000 [ 1338.154031][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.154120][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.154219][ T32] r5:853fef8c r4:853fec00 [ 1338.154266][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.154370][ T32] r7:dddced80 r6:83018000 r5:853fef8c r4:84853500 [ 1338.154494][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.154614][ T32] r10:61c88647 r9:84038c00 r8:8485352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.154670][ T32] r4:84853500 [ 1338.154715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.154807][ T32] r10:00000000 r9:84853500 r8:8027f5e8 r7:eb275e60 r6:84853580 r5:84038c00 [ 1338.154856][ T32] r4:00000001 [ 1338.154902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.154979][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1338.155045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.155106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.155165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.155226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.155276][ T32] r4:84893340 [ 1338.155962][ T32] INFO: task kworker/0:616:4688 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.156048][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.156352][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.156492][ T32] Call trace: [ 1338.156577][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.156680][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.156732][ T32] r4:00000000 [ 1338.156778][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.156861][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.156924][ T32] 5d20: 94461000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.157032][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.157141][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.157219][ T32] r5:800c0113 r4:80239bb0 [ 1338.157392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.157566][ T32] r4:82ac11e4 [ 1338.157669][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.157784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.157842][ T32] r4:e0545dc0 [ 1338.157891][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.158030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.158092][ T32] r4:00000000 [ 1338.158155][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.158262][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.158315][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.158405][ T32] r5:00001000 r4:e038d000 [ 1338.158445][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.158557][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.172700][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.172843][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.172984][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.173144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.173267][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.173429][ T32] r4:84b6e700 [ 1338.173497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.173697][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.173767][ T32] r4:00000001 [ 1338.173816][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.173896][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.174035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.174105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.174314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.174536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.174593][ T32] r4:84b6d780 [ 1338.174636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.175240][ T32] INFO: task kworker/0:617:4690 blocked for more than 464 seconds. [ 1338.175281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.175560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.175589][ T32] task:kworker/0:617 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.176667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 ** 9 printk messages dropped ** [ 1338.177747][ T32] r5:00001000 r4:eb28f000 [ 1338.177904][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.177949][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.178284][ T32] r10:61c88647 r9:84030000 r8:8485362c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.178592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.203019][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1338.203278][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1338.204557][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1338.205077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.206051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.206085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.206197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.206225][ T32] r4:84b6d780 [ 1338.206249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.206293][ T32] INFO: task kworker/0:618:4693 blocked for more than 464 seconds. [ 1338.206357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.206386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.206551][ T32] task:kworker/0:618 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.206733][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.207196][ T32] Call trace: [ 1338.207321][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.207403][ T32] r10:82918930 r9:eb299d84 r8:00000002 r7:60000113 r6:eb299d8c r5:84030c00 [ 1338.207431][ T32] r4:84030c00 [ 1338.207452][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.207524][ T32] r5:84030c00 r4:8291892c [ 1338.207550][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.207594][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.207642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 [ 1338.207665][ T32] r4:00000000 [ 1338.207684][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.207724][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.207763][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.207807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84893740 [ 1338.207843][ T32] r4:00000000 [ 1338.207866][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.207913][ T32] r9:83018005 r8:84030c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1338.208045][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.208093][ T32] r5:00001000 r4:eb2a7000 [ 1338.208114][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.208154][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.208290][ T32] r5:853ff38c r4:853ff000 [ 1338.208315][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.208383][ T32] r7:dddced80 r6:83018000 r5:853ff38c r4:84853700 [ 1338.208407][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.208458][ T32] r10:61c88647 r9:84030c00 r8:8485372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.208676][ T32] r4:84853700 [ 1338.225539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.225643][ T32] r10:00000000 r9:84853700 r8:8027f5e8 r7:eb281e60 r6:84853780 r5:84030c00 [ 1338.225670][ T32] r4:00000001 [ 1338.225691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.225731][ T32] Exception stack(0xeb299fb0 to 0xeb299ff8) [ 1338.225762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.225792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.225819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.225878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.225906][ T32] r4:84893480 [ 1338.226328][ T32] INFO: task kworker/0:618:4693 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.226390][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.226526][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.226581][ T32] Call trace: [ 1338.226614][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.226666][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.226692][ T32] r4:00000000 [ 1338.226712][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.226765][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.226870][ T32] 5d20: 95064000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.226903][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.226960][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.226988][ T32] r5:800c0113 r4:80239bb0 [ 1338.227009][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.227053][ T32] r4:82ac11e4 [ 1338.227091][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.227165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 4 printk messages dropped ** [ 1338.227339][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.227708][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1338.227877][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1338.228285][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1338.228368][ T32] task:kworker/0:619 state:D stack:0 pid:4694 tgid:4694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.228423][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.228510][ T32] Call trace: [ 1338.228546][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.228593][ T32] r10:82918930 r9:eb2a5d84 r8:00000002 r7:60000113 r6:eb2a5d8c r5:84031800 [ 1338.228652][ T32] r4:84031800 [ 1338.233000][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.233097][ T32] r5:84031800 r4:8291892c [ 1338.233155][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.233201][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.233279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1338.233306][ T32] r4:00000000 [ 1338.233326][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.233366][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.233436][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.233530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84893900 [ 1338.233558][ T32] r4:00000000 [ 1338.233579][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.233627][ T32] r9:83018005 r8:84031800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1338.233649][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.233694][ T32] r5:00001000 r4:eb2b3000 [ 1338.233714][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.233753][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.233794][ T32] r5:853ff78c r4:853ff400 [ 1338.233814][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.233912][ T32] r7:dddced80 r6:83018000 r5:853ff78c r4:84853800 [ 1338.233939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.234042][ T32] r10:61c88647 r9:84031800 r8:8485382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.234071][ T32] r4:84853800 ** 1 printk messages dropped ** [ 1338.234137][ T32] r10:00000000 r9:84853800 r8:8027f5e8 r7:eb299e60 r6:84853880 r5:84031800 ** 4 printk messages dropped ** [ 1338.234352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.234971][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.235412][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 4 printk messages dropped ** [ 1338.235595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1338.235839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 2 printk messages dropped ** [ 1338.235933][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.235954][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.236033][ T32] r5:00001000 r4:e038d000 [ 1338.236057][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.236096][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.236138][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.236158][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.236202][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.236223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.236267][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.236289][ T32] r4:84b6e700 [ 1338.236309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.236352][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.236375][ T32] r4:00000001 [ 1338.236394][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.236428][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.236484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.236520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.236548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.236576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.236629][ T32] r4:84b6d780 [ 1338.236654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.236683][ T32] INFO: task kworker/0:620:4696 blocked for more than 464 seconds. [ 1338.236749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.236808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.236860][ T32] task:kworker/0:620 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.236909][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.236950][ T32] Call trace: [ 1338.237009][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.237058][ T32] r10:82918930 r9:eb2b1d84 r8:00000002 r7:60000113 r6:eb2b1d8c r5:84032400 [ 1338.237082][ T32] r4:84032400 [ 1338.237129][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.237195][ T32] r5:84032400 r4:8291892c [ 1338.237218][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.237263][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.237311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1338.237334][ T32] r4:00000000 [ 1338.237391][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.237433][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.237477][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.237557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848fbfc0 [ 1338.237584][ T32] r4:00000000 [ 1338.237634][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.237684][ T32] r9:83018005 r8:84032400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1338.237706][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.237747][ T32] r5:00001000 r4:e46fb000 [ 1338.237767][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.237805][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.237846][ T32] r5:8540878c r4:85408400 [ 1338.237897][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.237945][ T32] r7:dddced80 r6:83018000 r5:8540878c r4:84853900 [ 1338.237966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.238034][ T32] r10:61c88647 r9:84032400 r8:8485392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.238087][ T32] r4:84853900 [ 1338.238112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.238190][ T32] r10:00000000 r9:84853900 r8:8027f5e8 r7:eb2a5e60 r6:84853980 r5:84032400 [ 1338.238245][ T32] r4:00000001 [ 1338.238268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.238347][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1338.238377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.238407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.238449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.257794][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.258169][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1338.271771][ T32] r4:00000000 [ 1338.271793][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.271842][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.271864][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.271910][ T32] r5:00001000 r4:e038d000 [ 1338.271987][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.272062][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.272111][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.272132][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.272213][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.272238][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.272322][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.272348][ T32] r4:84b6e700 [ 1338.272369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.272441][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.272526][ T32] r4:00000001 [ 1338.272551][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.272590][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.272624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.272654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.272712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.272747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.272802][ T32] r4:84b6d780 [ 1338.272831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.272895][ T32] INFO: task kworker/0:621:4698 blocked for more than 464 seconds. [ 1338.272954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.273022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.273090][ T32] task:kworker/0:621 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.273205][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.273254][ T32] Call trace: [ 1338.273287][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.273370][ T32] r10:82918930 r9:eb2bdd84 r8:00000002 r7:60000113 r6:eb2bdd8c r5:84033000 [ 1338.273429][ T32] r4:84033000 [ 1338.273465][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.273517][ T32] r5:84033000 r4:8291892c [ 1338.273575][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.273653][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.273704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1338.273751][ T32] r4:00000000 [ 1338.273774][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.273856][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.273896][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.273962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84893a80 [ 1338.273988][ T32] r4:00000000 [ 1338.274048][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.274096][ T32] r9:83018005 r8:84033000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1338.274149][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.274208][ T32] r5:00001000 r4:df9eb000 [ 1338.274231][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.274271][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.274314][ T32] r5:853ffb8c r4:853ff800 [ 1338.274366][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.274415][ T32] r7:dddced80 r6:83018000 r5:853ffb8c r4:84853a00 [ 1338.274435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.274489][ T32] r10:61c88647 r9:84033000 r8:84853a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.274534][ T32] r4:84853a00 [ 1338.274555][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.274644][ T32] r10:00000000 r9:84853a00 r8:8027f5e8 r7:eb2b1e60 r6:84853a80 r5:84033000 [ 1338.274670][ T32] r4:00000001 [ 1338.274689][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.274724][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) ** 1 printk messages dropped ** [ 1338.274780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.275488][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1338.275953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1338.276420][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1338.276648][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.277088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.277381][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.277699][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.277956][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.277993][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.278034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84893bc0 [ 1338.278056][ T32] r4:00000000 [ 1338.278075][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.278118][ T32] r9:83018005 r8:84034800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1338.278139][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.278179][ T32] r5:00001000 r4:dfa63000 [ 1338.278224][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.278297][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.278342][ T32] r5:853fff8c r4:853ffc00 [ 1338.278392][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.278466][ T32] r7:dddced80 r6:83018000 r5:853fff8c r4:84853b00 [ 1338.278497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.278562][ T32] r10:61c88647 r9:84034800 r8:84853b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.278590][ T32] r4:84853b00 [ 1338.278611][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.289081][ T32] r10:00000000 r9:84853b00 r8:8027f5e8 r7:eb2b1e60 r6:84853b80 r5:84034800 [ 1338.289171][ T32] r4:00000001 [ 1338.289212][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.289276][ T32] Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) [ 1338.289308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.289338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.289365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.289394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.289416][ T32] r4:84893880 [ 1338.289840][ T32] INFO: task kworker/0:622:4699 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.289875][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.290018][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.290071][ T32] Call trace: [ 1338.290105][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.290157][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.290209][ T32] r4:00000000 [ 1338.290233][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.290303][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.290336][ T32] 5d20: 95d3b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.290368][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.290395][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.290420][ T32] r5:800c0113 r4:80239bb0 [ 1338.290456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.290534][ T32] r4:82ac11e4 [ 1338.290556][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.290599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.290622][ T32] r4:e0545dc0 [ 1338.290679][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.290761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.290788][ T32] r4:00000000 [ 1338.290808][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.290887][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.290943][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.291217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.291486][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1338.291737][ T32] INFO: task kworker/1:167:4703 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.292110][ T32] r4:84035400 ** 5 printk messages dropped ** [ 1338.292399][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.292658][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1338.292846][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.293245][ T32] r4:84137380 ** 6 printk messages dropped ** [ 1338.293613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.294280][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1338.294607][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.294684][ T32] r4:82ac11e4 [ 1338.294708][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.294753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.294808][ T32] r4:e0545dc0 [ 1338.294831][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.294904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.294930][ T32] r4:00000000 [ 1338.294996][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.295046][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.295067][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.295109][ T32] r5:00001000 r4:e038d000 [ 1338.295159][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.295236][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.295306][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.295329][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.295375][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.295396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.295447][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.295474][ T32] r4:84b6e700 [ 1338.295496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.295552][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.295579][ T32] r4:00000001 [ 1338.295636][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.295704][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.295737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.295766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.295822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.295885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.295911][ T32] r4:84b6d780 [ 1338.295943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.296002][ T32] INFO: task kworker/0:623:4704 blocked for more than 464 seconds. [ 1338.296032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.296056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.296077][ T32] task:kworker/0:623 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.296119][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.296163][ T32] Call trace: [ 1338.296194][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.296269][ T32] r10:82918930 r9:eb0e9d84 r8:00000002 r7:60000113 r6:eb0e9d8c r5:84036000 [ 1338.296299][ T32] r4:84036000 [ 1338.296349][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.296392][ T32] r5:84036000 r4:8291892c [ 1338.296411][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.296481][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.296533][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 ** 6 printk messages dropped ** [ 1338.296898][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.297079][ T32] r5:00001000 r4:e05c7000 [ 1338.297102][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.297405][ T32] r10:61c88647 r9:84036000 r8:84853cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.297690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.298229][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1338.298541][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1338.326398][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.326844][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 3 printk messages dropped ** [ 1338.327016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.327364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1338.327617][ T32] task:kworker/0:624 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.327676][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.327750][ T32] Call trace: [ 1338.327813][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.327867][ T32] r10:82918930 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:84036c00 [ 1338.327892][ T32] r4:84036c00 [ 1338.327911][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.327951][ T32] r5:84036c00 r4:8291892c [ 1338.327970][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.328010][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.328090][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1338.328117][ T32] r4:00000000 [ 1338.328167][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.328208][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.328246][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.328347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474040 [ 1338.328385][ T32] r4:00000000 [ 1338.328407][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.328452][ T32] r9:83018005 r8:84036c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1338.328478][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.328521][ T32] r5:00001000 r4:ea78b000 [ 1338.328540][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.328580][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.328667][ T32] r5:85408b8c r4:85408800 [ 1338.341999][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.342118][ T32] r7:dddced80 r6:83018000 r5:85408b8c r4:84853d80 [ 1338.342150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.342202][ T32] r10:61c88647 r9:84036c00 r8:84853dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.342226][ T32] r4:84853d80 [ 1338.342278][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.342329][ T32] r10:00000000 r9:84853d80 r8:8027f5e8 r7:eb2b1e60 r6:84853e00 r5:84036c00 [ 1338.342352][ T32] r4:00000001 [ 1338.342371][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.342409][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1338.342439][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.342526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.342560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.342590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.342624][ T32] r4:848fbe80 [ 1338.343048][ T32] INFO: task kworker/0:624:4707 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.343085][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.343192][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.343243][ T32] Call trace: [ 1338.343274][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.343327][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.343384][ T32] r4:00000000 [ 1338.343408][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.343447][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.343492][ T32] 5d20: 96cff000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.343526][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.343584][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.343612][ T32] r5:800c0113 r4:80239bb0 [ 1338.343633][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.343677][ T32] r4:82ac11e4 [ 1338.343733][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.343781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.343803][ T32] r4:e0545dc0 [ 1338.343858][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.343904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.343928][ T32] r4:00000000 [ 1338.343958][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.344010][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.344032][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.344075][ T32] r5:00001000 r4:e038d000 [ 1338.344095][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.344165][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.344212][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1338.344374][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1338.344900][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1338.345453][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1338.346043][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.346085][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.346166][ T32] r5:85408f8c r4:85408c00 [ 1338.346210][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.346258][ T32] r7:dddced80 r6:83018000 r5:85408f8c r4:84853e80 [ 1338.346279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.346323][ T32] r10:61c88647 r9:84033c00 r8:84853eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.346374][ T32] r4:84853e80 [ 1338.346400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.346478][ T32] r10:00000000 r9:84853e80 r8:8027f5e8 r7:eb025e60 r6:84853f00 r5:84033c00 [ 1338.346544][ T32] r4:00000001 [ 1338.346568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.346604][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1338.346633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.346661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.346729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.346763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.346807][ T32] r4:85474180 [ 1338.347037][ T32] INFO: task kworker/0:625:4709 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 5 printk messages dropped ** [ 1338.347425][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1338.347879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 14 printk messages dropped ** [ 1338.348508][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.359155][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.359202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.359234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.359261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.359294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.359317][ T32] r4:84b6d780 [ 1338.359341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.359372][ T32] INFO: task kworker/0:626:4712 blocked for more than 464 seconds. [ 1338.359404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.359431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.359453][ T32] task:kworker/0:626 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.359520][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.359573][ T32] Call trace: [ 1338.359604][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.359656][ T32] r10:82918930 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:85440000 [ 1338.359679][ T32] r4:85440000 [ 1338.359698][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.359751][ T32] r5:85440000 r4:8291892c [ 1338.359776][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.359868][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.359920][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1338.359943][ T32] r4:00000000 [ 1338.359997][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.360071][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.360116][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.360159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474440 [ 1338.360181][ T32] r4:00000000 [ 1338.360201][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.360248][ T32] r9:83018005 r8:85440000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1338.360322][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.360400][ T32] r5:00001000 r4:ea93f000 [ 1338.360425][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.360466][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.360548][ T32] r5:8540938c r4:85409000 [ 1338.360574][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.360622][ T32] r7:dddced80 r6:83018000 r5:8540938c r4:84853f80 [ 1338.360698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.360950][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) ** 7 printk messages dropped ** [ 1338.361770][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.362136][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1338.362573][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1338.362905][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.363393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.363650][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.364021][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.364516][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.364759][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.365258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.365870][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 5 printk messages dropped ** [ 1338.366098][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.366122][ T32] r5:800c0113 r4:80239bb0 [ 1338.366142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.366183][ T32] r4:82ac11e4 [ 1338.366233][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.366284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.366307][ T32] r4:e0545dc0 [ 1338.366327][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.366401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.366428][ T32] r4:00000000 [ 1338.366476][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.366551][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.366574][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.366616][ T32] r5:00001000 r4:e038d000 [ 1338.366670][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.366732][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.366778][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.366798][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.366843][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.366864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.366968][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.367024][ T32] r4:84b6e700 [ 1338.367048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.367094][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.367117][ T32] r4:00000001 [ 1338.367162][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.367228][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.367299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.367369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.367430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.367503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.367529][ T32] r4:84b6d780 [ 1338.367550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.367575][ T32] INFO: task kworker/0:628:4716 blocked for more than 464 seconds. [ 1338.367603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.367663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.367712][ T32] task:kworker/0:628 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.367789][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.367851][ T32] Call trace: [ 1338.367915][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.367966][ T32] r10:82918930 r9:eb129d84 r8:00000002 r7:60000013 r6:eb129d8c r5:85441800 [ 1338.367989][ T32] r4:85441800 [ 1338.368040][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.368114][ T32] r5:85441800 r4:8291892c [ 1338.368166][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.368209][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.368257][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1338.368280][ T32] r4:00000000 [ 1338.368299][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.368337][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.368373][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.368415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474740 [ 1338.368437][ T32] r4:00000000 [ 1338.368456][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.368585][ T32] r5:00001000 r4:eaa73000 ** 1 printk messages dropped ** [ 1338.368729][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.399451][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.399763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.400822][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1338.401101][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1338.401369][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.401939][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.402282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.402735][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.403139][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.403696][ T32] r5:00001000 r4:eaa9b000 ** 1 printk messages dropped ** [ 1338.403783][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.404217][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.404363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.405050][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.405226][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1338.405733][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 10 printk messages dropped ** [ 1338.406185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.406555][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1338.406600][ T32] INFO: task kworker/0:630:4719 blocked for more than 464 seconds. [ 1338.406664][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.406695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.406717][ T32] task:kworker/0:630 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.406773][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.406818][ T32] Call trace: [ 1338.406961][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.407011][ T32] r10:82918930 r9:eb135d84 r8:00000002 r7:60000013 r6:eb135d8c r5:85443000 [ 1338.407033][ T32] r4:85443000 [ 1338.407053][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.407094][ T32] r5:85443000 r4:8291892c [ 1338.407113][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.407152][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.407197][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1338.407234][ T32] r4:00000000 [ 1338.407288][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.407329][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.407396][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.407467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474a80 [ 1338.407501][ T32] r4:00000000 [ 1338.407520][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.407595][ T32] r9:83018005 r8:85443000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1338.407620][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.407662][ T32] r5:00001000 r4:eaab9000 [ 1338.407712][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.407755][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.407835][ T32] r5:8540a38c r4:8540a000 [ 1338.407888][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.407936][ T32] r7:dddced80 r6:83018000 r5:8540a38c r4:85472380 [ 1338.407956][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.408001][ T32] r10:61c88647 r9:85443000 r8:854723ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.408023][ T32] r4:85472380 [ 1338.408044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.408101][ T32] r10:00000000 r9:85472380 r8:8027f5e8 r7:eb111e60 r6:85472400 r5:85443000 [ 1338.408160][ T32] r4:00000001 [ 1338.408185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.408221][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1338.408269][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.408325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.408386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.408450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.408481][ T32] r4:85474640 [ 1338.433655][ T32] INFO: task kworker/0:630:4719 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.433763][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.433842][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.433907][ T32] Call trace: [ 1338.433942][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.434000][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.434025][ T32] r4:00000000 [ 1338.434046][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.434088][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.434119][ T32] 5d20: 98455000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.434149][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.434206][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.434236][ T32] r5:800c0113 r4:80239bb0 [ 1338.434285][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.434346][ T32] r4:82ac11e4 [ 1338.434371][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.434446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.434523][ T32] r4:e0545dc0 [ 1338.434582][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.434630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.434653][ T32] r4:00000000 [ 1338.434674][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.434721][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.434743][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.434786][ T32] r5:00001000 r4:e038d000 [ 1338.434807][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.435109][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.435432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.435795][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.436179][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.436653][ T32] r5:00001000 r4:eaae3000 [ 1338.436674][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.436959][ T32] r10:61c88647 r9:85443c00 r8:854724ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.437302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.438084][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1338.438414][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.447505][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.447836][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.448196][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.448372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.453817][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.454220][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.454683][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.454904][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.454953][ T32] r7:dddced80 r6:83018000 r5:8540b38c r4:85472580 [ 1338.455018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.455068][ T32] r10:61c88647 r9:85444800 r8:854725ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.455091][ T32] r4:85472580 [ 1338.455144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.455193][ T32] r10:00000000 r9:85472580 r8:8027f5e8 r7:eb12de60 r6:85472600 r5:85444800 [ 1338.455215][ T32] r4:00000001 [ 1338.455235][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.455272][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1338.455299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.455363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.455425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.455462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.455510][ T32] r4:85474a40 [ 1338.456021][ T32] INFO: task kworker/0:632:4724 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.456063][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.456148][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.456199][ T32] Call trace: [ 1338.456261][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.456315][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.456374][ T32] r4:00000000 [ 1338.456399][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.456437][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.456509][ T32] 5d20: 98455000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.456544][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.456570][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.456594][ T32] r5:800c0113 r4:80239bb0 [ 1338.456615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.456656][ T32] r4:82ac11e4 [ 1338.456678][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.456755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.456810][ T32] r4:e0545dc0 [ 1338.456834][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.456877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.456900][ T32] r4:00000000 [ 1338.456931][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.456981][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.457033][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.457079][ T32] r5:00001000 r4:e038d000 [ 1338.457099][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.457148][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.457214][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.457270][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.457333][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.457357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.457404][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.457464][ T32] r4:84b6e700 [ 1338.457522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.457605][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.457630][ T32] r4:00000001 [ 1338.457683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.457722][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.457778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.457827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.457858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.457888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.457911][ T32] r4:84b6d780 [ 1338.457932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.457959][ T32] INFO: task kworker/0:633:4725 blocked for more than 464 seconds. [ 1338.458016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.458048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.458146][ T32] task:kworker/0:633 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.458228][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.458269][ T32] Call trace: [ 1338.458321][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.458368][ T32] r10:82918930 r9:eb15dd84 r8:00000002 r7:60000013 r6:eb15dd8c r5:85445400 ** 6 printk messages dropped ** [ 1338.472771][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.473112][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.473411][ T32] r5:00001000 r4:eab0f000 [ 1338.473899][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.474102][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.474448][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) ** 6 printk messages dropped ** [ 1338.475724][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.508510][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1338.519598][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.519800][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.520836][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.521663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.522041][ T32] task:kworker/0:634 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.522759][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.523001][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1338.523243][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.523580][ T32] r4:85472780 ** 7 printk messages dropped ** [ 1338.523898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.524821][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1338.525097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1338.526377][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1338.526640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.526686][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.526708][ T32] r4:84b6e700 [ 1338.526781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.526830][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.526853][ T32] r4:00000001 [ 1338.526872][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.526906][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.526933][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.526961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.527508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.527593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.527721][ T32] r4:84b6d780 [ 1338.527757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.527787][ T32] INFO: task kworker/0:635:4730 blocked for more than 465 seconds. [ 1338.527820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.527846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.527867][ T32] task:kworker/0:635 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.527913][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.527955][ T32] Call trace: [ 1338.528013][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.528063][ T32] r10:82918930 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:84948000 [ 1338.528197][ T32] r4:84948000 [ 1338.528353][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.528650][ T32] r5:84948000 r4:8291892c [ 1338.569436][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.569545][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.569606][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1338.569634][ T32] r4:00000000 [ 1338.569659][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.569703][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.569750][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.569801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85487040 [ 1338.569827][ T32] r4:00000000 [ 1338.569851][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.569909][ T32] r9:83018005 r8:84948000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1338.569934][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.569988][ T32] r5:00001000 r4:eabb1000 [ 1338.570053][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.570106][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.570157][ T32] r5:8540b78c r4:8540b400 [ 1338.570181][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.570238][ T32] r7:dddced80 r6:83018000 r5:8540b78c r4:85472880 [ 1338.570268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.570324][ T32] r10:61c88647 r9:84948000 r8:854728ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.570351][ T32] r4:85472880 [ 1338.570401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.570536][ T32] r10:00000000 r9:85472880 r8:8027f5e8 r7:eb145e60 r6:85472900 r5:84948000 [ 1338.570571][ T32] r4:00000001 [ 1338.570653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.570998][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1338.571045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.571081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.571293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.571328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.571352][ T32] r4:85487100 [ 1338.571823][ T32] INFO: task kworker/0:635:4730 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.572402][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.572482][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.573945][ T32] Call trace: [ 1338.574727][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.574788][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.574816][ T32] r4:00000000 [ 1338.574837][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.574882][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.575275][ T32] 5d20: 999b0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.575611][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.577041][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.577073][ T32] r5:800c0113 r4:80239bb0 [ 1338.577097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.577986][ T32] r4:82ac11e4 [ 1338.578013][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.578295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.578324][ T32] r4:e0545dc0 [ 1338.578347][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.578394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.578419][ T32] r4:00000000 [ 1338.578441][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.578538][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.578570][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.578619][ T32] r5:00001000 r4:e038d000 [ 1338.599052][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.599223][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.599280][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.599306][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.599363][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.599388][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.599462][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.599541][ T32] r4:84b6e700 [ 1338.599570][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.599626][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.599652][ T32] r4:00000001 [ 1338.599676][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.599721][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.599758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.600168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.600298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.600516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.600874][ T32] r4:84b6d780 [ 1338.600905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.601598][ T32] INFO: task kworker/0:636:4731 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1338.602187][ T32] task:kworker/0:636 state:D stack:0 pid:4731 tgid:4731 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1338.603467][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1338.603957][ T32] r5:00001000 r4:eac4d000 ** 2 printk messages dropped ** [ 1338.604623][ T32] r5:8540bb8c r4:8540b800 ** 3 printk messages dropped ** [ 1338.605429][ T32] r10:61c88647 r9:84948c00 r8:854729ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1338.606922][ T32] r4:85487100 ** 4 printk messages dropped ** [ 1338.607558][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1338.608191][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.608623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1338.644394][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 6 printk messages dropped ** [ 1338.644768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.645433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.646174][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.646564][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.646728][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.646789][ T32] r5:8540bf8c r4:8540bc00 [ 1338.646812][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.647997][ T32] r7:dddced80 r6:83018000 r5:8540bf8c r4:85472a80 [ 1338.648029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.648076][ T32] r10:61c88647 r9:84949800 r8:85472aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.648100][ T32] r4:85472a80 [ 1338.648119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.648201][ T32] r10:00000000 r9:85472a80 r8:8027f5e8 r7:eb179e60 r6:85472b00 r5:84949800 [ 1338.648228][ T32] r4:00000001 [ 1338.648250][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.648286][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1338.648315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.648345][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.648372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.648520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.648638][ T32] r4:85487300 [ 1338.673311][ T32] INFO: task kworker/0:637:4733 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.673390][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.673472][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.673548][ T32] Call trace: [ 1338.673582][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.673639][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.673822][ T32] r4:00000000 [ 1338.673964][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.674019][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.674137][ T32] 5d20: 9a58b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.674173][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.674202][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.674625][ T32] r5:800c0113 r4:80239bb0 [ 1338.674654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.675104][ T32] r4:82ac11e4 [ 1338.675132][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.675176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.675201][ T32] r4:e0545dc0 [ 1338.675221][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.675537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.675768][ T32] r4:00000000 [ 1338.675794][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.676440][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.676468][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.676521][ T32] r5:00001000 r4:e038d000 [ 1338.676542][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.676655][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.676705][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.678523][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.678583][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.678606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.678651][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.678673][ T32] r4:84b6e700 [ 1338.696172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.696338][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.696368][ T32] r4:00000001 [ 1338.696390][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1338.696735][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.720007][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.720397][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.720773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85487900 ** 4 printk messages dropped ** [ 1338.721157][ T32] r5:00001000 r4:eaec1000 [ 1338.721182][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.721405][ T32] r10:61c88647 r9:8494a400 r8:85472bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.721707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.722996][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1338.724553][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.724790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1338.725718][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.726045][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.727077][ T32] task:kworker/0:639 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1338.727729][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1338.755728][ T32] r5:00001000 r4:eaeaf000 ** 2 printk messages dropped ** [ 1338.756814][ T32] r5:854b038c r4:854b0000 ** 3 printk messages dropped ** [ 1338.757019][ T32] r10:61c88647 r9:8494b000 r8:85472cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1338.757319][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1338.757372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.757406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.757478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.757519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.757543][ T32] r4:854875c0 [ 1338.757956][ T32] INFO: task kworker/0:639:4737 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.758538][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.769312][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.769404][ T32] Call trace: [ 1338.769441][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.769513][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.769540][ T32] r4:00000000 [ 1338.769561][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.769602][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.769632][ T32] 5d20: 9b53f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.769662][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.769687][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.769711][ T32] r5:800c0113 r4:80239bb0 [ 1338.769731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.769773][ T32] r4:82ac11e4 [ 1338.769793][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.769835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.769857][ T32] r4:e0545dc0 [ 1338.769876][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.769918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.769940][ T32] r4:00000000 [ 1338.769959][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.770007][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.770028][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.770100][ T32] r5:00001000 r4:e038d000 [ 1338.770126][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.770166][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.770209][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.770245][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.770298][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.770320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.770366][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.770389][ T32] r4:84b6e700 [ 1338.770409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.770453][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.770490][ T32] r4:00000001 [ 1338.770546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.770586][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.770981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.771015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.771142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1338.771708][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.772349][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 ** 7 printk messages dropped ** [ 1338.772722][ T32] r9:83018005 r8:8494bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 1 printk messages dropped ** [ 1338.772807][ T32] r5:00001000 r4:eaee9000 ** 2 printk messages dropped ** [ 1338.773266][ T32] r5:854b0b8c r4:854b0800 ** 3 printk messages dropped ** [ 1338.773420][ T32] r10:61c88647 r9:8494bc00 r8:85472dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.774228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1338.775704][ T32] 5d20: 9b53f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1338.776296][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.776797][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.777587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.806155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.807258][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.807887][ T32] r5:00001000 r4:eaf03000 ** 1 printk messages dropped ** [ 1338.807947][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.808679][ T32] r4:00000001 [ 1338.829218][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.829305][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1338.829374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.829505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.829677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.829715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.829803][ T32] r4:85487780 [ 1338.830218][ T32] INFO: task kworker/0:641:4740 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.830528][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.830687][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.830745][ T32] Call trace: [ 1338.830818][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.830874][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.830902][ T32] r4:00000000 [ 1338.831559][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.831606][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.831635][ T32] 5d20: 9be5a000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.831666][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.832146][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.832176][ T32] r5:800c0113 r4:80239bb0 [ 1338.832198][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.832243][ T32] r4:82ac11e4 [ 1338.832265][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.832737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.832765][ T32] r4:e0545dc0 [ 1338.832786][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.832830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.832852][ T32] r4:00000000 [ 1338.832890][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.832942][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.832963][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.833006][ T32] r5:00001000 r4:e038d000 [ 1338.833025][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.833064][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.833109][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.833130][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.833175][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.833195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.833328][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.833356][ T32] r4:84b6e700 [ 1338.833377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.833423][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.833446][ T32] r4:00000001 [ 1338.833712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.833753][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.833780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.833859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.833893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.833964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.833992][ T32] r4:84b6d780 [ 1338.834017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.834063][ T32] INFO: task kworker/0:642:4743 blocked for more than 465 seconds. [ 1338.834100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.834127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.834149][ T32] task:kworker/0:642 state:D stack:0 pid:4743 tgid:4743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.834290][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.834889][ T32] Call trace: [ 1338.834935][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.834988][ T32] r10:82918930 r9:eb1bdd84 r8:00000002 r7:60000013 r6:eb1bdd8c r5:8494d400 [ 1338.835035][ T32] r4:8494d400 [ 1338.835081][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.835126][ T32] r5:8494d400 r4:8291892c [ 1338.835146][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.835188][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.835409][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 ** 4 printk messages dropped ** [ 1338.835671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bf240 ** 4 printk messages dropped ** [ 1338.836476][ T32] r5:00001000 r4:eb0f1000 [ 1338.836511][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.836555][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.836597][ T32] r5:854b1b8c r4:854b1800 ** 1 printk messages dropped ** [ 1338.836661][ T32] r7:dddced80 r6:83018000 r5:854b1b8c r4:85472f80 ** 1 printk messages dropped ** [ 1338.836726][ T32] r10:61c88647 r9:8494d400 r8:85472fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1338.837119][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.837372][ T32] r4:85487a00 ** 2 printk messages dropped ** [ 1338.838370][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1338.838629][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1338.860168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1338.861530][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.862570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.864326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.866716][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.889300][ T32] r5:00001000 r4:eb027000 ** 1 printk messages dropped ** [ 1338.889366][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.889748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.889795][ T32] r10:61c88647 r9:8494e000 r8:854930ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.889979][ T32] r4:85493080 [ 1338.890005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.890053][ T32] r10:00000000 r9:85493080 r8:8027f5e8 r7:eb1bde60 r6:85493100 r5:8494e000 [ 1338.890077][ T32] r4:00000001 [ 1338.890097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.890369][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1338.890407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.890438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.890466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.890496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.890558][ T32] r4:85487a00 [ 1338.890992][ T32] INFO: task kworker/0:643:4744 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1338.891032][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.891104][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.891154][ T32] Call trace: [ 1338.891395][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1338.891453][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1338.891478][ T32] r4:00000000 [ 1338.891614][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.891659][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1338.891689][ T32] 5d20: 9c7d5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1338.891720][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1338.892312][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1338.892350][ T32] r5:800c0113 r4:80239bb0 [ 1338.892372][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.892421][ T32] r4:82ac11e4 [ 1338.892498][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.892558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1338.892584][ T32] r4:e0545dc0 [ 1338.892625][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.892673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1338.892920][ T32] r4:00000000 [ 1338.892950][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.894377][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.894408][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.894456][ T32] r5:00001000 r4:e038d000 [ 1338.894477][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.894554][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.894600][ T32] r5:84ab1b8c r4:84ab1800 [ 1338.895251][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.895304][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1338.895326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.895372][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.895395][ T32] r4:84b6e700 [ 1338.895415][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.895466][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.895735][ T32] r4:00000001 [ 1338.895946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.895986][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.896014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.896044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.896093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.896127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.896515][ T32] r4:84b6d780 [ 1338.896544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.896575][ T32] INFO: task kworker/0:644:4747 blocked for more than 465 seconds. [ 1338.896649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.897049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.897076][ T32] task:kworker/0:644 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.897130][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.897173][ T32] Call trace: [ 1338.897418][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.897483][ T32] r10:82918930 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:85450c00 [ 1338.897522][ T32] r4:85450c00 [ 1338.897728][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1338.933154][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 ** 9 printk messages dropped ** [ 1338.934644][ T32] r5:00001000 r4:eb07d000 [ 1338.935008][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.935121][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.935879][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.938541][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 6 printk messages dropped ** [ 1338.960820][ T32] r5:800c0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.960948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 5 printk messages dropped ** [ 1338.961156][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1338.961412][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1338.962387][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.962691][ T32] r4:84b6e700 [ 1338.962723][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.962772][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1338.962797][ T32] r4:00000001 [ 1338.962990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.963031][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1338.963061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.963645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.963680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.963711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.963734][ T32] r4:84b6d780 [ 1338.963761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.963912][ T32] INFO: task kworker/0:645:4748 blocked for more than 465 seconds. [ 1338.964028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.964122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.964150][ T32] task:kworker/0:645 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.964261][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.964540][ T32] Call trace: [ 1338.965281][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1338.965335][ T32] r10:82918930 r9:eb1edd84 r8:00000002 r7:60000013 r6:eb1edd8c r5:85451800 [ 1338.965378][ T32] r4:85451800 [ 1338.965894][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.966430][ T32] r5:85451800 r4:8291892c [ 1338.966457][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.967122][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.967184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1338.967208][ T32] r4:00000000 [ 1338.967365][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1338.967409][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.967449][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1338.967491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854982c0 [ 1338.967528][ T32] r4:00000000 [ 1338.967547][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1338.967592][ T32] r9:83018005 r8:85451800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1338.967614][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.967656][ T32] r5:00001000 r4:eb125000 [ 1338.967675][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1338.967713][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.967759][ T32] r5:854b1f8c r4:854b1c00 [ 1338.967892][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.968153][ T32] r7:dddced80 r6:83018000 r5:854b1f8c r4:85493280 [ 1338.968178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.968226][ T32] r10:61c88647 r9:85451800 r8:854932ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.968250][ T32] r4:85493280 [ 1338.968423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.968509][ T32] r10:00000000 r9:85493280 r8:8027f5e8 r7:eb1bde60 r6:85493300 r5:85451800 [ 1338.968538][ T32] r4:00000001 [ 1338.968588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.968628][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1339.006198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.006727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.006766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.006803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.006828][ T32] r4:85487ec0 [ 1339.007233][ T32] INFO: task kworker/0:645:4748 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.007271][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.008595][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.012666][ T32] Call trace: [ 1339.012714][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.012784][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.012809][ T32] r4:00000000 [ 1339.012829][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.013247][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.013285][ T32] 5d20: 9dbc3000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.013316][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.013342][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.013366][ T32] r5:800c0113 r4:80239bb0 [ 1339.013386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.013430][ T32] r4:82ac11e4 [ 1339.013451][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.013516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.013544][ T32] r4:e0545dc0 [ 1339.013565][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1339.014382][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1339.015572][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1339.015782][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.016122][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1339.016505][ T32] task:kworker/0:646 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.017512][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1339.018295][ T32] r5:00001000 r4:eb175000 ** 2 printk messages dropped ** [ 1339.018397][ T32] r5:854b278c r4:854b2400 ** 3 printk messages dropped ** [ 1339.033934][ T32] r10:61c88647 r9:85453000 r8:854933ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.033983][ T32] r4:85493380 [ 1339.034007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.034076][ T32] r10:00000000 r9:85493380 r8:8027f5e8 r7:eb1ede60 r6:85493400 r5:85453000 [ 1339.034100][ T32] r4:00000001 [ 1339.034121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.034159][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1339.034280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.034316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.034346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.034376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.034399][ T32] r4:85498140 [ 1339.034852][ T32] INFO: task kworker/0:646:4751 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.034891][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.034964][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.035120][ T32] Call trace: [ 1339.035401][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.035510][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.035545][ T32] r4:00000000 [ 1339.035567][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.035729][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.035763][ T32] 5d20: 9dc9e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.035863][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.035898][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.035923][ T32] r5:800c0113 r4:80239bb0 [ 1339.036252][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.036315][ T32] r4:82ac11e4 [ 1339.036341][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.036387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.036409][ T32] r4:e0545dc0 [ 1339.036429][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.036470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.036492][ T32] r4:00000000 [ 1339.036545][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.036729][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.036756][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.037125][ T32] r5:00001000 r4:e038d000 [ 1339.037150][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.037190][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.037348][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.037373][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.037420][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.037441][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.037487][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.037520][ T32] r4:84b6e700 [ 1339.037541][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.037628][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.037654][ T32] r4:00000001 [ 1339.037675][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.037710][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.037737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.038092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.038124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.038154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.038178][ T32] r4:84b6d780 [ 1339.038319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.038358][ T32] INFO: task kworker/0:647:4752 blocked for more than 465 seconds. [ 1339.038394][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.038421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.038443][ T32] task:kworker/0:647 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.038497][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.053249][ T32] Call trace: [ 1339.053319][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.053392][ T32] r10:82918930 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:8541b000 [ 1339.053418][ T32] r4:8541b000 [ 1339.053463][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.053520][ T32] r5:8541b000 r4:8291892c [ 1339.053541][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.053810][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.054137][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1339.054275][ T32] r4:00000000 [ 1339.054299][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.054341][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.054382][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.054424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854984c0 [ 1339.054528][ T32] r4:00000000 [ 1339.054572][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.054973][ T32] r9:83018005 r8:8541b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1339.055002][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.055050][ T32] r5:00001000 r4:eb159000 [ 1339.055072][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.055112][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.055157][ T32] r5:854b238c r4:854b2000 [ 1339.055207][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.055268][ T32] r7:dddced80 r6:83018000 r5:854b238c r4:85493500 [ 1339.055438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.055520][ T32] r10:61c88647 r9:8541b000 r8:8549352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.056015][ T32] r4:85493500 [ 1339.056044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1339.056226][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.057461][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.057973][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1339.058224][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1339.058618][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1339.080710][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1339.081069][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1339.081138][ T32] INFO: task kworker/0:648:4755 blocked for more than 465 seconds. ** 4 printk messages dropped ** [ 1339.081547][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.081660][ T32] r4:8541e000 ** 5 printk messages dropped ** [ 1339.081853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.082140][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.082281][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.082330][ T32] r5:00001000 r4:eb18f000 [ 1339.082496][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.082655][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.082705][ T32] r5:854b2b8c r4:854b2800 [ 1339.082771][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.082824][ T32] r7:dddced80 r6:83018000 r5:854b2b8c r4:85493480 [ 1339.082847][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.082893][ T32] r10:61c88647 r9:8541e000 r8:854934ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.082915][ T32] r4:85493480 [ 1339.083081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.083131][ T32] r10:00000000 r9:85493480 r8:8027f5e8 r7:eb2c1e60 r6:84137480 r5:8541e000 [ 1339.083156][ T32] r4:00000001 [ 1339.083175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.083211][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1339.083238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.083267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.083294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.083322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.083589][ T32] r4:85498440 [ 1339.084003][ T32] INFO: task kworker/0:648:4755 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.084037][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.084099][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.084144][ T32] Call trace: [ 1339.084598][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.084653][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.084724][ T32] r4:00000000 [ 1339.085071][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.085395][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.085432][ T32] 5d20: 9e48e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.085465][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.085491][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.085562][ T32] r5:800c0113 r4:80239bb0 [ 1339.085588][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.085633][ T32] r4:82ac11e4 [ 1339.085954][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.086002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.086025][ T32] r4:e0545dc0 [ 1339.086046][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.086088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.086155][ T32] r4:00000000 [ 1339.086178][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.086541][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.086574][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.086633][ T32] r5:00001000 r4:e038d000 [ 1339.086785][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.086865][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.086912][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.087090][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.087140][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.087288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.087338][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.087365][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1339.087530][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.087799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.088531][ T32] INFO: task kworker/0:649:4757 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1339.088706][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.113062][ T32] r4:8541bc00 ** 3 printk messages dropped ** [ 1339.113770][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.114400][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1339.114612][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.114659][ T32] r5:00001000 r4:eb2e7000 [ 1339.114679][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.115199][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.115249][ T32] r5:854b378c r4:854b3400 [ 1339.115430][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.116080][ T32] r7:dddced80 r6:83018000 r5:854b378c r4:85493580 [ 1339.116109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.116157][ T32] r10:61c88647 r9:8541bc00 r8:854935ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.116179][ T32] r4:85493580 [ 1339.116213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.116263][ T32] r10:00000000 r9:85493580 r8:8027f5e8 r7:eb2d1e60 r6:84137500 r5:8541bc00 [ 1339.116303][ T32] r4:00000001 [ 1339.116327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.116365][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1339.116395][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.116425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.116452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.116990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.117035][ T32] r4:854985c0 [ 1339.117459][ T32] INFO: task kworker/0:649:4757 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.117495][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.117701][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.117752][ T32] Call trace: [ 1339.118091][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.118290][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.118423][ T32] r4:00000000 [ 1339.118447][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.118727][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.139153][ T32] 5d20: 9eb69000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.139209][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.139267][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.139445][ T32] r5:800c0113 r4:80239bb0 [ 1339.139474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.139550][ T32] r4:82ac11e4 [ 1339.139570][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.139614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.139785][ T32] r4:e0545dc0 [ 1339.139810][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.140162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.140190][ T32] r4:00000000 [ 1339.140212][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.140857][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.140887][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.140936][ T32] r5:00001000 r4:e038d000 [ 1339.140956][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.141086][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.141429][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.141455][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.141510][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.141533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.141579][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.141602][ T32] r4:84b6e700 [ 1339.141621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.141736][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.141766][ T32] r4:00000001 [ 1339.141787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.142167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1339.144201][ T32] r10:82918930 r9:eb1c1d84 r8:00000002 r7:60000113 r6:eb1c1d8c r5:85452400 ** 9 printk messages dropped ** [ 1339.145508][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.146960][ T32] r5:00001000 r4:eb1af000 [ 1339.146985][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.147146][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.147259][ T32] r5:854b2f8c r4:854b2c00 [ 1339.147283][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.147330][ T32] r7:dddced80 r6:83018000 r5:854b2f8c r4:85493600 [ 1339.147372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.147426][ T32] r10:61c88647 r9:85452400 r8:8549362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.147451][ T32] r4:85493600 [ 1339.147505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.147557][ T32] r10:00000000 r9:85493600 r8:8027f5e8 r7:eb2d9e60 r6:85493680 r5:85452400 [ 1339.147928][ T32] r4:00000001 [ 1339.147954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.148266][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1339.148299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.148329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.148357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.148386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.148408][ T32] r4:854985c0 [ 1339.182774][ T32] INFO: task kworker/0:650:4758 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.182932][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.183282][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.183577][ T32] Call trace: [ 1339.184117][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.184181][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.184323][ T32] r4:00000000 [ 1339.184349][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.184394][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.184713][ T32] 5d20: 9f3d6000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.184753][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.184783][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.184811][ T32] r5:800c0113 r4:80239bb0 [ 1339.185080][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.185683][ T32] r4:82ac11e4 [ 1339.185711][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.185763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.185789][ T32] r4:e0545dc0 [ 1339.186072][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.186123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.186164][ T32] r4:00000000 [ 1339.186451][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.186819][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.187096][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.187148][ T32] r5:00001000 r4:e038d000 [ 1339.187198][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.187368][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.187510][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.187543][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.188165][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.188239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.188292][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.188578][ T32] r4:84b6e700 [ 1339.188604][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.209191][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 3 printk messages dropped ** [ 1339.209434][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.211185][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.211597][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 ** 9 printk messages dropped ** [ 1339.212333][ T32] r5:00001000 r4:eb1d9000 [ 1339.212355][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.214651][ T32] r7:dddced80 r6:83018000 r5:854b338c r4:85493700 ** 5 printk messages dropped ** [ 1339.215807][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.217287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.249853][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.250286][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.250634][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.252437][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1339.254288][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1339.254496][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.255947][ T32] task:kworker/0:652 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1339.297286][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.297338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5040 [ 1339.297864][ T32] r4:00000000 [ 1339.297893][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.297948][ T32] r9:83018005 r8:85454800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1339.297972][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.298199][ T32] r5:00001000 r4:eb317000 [ 1339.298312][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.298533][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.299182][ T32] r5:854bc78c r4:854bc400 [ 1339.299215][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.299282][ T32] r7:dddced80 r6:83018000 r5:854bc78c r4:85493800 [ 1339.299306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.299358][ T32] r10:61c88647 r9:85454800 r8:8549382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.299382][ T32] r4:85493800 [ 1339.299404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.299455][ T32] r10:00000000 r9:85493800 r8:8027f5e8 r7:eb2d9e60 r6:85493880 r5:85454800 [ 1339.299517][ T32] r4:00000001 [ 1339.299544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.299586][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1339.299620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.299653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.299720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.299759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.299784][ T32] r4:85498a00 [ 1339.300451][ T32] INFO: task kworker/0:652:4763 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.300555][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.300674][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.300730][ T32] Call trace: [ 1339.300790][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.301091][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.301121][ T32] r4:00000000 [ 1339.301143][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.301184][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.301214][ T32] 5d20: a01b0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.301245][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.301396][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.301428][ T32] r5:800c0113 r4:80239bb0 [ 1339.301449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.301493][ T32] r4:82ac11e4 [ 1339.301523][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.301739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.301772][ T32] r4:e0545dc0 [ 1339.301800][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.302100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 2 printk messages dropped ** [ 1339.302201][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1339.302782][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.303025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.303853][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.304535][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.304924][ T32] r9:83018005 r8:85455400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 1 printk messages dropped ** [ 1339.304988][ T32] r5:00001000 r4:eb2f3000 [ 1339.305009][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.305047][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.305089][ T32] r5:854b3b8c r4:854b3800 [ 1339.305509][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.305564][ T32] r7:dddced80 r6:83018000 r5:854b3b8c r4:85493900 [ 1339.305588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.305656][ T32] r10:61c88647 r9:85455400 r8:8549392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.305723][ T32] r4:85493900 [ 1339.305780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.305830][ T32] r10:00000000 r9:85493900 r8:8027f5e8 r7:eb2dde60 r6:85493980 r5:85455400 [ 1339.306008][ T32] r4:00000001 [ 1339.306163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.306558][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1339.306607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.306638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.306665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.306940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.306967][ T32] r4:85498a00 [ 1339.307206][ T32] INFO: task kworker/0:653:4764 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.307463][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.307679][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.307733][ T32] Call trace: [ 1339.307764][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.307815][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.307840][ T32] r4:00000000 [ 1339.307861][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.307898][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.307928][ T32] 5d20: a01b0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.307974][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.308005][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.308030][ T32] r5:800c0113 r4:80239bb0 [ 1339.308051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.308094][ T32] r4:82ac11e4 [ 1339.308114][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.308158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.308196][ T32] r4:e0545dc0 [ 1339.308220][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.308265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.308290][ T32] r4:00000000 [ 1339.308309][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.308357][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.308378][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.308421][ T32] r5:00001000 r4:e038d000 [ 1339.308441][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.308481][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.308532][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.308553][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.308600][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.308621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.333091][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.333310][ T32] r4:84b6e700 [ 1339.333341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.333413][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.334180][ T32] r4:00000001 [ 1339.334210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.334272][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.334308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.334339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.334386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.334420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.334444][ T32] r4:84b6d780 [ 1339.334470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.334558][ T32] INFO: task kworker/0:654:4767 blocked for more than 465 seconds. [ 1339.334599][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.334626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.334649][ T32] task:kworker/0:654 state:D stack:0 pid:4767 tgid:4767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.335195][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.335336][ T32] Call trace: [ 1339.335371][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.335423][ T32] r10:82918930 r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:85456000 [ 1339.335827][ T32] r4:85456000 [ 1339.335854][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.335915][ T32] r5:85456000 r4:8291892c [ 1339.335939][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.336253][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.336306][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1339.336329][ T32] r4:00000000 [ 1339.336349][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.336389][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.336429][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.336651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498e40 [ 1339.336679][ T32] r4:00000000 [ 1339.336716][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.337246][ T32] r9:83018005 r8:85456000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1339.337273][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.337332][ T32] r5:00001000 r4:eb2ff000 [ 1339.337358][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.337400][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.337443][ T32] r5:854b3f8c r4:854b3c00 [ 1339.337464][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.337529][ T32] r7:dddced80 r6:83018000 r5:854b3f8c r4:85493a00 [ 1339.337555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.338529][ T32] r10:61c88647 r9:85456000 r8:85493a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.338675][ T32] r4:85493a00 [ 1339.362721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.363706][ T32] r10:00000000 r9:85493a00 r8:8027f5e8 r7:eb2dde60 r6:85493a80 r5:85456000 [ 1339.363743][ T32] r4:00000001 [ 1339.363768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.365699][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1339.365741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.365974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.366009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.366045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.367592][ T32] r4:85498cc0 [ 1339.368051][ T32] INFO: task kworker/0:654:4767 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.368680][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.389272][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.389389][ T32] Call trace: [ 1339.389452][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.389529][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.389661][ T32] r4:00000000 [ 1339.389689][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.389738][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.389797][ T32] 5d20: a0e74000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.389835][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.389867][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.389896][ T32] r5:800c0113 r4:80239bb0 [ 1339.389920][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.389970][ T32] r4:82ac11e4 [ 1339.389994][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.390044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.390084][ T32] r4:e0545dc0 [ 1339.390129][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.390241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.390378][ T32] r4:00000000 [ 1339.390407][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.390463][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.390489][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.390611][ T32] r5:00001000 r4:e038d000 [ 1339.390636][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.390834][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.391352][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.391377][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.391426][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.391447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.391713][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.391744][ T32] r4:84b6e700 [ 1339.391770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.391902][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.391934][ T32] r4:00000001 [ 1339.392352][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.392470][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.392515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.392549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.392578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.392607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.392629][ T32] r4:84b6d780 [ 1339.392653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.392685][ T32] INFO: task kworker/0:655:4769 blocked for more than 465 seconds. [ 1339.392721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.392761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.392979][ T32] task:kworker/0:655 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.393180][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.393431][ T32] Call trace: [ 1339.393469][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.393526][ T32] r10:82918930 r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:85456c00 [ 1339.394021][ T32] r4:85456c00 [ 1339.394048][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.394092][ T32] r5:85456c00 r4:8291892c [ 1339.394113][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.394154][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.394203][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1339.394227][ T32] r4:00000000 [ 1339.394246][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.394284][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.394526][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.394578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498e80 [ 1339.394601][ T32] r4:00000000 [ 1339.394621][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1339.394688][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.395015][ T32] r5:00001000 r4:eb30b000 [ 1339.395307][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.395415][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.395488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.395540][ T32] r10:61c88647 r9:85456c00 r8:85493b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.395609][ T32] r4:85493b00 [ 1339.395633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.396351][ T32] r10:00000000 r9:85493b00 r8:8027f5e8 r7:eb2dde60 r6:85493b80 r5:85456c00 [ 1339.396416][ T32] r4:00000001 [ 1339.396442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.396480][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1339.396611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.396645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.396713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.396747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.397020][ T32] r4:85498cc0 [ 1339.397441][ T32] INFO: task kworker/0:655:4769 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.397643][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.397767][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.397912][ T32] Call trace: [ 1339.397944][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.397996][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.398022][ T32] r4:00000000 [ 1339.398057][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.398101][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.398133][ T32] 5d20: a0e74000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.398166][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.398488][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.398556][ T32] r5:800c0113 r4:80239bb0 [ 1339.398635][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.419128][ T32] r4:82ac11e4 [ 1339.419175][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.419249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.419275][ T32] r4:e0545dc0 [ 1339.419296][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.419343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.419367][ T32] r4:00000000 [ 1339.419416][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.419472][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.419495][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.419572][ T32] r5:00001000 r4:e038d000 [ 1339.419597][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.419640][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.419685][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.419707][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.419783][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.419809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.419857][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.419882][ T32] r4:84b6e700 [ 1339.419903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.419950][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.420129][ T32] r4:00000001 [ 1339.420182][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.420270][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.420328][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.420360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.420389][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.420421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.420444][ T32] r4:84b6d780 [ 1339.420476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.420552][ T32] INFO: task kworker/0:656:4770 blocked for more than 465 seconds. [ 1339.420590][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.420618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.420695][ T32] task:kworker/0:656 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.420821][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.420871][ T32] Call trace: [ 1339.420905][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.420958][ T32] r10:82918930 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85450000 [ 1339.420982][ T32] r4:85450000 [ 1339.421422][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.421653][ T32] r5:85450000 r4:8291892c [ 1339.421701][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.422040][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.422092][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1339.422117][ T32] r4:00000000 [ 1339.422136][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.422275][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.422317][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.422363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5300 [ 1339.422436][ T32] r4:00000000 [ 1339.422551][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.422674][ T32] r9:83018005 r8:85450000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1339.422703][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.422766][ T32] r5:00001000 r4:eb323000 [ 1339.422793][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.422834][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.422876][ T32] r5:854bcb8c r4:854bc800 [ 1339.422895][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.422975][ T32] r7:dddced80 r6:83018000 r5:854bcb8c r4:85493c00 [ 1339.423001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.423047][ T32] r10:61c88647 r9:85450000 r8:85493c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.423071][ T32] r4:85493c00 [ 1339.423091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.423137][ T32] r10:00000000 r9:85493c00 r8:8027f5e8 r7:eb2dde60 r6:85493c80 r5:85450000 [ 1339.423159][ T32] r4:00000001 [ 1339.423178][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.423251][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1339.423284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.423333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.423703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.423738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.423823][ T32] r4:854a5080 [ 1339.424261][ T32] INFO: task kworker/0:656:4770 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.424300][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.424363][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.424497][ T32] Call trace: [ 1339.424536][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.424589][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.424612][ T32] r4:00000000 [ 1339.424632][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.424670][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.425211][ T32] 5d20: a13b0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.425251][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.425279][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.425305][ T32] r5:800c0113 r4:80239bb0 [ 1339.425326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.425431][ T32] r4:82ac11e4 [ 1339.425457][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.425507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.425531][ T32] r4:e0545dc0 [ 1339.425552][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.425981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.426040][ T32] r4:00000000 [ 1339.426067][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.426118][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.426140][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.426185][ T32] r5:00001000 r4:e038d000 [ 1339.426241][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.426528][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.426593][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.427033][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.427087][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.427262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.427316][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.427341][ T32] r4:84b6e700 [ 1339.427362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.427433][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.427461][ T32] r4:00000001 [ 1339.427482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.427566][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.427617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.427705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.427738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.427771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.427813][ T32] r4:84b6d780 [ 1339.427990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.428023][ T32] INFO: task kworker/0:657:4773 blocked for more than 465 seconds. [ 1339.428118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.428197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.428226][ T32] task:kworker/0:657 state:D stack:0 pid:4773 tgid:4773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.428332][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.428398][ T32] Call trace: [ 1339.428476][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.428533][ T32] r10:82918930 r9:eb321d84 r8:00000002 r7:60000113 r6:eb321d8c r5:8494ec00 [ 1339.428557][ T32] r4:8494ec00 [ 1339.428653][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.466787][ T32] r5:8494ec00 r4:8291892c [ 1339.466833][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.466904][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.466989][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1339.467020][ T32] r4:00000000 [ 1339.467078][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.467124][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.467212][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.467261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5480 [ 1339.467427][ T32] r4:00000000 [ 1339.467489][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.467550][ T32] r9:83018005 r8:8494ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1339.467648][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.467698][ T32] r5:00001000 r4:eb32f000 [ 1339.467719][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.467760][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.467804][ T32] r5:854bcf8c r4:854bcc00 [ 1339.467826][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.467874][ T32] r7:dddced80 r6:83018000 r5:854bcf8c r4:85493d00 [ 1339.467895][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.467941][ T32] r10:61c88647 r9:8494ec00 r8:85493d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.467963][ T32] r4:85493d00 [ 1339.467982][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.468026][ T32] r10:00000000 r9:85493d00 r8:8027f5e8 r7:eb315e60 r6:85493d80 r5:8494ec00 [ 1339.468050][ T32] r4:00000001 [ 1339.468072][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.468111][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1339.468143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.468176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.468362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.468418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.468555][ T32] r4:854a5180 [ 1339.469676][ T32] INFO: task kworker/0:657:4773 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.469748][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.469870][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.469968][ T32] Call trace: [ 1339.470046][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.470174][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.470210][ T32] r4:00000000 [ 1339.470234][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.470278][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.470336][ T32] 5d20: a1b0f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.470372][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.470418][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.470469][ T32] r5:800c0113 r4:80239bb0 [ 1339.470551][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.470608][ T32] r4:82ac11e4 [ 1339.470666][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.470715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.470739][ T32] r4:e0545dc0 [ 1339.470766][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.470812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.470878][ T32] r4:00000000 [ 1339.470904][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.471150][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.471182][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.471228][ T32] r5:00001000 r4:e038d000 [ 1339.471249][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.471315][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.471433][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.471458][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.471514][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.471563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.471615][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.471639][ T32] r4:84b6e700 [ 1339.471659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.471710][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.471735][ T32] r4:00000001 [ 1339.471831][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.471871][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.471899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.471931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.471958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.471987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.472495][ T32] r4:84b6d780 [ 1339.472531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.472579][ T32] INFO: task kworker/0:658:4775 blocked for more than 465 seconds. [ 1339.472616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.472655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.472752][ T32] task:kworker/0:658 state:D stack:0 pid:4775 tgid:4775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.472803][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.472871][ T32] Call trace: [ 1339.472976][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.473032][ T32] r10:82918930 r9:eb2c9d84 r8:00000002 r7:60000013 r6:eb2c9d8c r5:84970c00 [ 1339.473207][ T32] r4:84970c00 [ 1339.473232][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.473277][ T32] r5:84970c00 r4:8291892c [ 1339.473462][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.473515][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.473564][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1339.473609][ T32] r4:00000000 [ 1339.473632][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.473671][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.473709][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.473751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5680 [ 1339.473774][ T32] r4:00000000 [ 1339.474177][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.474528][ T32] r9:83018005 r8:84970c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1339.474574][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.474623][ T32] r5:00001000 r4:eb337000 [ 1339.474643][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.475505][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.475557][ T32] r5:854bd38c r4:854bd000 [ 1339.475577][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.475715][ T32] r7:dddced80 r6:83018000 r5:854bd38c r4:85493e00 [ 1339.475741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.475789][ T32] r10:61c88647 r9:84970c00 r8:85493e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.475812][ T32] r4:85493e00 [ 1339.475831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.475880][ T32] r10:00000000 r9:85493e00 r8:8027f5e8 r7:eb321e60 r6:85493e80 r5:84970c00 [ 1339.475904][ T32] r4:00000001 [ 1339.475923][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.476610][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1339.476643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.476676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.476705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.477460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.477488][ T32] r4:854a5440 [ 1339.478063][ T32] INFO: task kworker/0:658:4775 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.478103][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.478209][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.478283][ T32] Call trace: [ 1339.478450][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.478547][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.478583][ T32] r4:00000000 [ 1339.497258][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.497428][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.497467][ T32] 5d20: a1d6f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.497499][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.497537][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.497565][ T32] r5:800c0113 r4:80239bb0 [ 1339.497611][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.498115][ T32] r4:82ac11e4 [ 1339.498256][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.498314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.498339][ T32] r4:e0545dc0 [ 1339.498360][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.498406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.498430][ T32] r4:00000000 [ 1339.498451][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.498649][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.509200][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.509300][ T32] r5:00001000 r4:e038d000 [ 1339.509325][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.509371][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.509433][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.509460][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.509522][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.509547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.509599][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.509651][ T32] r4:84b6e700 [ 1339.509767][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.509849][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.509877][ T32] r4:00000001 [ 1339.510074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.510152][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.510210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.510244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.510274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.510361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.510389][ T32] r4:84b6d780 [ 1339.510441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.510612][ T32] INFO: task kworker/0:659:4777 blocked for more than 466 seconds. [ 1339.510800][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.510834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.510860][ T32] task:kworker/0:659 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.511033][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.511086][ T32] Call trace: [ 1339.511154][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.511250][ T32] r10:82918930 r9:eb341d84 r8:00000002 r7:60000013 r6:eb341d8c r5:84972400 [ 1339.511280][ T32] r4:84972400 [ 1339.511303][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.511375][ T32] r5:84972400 r4:8291892c [ 1339.511536][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.511584][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.511691][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 [ 1339.511763][ T32] r4:00000000 [ 1339.511815][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.511859][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.511901][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.511950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5880 [ 1339.511975][ T32] r4:00000000 [ 1339.511997][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.512045][ T32] r9:83018005 r8:84972400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1339.512204][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.512291][ T32] r5:00001000 r4:eb343000 [ 1339.512316][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.512510][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.512625][ T32] r5:854bd78c r4:854bd400 [ 1339.512651][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.512699][ T32] r7:dddced80 r6:83018000 r5:854bd78c r4:85493f00 [ 1339.512834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.512888][ T32] r10:61c88647 r9:84972400 r8:85493f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.512939][ T32] r4:85493f00 [ 1339.512963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.513011][ T32] r10:00000000 r9:85493f00 r8:8027f5e8 r7:eb2c9e60 r6:85493f80 r5:84972400 [ 1339.513151][ T32] r4:00000001 [ 1339.513175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.513329][ T32] Exception stack(0xeb341fb0 to 0xeb341ff8) [ 1339.513574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.513617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.513646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.513679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.513703][ T32] r4:854a5500 [ 1339.514115][ T32] INFO: task kworker/0:659:4777 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.514150][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.514242][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.514335][ T32] Call trace: [ 1339.514375][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.514447][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.514529][ T32] r4:00000000 [ 1339.514588][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.514683][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.514855][ T32] 5d20: a1f4b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.514892][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.514919][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.514945][ T32] r5:800c0113 r4:80239bb0 [ 1339.514965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.515010][ T32] r4:82ac11e4 [ 1339.515030][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.515075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.515109][ T32] r4:e0545dc0 [ 1339.515134][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.515179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.515202][ T32] r4:00000000 [ 1339.515222][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.515295][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.515429][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.515495][ T32] r5:00001000 r4:e038d000 [ 1339.515524][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.515566][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.515619][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.515640][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.515741][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.515819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.515871][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.515946][ T32] r4:84b6e700 ** 1 printk messages dropped ** [ 1339.516031][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.516084][ T32] r4:00000001 [ 1339.516108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.516144][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.516171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.516199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.516233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.516320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.516359][ T32] r4:84b6d780 [ 1339.516392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.516440][ T32] INFO: task kworker/0:660:4779 blocked for more than 466 seconds. [ 1339.516499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.516532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.516553][ T32] task:kworker/0:660 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.516623][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.516693][ T32] Call trace: [ 1339.516726][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.516801][ T32] r10:82918930 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:84973000 [ 1339.516838][ T32] r4:84973000 [ 1339.516860][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.516926][ T32] r5:84973000 r4:8291892c [ 1339.516949][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.516991][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.517038][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1339.517085][ T32] r4:00000000 [ 1339.517109][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.517150][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.517238][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.517286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5d80 [ 1339.517328][ T32] r4:00000000 [ 1339.517367][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.517444][ T32] r9:83018005 r8:84973000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1339.517494][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.517545][ T32] r5:00001000 r4:eb367000 [ 1339.517577][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.517643][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.517715][ T32] r5:854bdf8c r4:854bdc00 [ 1339.517739][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.517784][ T32] r7:dddced80 r6:83018000 r5:854bdf8c r4:854a3000 [ 1339.517815][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.517864][ T32] r10:61c88647 r9:84973000 r8:854a302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.517886][ T32] r4:854a3000 [ 1339.517957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.518006][ T32] r10:00000000 r9:854a3000 r8:8027f5e8 r7:eb341e60 r6:854a3080 r5:84973000 [ 1339.518029][ T32] r4:00000001 [ 1339.518050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.518086][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1339.518144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.518229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.518262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.518292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.518315][ T32] r4:854a5700 [ 1339.518571][ T32] INFO: task kworker/0:660:4779 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.540958][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.541127][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.541235][ T32] Call trace: [ 1339.541359][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.541445][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.541475][ T32] r4:00000000 [ 1339.541531][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.541579][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.541611][ T32] 5d20: a220f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.541641][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.541694][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.541786][ T32] r5:800c0113 r4:80239bb0 [ 1339.541843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.541892][ T32] r4:82ac11e4 [ 1339.541938][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.541985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.542062][ T32] r4:e0545dc0 [ 1339.542152][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.542213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.542276][ T32] r4:00000000 [ 1339.542300][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.542349][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.542370][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.542414][ T32] r5:00001000 r4:e038d000 [ 1339.542434][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.542566][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.542619][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.542669][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.542722][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.542744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.542839][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.542871][ T32] r4:84b6e700 [ 1339.542893][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.542951][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.543012][ T32] r4:00000001 [ 1339.543069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.543140][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.543171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.543203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.543248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.543308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.543334][ T32] r4:84b6d780 [ 1339.543359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.543391][ T32] INFO: task kworker/0:661:4780 blocked for more than 466 seconds. [ 1339.543425][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.543451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.543472][ T32] task:kworker/0:661 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.543528][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.543572][ T32] Call trace: [ 1339.543602][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.543647][ T32] r10:82918930 r9:eb32dd84 r8:00000002 r7:60000013 r6:eb32dd8c r5:84971800 [ 1339.543744][ T32] r4:84971800 [ 1339.543770][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.543813][ T32] r5:84971800 r4:8291892c [ 1339.543844][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.543889][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.543962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 [ 1339.544016][ T32] r4:00000000 [ 1339.544039][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.544104][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.544145][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.544188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5a80 [ 1339.544262][ T32] r4:00000000 [ 1339.544288][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.544334][ T32] r9:83018005 r8:84971800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1339.544355][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.544409][ T32] r5:00001000 r4:eb34f000 [ 1339.544513][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.544559][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.544614][ T32] r5:854bdb8c r4:854bd800 [ 1339.544644][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.544699][ T32] r7:dddced80 r6:83018000 r5:854bdb8c r4:854a3100 [ 1339.544762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.544822][ T32] r10:61c88647 r9:84971800 r8:854a312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.544852][ T32] r4:854a3100 [ 1339.544874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.544920][ T32] r10:00000000 r9:854a3100 r8:8027f5e8 r7:eb34de60 r6:854a3180 r5:84971800 [ 1339.544942][ T32] r4:00000001 [ 1339.544961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.545074][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1339.545106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.545136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.545163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.545199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.545223][ T32] r4:854a57c0 [ 1339.545670][ T32] INFO: task kworker/0:661:4780 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.545707][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.545802][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.545932][ T32] Call trace: [ 1339.545967][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.546072][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.546100][ T32] r4:00000000 [ 1339.546151][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.546194][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.546223][ T32] 5d20: a220f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.546253][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.546362][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.546392][ T32] r5:800c0113 r4:80239bb0 [ 1339.546413][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.546563][ T32] r4:82ac11e4 [ 1339.546601][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.546649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.546673][ T32] r4:e0545dc0 [ 1339.546694][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.546770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.546797][ T32] r4:00000000 [ 1339.546817][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.546918][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.547021][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.547072][ T32] r5:00001000 r4:e038d000 [ 1339.547093][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.547143][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.547191][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.547211][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.547285][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.547335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.547411][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.547438][ T32] r4:84b6e700 [ 1339.547460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.547551][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.547610][ T32] r4:00000001 [ 1339.547638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.547702][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.547735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.547765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.547792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.547820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.547857][ T32] r4:84b6d780 [ 1339.547927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.547961][ T32] INFO: task kworker/0:662:4784 blocked for more than 466 seconds. [ 1339.547991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.548015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.548036][ T32] task:kworker/0:662 state:D stack:0 pid:4784 tgid:4784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.548080][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.548135][ T32] Call trace: [ 1339.548290][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.548366][ T32] r10:82918930 r9:eb371d84 r8:00000002 r7:60000113 r6:eb371d8c r5:84974800 [ 1339.548393][ T32] r4:84974800 [ 1339.548413][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.548463][ T32] r5:84974800 r4:8291892c [ 1339.548487][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.548560][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.567230][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1339.567341][ T32] r4:00000000 [ 1339.567368][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.567460][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.567519][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.567593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a5ec0 [ 1339.567621][ T32] r4:00000000 [ 1339.567642][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.567691][ T32] r9:83018005 r8:84974800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1339.567745][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.567825][ T32] r5:00001000 r4:eb373000 [ 1339.567849][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.567890][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.567958][ T32] r5:854be38c r4:854be000 [ 1339.567985][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.568035][ T32] r7:dddced80 r6:83018000 r5:854be38c r4:854a3200 [ 1339.568057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.568107][ T32] r10:61c88647 r9:84974800 r8:854a322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.568132][ T32] r4:854a3200 [ 1339.568152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.568198][ T32] r10:00000000 r9:854a3200 r8:8027f5e8 r7:eb34de60 r6:854a3280 r5:84974800 [ 1339.568233][ T32] r4:00000001 [ 1339.568257][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.568296][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1339.568346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.568381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.568409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.568524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.568556][ T32] r4:854a5c00 [ 1339.575125][ T32] INFO: task kworker/0:662:4784 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.575318][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.575467][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.575548][ T32] Call trace: [ 1339.575583][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.575639][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.575700][ T32] r4:00000000 [ 1339.575726][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.575770][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.575817][ T32] 5d20: a25b1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.575853][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.575904][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.575935][ T32] r5:800c0113 r4:80239bb0 [ 1339.575975][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.576050][ T32] r4:82ac11e4 [ 1339.576132][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.576192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.576218][ T32] r4:e0545dc0 [ 1339.576264][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.576343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.576373][ T32] r4:00000000 [ 1339.576395][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.576444][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.576466][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.576543][ T32] r5:00001000 r4:e038d000 [ 1339.576595][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.576640][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.576685][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.576705][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.576753][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.576774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.576821][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.576845][ T32] r4:84b6e700 [ 1339.576865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.576910][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.576945][ T32] r4:00000001 [ 1339.576970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.577007][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.577062][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.577124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.577482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1339.577723][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.578116][ T32] r5:84975400 r4:8291892c ** 2 printk messages dropped ** [ 1339.578285][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 ** 3 printk messages dropped ** [ 1339.578434][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1339.592658][ T32] r9:83018005 r8:84975400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1339.592709][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.592799][ T32] r5:00001000 r4:eb37f000 [ 1339.592854][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.592930][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.593009][ T32] r5:854be78c r4:854be400 [ 1339.593062][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.593152][ T32] r7:dddced80 r6:83018000 r5:854be78c r4:854a3300 [ 1339.593211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.593306][ T32] r10:61c88647 r9:84975400 r8:854a332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.593353][ T32] r4:854a3300 [ 1339.593397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.593488][ T32] r10:00000000 r9:854a3300 r8:8027f5e8 r7:eb371e60 r6:854a3380 r5:84975400 [ 1339.593553][ T32] r4:00000001 [ 1339.593633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.593743][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1339.593868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.593933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.594070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.594178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.594230][ T32] r4:854a5e80 [ 1339.594940][ T32] INFO: task kworker/0:663:4786 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.595047][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.595269][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.595449][ T32] Call trace: [ 1339.595533][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.595639][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.595688][ T32] r4:00000000 [ 1339.595822][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.595907][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.595969][ T32] 5d20: a292e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.596137][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.596199][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.596250][ T32] r5:800c0113 r4:80239bb0 [ 1339.596297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.596442][ T32] r4:82ac11e4 [ 1339.596491][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.596586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.596637][ T32] r4:e0545dc0 [ 1339.596743][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.596831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.596883][ T32] r4:00000000 [ 1339.596922][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.597018][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.597192][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.597285][ T32] r5:00001000 r4:e038d000 [ 1339.597330][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.597437][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.597539][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.597580][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.597676][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.597720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.597855][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.597954][ T32] r4:84b6e700 [ 1339.598061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.598154][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.598205][ T32] r4:00000001 [ 1339.598274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.598349][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.598418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.598479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.598568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.622863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.622913][ T32] r4:84b6d780 [ 1339.622960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.623048][ T32] INFO: task kworker/0:664:4788 blocked for more than 466 seconds. [ 1339.623300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.623333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.623357][ T32] task:kworker/0:664 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.623421][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.623486][ T32] Call trace: [ 1339.623601][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.623833][ T32] r10:82918930 r9:eb389d84 r8:00000002 r7:60000113 r6:eb389d8c r5:84976000 [ 1339.623861][ T32] r4:84976000 [ 1339.623900][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.623946][ T32] r5:84976000 r4:8291892c [ 1339.624037][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.624082][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.624149][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1339.624175][ T32] r4:00000000 [ 1339.624195][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.624233][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.624274][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.624341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549f540 [ 1339.624554][ T32] r4:00000000 [ 1339.624632][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.624689][ T32] r9:83018005 r8:84976000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1339.624712][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.624861][ T32] r5:00001000 r4:eb3a3000 [ 1339.624886][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.624990][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.625037][ T32] r5:854bef8c r4:854bec00 [ 1339.625059][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.625108][ T32] r7:dddced80 r6:83018000 r5:854bef8c r4:854a3400 [ 1339.625130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.625287][ T32] r10:61c88647 r9:84976000 r8:854a342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.625315][ T32] r4:854a3400 [ 1339.625403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.625529][ T32] r10:00000000 r9:854a3400 r8:8027f5e8 r7:eb37de60 r6:854a3480 r5:84976000 [ 1339.625557][ T32] r4:00000001 [ 1339.625617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.625716][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1339.625997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.626031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.626114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.626149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.626213][ T32] r4:854a5e80 [ 1339.626679][ T32] INFO: task kworker/0:664:4788 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.626719][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.626814][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.626867][ T32] Call trace: [ 1339.626898][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.626947][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.626970][ T32] r4:00000000 [ 1339.627148][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.627191][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.627261][ T32] 5d20: a2bb9000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.627389][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.627421][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.627501][ T32] r5:800c0113 r4:80239bb0 [ 1339.627531][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.627627][ T32] r4:82ac11e4 [ 1339.627742][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.627819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.627846][ T32] r4:e0545dc0 [ 1339.627867][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.627910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.627933][ T32] r4:00000000 [ 1339.627952][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.627997][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.628039][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.628086][ T32] r5:00001000 r4:e038d000 [ 1339.628106][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.628145][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.628187][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.628262][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.628312][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.628353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.628402][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.628429][ T32] r4:84b6e700 [ 1339.628451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.628511][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.628538][ T32] r4:00000001 [ 1339.628559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.628594][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.628620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.637239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.637342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.637463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.637498][ T32] r4:84b6d780 [ 1339.637715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.637754][ T32] INFO: task kworker/0:665:4789 blocked for more than 466 seconds. [ 1339.637833][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.637913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.637940][ T32] task:kworker/0:665 state:D stack:0 pid:4789 tgid:4789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.638112][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.638173][ T32] Call trace: [ 1339.638350][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.638537][ T32] r10:82918930 r9:eb395d84 r8:00000002 r7:60000113 r6:eb395d8c r5:84970000 [ 1339.638653][ T32] r4:84970000 [ 1339.651836][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.651938][ T32] r5:84970000 r4:8291892c [ 1339.651962][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.652031][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.652138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1339.652166][ T32] r4:00000000 [ 1339.652212][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.652362][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.652434][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.652484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549f200 [ 1339.652568][ T32] r4:00000000 [ 1339.652733][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.652786][ T32] r9:83018005 r8:84970000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1339.652892][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.652943][ T32] r5:00001000 r4:eb38b000 [ 1339.652965][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.653115][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.653226][ T32] r5:854beb8c r4:854be800 [ 1339.653276][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.653329][ T32] r7:dddced80 r6:83018000 r5:854beb8c r4:854a3500 [ 1339.653362][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.653439][ T32] r10:61c88647 r9:84970000 r8:854a352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.653467][ T32] r4:854a3500 [ 1339.653487][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.653543][ T32] r10:00000000 r9:854a3500 r8:8027f5e8 r7:eb389e60 r6:854a3580 r5:84970000 [ 1339.653566][ T32] r4:00000001 [ 1339.653604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.653647][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1339.653679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.653709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.653766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.653801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.653876][ T32] r4:8549f140 [ 1339.654382][ T32] INFO: task kworker/0:665:4789 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.654466][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.654634][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.654692][ T32] Call trace: [ 1339.654775][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.654856][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.654885][ T32] r4:00000000 [ 1339.654931][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.654994][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.655026][ T32] 5d20: a2e23000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.655056][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.655081][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.655105][ T32] r5:800c0113 r4:80239bb0 [ 1339.655168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.655240][ T32] r4:82ac11e4 [ 1339.655263][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.655368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.655397][ T32] r4:e0545dc0 [ 1339.655439][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.655487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.655571][ T32] r4:00000000 [ 1339.655605][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.655684][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.655709][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.655755][ T32] r5:00001000 r4:e038d000 [ 1339.655775][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.655813][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.655855][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.655874][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.655919][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.655939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.656011][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.656039][ T32] r4:84b6e700 [ 1339.656062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.656133][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.656350][ T32] r4:00000001 [ 1339.656375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.656414][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.656442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.656470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.656549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.656585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.656608][ T32] r4:84b6d780 [ 1339.656632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.656663][ T32] INFO: task kworker/1:168:4792 blocked for more than 466 seconds. [ 1339.656696][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.656766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.656791][ T32] task:kworker/1:168 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.656838][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.656998][ T32] Call trace: [ 1339.657121][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.657202][ T32] r10:82918930 r9:eb359d84 r8:00000002 r7:60000013 r6:eb359d8c r5:8541d400 [ 1339.657230][ T32] r4:8541d400 [ 1339.657322][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.657366][ T32] r5:8541d400 r4:8291892c [ 1339.657439][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.657482][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.657535][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 [ 1339.657559][ T32] r4:00000000 [ 1339.657578][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.657617][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.657664][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.657743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85551880 [ 1339.657795][ T32] r4:00000000 [ 1339.657820][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.657867][ T32] r9:83018205 r8:8541d400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1339.657914][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.657977][ T32] r5:00001000 r4:eadcd000 [ 1339.658001][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.658040][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.658082][ T32] r5:8535b78c r4:8535b400 [ 1339.658188][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.658265][ T32] r7:ddde2d80 r6:83018200 r5:8535b78c r4:84137580 [ 1339.658315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.658366][ T32] r10:61c88647 r9:8541d400 r8:841375ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.658429][ T32] r4:84137580 [ 1339.658454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.658538][ T32] r10:00000000 r9:84137580 r8:8027f5e8 r7:eb0f5e60 r6:84137600 r5:8541d400 [ 1339.658643][ T32] r4:00000001 [ 1339.681293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.681413][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) [ 1339.681454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.681486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.681551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.681587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.681623][ T32] r4:854ac100 [ 1339.682081][ T32] INFO: task kworker/1:168:4792 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.682163][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.682361][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.682419][ T32] Call trace: [ 1339.682533][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.682605][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.682630][ T32] r4:00000000 [ 1339.682740][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.682785][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.682860][ T32] 5d20: a3238000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.682975][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.683009][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.683037][ T32] r5:800c0113 r4:80239bb0 [ 1339.683060][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.683105][ T32] r4:82ac11e4 [ 1339.683127][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.683171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.683194][ T32] r4:e0545dc0 [ 1339.683213][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.683255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.683277][ T32] r4:00000000 [ 1339.683295][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.683341][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.683363][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.683407][ T32] r5:00001000 r4:e038d000 [ 1339.683453][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.683500][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.683556][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.683577][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.683623][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.683644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.683693][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.683747][ T32] r4:84b6e700 [ 1339.683771][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.683869][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.683898][ T32] r4:00000001 [ 1339.683919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.683981][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.684096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.684181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.684228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.684261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.684311][ T32] r4:84b6d780 [ 1339.684336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.684367][ T32] INFO: task kworker/0:666:4794 blocked for more than 466 seconds. [ 1339.684400][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.684426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.684446][ T32] task:kworker/0:666 state:D stack:0 pid:4794 tgid:4794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.684493][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.684602][ T32] Call trace: [ 1339.684637][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.684748][ T32] r10:82918930 r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:8541ec00 [ 1339.684830][ T32] r4:8541ec00 [ 1339.684861][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.684902][ T32] r5:8541ec00 r4:8291892c [ 1339.684923][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.684988][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.685041][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 [ 1339.685064][ T32] r4:00000000 [ 1339.685111][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.685290][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.685332][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.685376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549f940 [ 1339.685401][ T32] r4:00000000 [ 1339.685421][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.685589][ T32] r9:83018005 r8:8541ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1339.685640][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.685712][ T32] r5:00001000 r4:eb3c7000 [ 1339.685736][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.685775][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.685819][ T32] r5:854bfb8c r4:854bf800 [ 1339.685840][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.685925][ T32] r7:dddced80 r6:83018000 r5:854bfb8c r4:854a3600 [ 1339.685950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.685996][ T32] r10:61c88647 r9:8541ec00 r8:854a362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.686018][ T32] r4:854a3600 [ 1339.686037][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.686081][ T32] r10:00000000 r9:854a3600 r8:8027f5e8 r7:eb389e60 r6:84137680 r5:8541ec00 [ 1339.686129][ T32] r4:00000001 [ 1339.686152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.686187][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1339.686213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.686242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.686271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.686368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.686483][ T32] r4:8549f300 [ 1339.686733][ T32] INFO: task kworker/0:666:4794 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.686769][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.686826][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.686872][ T32] Call trace: [ 1339.686902][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.687029][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.687114][ T32] r4:00000000 [ 1339.687138][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.687243][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.687278][ T32] 5d20: a3238000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.687309][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1339.687701][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.688100][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.688397][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.688440][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.688459][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.688509][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.688531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.688656][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.699797][ T32] r4:84b6e700 [ 1339.699904][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.700109][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.700178][ T32] r4:00000001 [ 1339.700229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.700300][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.700335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.700391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.700440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.700571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.700736][ T32] r4:84b6d780 [ 1339.700777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.700885][ T32] INFO: task kworker/0:667:4795 blocked for more than 466 seconds. [ 1339.700924][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.700951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.701078][ T32] task:kworker/0:667 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.701192][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.701296][ T32] Call trace: [ 1339.701335][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.701388][ T32] r10:82918930 r9:eb3add84 r8:00000002 r7:60000113 r6:eb3add8c r5:85446c00 [ 1339.701411][ T32] r4:85446c00 [ 1339.701431][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.701476][ T32] r5:85446c00 r4:8291892c [ 1339.701499][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.701551][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.701599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 1339.701623][ T32] r4:00000000 [ 1339.701643][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.701682][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.701722][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.701764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549f700 [ 1339.701787][ T32] r4:00000000 [ 1339.701807][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.701879][ T32] r9:83018005 r8:85446c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.701906][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.701951][ T32] r5:00001000 r4:eb3af000 [ 1339.701983][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.702027][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.702214][ T32] r5:854bf38c r4:854bf000 [ 1339.702319][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.702422][ T32] r7:dddced80 r6:83018000 r5:854bf38c r4:854a3680 [ 1339.702447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.702568][ T32] r10:61c88647 r9:85446c00 r8:854a36ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.702614][ T32] r4:854a3680 [ 1339.702637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.702745][ T32] r10:00000000 r9:854a3680 r8:8027f5e8 r7:eb365e60 r6:84137700 r5:85446c00 [ 1339.702777][ T32] r4:00000001 [ 1339.702797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.702857][ T32] Exception stack(0xeb3adfb0 to 0xeb3adff8) [ 1339.702940][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.703051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.703094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.703153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.703180][ T32] r4:8549f300 [ 1339.703620][ T32] INFO: task kworker/0:667:4795 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.703663][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.703759][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.703833][ T32] Call trace: [ 1339.703866][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.703918][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.703942][ T32] r4:00000000 [ 1339.703962][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.704001][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.704044][ T32] 5d20: a3238000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.704079][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.704131][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.704159][ T32] r5:800c0113 r4:80239bb0 [ 1339.704206][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.704255][ T32] r4:82ac11e4 [ 1339.704275][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.704318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.704343][ T32] r4:e0545dc0 [ 1339.704363][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.704431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.704478][ T32] r4:00000000 [ 1339.704507][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.704556][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.704577][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.704631][ T32] r5:00001000 r4:e038d000 [ 1339.704655][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.704696][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.704739][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.704759][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.704867][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.704992][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.705206][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.705234][ T32] r4:84b6e700 [ 1339.705257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.705317][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.705602][ T32] r4:00000001 [ 1339.705628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.705723][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.705841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.706001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.706052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.706086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.706313][ T32] r4:84b6d780 [ 1339.706337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.706365][ T32] INFO: task kworker/1:169:4797 blocked for more than 466 seconds. [ 1339.706393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.706417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.706565][ T32] task:kworker/1:169 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.706655][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.706882][ T32] Call trace: [ 1339.707077][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.707212][ T32] r10:82918930 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:84a20000 [ 1339.707282][ T32] r4:84a20000 [ 1339.707488][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.707545][ T32] r5:84a20000 r4:8291892c [ 1339.707566][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.707700][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.707751][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1339.707776][ T32] r4:00000000 [ 1339.707796][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.707910][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.708022][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.708070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac9c0 [ 1339.708093][ T32] r4:00000000 [ 1339.708112][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.708327][ T32] r9:83018205 r8:84a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1339.708500][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.741967][ T32] r5:00001000 r4:eb3ff000 [ 1339.742076][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.742149][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.742226][ T32] r5:854c4b8c r4:854c4800 [ 1339.742254][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.742307][ T32] r7:ddde2d80 r6:83018200 r5:854c4b8c r4:84137780 [ 1339.742329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.742410][ T32] r10:61c88647 r9:84a20000 r8:841377ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.742478][ T32] r4:84137780 [ 1339.742566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.742659][ T32] r10:00000000 r9:84137780 r8:8027f5e8 r7:eb359e60 r6:84137800 r5:84a20000 [ 1339.742688][ T32] r4:00000001 [ 1339.742709][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.742778][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1339.742855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.742905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.742936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.743002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.743059][ T32] r4:854ac300 [ 1339.743516][ T32] INFO: task kworker/1:169:4797 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.743561][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.743722][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.743811][ T32] Call trace: [ 1339.743857][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.743923][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.743981][ T32] r4:00000000 [ 1339.744009][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.744116][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.744151][ T32] 5d20: a39b1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.744215][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.744311][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.744341][ T32] r5:800c0113 r4:80239bb0 [ 1339.744396][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.744445][ T32] r4:82ac11e4 [ 1339.744466][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.744523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.744579][ T32] r4:e0545dc0 [ 1339.744604][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.744680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.744706][ T32] r4:00000000 [ 1339.744742][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.744793][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.744850][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.744931][ T32] r5:00001000 r4:e038d000 [ 1339.745020][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.745086][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.745132][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.745152][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.745198][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.745219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.745263][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.745286][ T32] r4:84b6e700 [ 1339.745306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.745386][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.745414][ T32] r4:00000001 [ 1339.745439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.745509][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.745542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.745590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.745721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.745838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.745865][ T32] r4:84b6d780 [ 1339.745953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.746004][ T32] INFO: task kworker/0:668:4798 blocked for more than 466 seconds. [ 1339.746043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.746071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.746093][ T32] task:kworker/0:668 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.746209][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.746285][ T32] Call trace: [ 1339.746320][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.746368][ T32] r10:82918930 r9:eb3c5d84 r8:00000002 r7:60000113 r6:eb3c5d8c r5:84a20c00 [ 1339.746392][ T32] r4:84a20c00 [ 1339.746412][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.746451][ T32] r5:84a20c00 r4:8291892c [ 1339.746470][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.746574][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.746662][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 1339.746729][ T32] r4:00000000 [ 1339.746753][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.746822][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.746868][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.747076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549f7c0 [ 1339.747104][ T32] r4:00000000 [ 1339.747125][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.747171][ T32] r9:83018005 r8:84a20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1339.747192][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.747264][ T32] r5:00001000 r4:eb3b7000 [ 1339.747288][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.747342][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.747390][ T32] r5:854bf78c r4:854bf400 [ 1339.747410][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.747491][ T32] r7:dddced80 r6:83018000 r5:854bf78c r4:854a3700 [ 1339.747526][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.747573][ T32] r10:61c88647 r9:84a20c00 r8:854a372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.747597][ T32] r4:854a3700 [ 1339.747629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.747681][ T32] r10:00000000 r9:854a3700 r8:8027f5e8 r7:eb365e60 r6:84137880 r5:84a20c00 [ 1339.747746][ T32] r4:00000001 [ 1339.747863][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.747976][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1339.748178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.748212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.748240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.748300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.748328][ T32] r4:8549f6c0 [ 1339.748648][ T32] INFO: task kworker/0:668:4798 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.755911][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.756070][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.756180][ T32] Call trace: [ 1339.756219][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.756326][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.756361][ T32] r4:00000000 [ 1339.756382][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.756458][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.756506][ T32] 5d20: a39b1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.756564][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.756621][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.756651][ T32] r5:800c0113 r4:80239bb0 [ 1339.756672][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.756717][ T32] r4:82ac11e4 [ 1339.756737][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.756814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.756849][ T32] r4:e0545dc0 [ 1339.756872][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.756967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.756999][ T32] r4:00000000 [ 1339.757020][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.757069][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.757116][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.757208][ T32] r5:00001000 r4:e038d000 [ 1339.757232][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.757272][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.757326][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.757349][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.757423][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.757501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.757557][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.757581][ T32] r4:84b6e700 [ 1339.757601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.757646][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.757669][ T32] r4:00000001 [ 1339.757706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.757745][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.757792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.757879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.757976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.758010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.758058][ T32] r4:84b6d780 [ 1339.758087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.758144][ T32] INFO: task kworker/0:669:4801 blocked for more than 466 seconds. [ 1339.758182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.758207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.758263][ T32] task:kworker/0:669 state:D stack:0 pid:4801 tgid:4801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.758313][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.758380][ T32] Call trace: [ 1339.758415][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.758462][ T32] r10:82918930 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:84a21800 [ 1339.758527][ T32] r4:84a21800 [ 1339.758575][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.758632][ T32] r5:84a21800 r4:8291892c [ 1339.758709][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.771625][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.771740][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1339.771774][ T32] r4:00000000 [ 1339.771796][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.771837][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.771877][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.771943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549fc00 [ 1339.771992][ T32] r4:00000000 [ 1339.772016][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.772065][ T32] r9:83018005 r8:84a21800 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1339.772087][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.772175][ T32] r5:00001000 r4:eb3e3000 [ 1339.772199][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.772260][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.772330][ T32] r5:854c438c r4:854c4000 [ 1339.772354][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.772493][ T32] r7:dddced80 r6:83018000 r5:854c438c r4:854a3780 [ 1339.772522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.772614][ T32] r10:61c88647 r9:84a21800 r8:854a37ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.772642][ T32] r4:854a3780 [ 1339.772663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.772709][ T32] r10:00000000 r9:854a3780 r8:8027f5e8 r7:eb365e60 r6:84137900 r5:84a21800 [ 1339.772731][ T32] r4:00000001 [ 1339.772794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.772940][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1339.772974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.773025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.773055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.773094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.773119][ T32] r4:8549f740 [ 1339.773538][ T32] INFO: task kworker/0:669:4801 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.773596][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.773669][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.773780][ T32] Call trace: [ 1339.773831][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.773884][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.773907][ T32] r4:00000000 [ 1339.773927][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.773965][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.773992][ T32] 5d20: a3bf6000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.774021][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.774046][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.774091][ T32] r5:800c0113 r4:80239bb0 [ 1339.774116][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.774159][ T32] r4:82ac11e4 [ 1339.774200][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.774247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.774270][ T32] r4:e0545dc0 [ 1339.774289][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.774352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.774379][ T32] r4:00000000 [ 1339.774399][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.774469][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.774495][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.774554][ T32] r5:00001000 r4:e038d000 [ 1339.774587][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.774643][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.774688][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.774759][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.774820][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.774845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.774891][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.774913][ T32] r4:84b6e700 [ 1339.774932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.774976][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.774999][ T32] r4:00000001 [ 1339.775018][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.775054][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.775089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.775122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.775149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.775177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.775198][ T32] r4:84b6d780 [ 1339.775219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.775247][ T32] INFO: task kworker/0:670:4802 blocked for more than 466 seconds. [ 1339.775280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.775314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.775360][ T32] task:kworker/0:670 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.775434][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.775496][ T32] Call trace: [ 1339.775544][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.775613][ T32] r10:82918930 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:84a22400 [ 1339.775644][ T32] r4:84a22400 [ 1339.775664][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.775731][ T32] r5:84a22400 r4:8291892c [ 1339.775775][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.775819][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.775865][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1339.775909][ T32] r4:00000000 [ 1339.775932][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.775994][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.776055][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.776122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549fa80 [ 1339.776147][ T32] r4:00000000 [ 1339.776189][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.776258][ T32] r9:83018005 r8:84a22400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1339.776283][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.776325][ T32] r5:00001000 r4:eb3d3000 [ 1339.776410][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.776495][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.776542][ T32] r5:854bff8c r4:854bfc00 [ 1339.776562][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.776608][ T32] r7:dddced80 r6:83018000 r5:854bff8c r4:854a3800 [ 1339.776629][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.776673][ T32] r10:61c88647 r9:84a22400 r8:854a382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.776720][ T32] r4:854a3800 [ 1339.776761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.776808][ T32] r10:00000000 r9:854a3800 r8:8027f5e8 r7:eb3d1e60 r6:84137980 r5:84a22400 [ 1339.776853][ T32] r4:00000001 [ 1339.776875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.776911][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1339.776959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.777013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.777045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.777118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.777149][ T32] r4:8549f6c0 [ 1339.777313][ T32] INFO: task kworker/0:670:4802 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.777367][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.777473][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.777546][ T32] Call trace: [ 1339.777577][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.777625][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.777660][ T32] r4:00000000 [ 1339.777689][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.777727][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.777757][ T32] 5d20: a3bf6000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.777787][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.777812][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.777836][ T32] r5:800c0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1339.777896][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.778088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1339.778309][ T32] r5:00001000 r4:e038d000 ** 1 printk messages dropped ** [ 1339.778378][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.778423][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.778443][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.778528][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.778689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.798364][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.798405][ T32] r4:84b6e700 [ 1339.798429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.798547][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.798596][ T32] r4:00000001 [ 1339.798721][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.799059][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.799121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.799158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.799189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.799221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.799246][ T32] r4:84b6d780 [ 1339.799270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.799301][ T32] INFO: task kworker/0:671:4804 blocked for more than 466 seconds. [ 1339.799334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.799384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.799412][ T32] task:kworker/0:671 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.799497][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.799600][ T32] Call trace: [ 1339.799671][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.799750][ T32] r10:82918930 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:84a23000 [ 1339.799782][ T32] r4:84a23000 [ 1339.799804][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.799848][ T32] r5:84a23000 r4:8291892c [ 1339.799871][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.799936][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.800011][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1339.800041][ T32] r4:00000000 [ 1339.800083][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.800191][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.800240][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.800323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ff00 [ 1339.800374][ T32] r4:00000000 [ 1339.800420][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.800479][ T32] r9:83018005 r8:84a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.800526][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.800577][ T32] r5:00001000 r4:dfcf9000 [ 1339.800598][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.800640][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.800727][ T32] r5:854c538c r4:854c5000 [ 1339.800771][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.800823][ T32] r7:dddced80 r6:83018000 r5:854c538c r4:854a3880 [ 1339.800844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.800890][ T32] r10:61c88647 r9:84a23000 r8:854a38ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.800935][ T32] r4:854a3880 [ 1339.800983][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.801053][ T32] r10:00000000 r9:854a3880 r8:8027f5e8 r7:eb3d1e60 r6:84137a00 r5:84a23000 [ 1339.801081][ T32] r4:00000001 [ 1339.801103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.801163][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1339.801195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.801224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.801251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.801280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.801304][ T32] r4:8549f6c0 [ 1339.801620][ T32] INFO: task kworker/0:671:4804 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.801655][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.801755][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.801816][ T32] Call trace: [ 1339.801870][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.801925][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.801949][ T32] r4:00000000 [ 1339.801969][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.802008][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.802036][ T32] 5d20: a4050000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.802085][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.802126][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.802153][ T32] r5:800c0113 r4:80239bb0 [ 1339.802174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.802225][ T32] r4:82ac11e4 [ 1339.802249][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.802292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.802314][ T32] r4:e0545dc0 [ 1339.802334][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.802773][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1339.802968][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1339.803208][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.803668][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.804134][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.804173][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.804218][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1339.804240][ T32] r4:00000000 [ 1339.804258][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.804296][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.804479][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.804526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549fcc0 [ 1339.804593][ T32] r4:00000000 [ 1339.804615][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.804660][ T32] r9:83018005 r8:84a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1339.804681][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.804725][ T32] r5:00001000 r4:eb3ef000 [ 1339.804810][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.804853][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.804894][ T32] r5:854c478c r4:854c4400 [ 1339.804917][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.804983][ T32] r7:dddced80 r6:83018000 r5:854c478c r4:854a3900 [ 1339.805027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.805077][ T32] r10:61c88647 r9:84a24800 r8:854a392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.805101][ T32] r4:854a3900 [ 1339.805142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.805252][ T32] r10:00000000 r9:854a3900 r8:8027f5e8 r7:eb3e1e60 r6:84137a80 r5:84a24800 [ 1339.805278][ T32] r4:00000001 [ 1339.805297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.805331][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1339.805356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.805472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.805504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.805554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.805580][ T32] r4:8549fb80 [ 1339.805766][ T32] INFO: task kworker/0:672:4806 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.805821][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.805908][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.806064][ T32] Call trace: [ 1339.806151][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.806249][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.806276][ T32] r4:00000000 [ 1339.806296][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.806354][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.806386][ T32] 5d20: a4050000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.806415][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.806440][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.806531][ T32] r5:800c0113 r4:80239bb0 [ 1339.806568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.806655][ T32] r4:82ac11e4 [ 1339.806738][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.806787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.806811][ T32] r4:e0545dc0 [ 1339.806853][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.806899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.806965][ T32] r4:00000000 [ 1339.806988][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.807033][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.807076][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.807142][ T32] r5:00001000 r4:e038d000 [ 1339.807165][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.807240][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.807348][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.807371][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.807417][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.807447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.807500][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.807806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.808075][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.808417][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.830156][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.830203][ T32] r5:00001000 r4:e46b7000 ** 1 printk messages dropped ** [ 1339.830267][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.830581][ T32] r10:00000000 r9:854a3980 r8:8027f5e8 r7:eb3e1e60 r6:84137b00 r5:84a25400 ** 10 printk messages dropped ** [ 1339.831350][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.831679][ T32] 5d20: a44e9000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.831734][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.831783][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.831811][ T32] r5:800c0113 r4:80239bb0 [ 1339.831831][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.831896][ T32] r4:82ac11e4 [ 1339.831919][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.831962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.831984][ T32] r4:e0545dc0 [ 1339.832004][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.832045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.832077][ T32] r4:00000000 [ 1339.832113][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.832179][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.832204][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.832246][ T32] r5:00001000 r4:e038d000 [ 1339.832267][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.832315][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.832390][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.832413][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.832480][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.832507][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.832552][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.832574][ T32] r4:84b6e700 [ 1339.832594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.832636][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.832659][ T32] r4:00000001 [ 1339.832678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.832753][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.832804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.832835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.832863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.832891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.832934][ T32] r4:84b6d780 [ 1339.832959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.833022][ T32] INFO: task kworker/0:674:4812 blocked for more than 466 seconds. [ 1339.833059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.833085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.833125][ T32] task:kworker/0:674 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.833173][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.833238][ T32] Call trace: [ 1339.833292][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.833338][ T32] r10:82918930 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:84a26c00 [ 1339.833360][ T32] r4:84a26c00 [ 1339.833381][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.833441][ T32] r5:84a26c00 r4:8291892c [ 1339.833469][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.833512][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.833558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1339.833580][ T32] r4:00000000 [ 1339.833599][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.833636][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.833694][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.833741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85487ec0 [ 1339.833763][ T32] r4:00000000 [ 1339.833791][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.833839][ T32] r9:83018005 r8:84a26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1339.833880][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.833925][ T32] r5:00001000 r4:e02a3000 [ 1339.833945][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.833983][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.834026][ T32] r5:854c578c r4:854c5400 [ 1339.834081][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.834129][ T32] r7:dddced80 r6:83018000 r5:854c578c r4:854a3a00 [ 1339.834149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.834194][ T32] r10:61c88647 r9:84a26c00 r8:854a3a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.834564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.834981][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.835359][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1339.835668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1339.836078][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 6 printk messages dropped ** [ 1339.836330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1339.836741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.837151][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.837386][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.837432][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.837488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854acec0 [ 1339.837544][ T32] r4:00000000 [ 1339.837566][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.837611][ T32] r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1339.837652][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.837704][ T32] r5:00001000 r4:dfea5000 [ 1339.837723][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.837762][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.837802][ T32] r5:85358f8c r4:85358c00 [ 1339.837846][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.837895][ T32] r7:ddde2d80 r6:83018200 r5:85358f8c r4:84137c00 [ 1339.837915][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.837960][ T32] r10:61c88647 r9:854f8000 r8:84137c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.837982][ T32] r4:84137c00 [ 1339.838001][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.838077][ T32] r10:00000000 r9:84137c00 r8:8027f5e8 r7:eb359e60 r6:84137c80 r5:854f8000 [ 1339.838103][ T32] r4:00000001 [ 1339.838122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.838155][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1339.838221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.838254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.838280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.838310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.838332][ T32] r4:854ace80 [ 1339.838536][ T32] INFO: task kworker/1:170:4814 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.838570][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.838686][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.869220][ T32] Call trace: [ 1339.869317][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.869427][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.869463][ T32] r4:00000000 [ 1339.869494][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.869538][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 3 printk messages dropped ** [ 1339.869703][ T32] r5:800c0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1339.869958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.869993][ T32] r4:00000000 [ 1339.870018][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.870096][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.870122][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.870169][ T32] r5:00001000 r4:e038d000 [ 1339.870189][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.870228][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.870271][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.870290][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.870337][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.870357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.870402][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.870444][ T32] r4:84b6e700 [ 1339.870495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.870577][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.870609][ T32] r4:00000001 [ 1339.870629][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.870663][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.870690][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.871041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1339.871587][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 ** 9 printk messages dropped ** [ 1339.872028][ T32] r5:00001000 r4:eaff5000 [ 1339.872052][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.872221][ T32] r7:ddde2d80 r6:83018200 r5:854c9f8c r4:84137d00 ** 8 printk messages dropped ** [ 1339.872574][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.873356][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.873748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 2 printk messages dropped ** [ 1339.873856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.873894][ T32] r4:00000000 [ 1339.873924][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.873973][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.873994][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.874035][ T32] r5:00001000 r4:e038d000 [ 1339.874054][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.874094][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.874135][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.874155][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.874200][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.874220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.874265][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.874287][ T32] r4:84b6e700 [ 1339.874306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.874349][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.874394][ T32] r4:00000001 [ 1339.874417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.874473][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.874521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.874563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.874597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.874638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.874663][ T32] r4:84b6d780 [ 1339.874683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.874708][ T32] INFO: task kworker/0:675:4816 blocked for more than 466 seconds. [ 1339.874736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.874781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.874835][ T32] task:kworker/0:675 state:D stack:0 pid:4816 tgid:4816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.874913][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.874994][ T32] Call trace: [ 1339.875049][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.875102][ T32] r10:82918930 r9:eb259d84 r8:00000002 r7:60000113 r6:eb259d8c r5:854f9800 ** 4 printk messages dropped ** [ 1339.875310][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1339.875457][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.875504][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.875542][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.875584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad040 [ 1339.875606][ T32] r4:00000000 [ 1339.875625][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.875688][ T32] r9:83018005 r8:854f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.875741][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.875786][ T32] r5:00001000 r4:e0407000 [ 1339.875815][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.875857][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.875899][ T32] r5:854c5b8c r4:854c5800 [ 1339.875918][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.875961][ T32] r7:dddced80 r6:83018000 r5:854c5b8c r4:854a3a80 [ 1339.876002][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.876071][ T32] r10:61c88647 r9:854f9800 r8:854a3aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.876099][ T32] r4:854a3a80 [ 1339.876147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.876195][ T32] r10:00000000 r9:854a3a80 r8:8027f5e8 r7:eb409e60 r6:84137e00 r5:854f9800 ** 5 printk messages dropped ** [ 1339.876352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.876898][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.877072][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 5 printk messages dropped ** [ 1339.877285][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1339.877526][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.877952][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.878336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.878358][ T32] r4:84b6d780 [ 1339.878398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.878427][ T32] INFO: task kworker/0:676:4819 blocked for more than 466 seconds. [ 1339.878455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.878485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.878523][ T32] task:kworker/0:676 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.896745][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.896904][ T32] Call trace: [ 1339.896947][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.897026][ T32] r10:82918930 r9:eb271d84 r8:00000002 r7:60000013 r6:eb271d8c r5:854fb000 [ 1339.897074][ T32] r4:854fb000 [ 1339.897099][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.897140][ T32] r5:854fb000 r4:8291892c [ 1339.897179][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.897224][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.897299][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1339.897370][ T32] r4:00000000 [ 1339.897397][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.897438][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.897488][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.897551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad580 [ 1339.897578][ T32] r4:00000000 [ 1339.897598][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.897668][ T32] r9:83018005 r8:854fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1339.897713][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.897780][ T32] r5:00001000 r4:ea903000 [ 1339.897824][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.897868][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.897911][ T32] r5:854c678c r4:854c6400 [ 1339.897931][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.897978][ T32] r7:dddced80 r6:83018000 r5:854c678c r4:854a3b00 [ 1339.898069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.898150][ T32] r10:61c88647 r9:854fb000 r8:854a3b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.898177][ T32] r4:854a3b00 [ 1339.898217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.898287][ T32] r10:00000000 r9:854a3b00 r8:8027f5e8 r7:eb409e60 r6:84137e80 r5:854fb000 [ 1339.898332][ T32] r4:00000001 [ 1339.898364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1339.898435][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.911760][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.911904][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 8 printk messages dropped ** [ 1339.912261][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1339.912561][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 1 printk messages dropped ** [ 1339.912673][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.912695][ T32] r4:84b6e700 [ 1339.912737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.912785][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.912828][ T32] r4:00000001 [ 1339.912852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.912906][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.912936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.912965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.912990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.913038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.913066][ T32] r4:84b6d780 [ 1339.913108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.913141][ T32] INFO: task kworker/0:677:4821 blocked for more than 466 seconds. [ 1339.913175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.913220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.913244][ T32] task:kworker/0:677 state:D stack:0 pid:4821 tgid:4821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.913314][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.913355][ T32] Call trace: [ 1339.913491][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.913562][ T32] r10:82918930 r9:eafbdd84 r8:00000002 r7:60000013 r6:eafbdd8c r5:84973c00 [ 1339.913588][ T32] r4:84973c00 [ 1339.913609][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.913649][ T32] r5:84973c00 r4:8291892c [ 1339.913669][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.913733][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.913783][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 [ 1339.913805][ T32] r4:00000000 [ 1339.913824][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.913861][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.913918][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.914138][ T32] r5:00001000 r4:ea847000 [ 1339.914157][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.914278][ T32] r5:854c638c r4:854c6000 ** 3 printk messages dropped ** [ 1339.914433][ T32] r10:61c88647 r9:84973c00 r8:854a3bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1339.914832][ T32] r4:854ad180 ** 2 printk messages dropped ** [ 1339.915130][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.915479][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1339.915884][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.916221][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1339.916512][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.916803][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1339.916946][ T32] task:kworker/0:678 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.917424][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.917676][ T32] r5:00001000 r4:ea9f9000 ** 3 printk messages dropped ** [ 1339.917868][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.918188][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) ** 5 printk messages dropped ** [ 1339.918660][ T32] INFO: task kworker/0:678:4823 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1339.931304][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 13 printk messages dropped ** [ 1339.931798][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1339.932128][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1339.932255][ T32] r4:00000001 [ 1339.932274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.932308][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.932354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.932407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.932437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.932486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.932531][ T32] r4:84b6d780 [ 1339.932558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.932588][ T32] INFO: task kworker/0:679:4827 blocked for more than 466 seconds. [ 1339.932642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.932691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.932730][ T32] task:kworker/0:679 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.932801][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.932867][ T32] Call trace: [ 1339.932912][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1339.932960][ T32] r10:82918930 r9:eb295d84 r8:00000002 r7:60000013 r6:eb295d8c r5:84860000 [ 1339.932983][ T32] r4:84860000 [ 1339.933003][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.933043][ T32] r5:84860000 r4:8291892c [ 1339.933062][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.933101][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.933147][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1339.933178][ T32] r4:00000000 [ 1339.933228][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.933271][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.933307][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.933347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad9c0 [ 1339.933369][ T32] r4:00000000 [ 1339.933408][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.933475][ T32] r9:83018005 r8:84860000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1339.933502][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.933564][ T32] r5:00001000 r4:eabe3000 [ 1339.933603][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.933646][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.933696][ T32] r5:854c738c r4:854c7000 [ 1339.933720][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.933764][ T32] r7:dddced80 r6:83018000 r5:854c738c r4:854a3d80 [ 1339.933794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.933851][ T32] r10:61c88647 r9:84860000 r8:854a3dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.933877][ T32] r4:854a3d80 [ 1339.933905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.933952][ T32] r10:00000000 r9:854a3d80 r8:8027f5e8 r7:eb289e60 r6:854a3e00 r5:84860000 [ 1339.933974][ T32] r4:00000001 [ 1339.934013][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.934052][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1339.934079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.934108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.934134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.934163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.934185][ T32] r4:854ad500 [ 1339.934615][ T32] INFO: task kworker/0:679:4827 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.934650][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.934744][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.934789][ T32] Call trace: [ 1339.934818][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.934879][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.934907][ T32] r4:00000000 [ 1339.934927][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.934964][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.934995][ T32] 5d20: a55bf000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.935050][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.935104][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.935151][ T32] r5:800c0113 r4:80239bb0 [ 1339.935219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.935268][ T32] r4:82ac11e4 [ 1339.935288][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.935329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.935352][ T32] r4:e0545dc0 [ 1339.935371][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1339.935539][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1339.935894][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1339.936114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.936342][ T32] task:kworker/0:680 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.936910][ T32] r4:00000000 [ 1339.936949][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1339.937026][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.937105][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.937179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad380 [ 1339.937205][ T32] r4:00000000 [ 1339.937226][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.937272][ T32] r9:83018005 r8:84860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.937305][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.937350][ T32] r5:00001000 r4:eabbf000 [ 1339.937370][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.937418][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.937462][ T32] r5:854c6f8c r4:854c6c00 [ 1339.937488][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.937532][ T32] r7:dddced80 r6:83018000 r5:854c6f8c r4:854a3e80 [ 1339.937552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.937616][ T32] r10:61c88647 r9:84860c00 r8:854a3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.937644][ T32] r4:854a3e80 [ 1339.937664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.937708][ T32] r10:00000000 r9:854a3e80 r8:8027f5e8 r7:eb295e60 r6:854a3f00 r5:84860c00 [ 1339.937730][ T32] r4:00000001 [ 1339.937749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.937782][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1339.937809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.937837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.937863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.937892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.937938][ T32] r4:854ad500 [ 1339.938161][ T32] INFO: task kworker/0:680:4828 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.938196][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.938268][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.938322][ T32] Call trace: [ 1339.938356][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.938403][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.938425][ T32] r4:00000000 [ 1339.938458][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.938546][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.938581][ T32] 5d20: a55bf000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.938675][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.959791][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.959845][ T32] r5:800c0113 r4:80239bb0 [ 1339.959869][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.959962][ T32] r4:82ac11e4 [ 1339.960024][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.960099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.960125][ T32] r4:e0545dc0 [ 1339.960170][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.960216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.960239][ T32] r4:00000000 [ 1339.960258][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.960323][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.960346][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.960392][ T32] r5:00001000 r4:e038d000 [ 1339.960413][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.960511][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.960561][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.960581][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.960704][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.961483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.961884][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.962449][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 ** 9 printk messages dropped ** [ 1339.962878][ T32] r5:00001000 r4:ead85000 [ 1339.962925][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.963033][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.963741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.964831][ T32] r4:00000000 [ 1339.964863][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.964903][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.964932][ T32] 5d20: a5b02000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1339.964961][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1339.964986][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1339.965010][ T32] r5:800c0113 r4:80239bb0 [ 1339.965049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.965094][ T32] r4:82ac11e4 [ 1339.965136][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.965182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1339.965213][ T32] r4:e0545dc0 [ 1339.965236][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1339.965278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1339.965302][ T32] r4:00000000 [ 1339.965320][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1339.965387][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.965412][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.965472][ T32] r5:00001000 r4:e038d000 [ 1339.965496][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.965535][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.965577][ T32] r5:84ab1b8c r4:84ab1800 [ 1339.965596][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.965640][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1339.965662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.965708][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.965730][ T32] r4:84b6e700 [ 1339.965767][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.965817][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1339.965840][ T32] r4:00000001 [ 1339.965891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.965930][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1339.965956][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.966008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.966060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.966101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.966126][ T32] r4:84b6d780 [ 1339.966168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.966197][ T32] INFO: task kworker/0:682:4832 blocked for more than 466 seconds. [ 1339.966225][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1339.966545][ T32] r10:82918930 r9:eb2b9d84 r8:00000002 r7:60000013 r6:eb2b9d8c r5:84862400 ** 8 printk messages dropped ** [ 1339.966915][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.967236][ T32] r5:00001000 r4:eac47000 [ 1339.967258][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1339.967297][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.967338][ T32] r5:854c778c r4:854c7400 [ 1339.967357][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.967414][ T32] r7:dddced80 r6:83018000 r5:854c778c r4:849b8080 [ 1339.967437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.967490][ T32] r10:61c88647 r9:84862400 r8:849b80ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.967514][ T32] r4:849b8080 [ 1339.967578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.967647][ T32] r10:00000000 r9:849b8080 r8:8027f5e8 r7:eb2a1e60 r6:849b8100 r5:84862400 [ 1339.967673][ T32] r4:00000001 [ 1339.967693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.967768][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1339.967797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.967846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.967877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.967906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.967928][ T32] r4:854ad840 [ 1339.968118][ T32] INFO: task kworker/0:682:4832 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1339.968150][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.968205][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.968270][ T32] Call trace: [ 1339.968305][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1339.968377][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1339.968424][ T32] r4:00000000 [ 1339.968447][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.968513][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1339.968568][ T32] 5d20: a5b02000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 4 printk messages dropped ** [ 1339.999401][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1339.999646][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1340.000066][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.000574][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1340.000697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.000723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.000745][ T32] task:kworker/0:683 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.000801][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.000845][ T32] Call trace: [ 1340.000899][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.000960][ T32] r10:82918930 r9:eb411d84 r8:00000002 r7:60000013 r6:eb411d8c r5:84863000 [ 1340.000983][ T32] r4:84863000 [ 1340.001002][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.001042][ T32] r5:84863000 r4:8291892c [ 1340.001085][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.001129][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.001186][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1340.001211][ T32] r4:00000000 [ 1340.001276][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1340.001475][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.001610][ T32] r5:00001000 r4:eadbb000 [ 1340.001630][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.001790][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.002461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.003891][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1340.004453][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1340.005051][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1340.005603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.006002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.006462][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.006831][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 ** 9 printk messages dropped ** [ 1340.007388][ T32] r5:00001000 r4:eae21000 ** 1 printk messages dropped ** [ 1340.007450][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.007568][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.007640][ T32] r7:dddced80 r6:83018000 r5:854c878c r4:849b8280 [ 1340.007674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.007719][ T32] r10:61c88647 r9:854fc800 r8:849b82ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.007741][ T32] r4:849b8280 [ 1340.007782][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.007860][ T32] r10:00000000 r9:849b8280 r8:8027f5e8 r7:eb411e60 r6:84137f80 r5:854fc800 [ 1340.007885][ T32] r4:00000001 [ 1340.007905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.007963][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1340.007992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.008021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.008047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.008075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.008098][ T32] r4:854adcc0 [ 1340.008311][ T32] INFO: task kworker/0:684:4836 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.008343][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.008461][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.008558][ T32] Call trace: [ 1340.008660][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.031359][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.031407][ T32] r4:00000000 [ 1340.031429][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.031508][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.031566][ T32] 5d20: a654d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.031601][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.031636][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.031689][ T32] r5:800c0113 r4:80239bb0 [ 1340.031714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.031803][ T32] r4:82ac11e4 [ 1340.031926][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.032019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.032045][ T32] r4:e0545dc0 [ 1340.032067][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.032130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.032178][ T32] r4:00000000 [ 1340.032200][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.032263][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.032288][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.032357][ T32] r5:00001000 r4:e038d000 [ 1340.032380][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.032714][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1340.033336][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.033866][ T32] r4:854fbc00 ** 4 printk messages dropped ** [ 1340.034113][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 ** 8 printk messages dropped ** [ 1340.034471][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.034557][ T32] r5:00001000 r4:eadfb000 ** 1 printk messages dropped ** [ 1340.034656][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.035113][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) ** 6 printk messages dropped ** [ 1340.035741][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.036546][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1340.036791][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.037405][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1340.038206][ T32] INFO: task kworker/0:686:4840 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.061778][ T32] r5:854fa400 r4:8291892c ** 5 printk messages dropped ** [ 1340.062242][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.062803][ T32] r5:00001000 r4:eaf61000 [ 1340.062846][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.062938][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.063028][ T32] r5:854c8f8c r4:854c8c00 [ 1340.063089][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.063169][ T32] r7:dddced80 r6:83018000 r5:854c8f8c r4:849b8380 [ 1340.063191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.063237][ T32] r10:61c88647 r9:854fa400 r8:849b83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.063284][ T32] r4:849b8380 [ 1340.063331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.063416][ T32] r10:00000000 r9:849b8380 r8:8027f5e8 r7:eb431e60 r6:849e8080 r5:854fa400 [ 1340.063463][ T32] r4:00000001 [ 1340.063522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.063604][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1340.063662][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.063719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.063750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.063801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.063827][ T32] r4:854ade80 [ 1340.064240][ T32] INFO: task kworker/0:686:4840 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.064275][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.064390][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.064443][ T32] Call trace: [ 1340.064505][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.064554][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.064578][ T32] r4:00000000 [ 1340.064625][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.064668][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.064698][ T32] 5d20: a688d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.064815][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.064866][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.064894][ T32] r5:800c0113 r4:80239bb0 [ 1340.064935][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.064980][ T32] r4:82ac11e4 [ 1340.065001][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.065088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.065114][ T32] r4:e0545dc0 [ 1340.065133][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.065176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.065198][ T32] r4:00000000 [ 1340.065217][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.065261][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.065284][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.065326][ T32] r5:00001000 r4:e038d000 [ 1340.065345][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.065384][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.065425][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.065450][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.065523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.065986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.066299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.066633][ T32] r5:854fd400 r4:8291892c ** 5 printk messages dropped ** [ 1340.066880][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.066938][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.066983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849172c0 [ 1340.067021][ T32] r4:00000000 [ 1340.067064][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.067117][ T32] r9:83018005 r8:854fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1340.067170][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.067217][ T32] r5:00001000 r4:eae61000 [ 1340.067238][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.067276][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.067348][ T32] r5:854c8b8c r4:854c8800 [ 1340.067381][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.067430][ T32] r7:dddced80 r6:83018000 r5:854c8b8c r4:849b8400 [ 1340.067474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.067545][ T32] r10:61c88647 r9:854fd400 r8:849b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.067587][ T32] r4:849b8400 [ 1340.067610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.067690][ T32] r10:00000000 r9:849b8400 r8:8027f5e8 r7:eb441e60 r6:849e8100 r5:854fd400 [ 1340.067717][ T32] r4:00000001 [ 1340.067737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.067772][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1340.067798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.067827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.067876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.067939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.067986][ T32] r4:8547ad80 [ 1340.068211][ T32] INFO: task kworker/0:687:4841 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.068247][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.068364][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.068458][ T32] Call trace: [ 1340.068520][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.068580][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.085804][ T32] r4:00000000 [ 1340.085939][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.086062][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.086158][ T32] 5d20: a6bc8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.086226][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.086276][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.086326][ T32] r5:800c0113 r4:80239bb0 [ 1340.086366][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.086450][ T32] r4:82ac11e4 [ 1340.086533][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.086631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.086703][ T32] r4:e0545dc0 [ 1340.086756][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.086848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.086911][ T32] r4:00000000 [ 1340.086978][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.087076][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.087137][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.087262][ T32] r5:00001000 r4:e038d000 [ 1340.087315][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.087395][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.087490][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.087532][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.087635][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 10 printk messages dropped ** [ 1340.088027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1340.101981][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.102406][ T32] r5:00001000 r4:eb261000 [ 1340.102426][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.102752][ T32] r10:61c88647 r9:84a23c00 r8:849b84ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1340.103928][ T32] INFO: task kworker/0:688:4844 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 5 printk messages dropped ** [ 1340.104524][ T32] r4:00000000 [ 1340.104572][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.104626][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.104712][ T32] 5d20: a6e30000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.104753][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.104801][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.104829][ T32] r5:800c0113 r4:80239bb0 [ 1340.104850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.104893][ T32] r4:82ac11e4 [ 1340.104914][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.104981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.105069][ T32] r4:e0545dc0 [ 1340.105095][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.105139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.105184][ T32] r4:00000000 [ 1340.105207][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.105277][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.105306][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.105371][ T32] r5:00001000 r4:e038d000 [ 1340.105417][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.105538][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.105587][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.105607][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.105664][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.105694][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.105766][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.105794][ T32] r4:84b6e700 [ 1340.105825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.105876][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.105902][ T32] r4:00000001 [ 1340.105923][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.105960][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.105987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.106017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.106098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.106133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.106199][ T32] r4:84b6d780 [ 1340.106225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.106279][ T32] INFO: task kworker/0:689:4845 blocked for more than 466 seconds. [ 1340.106320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.106392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.106483][ T32] task:kworker/0:689 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.106579][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.106656][ T32] Call trace: [ 1340.106687][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.106761][ T32] r10:82918930 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:854fec00 [ 1340.106790][ T32] r4:854fec00 [ 1340.106811][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.106861][ T32] r5:854fec00 r4:8291892c [ 1340.106885][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.106944][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.107047][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1340.107121][ T32] r4:00000000 [ 1340.107177][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1340.107451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84800300 ** 4 printk messages dropped ** [ 1340.107719][ T32] r5:00001000 r4:eaf99000 [ 1340.107741][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.108073][ T32] r7:dddced80 r6:83018000 r5:854c938c r4:849b8500 ** 7 printk messages dropped ** [ 1340.108544][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) ** 5 printk messages dropped ** [ 1340.130201][ T32] INFO: task kworker/0:689:4845 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1340.130953][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1340.131768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1340.133491][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.134281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.135251][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.136476][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 ** 9 printk messages dropped ** [ 1340.137268][ T32] r5:00001000 r4:eafb9000 [ 1340.137427][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.137982][ T32] r10:61c88647 r9:84a26000 r8:849b85ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.138346][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1340.138421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.138491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.138600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.161548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.161626][ T32] r4:84800340 [ 1340.162067][ T32] INFO: task kworker/0:690:4847 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.162132][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.162216][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.162309][ T32] Call trace: [ 1340.162360][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.162432][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.162460][ T32] r4:00000000 [ 1340.162482][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.163372][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.163539][ T32] 5d20: a760c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.163580][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.163610][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.163663][ T32] r5:800c0113 r4:80239bb0 [ 1340.163689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.163751][ T32] r4:82ac11e4 [ 1340.163775][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.163821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.163845][ T32] r4:e0545dc0 [ 1340.163866][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.163976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.164004][ T32] r4:00000000 [ 1340.164025][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.164101][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.164180][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.164231][ T32] r5:00001000 r4:e038d000 [ 1340.164255][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.164299][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.164344][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.164365][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.164413][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.164461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.164520][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.164545][ T32] r4:84b6e700 [ 1340.164600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.164653][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.164677][ T32] r4:00000001 [ 1340.164697][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.164846][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.164913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.165129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.165174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.165408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.165454][ T32] r4:84b6d780 [ 1340.165582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.165657][ T32] INFO: task kworker/0:691:4849 blocked for more than 466 seconds. [ 1340.165701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.165738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.165862][ T32] task:kworker/0:691 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.166033][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.166358][ T32] Call trace: [ 1340.166601][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.166706][ T32] r10:82918930 r9:eb465d84 r8:00000002 r7:60000113 r6:eb465d8c r5:854f0c00 [ 1340.166743][ T32] r4:854f0c00 [ 1340.166765][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.166807][ T32] r5:854f0c00 r4:8291892c [ 1340.166833][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.167273][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.167357][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1340.167384][ T32] r4:00000000 [ 1340.167405][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.167447][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.167502][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.167548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84800540 [ 1340.167572][ T32] r4:00000000 [ 1340.167616][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.167664][ T32] r9:83018005 r8:854f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1340.167739][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.167854][ T32] r5:00001000 r4:eafe1000 [ 1340.167877][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.167956][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.168004][ T32] r5:854c9b8c r4:854c9800 [ 1340.168035][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.168094][ T32] r7:dddced80 r6:83018000 r5:854c9b8c r4:849b8600 [ 1340.168117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.168433][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) ** 7 printk messages dropped ** [ 1340.189728][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.190203][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1340.190796][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.191080][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.191596][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.191889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.192405][ T32] r4:854f0000 ** 4 printk messages dropped ** [ 1340.192672][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 ** 9 printk messages dropped ** [ 1340.193337][ T32] r5:00001000 r4:eb1cb000 ** 1 printk messages dropped ** [ 1340.193406][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.193493][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.193566][ T32] r7:dddced80 r6:83018000 r5:854ca38c r4:849b8680 [ 1340.193591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.193639][ T32] r10:61c88647 r9:854f0000 r8:849b86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.193662][ T32] r4:849b8680 [ 1340.193681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.193749][ T32] r10:00000000 r9:849b8680 r8:8027f5e8 r7:eb451e60 r6:849e8380 r5:854f0000 [ 1340.193776][ T32] r4:00000001 [ 1340.193803][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.193866][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1340.193896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.193927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.193954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.193982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.194005][ T32] r4:84800600 [ 1340.194364][ T32] INFO: task kworker/0:692:4851 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.194404][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.194529][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.194622][ T32] Call trace: [ 1340.194754][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.194806][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.194841][ T32] r4:00000000 [ 1340.194865][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.194904][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.194944][ T32] 5d20: a784c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.194979][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.195006][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.195057][ T32] r5:800c0113 r4:80239bb0 [ 1340.195081][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.195123][ T32] r4:82ac11e4 [ 1340.195222][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.195353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.195391][ T32] r4:e0545dc0 [ 1340.195442][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.195503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.195580][ T32] r4:00000000 [ 1340.195604][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.195651][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.195672][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.195779][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.195832][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.195881][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.195944][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.195994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.196044][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.196067][ T32] r4:84b6e700 [ 1340.196088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.196157][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.196184][ T32] r4:00000001 [ 1340.196205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.196250][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.196280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.196311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.196341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.196371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.196394][ T32] r4:84b6d780 [ 1340.196414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.196450][ T32] INFO: task kworker/0:693:4854 blocked for more than 466 seconds. [ 1340.196508][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.196537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.196559][ T32] task:kworker/0:693 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.196632][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.196719][ T32] Call trace: [ 1340.196791][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.196857][ T32] r10:82918930 r9:eb475d84 r8:00000002 r7:60000113 r6:eb475d8c r5:854f2400 [ 1340.196884][ T32] r4:854f2400 [ 1340.196904][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.196969][ T32] r5:854f2400 r4:8291892c [ 1340.196993][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.197097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 ** 9 printk messages dropped ** [ 1340.197634][ T32] r5:00001000 r4:eb1ef000 [ 1340.197936][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.197995][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.198040][ T32] r5:854ca78c r4:854ca400 [ 1340.198070][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.198153][ T32] r7:dddced80 r6:83018000 r5:854ca78c r4:849b8700 [ 1340.198176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.198307][ T32] r10:61c88647 r9:854f2400 r8:849b872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.198422][ T32] r4:849b8700 [ 1340.198458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.198552][ T32] r10:00000000 r9:849b8700 r8:8027f5e8 r7:eb451e60 r6:849e8400 r5:854f2400 [ 1340.198728][ T32] r4:00000001 [ 1340.221273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.221399][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) [ 1340.221451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.221515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.221558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.221622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.221682][ T32] r4:848007c0 ** 1 printk messages dropped ** [ 1340.222200][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.223169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1340.224271][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.225043][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.225441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1340.225833][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1340.226650][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.227160][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.227239][ T32] r5:00001000 r4:eb20f000 ** 1 printk messages dropped ** [ 1340.227415][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.228137][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) ** 7 printk messages dropped ** [ 1340.253731][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.254752][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 1 printk messages dropped ** [ 1340.254881][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.254970][ T32] r4:82ac11e4 [ 1340.255012][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.255117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.255174][ T32] r4:e0545dc0 [ 1340.255219][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.255317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.255370][ T32] r4:00000000 [ 1340.255468][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.255588][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.255655][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.255752][ T32] r5:00001000 r4:e038d000 [ 1340.255803][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.255890][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.255996][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.256049][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.256167][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.256224][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.256323][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1340.256528][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1340.257380][ T32] INFO: task kworker/1:173:4857 blocked for more than 466 seconds. ** 11 printk messages dropped ** [ 1340.258453][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.258586][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1340.277009][ T32] r4:00000000 [ 1340.277200][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.277336][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.277447][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.277572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b41100 [ 1340.277631][ T32] r4:00000000 [ 1340.277695][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.277805][ T32] r9:83018205 r8:854f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1340.277857][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.277956][ T32] r5:00001000 r4:eb489000 [ 1340.278004][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.278090][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.278179][ T32] r5:85359b8c r4:85359800 [ 1340.278243][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.278350][ T32] r7:ddde2d80 r6:83018200 r5:85359b8c r4:849e8580 [ 1340.278401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.278532][ T32] r10:61c88647 r9:854f3c00 r8:849e85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.278601][ T32] r4:849e8580 [ 1340.278648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.289460][ T32] r10:00000000 r9:849e8580 r8:8027f5e8 r7:eb359e60 r6:849e8600 r5:854f3c00 [ 1340.289651][ T32] r4:00000001 [ 1340.289706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.289827][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1340.289920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.289997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.290060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.291108][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.292043][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 8 printk messages dropped ** [ 1340.292807][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.293248][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1340.294163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.294814][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.295569][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 ** 9 printk messages dropped ** [ 1340.296336][ T32] r5:00001000 r4:eb291000 ** 1 printk messages dropped ** [ 1340.296496][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.297151][ T32] r10:00000000 r9:849b8780 r8:8027f5e8 r7:eb451e60 r6:849e8680 r5:854f4800 [ 1340.297217][ T32] r4:00000001 [ 1340.297268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.297345][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 1340.297405][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.297470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.297547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.297619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.297672][ T32] r4:84800700 [ 1340.298145][ T32] INFO: task kworker/0:694:4860 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.298218][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.298346][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.298468][ T32] Call trace: [ 1340.298614][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.320919][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.321022][ T32] r4:00000000 [ 1340.321105][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.321257][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.321346][ T32] 5d20: a80bc000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.321429][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.321487][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.321563][ T32] r5:800c0113 r4:80239bb0 [ 1340.321610][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.321703][ T32] r4:82ac11e4 [ 1340.321763][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.321871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.321924][ T32] r4:e0545dc0 [ 1340.321969][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.322065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.322121][ T32] r4:00000000 [ 1340.322171][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.322272][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.322322][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.322411][ T32] r5:00001000 r4:e038d000 [ 1340.322456][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.322582][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.322672][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.322719][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.322814][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.322867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.322967][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.323042][ T32] r4:84b6e700 [ 1340.323093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.323208][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.323286][ T32] r4:00000001 [ 1340.323342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.323432][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.323491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.323589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.324098][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.324779][ T32] r4:854f5400 ** 4 printk messages dropped ** [ 1340.325188][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 ** 9 printk messages dropped ** [ 1340.325971][ T32] r5:00001000 r4:eb40d000 [ 1340.326042][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.326132][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.326639][ T32] r10:61c88647 r9:854f5400 r8:849b882c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.327405][ T32] r4:84800b00 ** 5 printk messages dropped ** [ 1340.353061][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1340.353641][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1340.354597][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.355325][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1340.355856][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1340.356163][ T32] task:kworker/0:696 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.357104][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 ** 9 printk messages dropped ** [ 1340.357936][ T32] r5:00001000 r4:eb4a9000 [ 1340.358015][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.358283][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.358374][ T32] r7:dddced80 r6:83018000 r5:854cbf8c r4:849b8880 [ 1340.358415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.358580][ T32] r10:61c88647 r9:854f6000 r8:849b88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.379566][ T32] r4:849b8880 [ 1340.379761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.379914][ T32] r10:00000000 r9:849b8880 r8:8027f5e8 r7:eb481e60 r6:849e8780 r5:854f6000 [ 1340.379981][ T32] r4:00000001 [ 1340.380031][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.380120][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 1340.380206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.380443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.380543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.380624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.380677][ T32] r4:84800a80 [ 1340.381449][ T32] INFO: task kworker/0:696:4864 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.381553][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.381703][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.381832][ T32] Call trace: [ 1340.381937][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.382050][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.382107][ T32] r4:00000000 [ 1340.382155][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.382237][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.382296][ T32] 5d20: a8425000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.382375][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.382446][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.382575][ T32] r5:800c0113 r4:80239bb0 [ 1340.382640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.382740][ T32] r4:82ac11e4 [ 1340.382793][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.382889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.382967][ T32] r4:e0545dc0 [ 1340.383022][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.383119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.383187][ T32] r4:00000000 [ 1340.383239][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.383337][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.383435][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.383548][ T32] r5:00001000 r4:e038d000 [ 1340.383611][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.383707][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.383803][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.383852][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.383994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.384090][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.384140][ T32] r4:84b6e700 [ 1340.384185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.384279][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.384332][ T32] r4:00000001 [ 1340.384383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.384465][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.384538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.384626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.384826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.384919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.384977][ T32] r4:84b6d780 [ 1340.385026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.385119][ T32] INFO: task kworker/1:174:4866 blocked for more than 466 seconds. [ 1340.385216][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.385282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.385331][ T32] task:kworker/1:174 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.385472][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.385578][ T32] Call trace: [ 1340.385650][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.385766][ T32] r10:82918930 r9:eb471d84 r8:00000002 r7:60000113 r6:eb471d8c r5:854f6c00 [ 1340.385827][ T32] r4:854f6c00 [ 1340.385888][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.385982][ T32] r5:854f6c00 r4:8291892c [ 1340.386031][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.386118][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.386243][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 1340.386303][ T32] r4:00000000 [ 1340.386366][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1340.386874][ T32] r9:83018205 r8:854f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 1 printk messages dropped ** [ 1340.387031][ T32] r5:00001000 r4:eb4a1000 ** 2 printk messages dropped ** [ 1340.387255][ T32] r5:854cbb8c r4:854cb800 ** 3 printk messages dropped ** [ 1340.387632][ T32] r10:61c88647 r9:854f6c00 r8:849e882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.388329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.414746][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.415820][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1340.416766][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.417927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.450240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.450942][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.451278][ T32] r4:854f1800 [ 1340.451324][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.451410][ T32] r5:854f1800 r4:8291892c [ 1340.451483][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.451601][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.451700][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [ 1340.451750][ T32] r4:00000000 [ 1340.451794][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.451874][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.452003][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.452108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84800f80 [ 1340.452192][ T32] r4:00000000 [ 1340.452242][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.452335][ T32] r9:83018005 r8:854f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1340.452381][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.452471][ T32] r5:00001000 r4:eb495000 [ 1340.452530][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.452610][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.452699][ T32] r5:854cb78c r4:854cb400 [ 1340.452747][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.452846][ T32] r7:dddced80 r6:83018000 r5:854cb78c r4:849b8900 [ 1340.452896][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.453005][ T32] r10:61c88647 r9:854f1800 r8:849b892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.453071][ T32] r4:849b8900 [ 1340.453123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.453222][ T32] r10:00000000 r9:849b8900 r8:8027f5e8 r7:eb48de60 r6:849e8900 r5:854f1800 [ 1340.453292][ T32] r4:00000001 [ 1340.453341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.453416][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1340.453475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.453571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.453659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.453740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.453803][ T32] r4:84800b00 [ 1340.454572][ T32] INFO: task kworker/0:697:4867 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.454668][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.454808][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.454913][ T32] Call trace: [ 1340.454984][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.455093][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.455148][ T32] r4:00000000 [ 1340.455220][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.455310][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.455386][ T32] 5d20: a88fd000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.455453][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.455540][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.455602][ T32] r5:800c0113 r4:80239bb0 [ 1340.455650][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.455741][ T32] r4:82ac11e4 [ 1340.455794][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.455904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.455988][ T32] r4:e0545dc0 [ 1340.456041][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.456133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.456182][ T32] r4:00000000 [ 1340.456226][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.456324][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.456374][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.456464][ T32] r5:00001000 r4:e038d000 [ 1340.456523][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.456609][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.456699][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.456744][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.456841][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.456908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.457011][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.457080][ T32] r4:84b6e700 [ 1340.457132][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.457228][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.457293][ T32] r4:00000001 [ 1340.457345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.457422][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.457538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.457612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.457672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.457734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.457785][ T32] r4:84b6d780 [ 1340.457852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.457934][ T32] INFO: task kworker/1:175:4870 blocked for more than 466 seconds. [ 1340.458009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.458063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.458112][ T32] task:kworker/1:175 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.458231][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.458336][ T32] Call trace: [ 1340.458424][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.458570][ T32] r10:82918930 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:854fe000 [ 1340.458638][ T32] r4:854fe000 [ 1340.478231][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.478570][ T32] r5:854fe000 r4:8291892c [ 1340.478703][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.479563][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.479703][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1340.479759][ T32] r4:00000000 [ 1340.479806][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.479887][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.479976][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.480066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b419c0 [ 1340.480118][ T32] r4:00000000 [ 1340.480195][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.480328][ T32] r9:83018205 r8:854fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1340.480379][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.480478][ T32] r5:00001000 r4:eb4f1000 [ 1340.480536][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.480620][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.480710][ T32] r5:85359f8c r4:85359c00 [ 1340.480759][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.480859][ T32] r7:ddde2d80 r6:83018200 r5:85359f8c r4:849e8980 [ 1340.480928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.481077][ T32] r10:61c88647 r9:854fe000 r8:849e89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.481884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.483340][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1340.483940][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.484326][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.484709][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.485138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.485664][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 4 printk messages dropped ** [ 1340.486081][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1340.486533][ T32] task:kworker/0:698 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.487535][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 ** 9 printk messages dropped ** [ 1340.488253][ T32] r5:00001000 r4:eb4c1000 ** 3 printk messages dropped ** [ 1340.488523][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.520578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.521649][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.522855][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.523255][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.523516][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.523626][ T32] r5:00001000 r4:e038d000 [ 1340.523679][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.523783][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.524206][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.524263][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.524362][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.524483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.524596][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.524727][ T32] r4:84b6e700 [ 1340.525066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.525410][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.525509][ T32] r4:00000001 [ 1340.525566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.525820][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.525892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.525960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.526024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.526118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.526178][ T32] r4:84b6d780 [ 1340.526247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.526352][ T32] INFO: task kworker/0:699:4874 blocked for more than 467 seconds. [ 1340.526445][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.526584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.526670][ T32] task:kworker/0:699 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.526816][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.526917][ T32] Call trace: [ 1340.526990][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.527115][ T32] r10:82918930 r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:85500c00 [ 1340.527203][ T32] r4:85500c00 [ 1340.527259][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.527352][ T32] r5:85500c00 r4:8291892c [ 1340.527400][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.527550][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.527690][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 1340.527768][ T32] r4:00000000 [ 1340.527847][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.527940][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.528022][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.528141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8423f100 [ 1340.528200][ T32] r4:00000000 [ 1340.528248][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.528347][ T32] r9:83018005 r8:85500c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1340.528398][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.528513][ T32] r5:00001000 r4:eb4b5000 [ 1340.528578][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.549368][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.549679][ T32] r5:854d438c r4:854d4000 [ 1340.549736][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.549842][ T32] r7:dddced80 r6:83018000 r5:854d438c r4:849b8a80 ** 2 printk messages dropped ** [ 1340.550058][ T32] r4:849b8a80 ** 6 printk messages dropped ** [ 1340.550619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.552307][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.552716][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 10 printk messages dropped ** [ 1340.553614][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 10 printk messages dropped ** [ 1340.554426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.555195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.556159][ T32] r4:84863c00 ** 4 printk messages dropped ** [ 1340.556614][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 ** 9 printk messages dropped ** [ 1340.557409][ T32] r5:00001000 r4:eb4cd000 ** 2 printk messages dropped ** [ 1340.557664][ T32] r5:854d4b8c r4:854d4800 ** 4 printk messages dropped ** [ 1340.558105][ T32] r4:849b8b00 ** 6 printk messages dropped ** [ 1340.558625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.593284][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.593681][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 10 printk messages dropped ** [ 1340.594631][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.594731][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.594836][ T32] r5:00001000 r4:e038d000 [ 1340.594888][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.594994][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.595116][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.595191][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.595301][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.595356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.595464][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.595550][ T32] r4:84b6e700 [ 1340.595631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.595738][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.595793][ T32] r4:00000001 [ 1340.595857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.595941][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.596022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.596112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.596184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.596316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.596402][ T32] r4:84b6d780 [ 1340.596459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.596538][ T32] INFO: task kworker/0:701:4879 blocked for more than 467 seconds. [ 1340.596614][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.596671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.596718][ T32] task:kworker/0:701 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.596838][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.596957][ T32] Call trace: [ 1340.597030][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.597128][ T32] r10:82918930 r9:eb4e9d84 r8:00000002 r7:60000113 r6:eb4e9d8c r5:84865400 [ 1340.597179][ T32] r4:84865400 [ 1340.597244][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.597339][ T32] r5:84865400 r4:8291892c [ 1340.597389][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.597510][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.597615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1340.597686][ T32] r4:00000000 [ 1340.597745][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.597843][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.597951][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.598048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8423f580 [ 1340.598103][ T32] r4:00000000 [ 1340.598149][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.598266][ T32] r9:83018005 r8:84865400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1340.598341][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.598439][ T32] r5:00001000 r4:eb4d9000 [ 1340.598532][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.615586][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.615924][ T32] r5:854d4f8c r4:854d4c00 [ 1340.615989][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.616095][ T32] r7:dddced80 r6:83018000 r5:854d4f8c r4:849b8c00 ** 2 printk messages dropped ** [ 1340.616298][ T32] r4:849b8c00 ** 7 printk messages dropped ** [ 1340.616906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.618114][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.634074][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1340.634651][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.635041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 8 printk messages dropped ** [ 1340.635750][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.636295][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.636674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.636762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.636821][ T32] r4:84b6d780 [ 1340.636876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.636969][ T32] INFO: task kworker/0:702:4881 blocked for more than 467 seconds. [ 1340.637041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.637098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.637148][ T32] task:kworker/0:702 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.637264][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.637408][ T32] Call trace: [ 1340.637511][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.637619][ T32] r10:82918930 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:84866000 [ 1340.637672][ T32] r4:84866000 [ 1340.637829][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.637932][ T32] r5:84866000 r4:8291892c [ 1340.637977][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.638063][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.638160][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1340.638226][ T32] r4:00000000 [ 1340.638275][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.638354][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.638445][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.638641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8423f6c0 [ 1340.649420][ T32] r4:00000000 [ 1340.649527][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.649695][ T32] r9:83018005 r8:84866000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1340.649791][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.649900][ T32] r5:00001000 r4:eb4e5000 [ 1340.649948][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.650054][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.650178][ T32] r5:854d538c r4:854d5000 [ 1340.650247][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.650352][ T32] r7:dddced80 r6:83018000 r5:854d538c r4:849b8d00 [ 1340.650402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.650544][ T32] r10:61c88647 r9:84866000 r8:849b8d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.650614][ T32] r4:849b8d00 [ 1340.650661][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.650777][ T32] r10:00000000 r9:849b8d00 r8:8027f5e8 r7:eb4e9e60 r6:849b8d80 r5:84866000 [ 1340.650839][ T32] r4:00000001 [ 1340.650904][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.650994][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1340.651062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.651142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.651210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.651277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.651329][ T32] r4:8423f400 [ 1340.652073][ T32] INFO: task kworker/0:702:4881 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.652191][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.652367][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.652474][ T32] Call trace: [ 1340.652584][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.652700][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.652779][ T32] r4:00000000 [ 1340.652846][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.652930][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.652996][ T32] 5d20: a9404000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.653063][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.653125][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.653178][ T32] r5:800c0113 r4:80239bb0 [ 1340.653225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.653313][ T32] r4:82ac11e4 [ 1340.653380][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.653509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.653585][ T32] r4:e0545dc0 [ 1340.653646][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.653740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.653813][ T32] r4:00000000 [ 1340.653882][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.653990][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.654061][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.654160][ T32] r5:00001000 r4:e038d000 [ 1340.654207][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.654297][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.654391][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.654440][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.654587][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.654643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.654744][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.654801][ T32] r4:84b6e700 [ 1340.654850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.654971][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.655031][ T32] r4:00000001 [ 1340.655081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.655164][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.655228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.655349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.655443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.655539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.655597][ T32] r4:84b6d780 [ 1340.655649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.655727][ T32] INFO: task kworker/0:703:4882 blocked for more than 467 seconds. [ 1340.655809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.655871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.655948][ T32] task:kworker/0:703 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.656059][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.656153][ T32] Call trace: [ 1340.656251][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.656353][ T32] r10:82918930 r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:84866c00 [ 1340.656409][ T32] r4:84866c00 [ 1340.656457][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.656566][ T32] r5:84866c00 r4:8291892c [ 1340.656617][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.656706][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.656810][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 ** 4 printk messages dropped ** [ 1340.657205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8423f900 ** 2 printk messages dropped ** [ 1340.657447][ T32] r9:83018005 r8:84866c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 ** 1 printk messages dropped ** [ 1340.657626][ T32] r5:00001000 r4:eb4fd000 [ 1340.657682][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.657956][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.658299][ T32] r4:849b8e00 ** 2 printk messages dropped ** [ 1340.658557][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.688329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.706711][ T32] INFO: task kworker/0:703:4882 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 4 printk messages dropped ** [ 1340.707421][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 2 printk messages dropped ** [ 1340.707621][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.707689][ T32] 5d20: a9932000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.707752][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.707810][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.707867][ T32] r5:800c0113 r4:80239bb0 [ 1340.707913][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.708004][ T32] r4:82ac11e4 [ 1340.708052][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.708148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.708213][ T32] r4:e0545dc0 [ 1340.708284][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.708418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.708476][ T32] r4:00000000 [ 1340.708533][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.708657][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.713162][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.713401][ T32] r5:00001000 r4:e038d000 [ 1340.713456][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.713557][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.713717][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.713774][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.713894][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.713952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.714052][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.714142][ T32] r4:84b6e700 [ 1340.714204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.714305][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.714359][ T32] r4:00000001 [ 1340.714603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.714857][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.714943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.715088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.715195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.715269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.715392][ T32] r4:84b6d780 [ 1340.715462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.715606][ T32] INFO: task kworker/0:704:4885 blocked for more than 467 seconds. [ 1340.716073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.716137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.716185][ T32] task:kworker/0:704 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.716503][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.716770][ T32] Call trace: [ 1340.716883][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.716996][ T32] r10:82918930 r9:eb4f5d84 r8:00000002 r7:60000013 r6:eb4f5d8c r5:84864800 [ 1340.717127][ T32] r4:84864800 [ 1340.717201][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.717375][ T32] r5:84864800 r4:8291892c [ 1340.717614][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.717710][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.717920][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1340.718252][ T32] r4:00000000 [ 1340.718313][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.718395][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.718532][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.718759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8423fa00 [ 1340.739613][ T32] r4:00000000 [ 1340.739708][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.739856][ T32] r9:83018005 r8:84864800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1340.739906][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.740004][ T32] r5:00001000 r4:eb505000 [ 1340.740242][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.740366][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.740459][ T32] r5:854d5b8c r4:854d5800 [ 1340.740516][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.740616][ T32] r7:dddced80 r6:83018000 r5:854d5b8c r4:849b8f00 [ 1340.740667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.740873][ T32] r10:61c88647 r9:84864800 r8:849b8f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.740990][ T32] r4:849b8f00 [ 1340.741047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.741145][ T32] r10:00000000 r9:849b8f00 r8:8027f5e8 r7:eb4d1e60 r6:849b8f80 r5:84864800 [ 1340.741336][ T32] r4:00000001 [ 1340.741450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.741682][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1340.741802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.741875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.742010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.742095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.742148][ T32] r4:8423f780 [ 1340.742875][ T32] INFO: task kworker/0:704:4885 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.742959][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.743505][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.743672][ T32] Call trace: [ 1340.743754][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.743862][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.743915][ T32] r4:00000000 [ 1340.743961][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.744040][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.744103][ T32] 5d20: a9b55000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.744168][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.744549][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.744614][ T32] r5:800c0113 r4:80239bb0 [ 1340.744663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.744752][ T32] r4:82ac11e4 [ 1340.744802][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.744892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.745003][ T32] r4:e0545dc0 [ 1340.745058][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.745228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.745287][ T32] r4:00000000 [ 1340.745332][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.745611][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.746140][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.746248][ T32] r5:00001000 r4:e038d000 [ 1340.746476][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.746608][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.746695][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.746867][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.747081][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.747140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.747322][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.747396][ T32] r4:84b6e700 [ 1340.747446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.747562][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.747617][ T32] r4:00000001 [ 1340.747665][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.748028][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.748110][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.748179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.748244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.774176][ T32] INFO: task kworker/0:705:4887 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1340.774688][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.774874][ T32] Call trace: [ 1340.774958][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.775073][ T32] r10:82918930 r9:eb509d84 r8:00000002 r7:60000113 r6:eb509d8c r5:85510000 [ 1340.775129][ T32] r4:85510000 [ 1340.775177][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.775286][ T32] r5:85510000 r4:8291892c [ 1340.775342][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.775431][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.775599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1340.775657][ T32] r4:00000000 [ 1340.775703][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.775790][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.775877][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.775969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8423fbc0 [ 1340.776041][ T32] r4:00000000 [ 1340.776112][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.776230][ T32] r9:83018005 r8:85510000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1340.776280][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.776369][ T32] r5:00001000 r4:eb511000 [ 1340.776415][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.776513][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.776623][ T32] r5:854d5f8c r4:854d5c00 [ 1340.776686][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.776796][ T32] r7:dddced80 r6:83018000 r5:854d5f8c r4:849b8980 [ 1340.776864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.776966][ T32] r10:61c88647 r9:85510000 r8:849b89ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.777017][ T32] r4:849b8980 [ 1340.777066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.777207][ T32] r10:00000000 r9:849b8980 r8:8027f5e8 r7:eb4f5e60 r6:84b33000 r5:85510000 [ 1340.777269][ T32] r4:00000001 [ 1340.777341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.777440][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1340.777520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.777582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.777641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.777701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.777768][ T32] r4:8423f940 [ 1340.778474][ T32] INFO: task kworker/0:705:4887 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.778609][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.799861][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.800026][ T32] Call trace: [ 1340.800143][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.800259][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.800355][ T32] r4:00000000 [ 1340.800411][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.800511][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.800598][ T32] 5d20: a9ebf000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.800671][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.800750][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.800829][ T32] r5:800c0113 r4:80239bb0 [ 1340.800883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.800979][ T32] r4:82ac11e4 [ 1340.801043][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.801148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.801245][ T32] r4:e0545dc0 [ 1340.801326][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.801432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.801485][ T32] r4:00000000 [ 1340.801545][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.801644][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.801696][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.801786][ T32] r5:00001000 r4:e038d000 [ 1340.801863][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.801986][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.802096][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.802147][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.802246][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.802292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.802386][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.802439][ T32] r4:84b6e700 [ 1340.802565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.802672][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.802726][ T32] r4:00000001 [ 1340.802772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.802896][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.802972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.803041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.803146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.803217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.803281][ T32] r4:84b6d780 [ 1340.803337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.803409][ T32] INFO: task kworker/1:176:4888 blocked for more than 467 seconds. [ 1340.803482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.803556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.803640][ T32] task:kworker/1:176 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.803839][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.803996][ T32] Call trace: [ 1340.804093][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.804198][ T32] r10:82918930 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:85510c00 [ 1340.804266][ T32] r4:85510c00 [ 1340.804322][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.804415][ T32] r5:85510c00 r4:8291892c [ 1340.804466][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.804589][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.804720][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 [ 1340.804798][ T32] r4:00000000 [ 1340.804861][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.804947][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.805027][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.805121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855536c0 [ 1340.805171][ T32] r4:00000000 [ 1340.805231][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.805329][ T32] r9:83018205 r8:85510c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1340.805377][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.805480][ T32] r5:00001000 r4:eb345000 [ 1340.805542][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.805623][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.805726][ T32] r5:8535a78c r4:8535a400 [ 1340.805798][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.805907][ T32] r7:ddde2d80 r6:83018200 r5:8535a78c r4:849e8b80 [ 1340.805971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.806085][ T32] r10:61c88647 r9:85510c00 r8:849e8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.806142][ T32] r4:849e8b80 [ 1340.806188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.806302][ T32] r10:00000000 r9:849e8b80 r8:8027f5e8 r7:eb359e60 r6:84b33080 r5:85510c00 [ 1340.806368][ T32] r4:00000001 [ 1340.806418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.806543][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1340.806617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.806698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.806779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.806845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.806896][ T32] r4:84b41980 [ 1340.807669][ T32] INFO: task kworker/1:176:4888 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.807765][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.807903][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.808011][ T32] Call trace: [ 1340.808117][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.808238][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.808324][ T32] r4:00000000 [ 1340.808377][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.808496][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1340.840176][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.840640][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.841223][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1340.841630][ T32] r4:84b6e700 ** 7 printk messages dropped ** [ 1340.842259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.842982][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.843897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 ** 9 printk messages dropped ** [ 1340.844651][ T32] r5:00001000 r4:dfa07000 ** 2 printk messages dropped ** [ 1340.844925][ T32] r5:854d638c r4:854d6000 ** 3 printk messages dropped ** [ 1340.845412][ T32] r10:61c88647 r9:85511800 r8:84b3312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.846190][ T32] r4:8423f9c0 ** 5 printk messages dropped ** [ 1340.847690][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1340.848318][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1340.869695][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.870754][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.871365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.871445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.871508][ T32] r4:84b6d780 [ 1340.871583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.871654][ T32] INFO: task kworker/0:707:4891 blocked for more than 467 seconds. [ 1340.871777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.871855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.871909][ T32] task:kworker/0:707 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.872058][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.872166][ T32] Call trace: [ 1340.872322][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.872420][ T32] r10:82918930 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:85512400 [ 1340.872483][ T32] r4:85512400 [ 1340.872543][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.872627][ T32] r5:85512400 r4:8291892c [ 1340.872683][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.872773][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.872869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1340.872955][ T32] r4:00000000 [ 1340.873059][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.873147][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.873225][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.873310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84800ec0 [ 1340.873362][ T32] r4:00000000 [ 1340.873408][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.873516][ T32] r9:83018005 r8:85512400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1340.873578][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.873663][ T32] r5:00001000 r4:dfa9b000 [ 1340.873709][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.873865][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.873962][ T32] r5:854d678c r4:854d6400 [ 1340.874023][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.874122][ T32] r7:dddced80 r6:83018000 r5:854d678c r4:84b33200 [ 1340.874185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.874292][ T32] r10:61c88647 r9:85512400 r8:84b3322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.874346][ T32] r4:84b33200 [ 1340.874410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.874554][ T32] r10:00000000 r9:84b33200 r8:8027f5e8 r7:eb515e60 r6:84b33280 r5:85512400 [ 1340.874639][ T32] r4:00000001 [ 1340.874708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.874800][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1340.874861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.874926][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.874998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.875062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.875109][ T32] r4:8423f9c0 [ 1340.875871][ T32] INFO: task kworker/0:707:4891 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.876029][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.876222][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.876348][ T32] Call trace: [ 1340.876425][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.876547][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.876622][ T32] r4:00000000 [ 1340.876694][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.876798][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.876863][ T32] 5d20: aa26b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.876948][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.877015][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.877069][ T32] r5:800c0113 r4:80239bb0 [ 1340.877116][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.877207][ T32] r4:82ac11e4 [ 1340.877255][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.877364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.877421][ T32] r4:e0545dc0 [ 1340.877504][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.877606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.877657][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.877878][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1340.878487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.899709][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.899935][ T32] r4:84b6e700 [ 1340.900002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.900149][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.900235][ T32] r4:00000001 [ 1340.900322][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.900415][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.900488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.900569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.900632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.901182][ T32] task:kworker/0:708 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.902246][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.902795][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.903067][ T32] r5:00001000 r4:e0437000 ** 3 printk messages dropped ** [ 1340.903352][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.904306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.905827][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1340.906535][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.906899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1340.907710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.908372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.932485][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.933253][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.933653][ T32] r9:83018005 r8:85513c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 5 printk messages dropped ** [ 1340.933965][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.934341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.935236][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1340.935613][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.935893][ T32] r4:00000000 [ 1340.935923][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.935969][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.935991][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.936058][ T32] r5:00001000 r4:e038d000 [ 1340.936082][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.936123][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.936166][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.936208][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.936306][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.936357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.936429][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.936462][ T32] r4:84b6e700 [ 1340.936484][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.936537][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.936560][ T32] r4:00000001 [ 1340.936579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.936621][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.936660][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.936693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.936721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.936751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.936798][ T32] r4:84b6d780 [ 1340.936846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.936880][ T32] INFO: task kworker/0:710:4898 blocked for more than 467 seconds. [ 1340.936912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.936983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.937009][ T32] task:kworker/0:710 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.937120][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.937196][ T32] Call trace: [ 1340.937256][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.937349][ T32] r10:82918930 r9:eb2f9d84 r8:00000002 r7:60000013 r6:eb2f9d8c r5:85514800 [ 1340.937383][ T32] r4:85514800 [ 1340.937429][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.937510][ T32] r5:85514800 r4:8291892c [ 1340.937541][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.937608][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.937683][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 1340.937761][ T32] r4:00000000 [ 1340.937784][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.937822][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.937882][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.937952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b300 [ 1340.938061][ T32] r4:00000000 [ 1340.938139][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.938192][ T32] r9:83018005 r8:85514800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1340.938214][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.938283][ T32] r5:00001000 r4:e058f000 [ 1340.938314][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.938394][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.938446][ T32] r5:854d6f8c r4:854d6c00 [ 1340.938528][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.956770][ T32] r7:dddced80 r6:83018000 r5:854d6f8c r4:84b33500 [ 1340.956858][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.956939][ T32] r10:61c88647 r9:85514800 r8:84b3352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.956985][ T32] r4:84b33500 [ 1340.957021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.957096][ T32] r10:00000000 r9:84b33500 r8:8027f5e8 r7:eb311e60 r6:84b33580 r5:85514800 [ 1340.957124][ T32] r4:00000001 [ 1340.957146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.957185][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1340.957215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.957260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.957316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.957360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.957385][ T32] r4:84b2b240 [ 1340.957799][ T32] INFO: task kworker/0:710:4898 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.957856][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.957934][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.958018][ T32] Call trace: [ 1340.958052][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.958130][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.958158][ T32] r4:00000000 [ 1340.958179][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.958233][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.958266][ T32] 5d20: aa92f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.958295][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.958321][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.958528][ T32] r5:800c0113 r4:80239bb0 [ 1340.958596][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.963503][ T32] r4:82ac11e4 [ 1340.963545][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.963621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.963676][ T32] r4:e0545dc0 [ 1340.963756][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.963807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.963831][ T32] r4:00000000 [ 1340.963872][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.963970][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.963998][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.964047][ T32] r5:00001000 r4:e038d000 [ 1340.964068][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.964107][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.964151][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.964172][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.964236][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.964321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.964375][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.964398][ T32] r4:84b6e700 [ 1340.964418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.964462][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.964485][ T32] r4:00000001 [ 1340.964511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.964596][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.964638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.964670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.964746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.964809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.964840][ T32] r4:84b6d780 [ 1340.964865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.964908][ T32] INFO: task kworker/0:711:4900 blocked for more than 467 seconds. [ 1340.964947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.965032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.965067][ T32] task:kworker/0:711 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.965159][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.965272][ T32] Call trace: [ 1340.965319][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.965376][ T32] r10:82918930 r9:eb31dd84 r8:00000002 r7:60000013 r6:eb31dd8c r5:85515400 [ 1340.965478][ T32] r4:85515400 [ 1340.965508][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.965556][ T32] r5:85515400 r4:8291892c [ 1340.965577][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.965618][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.965667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1340.965690][ T32] r4:00000000 [ 1340.965709][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.965747][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.965889][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.966037][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.966104][ T32] r5:00001000 r4:e870f000 [ 1340.966128][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.966169][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.966210][ T32] r5:854d738c r4:854d7000 [ 1340.966252][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.966324][ T32] r7:dddced80 r6:83018000 r5:854d738c r4:84b33600 [ 1340.966349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.966426][ T32] r10:61c88647 r9:85515400 r8:84b3362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.966477][ T32] r4:84b33600 [ 1340.966544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.966609][ T32] r10:00000000 r9:84b33600 r8:8027f5e8 r7:eb311e60 r6:84b33680 r5:85515400 [ 1340.966633][ T32] r4:00000001 [ 1340.966652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.966710][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1340.966742][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.966792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.966833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.966869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.966934][ T32] r4:84b2b3c0 [ 1340.967365][ T32] INFO: task kworker/0:711:4900 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.967404][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.967543][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.967594][ T32] Call trace: [ 1340.967639][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.967690][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.967743][ T32] r4:00000000 [ 1340.967797][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.967839][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.967869][ T32] 5d20: aa92f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.967899][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.967925][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.967949][ T32] r5:800c0113 r4:80239bb0 [ 1340.967970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.968011][ T32] r4:82ac11e4 [ 1340.968042][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.968087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.968133][ T32] r4:e0545dc0 [ 1340.968156][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.968198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.968220][ T32] r4:00000000 [ 1340.968239][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.968308][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.968355][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.968414][ T32] r5:00001000 r4:e038d000 [ 1340.968461][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.968504][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.968546][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.968587][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.986278][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.986445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.986584][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.986612][ T32] r4:84b6e700 [ 1340.986644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.986726][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.986759][ T32] r4:00000001 [ 1340.986779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.986865][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.986927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.986962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.987015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.987073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.987100][ T32] r4:84b6d780 [ 1340.987149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.987217][ T32] INFO: task kworker/0:712:4902 blocked for more than 467 seconds. [ 1340.987258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.987323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.987352][ T32] task:kworker/0:712 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.987411][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.987502][ T32] Call trace: [ 1340.987573][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.987679][ T32] r10:82918930 r9:eb329d84 r8:00000002 r7:60000113 r6:eb329d8c r5:85516000 [ 1340.987707][ T32] r4:85516000 [ 1340.987727][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.987787][ T32] r5:85516000 r4:8291892c [ 1340.987838][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.987931][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.988033][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1340.988068][ T32] r4:00000000 [ 1340.988088][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.988127][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.988167][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.988208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b640 [ 1340.988270][ T32] r4:00000000 [ 1340.988317][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.988412][ T32] r9:83018005 r8:85516000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.988438][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.988533][ T32] r5:00001000 r4:ea7b9000 [ 1340.988573][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.993516][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.993635][ T32] r5:854d778c r4:854d7400 [ 1340.993691][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.993756][ T32] r7:dddced80 r6:83018000 r5:854d778c r4:84b33700 [ 1340.993782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.993830][ T32] r10:61c88647 r9:85516000 r8:84b3372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.993855][ T32] r4:84b33700 [ 1340.993901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.993981][ T32] r10:00000000 r9:84b33700 r8:8027f5e8 r7:eb311e60 r6:84b33780 r5:85516000 [ 1340.994004][ T32] r4:00000001 [ 1340.994024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.994061][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1340.994092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.994170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.994233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.994334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.994386][ T32] r4:84b2b440 [ 1340.994856][ T32] INFO: task kworker/0:712:4902 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1340.994898][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.995037][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.995119][ T32] Call trace: [ 1340.995230][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1340.995288][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1340.995312][ T32] r4:00000000 [ 1340.995357][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.995401][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1340.995449][ T32] 5d20: aac15000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1340.995519][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1340.995552][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1340.995577][ T32] r5:800c0113 r4:80239bb0 [ 1340.995598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.995644][ T32] r4:82ac11e4 [ 1340.995680][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.995728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1340.995804][ T32] r4:e0545dc0 [ 1340.995920][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.995970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1340.996012][ T32] r4:00000000 [ 1340.996054][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.996124][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.996153][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.996196][ T32] r5:00001000 r4:e038d000 [ 1340.996215][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.996253][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.996294][ T32] r5:84ab1b8c r4:84ab1800 [ 1340.996314][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.996358][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1340.996435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.996494][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.996518][ T32] r4:84b6e700 [ 1340.996547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.996598][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1340.996623][ T32] r4:00000001 [ 1340.996692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.996753][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1340.996784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.996814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.996842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.996895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.996923][ T32] r4:84b6d780 [ 1340.996944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.996996][ T32] INFO: task kworker/0:713:4904 blocked for more than 467 seconds. [ 1340.997035][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.997061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.997105][ T32] task:kworker/0:713 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.997157][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.997198][ T32] Call trace: [ 1340.997285][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1340.997334][ T32] r10:82918930 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:85516c00 [ 1340.997391][ T32] r4:85516c00 [ 1340.997415][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.997457][ T32] r5:85516c00 r4:8291892c [ 1340.997478][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.997520][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.997564][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1340.997586][ T32] r4:00000000 [ 1340.997606][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1340.997693][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.997758][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1340.997804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b800 [ 1340.997828][ T32] r4:00000000 [ 1340.997847][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1340.997944][ T32] r9:83018005 r8:85516c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1340.997971][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.998014][ T32] r5:00001000 r4:ea80d000 [ 1340.998045][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1340.998087][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.998202][ T32] r5:854d7b8c r4:854d7800 [ 1340.998255][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.998304][ T32] r7:dddced80 r6:83018000 r5:854d7b8c r4:84b33800 [ 1340.998326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.998397][ T32] r10:61c88647 r9:85516c00 r8:84b3382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.998435][ T32] r4:84b33800 [ 1340.998457][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.998546][ T32] r10:00000000 r9:84b33800 r8:8027f5e8 r7:eb311e60 r6:84b33880 r5:85516c00 [ 1341.015777][ T32] r4:00000001 [ 1341.015908][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.016024][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1341.016065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.016096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.016123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.016155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.016216][ T32] r4:84b2b680 [ 1341.016630][ T32] INFO: task kworker/0:713:4904 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.016695][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.016807][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.016907][ T32] Call trace: [ 1341.016983][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.017065][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.017115][ T32] r4:00000000 [ 1341.017146][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.017185][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.017215][ T32] 5d20: aaf9c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.017244][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.017296][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.017368][ T32] r5:800c0113 r4:80239bb0 [ 1341.017392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.017439][ T32] r4:82ac11e4 [ 1341.017461][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.017503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.017527][ T32] r4:e0545dc0 [ 1341.017546][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.017589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.017611][ T32] r4:00000000 [ 1341.017636][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.017685][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.017732][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.017815][ T32] r5:00001000 r4:e038d000 [ 1341.017840][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.017882][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.018027][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.018058][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.018168][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.018200][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.018247][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.018636][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1341.024581][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.025011][ T32] r4:84950c00 ** 5 printk messages dropped ** [ 1341.025261][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.025467][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.025602][ T32] r5:00001000 r4:eaa5f000 ** 2 printk messages dropped ** [ 1341.025704][ T32] r5:854d7f8c r4:854d7c00 ** 6 printk messages dropped ** [ 1341.026018][ T32] r10:00000000 r9:84b33900 r8:8027f5e8 r7:eb311e60 r6:84b33980 r5:84950c00 ** 7 printk messages dropped ** [ 1341.026374][ T32] r4:84b2b680 [ 1341.026861][ T32] INFO: task kworker/0:714:4905 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.026929][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.027082][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.027141][ T32] Call trace: [ 1341.027172][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.027223][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.027274][ T32] r4:00000000 [ 1341.027329][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.027421][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.027477][ T32] 5d20: aaf9c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.027537][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.027566][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.027598][ T32] r5:800c0113 r4:80239bb0 [ 1341.027622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.027690][ T32] r4:82ac11e4 [ 1341.027714][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.027765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.027788][ T32] r4:e0545dc0 [ 1341.027831][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.027903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.027935][ T32] r4:00000000 [ 1341.027955][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.028002][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.028024][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.028064][ T32] r5:00001000 r4:e038d000 [ 1341.028084][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.028122][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.028163][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.028183][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.028312][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.028338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.028425][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.028451][ T32] r4:84b6e700 [ 1341.028472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.028518][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.028569][ T32] r4:00000001 [ 1341.028755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.046367][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.046467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.046551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.046594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.046679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.046734][ T32] r4:84b6d780 [ 1341.046769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.046834][ T32] INFO: task kworker/0:715:4908 blocked for more than 467 seconds. [ 1341.046910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.046970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.046997][ T32] task:kworker/0:715 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.047088][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.047155][ T32] Call trace: [ 1341.047196][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.047274][ T32] r10:82918930 r9:eb36dd84 r8:00000002 r7:60000113 r6:eb36dd8c r5:84950000 [ 1341.047307][ T32] r4:84950000 [ 1341.047346][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.047392][ T32] r5:84950000 r4:8291892c [ 1341.047413][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.047466][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.047516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1341.047556][ T32] r4:00000000 [ 1341.047604][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.047671][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.047739][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.047822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2bf00 [ 1341.047873][ T32] r4:00000000 [ 1341.047920][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.047996][ T32] r9:83018005 r8:84950000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1341.048044][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.048117][ T32] r5:00001000 r4:eaae7000 [ 1341.048167][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.048234][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.048282][ T32] r5:854dc78c r4:854dc400 [ 1341.048303][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.048349][ T32] r7:dddced80 r6:83018000 r5:854dc78c r4:84b33a00 [ 1341.048396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.048448][ T32] r10:61c88647 r9:84950000 r8:84b33a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.048495][ T32] r4:84b33a00 [ 1341.048602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.053895][ T32] r10:00000000 r9:84b33a00 r8:8027f5e8 r7:eb311e60 r6:84b33a80 r5:84950000 [ 1341.054078][ T32] r4:00000001 [ 1341.054182][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.054249][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) [ 1341.054358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.054405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.054434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.054465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.054487][ T32] r4:84b2b900 [ 1341.054964][ T32] INFO: task kworker/0:715:4908 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 1 printk messages dropped ** [ 1341.055168][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.055659][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1341.056180][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.056822][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.057448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.057859][ T32] task:kworker/0:716 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.058190][ T32] r4:84952400 [ 1341.058211][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.058253][ T32] r5:84952400 r4:8291892c [ 1341.058295][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.058388][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.058473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1341.058567][ T32] r4:00000000 [ 1341.074232][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.074396][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.074470][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.074657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8423ff00 [ 1341.074691][ T32] r4:00000000 [ 1341.074741][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.074802][ T32] r9:83018005 r8:84952400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1341.074824][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.074871][ T32] r5:00001000 r4:eab23000 [ 1341.074893][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.074958][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.075006][ T32] r5:854dcb8c r4:854dc800 [ 1341.075051][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.075105][ T32] r7:dddced80 r6:83018000 r5:854dcb8c r4:84b33b00 [ 1341.075134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.075181][ T32] r10:61c88647 r9:84952400 r8:84b33b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.075229][ T32] r4:84b33b00 [ 1341.075253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.075322][ T32] r10:00000000 r9:84b33b00 r8:8027f5e8 r7:eb36de60 r6:84b33b80 r5:84952400 [ 1341.075373][ T32] r4:00000001 [ 1341.075420][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.075505][ T32] Exception stack(0xeb379fb0 to 0xeb379ff8) [ 1341.075565][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.075599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.075674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.075718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.075743][ T32] r4:84b2bd80 [ 1341.076155][ T32] INFO: task kworker/0:716:4911 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.076192][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.076344][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.076510][ T32] Call trace: [ 1341.076571][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.076624][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.076671][ T32] r4:00000000 [ 1341.076695][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.076735][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.076785][ T32] 5d20: ab6a6000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.076842][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.076895][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.077035][ T32] r5:800c0113 r4:80239bb0 [ 1341.077059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.077105][ T32] r4:82ac11e4 [ 1341.077130][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.077175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.077222][ T32] r4:e0545dc0 [ 1341.077252][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.077295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.077318][ T32] r4:00000000 [ 1341.077338][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.077383][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.077427][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.077476][ T32] r5:00001000 r4:e038d000 [ 1341.077497][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.077639][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.077842][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1341.077980][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.078124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.078239][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1341.078352][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1341.078574][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.089511][ T32] r4:84953c00 ** 3 printk messages dropped ** [ 1341.089719][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.089953][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.090277][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.090324][ T32] r5:00001000 r4:eab63000 ** 1 printk messages dropped ** [ 1341.090386][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.090656][ T32] r10:61c88647 r9:84953c00 r8:84b33cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.090861][ T32] r10:00000000 r9:84b33c80 r8:8027f5e8 r7:eb379e60 r6:84b33d00 r5:84953c00 [ 1341.090893][ T32] r4:00000001 [ 1341.090915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.090953][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 1341.091010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.091045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.091073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.091148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.091177][ T32] r4:849b3080 [ 1341.091619][ T32] INFO: task kworker/0:717:4913 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.091683][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.091933][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.092019][ T32] Call trace: [ 1341.092052][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.092136][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.092166][ T32] r4:00000000 [ 1341.092187][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.092228][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.092257][ T32] 5d20: ab78f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.092323][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.092355][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.092406][ T32] r5:800c0113 r4:80239bb0 [ 1341.092430][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.092474][ T32] r4:82ac11e4 [ 1341.092494][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.092586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.092612][ T32] r4:e0545dc0 [ 1341.092637][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.092682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.092706][ T32] r4:00000000 [ 1341.092725][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.092804][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.092831][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.092924][ T32] r5:00001000 r4:e038d000 [ 1341.092948][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.092988][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.093030][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.093080][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.093161][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.093186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.093234][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.093256][ T32] r4:84b6e700 [ 1341.093276][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.093335][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.093360][ T32] r4:00000001 [ 1341.093489][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.093607][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.093663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.093718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.093766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.093799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.093821][ T32] r4:84b6d780 [ 1341.093844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.093873][ T32] INFO: task kworker/0:718:4915 blocked for more than 467 seconds. [ 1341.093968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.094000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.094021][ T32] task:kworker/0:718 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.094069][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.094110][ T32] Call trace: [ 1341.094140][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.094185][ T32] r10:82918930 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:84954800 [ 1341.094231][ T32] r4:84954800 [ 1341.094255][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.094297][ T32] r5:84954800 r4:8291892c [ 1341.094317][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.094356][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.094402][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1341.094436][ T32] r4:00000000 [ 1341.094465][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.094527][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.094567][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.094637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3500 [ 1341.094721][ T32] r4:00000000 [ 1341.094744][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.094797][ T32] r9:83018005 r8:84954800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1341.094820][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.094887][ T32] r5:00001000 r4:eabff000 [ 1341.094954][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.095061][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.095108][ T32] r5:854dd38c r4:854dd000 [ 1341.095138][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.095186][ T32] r7:dddced80 r6:83018000 r5:854dd38c r4:84b33c00 [ 1341.095231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.095281][ T32] r10:61c88647 r9:84954800 r8:84b33c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.095313][ T32] r4:84b33c00 [ 1341.095357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.095406][ T32] r10:00000000 r9:84b33c00 r8:8027f5e8 r7:eb385e60 r6:84b33d80 r5:84954800 [ 1341.095436][ T32] r4:00000001 [ 1341.095458][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.095493][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1341.095520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.095550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.095577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.095612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1341.096056][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.096387][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1341.096876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1341.097361][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1341.097546][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.097909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.097940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.098062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.098089][ T32] r4:84b6d780 [ 1341.098111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.098137][ T32] INFO: task kworker/0:719:4917 blocked for more than 467 seconds. [ 1341.098165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.098189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.098209][ T32] task:kworker/0:719 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.098272][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.098313][ T32] Call trace: [ 1341.098343][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.098470][ T32] r10:82918930 r9:eb39dd84 r8:00000002 r7:60000013 r6:eb39dd8c r5:84955400 [ 1341.098550][ T32] r4:84955400 [ 1341.098685][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.123090][ T32] r5:84955400 r4:8291892c [ 1341.123162][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.123285][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.123338][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb39de08 [ 1341.123396][ T32] r4:00000000 [ 1341.123466][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.123509][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.123551][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.123595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3740 [ 1341.123669][ T32] r4:00000000 [ 1341.123707][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.123792][ T32] r9:83018005 r8:84955400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1341.123818][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.123864][ T32] r5:00001000 r4:eac91000 [ 1341.123890][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.123956][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.124003][ T32] r5:854dd78c r4:854dd400 [ 1341.124024][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.124071][ T32] r7:dddced80 r6:83018000 r5:854dd78c r4:84b33e00 [ 1341.124118][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.124167][ T32] r10:61c88647 r9:84955400 r8:84b33e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.124190][ T32] r4:84b33e00 [ 1341.124209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.124280][ T32] r10:00000000 r9:84b33e00 r8:8027f5e8 r7:eb391e60 r6:84b33e80 r5:84955400 [ 1341.124372][ T32] r4:00000001 [ 1341.124423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.124489][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) [ 1341.124525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.124646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.124700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.124733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.124762][ T32] r4:849b3380 [ 1341.125166][ T32] INFO: task kworker/0:719:4917 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.125208][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.125319][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.125400][ T32] Call trace: [ 1341.125463][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.125538][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.125601][ T32] r4:00000000 [ 1341.125624][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.125664][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.125692][ T32] 5d20: aba93000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.125722][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.125757][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.125785][ T32] r5:800c0113 r4:80239bb0 [ 1341.125806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.125847][ T32] r4:82ac11e4 [ 1341.125868][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.125910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.125932][ T32] r4:e0545dc0 [ 1341.125952][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.126017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.126044][ T32] r4:00000000 [ 1341.126091][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.126141][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.126187][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.126283][ T32] r5:00001000 r4:e038d000 [ 1341.126330][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.126397][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.126470][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.126493][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.126570][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.126628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.126679][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.126726][ T32] r4:84b6e700 [ 1341.126792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.126876][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.126903][ T32] r4:00000001 [ 1341.126923][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.126957][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.126983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.127011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.127040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.127069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.127092][ T32] r4:84b6d780 [ 1341.127113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.127141][ T32] INFO: task kworker/0:720:4919 blocked for more than 467 seconds. [ 1341.127216][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.127247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.127316][ T32] task:kworker/0:720 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.127364][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.127404][ T32] Call trace: [ 1341.127463][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.127511][ T32] r10:82918930 r9:eb3a9d84 r8:00000002 r7:60000013 r6:eb3a9d8c r5:84951800 [ 1341.127535][ T32] r4:84951800 [ 1341.127553][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.127592][ T32] r5:84951800 r4:8291892c [ 1341.127612][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.127650][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.127698][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1341.127722][ T32] r4:00000000 [ 1341.127761][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.127814][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.127855][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.127942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3b00 [ 1341.127968][ T32] r4:00000000 [ 1341.128011][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.128082][ T32] r9:83018005 r8:84951800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1341.128107][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.128175][ T32] r5:00001000 r4:eaec9000 [ 1341.128206][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.128248][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.128289][ T32] r5:854ddf8c r4:854ddc00 [ 1341.128309][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.128353][ T32] r7:dddced80 r6:83018000 r5:854ddf8c r4:84b33f00 [ 1341.128397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.128513][ T32] r10:61c88647 r9:84951800 r8:84b33f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.128573][ T32] r4:84b33f00 [ 1341.128662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.146550][ T32] r10:00000000 r9:84b33f00 r8:8027f5e8 r7:eb39de60 r6:84b33f80 r5:84951800 [ 1341.146603][ T32] r4:00000001 [ 1341.146675][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.146741][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) [ 1341.146780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.146810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.146836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.146866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.146889][ T32] r4:849b37c0 [ 1341.147293][ T32] INFO: task kworker/0:720:4919 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.147328][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.147493][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.147551][ T32] Call trace: [ 1341.147583][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.147673][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.147726][ T32] r4:00000000 [ 1341.147780][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.147824][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.147852][ T32] 5d20: abf07000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.147881][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.147930][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.147958][ T32] r5:800c0113 r4:80239bb0 [ 1341.147979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.148094][ T32] r4:82ac11e4 [ 1341.148232][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.148380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.148422][ T32] r4:e0545dc0 [ 1341.148448][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.148492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.148574][ T32] r4:00000000 [ 1341.148678][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.153836][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.153882][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.153977][ T32] r5:00001000 r4:e038d000 [ 1341.154005][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.154071][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.154128][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.154180][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.154246][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.154281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.154342][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.154410][ T32] r4:84b6e700 [ 1341.154435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.154481][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.154556][ T32] r4:00000001 [ 1341.154587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.154656][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.154691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.154721][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.154753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.154785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.154806][ T32] r4:84b6d780 [ 1341.154830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1341.155017][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1341.155374][ T32] r10:82918930 r9:eb3bdd84 r8:00000002 r7:60000113 r6:eb3bdd8c r5:84953000 ** 4 printk messages dropped ** [ 1341.155609][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.155704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1341.155730][ T32] r4:00000000 [ 1341.155762][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.155875][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.155926][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.155968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3880 [ 1341.155990][ T32] r4:00000000 [ 1341.156021][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.156094][ T32] r9:83018005 r8:84953000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1341.156119][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.156165][ T32] r5:00001000 r4:eaea9000 [ 1341.156185][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.156223][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.156264][ T32] r5:854ddb8c r4:854dd800 [ 1341.156283][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.156326][ T32] r7:dddced80 r6:83018000 r5:854ddb8c r4:847fd000 [ 1341.156371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.156422][ T32] r10:61c88647 r9:84953000 r8:847fd02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.156445][ T32] r4:847fd000 [ 1341.156487][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.156561][ T32] r10:00000000 r9:847fd000 r8:8027f5e8 r7:eb3a9e60 r6:847fd080 r5:84953000 [ 1341.156613][ T32] r4:00000001 [ 1341.156635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.156670][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1341.156696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.156751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.156792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.156823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.156846][ T32] r4:849b3440 [ 1341.157252][ T32] INFO: task kworker/0:721:4921 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.157311][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.157434][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.157509][ T32] Call trace: [ 1341.157625][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.157685][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.157732][ T32] r4:00000000 [ 1341.157784][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.157833][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.157886][ T32] 5d20: abf07000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.157953][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.157982][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.158007][ T32] r5:800c0113 r4:80239bb0 [ 1341.158028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.158070][ T32] r4:82ac11e4 [ 1341.158090][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.158134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.158156][ T32] r4:e0545dc0 [ 1341.158201][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.158254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.158325][ T32] r4:00000000 [ 1341.158348][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.158394][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.158414][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.158471][ T32] r5:00001000 r4:e038d000 [ 1341.158495][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.175867][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.175974][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.176021][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.176076][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.176099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.176147][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.176169][ T32] r4:84b6e700 [ 1341.176195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.176243][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.176266][ T32] r4:00000001 [ 1341.176286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.176323][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.176354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.176383][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.176413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.176442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.176465][ T32] r4:84b6d780 [ 1341.176488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.176521][ T32] INFO: task kworker/0:722:4923 blocked for more than 467 seconds. [ 1341.176556][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.176595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.176636][ T32] task:kworker/0:722 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.176706][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.176784][ T32] Call trace: [ 1341.176818][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.176868][ T32] r10:82918930 r9:eb3cdd84 r8:00000002 r7:60000013 r6:eb3cdd8c r5:85520000 [ 1341.176891][ T32] r4:85520000 [ 1341.176911][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.176950][ T32] r5:85520000 r4:8291892c [ 1341.176971][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.177011][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.177073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3cde08 [ 1341.177100][ T32] r4:00000000 [ 1341.177169][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.177237][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.177282][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.177324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3d00 [ 1341.177346][ T32] r4:00000000 [ 1341.177367][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.177415][ T32] r9:83018005 r8:85520000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1341.177437][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.177479][ T32] r5:00001000 r4:eaef1000 [ 1341.177498][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.177539][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.177607][ T32] r5:854de38c r4:854de000 [ 1341.177632][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.177677][ T32] r7:dddced80 r6:83018000 r5:854de38c r4:847fd100 [ 1341.177698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.177743][ T32] r10:61c88647 r9:85520000 r8:847fd12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.177771][ T32] r4:847fd100 [ 1341.177925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.177974][ T32] r10:00000000 r9:847fd100 r8:8027f5e8 r7:eb3a9e60 r6:847fd180 r5:85520000 [ 1341.177996][ T32] r4:00000001 [ 1341.178042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.178082][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1341.178109][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.185530][ T32] INFO: task kworker/0:722:4923 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1341.186249][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1341.186601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 8 printk messages dropped ** [ 1341.187008][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.187419][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1341.187716][ T32] INFO: task kworker/0:723:4925 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.188068][ T32] r4:85521800 ** 4 printk messages dropped ** [ 1341.188309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 ** 9 printk messages dropped ** [ 1341.202682][ T32] r5:00001000 r4:eb0a9000 [ 1341.202703][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.202888][ T32] r7:dddced80 r6:83018000 r5:854deb8c r4:847fd200 ** 9 printk messages dropped ** [ 1341.203383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.204355][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 9 printk messages dropped ** [ 1341.204743][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1341.205163][ T32] r5:00001000 r4:e038d000 [ 1341.205207][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.205251][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.205296][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.205315][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.205361][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.205383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.205449][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.205526][ T32] r4:84b6e700 [ 1341.205552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.205598][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.205621][ T32] r4:00000001 [ 1341.205640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.205675][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.205721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.205761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.205789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.205880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.205908][ T32] r4:84b6d780 [ 1341.205942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.206027][ T32] INFO: task kworker/0:724:4927 blocked for more than 467 seconds. [ 1341.206102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.206150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.206221][ T32] task:kworker/0:724 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.206309][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.206355][ T32] Call trace: [ 1341.206544][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.206607][ T32] r10:82918930 r9:eb349d84 r8:00000002 r7:60000013 r6:eb349d8c r5:85502400 [ 1341.206630][ T32] r4:85502400 [ 1341.206676][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.206744][ T32] r5:85502400 r4:8291892c [ 1341.206798][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.206842][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.206889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1341.206925][ T32] r4:00000000 [ 1341.207018][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.207062][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.207122][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.207201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3f00 [ 1341.207235][ T32] r4:00000000 [ 1341.207254][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.207324][ T32] r9:83018005 r8:85502400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1341.207354][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.207398][ T32] r5:00001000 r4:eafa1000 [ 1341.207445][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.207514][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.207559][ T32] r5:854de78c r4:854de400 [ 1341.207603][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.207651][ T32] r7:dddced80 r6:83018000 r5:854de78c r4:847fd300 [ 1341.207672][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.207718][ T32] r10:61c88647 r9:85502400 r8:847fd32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.207759][ T32] r4:847fd300 [ 1341.207784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.207828][ T32] r10:00000000 r9:847fd300 r8:8027f5e8 r7:eb3d9e60 r6:849e8c00 r5:85502400 [ 1341.207867][ T32] r4:00000001 [ 1341.207920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.207964][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1341.207991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.208045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.208077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.208142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.208175][ T32] r4:849b3d80 [ 1341.208410][ T32] INFO: task kworker/0:724:4927 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.208443][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.208530][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.229414][ T32] Call trace: ** 1 printk messages dropped ** [ 1341.229576][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1341.229951][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.230293][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.230868][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1341.231150][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1341.231336][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1341.231725][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.232240][ T32] r4:85504800 ** 4 printk messages dropped ** [ 1341.232459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 ** 9 printk messages dropped ** [ 1341.232934][ T32] r5:00001000 r4:eb10d000 ** 1 printk messages dropped ** [ 1341.233000][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.233225][ T32] r4:847fd380 ** 4 printk messages dropped ** [ 1341.233364][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) ** 6 printk messages dropped ** [ 1341.234397][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.234780][ T32] r4:00000000 [ 1341.234824][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.234874][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.234903][ T32] 5d20: ac963000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.234933][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.234982][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.235011][ T32] r5:800c0113 r4:80239bb0 [ 1341.235033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.235099][ T32] r4:82ac11e4 [ 1341.235125][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.235168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.235239][ T32] r4:e0545dc0 [ 1341.235269][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.235336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.235362][ T32] r4:00000000 [ 1341.235382][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.235456][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.235481][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.235544][ T32] r5:00001000 r4:e038d000 [ 1341.235568][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.235658][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.235752][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.235804][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.235879][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.235911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.235962][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.236014][ T32] r4:84b6e700 [ 1341.236048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.236147][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.236175][ T32] r4:00000001 [ 1341.236195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.236230][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.236280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.236358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.236423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.236472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.236521][ T32] r4:84b6d780 [ 1341.236607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.236637][ T32] INFO: task kworker/0:726:4932 blocked for more than 467 seconds. [ 1341.236666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.236690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.236710][ T32] task:kworker/0:726 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.236765][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.236852][ T32] Call trace: [ 1341.236888][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.236935][ T32] r10:82918930 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:85503000 [ 1341.236982][ T32] r4:85503000 [ 1341.237007][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.237048][ T32] r5:85503000 r4:8291892c [ 1341.237067][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.237106][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.237151][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1341.237230][ T32] r4:00000000 [ 1341.237253][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.237314][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.237355][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.237399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf040 [ 1341.237447][ T32] r4:00000000 [ 1341.237494][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.237544][ T32] r9:83018005 r8:85503000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1341.237590][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.237643][ T32] r5:00001000 r4:eb14d000 [ 1341.237711][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.237785][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.237862][ T32] r5:854df38c r4:854df000 [ 1341.237886][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.237933][ T32] r7:dddced80 r6:83018000 r5:854df38c r4:847fd400 [ 1341.237954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.237998][ T32] r10:61c88647 r9:85503000 r8:847fd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.238038][ T32] r4:847fd400 [ 1341.238111][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.238159][ T32] r10:00000000 r9:847fd400 r8:8027f5e8 r7:eb405e60 r6:849e8d00 r5:85503000 [ 1341.238210][ T32] r4:00000001 [ 1341.238243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.238327][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 1341.238357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.238386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.238422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.238532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1341.254494][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.255092][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 2 printk messages dropped ** [ 1341.255184][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 3 printk messages dropped ** [ 1341.255475][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1341.255745][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.255991][ T32] r5:00001000 r4:e038d000 [ 1341.256018][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.256059][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.256102][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.256122][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.256169][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.256215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.256298][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.256354][ T32] r4:84b6e700 [ 1341.256378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.256426][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.256449][ T32] r4:00000001 [ 1341.256468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.256533][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.256565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.256644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.256675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.256704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.256726][ T32] r4:84b6d780 [ 1341.256762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.256793][ T32] INFO: task kworker/0:727:4934 blocked for more than 467 seconds. [ 1341.256855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.256909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.256960][ T32] task:kworker/0:727 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.257013][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.257081][ T32] Call trace: [ 1341.257118][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.257166][ T32] r10:82918930 r9:eb52dd84 r8:00000002 r7:60000113 r6:eb52dd8c r5:85506000 [ 1341.257214][ T32] r4:85506000 [ 1341.257239][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.257281][ T32] r5:85506000 r4:8291892c [ 1341.257301][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.257421][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.257472][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 1341.257512][ T32] r4:00000000 [ 1341.257543][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.257617][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.257688][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.257763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf280 [ 1341.257787][ T32] r4:00000000 [ 1341.257807][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.257851][ T32] r9:83018005 r8:85506000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.257872][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.257939][ T32] r5:00001000 r4:eb17f000 [ 1341.257989][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.258105][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.258161][ T32] r5:854df78c r4:854df400 [ 1341.258208][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.258261][ T32] r7:dddced80 r6:83018000 r5:854df78c r4:847fd480 [ 1341.258307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.258362][ T32] r10:61c88647 r9:85506000 r8:847fd4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.258411][ T32] r4:847fd480 [ 1341.258440][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.258485][ T32] r10:00000000 r9:847fd480 r8:8027f5e8 r7:eb529e60 r6:849e8d80 r5:85506000 [ 1341.258561][ T32] r4:00000001 [ 1341.276615][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.276789][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1341.276828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.276860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.276962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.277033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.277166][ T32] r4:847cf200 [ 1341.277581][ T32] INFO: task kworker/0:727:4934 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.277619][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.277719][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.277884][ T32] Call trace: [ 1341.277921][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.277974][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.277999][ T32] r4:00000000 [ 1341.278067][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.278134][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.278184][ T32] 5d20: acd49000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.278216][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.278268][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.278299][ T32] r5:800c0113 r4:80239bb0 [ 1341.278320][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.278389][ T32] r4:82ac11e4 [ 1341.278661][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.283856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.283901][ T32] r4:e0545dc0 [ 1341.283931][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.283997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.284021][ T32] r4:00000000 [ 1341.284081][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.284158][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.284184][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.284231][ T32] r5:00001000 r4:e038d000 [ 1341.284251][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.284290][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.284359][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.284388][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.284442][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.284465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.284512][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.284562][ T32] r4:84b6e700 [ 1341.284588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.284635][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.284676][ T32] r4:00000001 [ 1341.284708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.284765][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.284805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.284836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.284941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.285002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.285064][ T32] r4:84b6d780 [ 1341.285092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.285162][ T32] INFO: task kworker/0:728:4935 blocked for more than 467 seconds. [ 1341.285279][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.285355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.285383][ T32] task:kworker/0:728 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.285452][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.285498][ T32] Call trace: [ 1341.285533][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.285583][ T32] r10:82918930 r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:85503c00 [ 1341.285666][ T32] r4:85503c00 [ 1341.285691][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.285737][ T32] r5:85503c00 r4:8291892c [ 1341.285799][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.285845][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.285891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1341.285914][ T32] r4:00000000 [ 1341.285934][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.285972][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.286007][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.286117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf100 [ 1341.286144][ T32] r4:00000000 [ 1341.286163][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.286208][ T32] r9:83018005 r8:85503c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1341.286229][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.286271][ T32] r5:00001000 r4:eb199000 [ 1341.286290][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.286328][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.286402][ T32] r5:854dfb8c r4:854df800 [ 1341.286426][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.286470][ T32] r7:dddced80 r6:83018000 r5:854dfb8c r4:847fd500 [ 1341.286491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.286593][ T32] r10:61c88647 r9:85503c00 r8:847fd52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.286645][ T32] r4:847fd500 [ 1341.286689][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.286739][ T32] r10:00000000 r9:847fd500 r8:8027f5e8 r7:eb52de60 r6:849e8e00 r5:85503c00 [ 1341.286773][ T32] r4:00000001 [ 1341.286795][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.286897][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1341.286954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.286999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.287047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.287080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.287103][ T32] r4:847cf200 [ 1341.287513][ T32] INFO: task kworker/0:728:4935 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.287548][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.287608][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.287653][ T32] Call trace: [ 1341.287708][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.287815][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.287844][ T32] r4:00000000 [ 1341.287864][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.287904][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.287932][ T32] 5d20: acd49000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.287961][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.288011][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.288041][ T32] r5:800c0113 r4:80239bb0 [ 1341.288061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.288102][ T32] r4:82ac11e4 [ 1341.288123][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.288193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.288278][ T32] r4:e0545dc0 [ 1341.288326][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.288399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.288426][ T32] r4:00000000 [ 1341.288446][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.288492][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.288513][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.288556][ T32] r5:00001000 r4:e038d000 [ 1341.288603][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.306878][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.307096][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.307151][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.307207][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.307229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.307277][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.307300][ T32] r4:84b6e700 [ 1341.307387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.307439][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.307495][ T32] r4:00000001 [ 1341.307524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.307586][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.307645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.307686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.307764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.307918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.307945][ T32] r4:84b6d780 [ 1341.307995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.308030][ T32] INFO: task kworker/0:729:4937 blocked for more than 467 seconds. [ 1341.308065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.308094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.308209][ T32] task:kworker/0:729 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.308399][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.308494][ T32] Call trace: [ 1341.308534][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.311375][ T32] r10:82918930 r9:eb535d84 r8:00000002 r7:60000113 r6:eb535d8c r5:85506c00 [ 1341.311444][ T32] r4:85506c00 [ 1341.311470][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.311565][ T32] r5:85506c00 r4:8291892c [ 1341.311594][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.311640][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.311701][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 1341.311729][ T32] r4:00000000 [ 1341.311812][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.311881][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.311961][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.312007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf780 [ 1341.312080][ T32] r4:00000000 [ 1341.312112][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.312170][ T32] r9:83018005 r8:85506c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1341.312199][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.312248][ T32] r5:00001000 r4:eb2e3000 [ 1341.312269][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.312342][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.312420][ T32] r5:854e838c r4:854e8000 [ 1341.312443][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.312492][ T32] r7:dddced80 r6:83018000 r5:854e838c r4:847fd580 [ 1341.312544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.312597][ T32] r10:61c88647 r9:85506c00 r8:847fd5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.312650][ T32] r4:847fd580 [ 1341.312692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.312807][ T32] r10:00000000 r9:847fd580 r8:8027f5e8 r7:eb531e60 r6:849e8e80 r5:85506c00 [ 1341.312852][ T32] r4:00000001 [ 1341.312903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.312984][ T32] Exception stack(0xeb535fb0 to 0xeb535ff8) [ 1341.313018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.313074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.313132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.313166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.313193][ T32] r4:847cf380 [ 1341.313656][ T32] INFO: task kworker/0:729:4937 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.313696][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.313774][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.313827][ T32] Call trace: [ 1341.313859][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.313935][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.313993][ T32] r4:00000000 [ 1341.314017][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.314057][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.314111][ T32] 5d20: ad0dc000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.314168][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.314200][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.314227][ T32] r5:800c0113 r4:80239bb0 [ 1341.314264][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.314312][ T32] r4:82ac11e4 [ 1341.314345][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.314415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.314446][ T32] r4:e0545dc0 [ 1341.314468][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.314621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.314664][ T32] r4:00000000 [ 1341.314687][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.314759][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.314787][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.314879][ T32] r5:00001000 r4:e038d000 [ 1341.314930][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.314973][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.315016][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.315048][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.315132][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.315169][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.315250][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.315277][ T32] r4:84b6e700 [ 1341.315298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.315342][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.315376][ T32] r4:00000001 [ 1341.315418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.315492][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.315525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.315601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.315656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.315689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.315712][ T32] r4:84b6d780 [ 1341.315733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.315766][ T32] INFO: task kworker/0:730:4939 blocked for more than 467 seconds. [ 1341.315799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.315848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.315874][ T32] task:kworker/0:730 state:D stack:0 pid:4939 tgid:4939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.315944][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.315994][ T32] Call trace: [ 1341.316039][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.316119][ T32] r10:82918930 r9:eb539d84 r8:00000002 r7:60000013 r6:eb539d8c r5:85505400 [ 1341.316146][ T32] r4:85505400 [ 1341.316165][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.316205][ T32] r5:85505400 r4:8291892c [ 1341.316224][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.316292][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.316343][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1341.316369][ T32] r4:00000000 [ 1341.316388][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.316461][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.316529][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.316581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf680 [ 1341.316604][ T32] r4:00000000 [ 1341.316624][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.316731][ T32] r9:83018005 r8:85505400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1341.316788][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.316834][ T32] r5:00001000 r4:eb1c5000 [ 1341.316870][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.316915][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.316960][ T32] r5:854dff8c r4:854dfc00 [ 1341.317030][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.317088][ T32] r7:dddced80 r6:83018000 r5:854dff8c r4:847fd600 ** 1 printk messages dropped ** [ 1341.317155][ T32] r10:61c88647 r9:85505400 r8:847fd62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1341.317239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.317289][ T32] r10:00000000 r9:847fd600 r8:8027f5e8 r7:eb535e60 r6:849e8f00 r5:85505400 [ 1341.317349][ T32] r4:00000001 [ 1341.317373][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.317419][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1341.317451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.317481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.317554][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.317611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.317637][ T32] r4:847cf180 [ 1341.317857][ T32] INFO: task kworker/0:730:4939 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.317892][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.318055][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.318101][ T32] Call trace: [ 1341.318131][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.318254][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.318295][ T32] r4:00000000 [ 1341.318320][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.318369][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.318469][ T32] 5d20: ad0dc000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.318541][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.318661][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.336288][ T32] r5:800c0113 r4:80239bb0 [ 1341.336340][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.336412][ T32] r4:82ac11e4 [ 1341.336434][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.336490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.336520][ T32] r4:e0545dc0 [ 1341.336542][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.336588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.336611][ T32] r4:00000000 [ 1341.336710][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.336785][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.336823][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.336921][ T32] r5:00001000 r4:e038d000 [ 1341.336946][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.337065][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.337115][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.337137][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.337185][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.337206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.337355][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.337383][ T32] r4:84b6e700 [ 1341.337404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.337449][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.337472][ T32] r4:00000001 [ 1341.337510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.337576][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.337612][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.337643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.337671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.337724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.337756][ T32] r4:84b6d780 [ 1341.337832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.337867][ T32] INFO: task kworker/0:731:4941 blocked for more than 467 seconds. [ 1341.337903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.337956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.337982][ T32] task:kworker/0:731 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.338106][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.338279][ T32] Call trace: [ 1341.338312][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.338365][ T32] r10:82918930 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:85501800 [ 1341.338435][ T32] r4:85501800 [ 1341.338529][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.338674][ T32] r5:85501800 r4:8291892c [ 1341.351767][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.351886][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.351966][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1341.352016][ T32] r4:00000000 [ 1341.352048][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.352145][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.352196][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.352241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf8c0 [ 1341.352264][ T32] r4:00000000 [ 1341.352312][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.352365][ T32] r9:83018005 r8:85501800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1341.352389][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.352435][ T32] r5:00001000 r4:eb301000 [ 1341.352454][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.352536][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.352594][ T32] r5:854e878c r4:854e8400 [ 1341.352623][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.352687][ T32] r7:dddced80 r6:83018000 r5:854e878c r4:847fd680 [ 1341.352713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.352822][ T32] r10:61c88647 r9:85501800 r8:847fd6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.352850][ T32] r4:847fd680 [ 1341.352871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.352961][ T32] r10:00000000 r9:847fd680 r8:8027f5e8 r7:eb535e60 r6:849e8f80 r5:85501800 [ 1341.353041][ T32] r4:00000001 [ 1341.353141][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.353185][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1341.353217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.353280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.353321][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.353367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.353423][ T32] r4:847cf440 [ 1341.353884][ T32] INFO: task kworker/0:731:4941 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.353949][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.354027][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.354078][ T32] Call trace: [ 1341.354179][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.354234][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.354272][ T32] r4:00000000 [ 1341.354297][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.354336][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.354367][ T32] 5d20: ad5a0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.354398][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.354471][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.354529][ T32] r5:800c0113 r4:80239bb0 [ 1341.354565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.354611][ T32] r4:82ac11e4 [ 1341.354633][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.354700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.354734][ T32] r4:e0545dc0 [ 1341.354761][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.354829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.354891][ T32] r4:00000000 [ 1341.354913][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.354961][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.354984][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.355027][ T32] r5:00001000 r4:e038d000 [ 1341.355068][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.355144][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.355189][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.355209][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.355303][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.355336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.355384][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.355424][ T32] r4:84b6e700 [ 1341.355495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.355578][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.355635][ T32] r4:00000001 [ 1341.355670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.355762][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.355802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.355834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.355912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.355952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.355976][ T32] r4:84b6d780 [ 1341.355997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.356051][ T32] INFO: task kworker/0:732:4943 blocked for more than 467 seconds. [ 1341.356090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.356143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.356215][ T32] task:kworker/0:732 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.356291][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.356335][ T32] Call trace: [ 1341.356389][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.356463][ T32] r10:82918930 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:84a28c00 [ 1341.356515][ T32] r4:84a28c00 [ 1341.356604][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.356650][ T32] r5:84a28c00 r4:8291892c [ 1341.356672][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.356741][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.356852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1341.356903][ T32] r4:00000000 [ 1341.356948][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.357002][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.357047][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.357113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf840 [ 1341.357140][ T32] r4:00000000 [ 1341.357160][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.357206][ T32] r9:83018005 r8:84a28c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1341.357227][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.357291][ T32] r5:00001000 r4:eb571000 [ 1341.357339][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.357382][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.357426][ T32] r5:854e9f8c r4:854e9c00 [ 1341.357447][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.357494][ T32] r7:dddced80 r6:83018000 r5:854e9f8c r4:847fd700 [ 1341.357519][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.357635][ T32] r10:61c88647 r9:84a28c00 r8:847fd72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.357710][ T32] r4:847fd700 [ 1341.357738][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.357861][ T32] r10:00000000 r9:847fd700 r8:8027f5e8 r7:eb53de60 r6:85556000 r5:84a28c00 [ 1341.357890][ T32] r4:00000001 [ 1341.357936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.358024][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1341.358078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.358110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.358139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.358194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.358222][ T32] r4:847cf740 [ 1341.358424][ T32] INFO: task kworker/0:732:4943 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.358471][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.358606][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.376568][ T32] Call trace: [ 1341.376737][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.376838][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.376869][ T32] r4:00000000 [ 1341.376906][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1341.377358][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.377495][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1341.377800][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1341.378080][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.378243][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1341.378630][ T32] INFO: task kworker/0:733:4944 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1341.386244][ T32] r10:82918930 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:84a29800 ** 6 printk messages dropped ** [ 1341.386828][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.387098][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.387332][ T32] r5:00001000 r4:eb331000 [ 1341.387388][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.387515][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.387832][ T32] r4:00000001 [ 1341.387857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.387942][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1341.388022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.388055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.388138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.388171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.388222][ T32] r4:847cf740 [ 1341.402211][ T32] INFO: task kworker/0:733:4944 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.402343][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.402489][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.402607][ T32] Call trace: [ 1341.402643][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.402702][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.402726][ T32] r4:00000000 [ 1341.402746][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.402795][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.402912][ T32] 5d20: adce1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.402993][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.403028][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.403055][ T32] r5:800c0113 r4:80239bb0 [ 1341.403076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.403122][ T32] r4:82ac11e4 [ 1341.403142][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.403186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.403209][ T32] r4:e0545dc0 [ 1341.403231][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.403285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.403336][ T32] r4:00000000 [ 1341.403362][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.403412][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.403434][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.403513][ T32] r5:00001000 r4:e038d000 [ 1341.403539][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.403580][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.403659][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.403684][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.403759][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.403786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.403834][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.403857][ T32] r4:84b6e700 [ 1341.403877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.404001][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.404030][ T32] r4:00000001 [ 1341.404066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.404106][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.404158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.404199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.404229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.404258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.404281][ T32] r4:84b6d780 [ 1341.404304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.404393][ T32] INFO: task kworker/1:177:4947 blocked for more than 467 seconds. [ 1341.404433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.404489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.404603][ T32] task:kworker/1:177 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.404686][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.404767][ T32] Call trace: [ 1341.404809][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.404905][ T32] r10:82918930 r9:eb361d84 r8:00000002 r7:60000113 r6:eb361d8c r5:84a2a400 [ 1341.404957][ T32] r4:84a2a400 [ 1341.405005][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.405110][ T32] r5:84a2a400 r4:8291892c [ 1341.405156][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.405304][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.405741][ T32] r9:83018205 r8:84a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 1 printk messages dropped ** [ 1341.405849][ T32] r5:00001000 r4:eb3a5000 ** 1 printk messages dropped ** [ 1341.405910][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.406343][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) ** 4 printk messages dropped ** [ 1341.406573][ T32] r4:85553700 ** 5 printk messages dropped ** [ 1341.407406][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1341.407706][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.407898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1341.408507][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.416537][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.416564][ T32] r4:00000001 [ 1341.416586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.416624][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.416655][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.416708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.416746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.416818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.416875][ T32] r4:84b6d780 [ 1341.416903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.416935][ T32] INFO: task kworker/0:734:4949 blocked for more than 467 seconds. [ 1341.417004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.417033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.417098][ T32] task:kworker/0:734 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.417160][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.417253][ T32] Call trace: [ 1341.417315][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.417395][ T32] r10:82918930 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:84a2b000 [ 1341.417451][ T32] r4:84a2b000 [ 1341.417504][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.417576][ T32] r5:84a2b000 r4:8291892c ** 3 printk messages dropped ** [ 1341.417782][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.418127][ T32] r5:00001000 r4:eb375000 ** 1 printk messages dropped ** [ 1341.418186][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.432223][ T32] r10:61c88647 r9:84a2b000 r8:847fd82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.432831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1341.433705][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1341.433978][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.434031][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.434076][ T32] r5:800c0113 r4:80239bb0 [ 1341.434102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.434147][ T32] r4:82ac11e4 [ 1341.434168][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.434210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.434255][ T32] r4:e0545dc0 [ 1341.434280][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.434324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.434347][ T32] r4:00000000 [ 1341.434368][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.434416][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1341.434987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.435458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.435943][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.436339][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.436924][ T32] r5:00001000 r4:eb3b9000 ** 2 printk messages dropped ** [ 1341.437093][ T32] r5:854e8f8c r4:854e8c00 ** 5 printk messages dropped ** [ 1341.437339][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1341.437958][ T32] INFO: task kworker/1:178:4951 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 11 printk messages dropped ** [ 1341.457389][ T32] r5:800c0113 r4:80239bb0 ** 2 printk messages dropped ** [ 1341.457582][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.457633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.457657][ T32] r4:e0545dc0 [ 1341.457705][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.457799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.457836][ T32] r4:00000000 [ 1341.457859][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.457907][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.457930][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.458001][ T32] r5:00001000 r4:e038d000 [ 1341.458027][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.458093][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.458148][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.458171][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.458244][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.458302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.458355][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.458407][ T32] r4:84b6e700 [ 1341.458468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.458625][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.461067][ T32] r4:00000001 [ 1341.461107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.461186][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.461247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.461306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.461361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.461419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.461479][ T32] r4:84b6d780 [ 1341.461515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.461550][ T32] INFO: task kworker/1:179:4953 blocked for more than 467 seconds. [ 1341.461585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.461611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.461634][ T32] task:kworker/1:179 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.461722][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.461790][ T32] Call trace: [ 1341.461878][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1341.462171][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.462223][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1341.462248][ T32] r4:00000000 [ 1341.462284][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.462368][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.462660][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.462792][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.463127][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.463431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1341.464536][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 8 printk messages dropped ** [ 1341.464912][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.465118][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.465193][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.465263][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.465286][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.465345][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.465369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.465431][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.465459][ T32] r4:84b6e700 [ 1341.465501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.465552][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.465575][ T32] r4:00000001 [ 1341.465595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.465644][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.465695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.465774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.465807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.465863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.465913][ T32] r4:84b6d780 [ 1341.465943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.465970][ T32] INFO: task kworker/0:735:4955 blocked for more than 467 seconds. [ 1341.466000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.466025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.466046][ T32] task:kworker/0:735 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.466092][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.466302][ T32] r10:82918930 r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:84a2e000 ** 10 printk messages dropped ** [ 1341.466929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cfd80 [ 1341.466956][ T32] r4:00000000 [ 1341.466977][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.467076][ T32] r9:83018005 r8:84a2e000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1341.467113][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.467158][ T32] r5:00001000 r4:eb3f1000 [ 1341.467180][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.467220][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.467261][ T32] r5:854e938c r4:854e9000 [ 1341.467312][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.467423][ T32] r7:dddced80 r6:83018000 r5:854e938c r4:847fd880 [ 1341.467452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.467506][ T32] r10:61c88647 r9:84a2e000 r8:847fd8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.467531][ T32] r4:847fd880 [ 1341.467551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.467607][ T32] r10:00000000 r9:847fd880 r8:8027f5e8 r7:eb545e60 r6:85556480 r5:84a2e000 [ 1341.467658][ T32] r4:00000001 [ 1341.467681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.467720][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1341.467820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.467854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.467929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1341.468211][ T32] INFO: task kworker/0:735:4955 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1341.486135][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1341.486690][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1341.486791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.486815][ T32] r4:e0545dc0 [ 1341.486836][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.486905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.486996][ T32] r4:00000000 [ 1341.487039][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.487092][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.487114][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.487185][ T32] r5:00001000 r4:e038d000 [ 1341.487209][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.487274][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.487322][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.487390][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.487536][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1341.488239][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1341.503013][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.503496][ T32] r5:00001000 r4:eb555000 [ 1341.503527][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.503617][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.503666][ T32] r5:854e978c r4:854e9400 [ 1341.503712][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1341.504044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1341.504242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.504321][ T32] r4:847cfe40 [ 1341.504748][ T32] INFO: task kworker/0:736:4957 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.504787][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.504946][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.505003][ T32] Call trace: [ 1341.505041][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.505189][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.505248][ T32] r4:00000000 [ 1341.505273][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.505315][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.505367][ T32] 5d20: ae618000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.505401][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.505430][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.505479][ T32] r5:800c0113 r4:80239bb0 [ 1341.505536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.505583][ T32] r4:82ac11e4 [ 1341.505605][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.505649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.505827][ T32] r4:e0545dc0 [ 1341.505887][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.505941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.505965][ T32] r4:00000000 [ 1341.505985][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.506055][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.506081][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.506153][ T32] r5:00001000 r4:e038d000 [ 1341.506249][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.506292][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.506334][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.506354][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.506422][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.506448][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.506548][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.506582][ T32] r4:84b6e700 [ 1341.506621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.506672][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.506695][ T32] r4:00000001 [ 1341.506741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.506784][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.506859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.506893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.506921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.506952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.507023][ T32] r4:84b6d780 [ 1341.507079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.507129][ T32] INFO: task kworker/0:737:4958 blocked for more than 468 seconds. [ 1341.507190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.507244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.507269][ T32] task:kworker/0:737 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.507317][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.507404][ T32] Call trace: [ 1341.507476][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.507542][ T32] r10:82918930 r9:eb575d84 r8:00000002 r7:60000013 r6:eb575d8c r5:84a2d400 [ 1341.507567][ T32] r4:84a2d400 [ 1341.507587][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.507628][ T32] r5:84a2d400 r4:8291892c [ 1341.507675][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.507860][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.507912][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1341.507968][ T32] r4:00000000 [ 1341.508019][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.508062][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.508128][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.508175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cfb00 [ 1341.508223][ T32] r4:00000000 [ 1341.508271][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.508320][ T32] r9:83018005 r8:84a2d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1341.508377][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.508426][ T32] r5:00001000 r4:eb565000 [ 1341.508472][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.508546][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.526079][ T32] r5:854e9b8c r4:854e9800 [ 1341.526134][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.526214][ T32] r7:dddced80 r6:83018000 r5:854e9b8c r4:847fd980 [ 1341.526255][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.526331][ T32] r10:61c88647 r9:84a2d400 r8:847fd9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.526359][ T32] r4:847fd980 [ 1341.526381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1341.526556][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) ** 7 printk messages dropped ** [ 1341.527324][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.527517][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.527543][ T32] r4:00000000 [ 1341.527564][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.527604][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.527633][ T32] 5d20: ae955000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.527663][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.527689][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.527726][ T32] r5:800c0113 r4:80239bb0 [ 1341.527752][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.527817][ T32] r4:82ac11e4 [ 1341.527842][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.527887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.527920][ T32] r4:e0545dc0 [ 1341.527944][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.527999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.528026][ T32] r4:00000000 [ 1341.528046][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.528094][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.528116][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.528159][ T32] r5:00001000 r4:e038d000 [ 1341.528180][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.528238][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.528286][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.528307][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.528379][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.528404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.528452][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.528491][ T32] r4:84b6e700 [ 1341.528521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.528586][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.535726][ T32] r4:00000001 [ 1341.535879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.535994][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.536076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.536205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.536266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.536355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.536404][ T32] r4:84b6d780 [ 1341.536458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.536539][ T32] INFO: task kworker/0:738:4961 blocked for more than 468 seconds. [ 1341.536603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.536657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.536695][ T32] task:kworker/0:738 state:D stack:0 pid:4961 tgid:4961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.536803][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.536893][ T32] Call trace: [ 1341.536977][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.537070][ T32] r10:82918930 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:84a28000 [ 1341.537132][ T32] r4:84a28000 [ 1341.537168][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.537294][ T32] r5:84a28000 r4:8291892c [ 1341.537341][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.537420][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.537520][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1341.537583][ T32] r4:00000000 [ 1341.537628][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.537705][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.537786][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.537871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b41900 [ 1341.537914][ T32] r4:00000000 [ 1341.537961][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.538054][ T32] r9:83018005 r8:84a28000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1341.538117][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.538207][ T32] r5:00001000 r4:eb57d000 [ 1341.538245][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.538325][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.538409][ T32] r5:854ea38c r4:854ea000 [ 1341.538472][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.538647][ T32] r7:dddced80 r6:83018000 r5:854ea38c r4:847fda00 [ 1341.552217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.552399][ T32] r10:61c88647 r9:84a28000 r8:847fda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.552433][ T32] r4:847fda00 [ 1341.552457][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.552586][ T32] r10:00000000 r9:847fda00 r8:8027f5e8 r7:eb545e60 r6:85556600 r5:84a28000 [ 1341.552634][ T32] r4:00000001 [ 1341.552659][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.552707][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1341.552757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.552818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.552854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.552886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.552911][ T32] r4:847cffc0 [ 1341.553337][ T32] INFO: task kworker/0:738:4961 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.553377][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.553449][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.553515][ T32] Call trace: [ 1341.553602][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.553710][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.553739][ T32] r4:00000000 [ 1341.553768][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.553809][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.553838][ T32] 5d20: aecab000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.553891][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.553922][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.553947][ T32] r5:800c0113 r4:80239bb0 [ 1341.553968][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.554037][ T32] r4:82ac11e4 [ 1341.554063][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.554108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.554132][ T32] r4:e0545dc0 [ 1341.554197][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.554252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.554275][ T32] r4:00000000 [ 1341.554295][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.554343][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.554365][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.554407][ T32] r5:00001000 r4:e038d000 [ 1341.554428][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.554562][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.554587][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.554635][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.554656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.554702][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.554725][ T32] r4:84b6e700 [ 1341.554746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.554797][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.554821][ T32] r4:00000001 [ 1341.554841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.554876][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.554904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.554934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.554961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.554990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.555012][ T32] r4:84b6d780 [ 1341.555033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.555090][ T32] INFO: task kworker/0:739:4963 blocked for more than 468 seconds. [ 1341.555156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.555187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.555209][ T32] task:kworker/0:739 state:D stack:0 pid:4963 tgid:4963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.555263][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.555326][ T32] Call trace: [ 1341.555360][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.555407][ T32] r10:82918930 r9:eb27dd84 r8:00000002 r7:60000013 r6:eb27dd8c r5:84958000 [ 1341.555448][ T32] r4:84958000 [ 1341.555500][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.555552][ T32] r5:84958000 r4:8291892c [ 1341.555572][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.555614][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.555661][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 [ 1341.555683][ T32] r4:00000000 [ 1341.555702][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.555753][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.555799][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.555844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917600 [ 1341.555867][ T32] r4:00000000 [ 1341.555887][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.555932][ T32] r9:83018005 r8:84958000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1341.555955][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.556054][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1341.556566][ T32] r4:84917200 ** 10 printk messages dropped ** [ 1341.557151][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 14 printk messages dropped ** [ 1341.557800][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1341.558590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1341.580319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 ** 9 printk messages dropped ** [ 1341.580859][ T32] r5:00001000 r4:dfe3d000 ** 8 printk messages dropped ** [ 1341.581298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1341.582652][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1341.583110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.583157][ T32] r4:e0545dc0 [ 1341.583206][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.583277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.583310][ T32] r4:00000000 [ 1341.583329][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.583376][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.583444][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.583508][ T32] r5:00001000 r4:e038d000 [ 1341.583556][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.583601][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.583646][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.583690][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.583741][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.583762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.583808][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.583857][ T32] r4:84b6e700 [ 1341.583907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.583980][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.584014][ T32] r4:00000001 [ 1341.584034][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.584070][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.584097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.584150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.584182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.584213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.584237][ T32] r4:84b6d780 [ 1341.584283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.584345][ T32] INFO: task kworker/0:741:4968 blocked for more than 468 seconds. [ 1341.584379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.584404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.584425][ T32] task:kworker/0:741 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.584470][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.584546][ T32] Call trace: [ 1341.584583][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.584629][ T32] r10:82918930 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:84959800 [ 1341.584692][ T32] r4:84959800 [ 1341.584724][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.584767][ T32] r5:84959800 r4:8291892c [ 1341.584786][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.584875][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.584957][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1341.585011][ T32] r4:00000000 [ 1341.585090][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.585157][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.585248][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1341.585449][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1341.585694][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1341.586618][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1341.588067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1341.603838][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1341.604460][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.604745][ T32] r5:00001000 r4:e048f000 [ 1341.604777][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.604823][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.604882][ T32] r5:854eb38c r4:854eb000 [ 1341.604910][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.604963][ T32] r7:dddced80 r6:83018000 r5:854eb38c r4:847fdc00 [ 1341.604987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.605036][ T32] r10:61c88647 r9:8495a400 r8:847fdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.605082][ T32] r4:847fdc00 [ 1341.605127][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.605209][ T32] r10:00000000 r9:847fdc00 r8:8027f5e8 r7:eb449e60 r6:85556800 r5:8495a400 [ 1341.605295][ T32] r4:00000001 [ 1341.605350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.605397][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1341.605431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.605463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.605534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.605570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1341.606154][ T32] Call trace: ** 11 printk messages dropped ** [ 1341.606664][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 17 printk messages dropped ** [ 1341.607553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1341.608348][ T32] r10:82918930 r9:eb58dd84 r8:00000002 r7:60000013 r6:eb58dd8c r5:8495b000 ** 15 printk messages dropped ** [ 1341.628072][ T32] r5:00001000 r4:ea835000 ** 2 printk messages dropped ** [ 1341.628305][ T32] r5:854eb78c r4:854eb400 ** 9 printk messages dropped ** [ 1341.639784][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) ** 11 printk messages dropped ** [ 1341.641710][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1341.642188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 20 printk messages dropped ** [ 1341.643259][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 14 printk messages dropped ** [ 1341.644107][ T32] r4:8495bc00 ** 13 printk messages dropped ** [ 1341.644783][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1341.645326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1341.647364][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 12 printk messages dropped ** [ 1341.648355][ T32] r5:00001000 r4:e038d000 [ 1341.648411][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.648536][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.648689][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.676713][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.676899][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.677003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.677124][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.677180][ T32] r4:84b6e700 [ 1341.677226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.677325][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.677415][ T32] r4:00000001 [ 1341.677468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.677581][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.677667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.677740][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.677807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.677879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.677930][ T32] r4:84b6d780 [ 1341.677986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.678077][ T32] INFO: task kworker/0:745:4976 blocked for more than 468 seconds. [ 1341.678180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.678252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.678305][ T32] task:kworker/0:745 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.678420][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.679363][ T32] Call trace: [ 1341.679480][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.679615][ T32] r10:82918930 r9:eb541d84 r8:00000002 r7:60000113 r6:eb541d8c r5:8495c800 [ 1341.679672][ T32] r4:8495c800 [ 1341.679742][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.679839][ T32] r5:8495c800 r4:8291892c [ 1341.679886][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.679989][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.680119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 1341.680205][ T32] r4:00000000 [ 1341.680258][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.680365][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.680466][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.680574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554e780 [ 1341.680727][ T32] r4:00000000 [ 1341.680830][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.680966][ T32] r9:83018005 r8:8495c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1341.681021][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.681116][ T32] r5:00001000 r4:eabdb000 [ 1341.681164][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.681268][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.681363][ T32] r5:8558c38c r4:8558c000 [ 1341.681419][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.681545][ T32] r7:dddced80 r6:83018000 r5:8558c38c r4:847fdd80 [ 1341.681615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.681717][ T32] r10:61c88647 r9:8495c800 r8:847fddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.681771][ T32] r4:847fdd80 [ 1341.681836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.681942][ T32] r10:00000000 r9:847fdd80 r8:8027f5e8 r7:eb591e60 r6:85556980 r5:8495c800 [ 1341.681997][ T32] r4:00000001 [ 1341.682046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.682129][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1341.682194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.682261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.682345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.682435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1341.683241][ T32] INFO: task kworker/0:745:4976 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1341.684295][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 8 printk messages dropped ** [ 1341.685011][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.685564][ T32] r5:84ab1b8c r4:84ab1800 ** 5 printk messages dropped ** [ 1341.685996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.686629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1341.687485][ T32] r10:82918930 r9:eb595d84 r8:00000002 r7:60000013 r6:eb595d8c r5:8495d400 ** 11 printk messages dropped ** [ 1341.688316][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.711708][ T32] r5:00001000 r4:eae8d000 ** 4 printk messages dropped ** [ 1341.712389][ T32] r7:dddced80 r6:83018000 r5:8558cf8c r4:847fde00 ** 6 printk messages dropped ** [ 1341.712920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.713011][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 1341.713099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.713200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.713270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.713338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.713391][ T32] r4:8554e880 [ 1341.714128][ T32] INFO: task kworker/0:746:4978 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.714213][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.714390][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.714529][ T32] Call trace: [ 1341.714608][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.714719][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.714776][ T32] r4:00000000 [ 1341.714837][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.714923][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.714991][ T32] 5d20: af82b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.715060][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.715123][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.715181][ T32] r5:800c0113 r4:80239bb0 [ 1341.715228][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.715352][ T32] r4:82ac11e4 [ 1341.715427][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.715539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.715612][ T32] r4:e0545dc0 [ 1341.715683][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.715809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.715898][ T32] r4:00000000 [ 1341.715976][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.716098][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.716168][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.716266][ T32] r5:00001000 r4:e038d000 ** 2 printk messages dropped ** [ 1341.716546][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.716598][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.716696][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.716746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.716859][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.716919][ T32] r4:84b6e700 [ 1341.716967][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.717060][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.717109][ T32] r4:00000001 [ 1341.717152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.717230][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.717287][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.717421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1341.718457][ T32] r4:8495e000 ** 7 printk messages dropped ** [ 1341.739400][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.739650][ T32] r5:00001000 r4:eac6d000 [ 1341.739669][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.739783][ T32] r5:8558c78c r4:8558c400 ** 3 printk messages dropped ** [ 1341.739975][ T32] r10:61c88647 r9:8495e000 r8:847fdeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.740762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1341.741774][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.742079][ T32] r5:800c0113 r4:80239bb0 ** 9 printk messages dropped ** [ 1341.742545][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 14 printk messages dropped ** [ 1341.743286][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 10 printk messages dropped ** [ 1341.743853][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1341.744461][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1341.744954][ T32] r7:dddced80 r6:83018000 r5:8558cb8c r4:847fdf00 ** 12 printk messages dropped ** [ 1341.745604][ T32] r4:8554ea80 ** 8 printk messages dropped ** [ 1341.746323][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 14 printk messages dropped ** [ 1341.746984][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1341.747727][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 10 printk messages dropped ** [ 1341.748109][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1341.774785][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.775054][ T32] r5:00001000 r4:eb3fb000 [ 1341.775075][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.775116][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.775157][ T32] r5:8535bb8c r4:8535b800 [ 1341.775177][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.775223][ T32] r7:ddde2d80 r6:83018200 r5:8535bb8c r4:85556b80 [ 1341.775244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.775290][ T32] r10:61c88647 r9:85590000 r8:85556bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.775338][ T32] r4:85556b80 [ 1341.775371][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.775421][ T32] r10:00000000 r9:85556b80 r8:8027f5e8 r7:eb359e60 r6:85556c00 r5:85590000 [ 1341.775458][ T32] r4:00000001 [ 1341.775488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.775533][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1341.775581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.775615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.775644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.775673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.775997][ T32] r4:85551680 [ 1341.776317][ T32] INFO: task kworker/1:180:4984 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.776352][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.776554][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.776666][ T32] Call trace: [ 1341.776772][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.776823][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.776848][ T32] r4:00000000 [ 1341.776867][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.776905][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.776933][ T32] 5d20: aff8e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.776962][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.776989][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.777014][ T32] r5:800c0113 r4:80239bb0 [ 1341.777055][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.777101][ T32] r4:82ac11e4 [ 1341.777123][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.777166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.777188][ T32] r4:e0545dc0 [ 1341.777231][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.777280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.777327][ T32] r4:00000000 [ 1341.777380][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.777460][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.777486][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.777559][ T32] r5:00001000 r4:e038d000 ** 1 printk messages dropped ** [ 1341.777623][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1341.778247][ T32] r4:84b6d780 ** 8 printk messages dropped ** [ 1341.791107][ T32] r10:82918930 r9:eb5a1d84 r8:00000002 r7:60000113 r6:eb5a1d8c r5:85590c00 ** 14 printk messages dropped ** [ 1341.791771][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.792168][ T32] r7:dddced80 r6:83018000 r5:8558d78c r4:847fdf80 ** 7 printk messages dropped ** [ 1341.792669][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) ** 11 printk messages dropped ** [ 1341.793618][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1341.794090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 17 printk messages dropped ** [ 1341.794887][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 14 printk messages dropped ** [ 1341.795546][ T32] Call trace: ** 8 printk messages dropped ** [ 1341.795928][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.796314][ T32] r5:00001000 r4:eaf8d000 [ 1341.796352][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.796466][ T32] r5:8558d38c r4:8558d000 ** 1 printk messages dropped ** [ 1341.796572][ T32] r7:dddced80 r6:83018000 r5:8558d38c r4:847cb000 ** 5 printk messages dropped ** [ 1341.796810][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.796950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.797235][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.797632][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.797680][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.797709][ T32] r5:800c0113 r4:80239bb0 [ 1341.797729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.797778][ T32] r4:82ac11e4 [ 1341.797798][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.797840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.797863][ T32] r4:e0545dc0 [ 1341.797882][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.797923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.797945][ T32] r4:00000000 [ 1341.797963][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.798008][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.798030][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.798072][ T32] r5:00001000 r4:e038d000 [ 1341.798091][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.798130][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.798171][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.798219][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.798269][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.798290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.798335][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.798361][ T32] r4:84b6e700 [ 1341.798400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.798448][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.798485][ T32] r4:00000001 [ 1341.798532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.798570][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.798666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.827151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.827251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.827320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.827371][ T32] r4:84b6d780 [ 1341.827425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.827488][ T32] INFO: task kworker/0:751:4991 blocked for more than 468 seconds. [ 1341.827558][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.827609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.827651][ T32] task:kworker/0:751 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.827772][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.827917][ T32] Call trace: [ 1341.827994][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.828095][ T32] r10:82918930 r9:eb5b5d84 r8:00000002 r7:60000013 r6:eb5b5d8c r5:85591800 [ 1341.828143][ T32] r4:85591800 [ 1341.828205][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.828297][ T32] r5:85591800 r4:8291892c [ 1341.828342][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.828424][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.828529][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1341.828672][ T32] r4:00000000 [ 1341.829313][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.829423][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.829511][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.829605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf940 [ 1341.829656][ T32] r4:00000000 [ 1341.829695][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.829796][ T32] r9:83018005 r8:85591800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.829842][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.829938][ T32] r5:00001000 r4:eafeb000 [ 1341.829980][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.830058][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.830138][ T32] r5:8558db8c r4:8558d800 [ 1341.830204][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.830308][ T32] r7:dddced80 r6:83018000 r5:8558db8c r4:847cb080 [ 1341.830393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.830547][ T32] r10:61c88647 r9:85591800 r8:847cb0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.830605][ T32] r4:847cb080 [ 1341.830651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.830743][ T32] r10:00000000 r9:847cb080 r8:8027f5e8 r7:eb5a1e60 r6:85556d80 r5:85591800 [ 1341.830819][ T32] r4:00000001 [ 1341.830879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.830973][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1341.831053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.831119][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.831179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.831241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.831285][ T32] r4:847cfa00 [ 1341.832021][ T32] INFO: task kworker/0:751:4991 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.832099][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.832260][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.832376][ T32] Call trace: [ 1341.832450][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.832551][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.832713][ T32] r4:00000000 [ 1341.832777][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.832859][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.832929][ T32] 5d20: b067a000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.832986][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.833039][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.833088][ T32] r5:800c0113 r4:80239bb0 [ 1341.833131][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.833213][ T32] r4:82ac11e4 [ 1341.833258][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.833344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.833391][ T32] r4:e0545dc0 [ 1341.833450][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.833544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1341.833903][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1341.834412][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1341.834708][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.834998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.835464][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.835976][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.836786][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.837097][ T32] r5:8558fb8c r4:8558f800 ** 3 printk messages dropped ** [ 1341.837358][ T32] r10:61c88647 r9:85593000 r8:847cb12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.837699][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) ** 2 printk messages dropped ** [ 1341.837919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.838649][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.869644][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.869817][ T32] Call trace: [ 1341.869894][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.870015][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.870073][ T32] r4:00000000 [ 1341.870120][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.870204][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.870265][ T32] 5d20: b0909000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.870323][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.870375][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.870427][ T32] r5:800c0113 r4:80239bb0 [ 1341.870468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.870585][ T32] r4:82ac11e4 [ 1341.870647][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.870741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.870803][ T32] r4:e0545dc0 [ 1341.870847][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.870932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.870976][ T32] r4:00000000 [ 1341.871036][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.871135][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.871183][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.871267][ T32] r5:00001000 r4:e038d000 [ 1341.871325][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.871413][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.871502][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.871552][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.871659][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.871739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.871842][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.871891][ T32] r4:84b6e700 [ 1341.871932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.872033][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.872086][ T32] r4:00000001 [ 1341.872130][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.872206][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.872263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.872324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.872380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.872438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.872483][ T32] r4:84b6d780 [ 1341.872561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.872645][ T32] INFO: task kworker/0:753:4995 blocked for more than 468 seconds. [ 1341.872722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.872814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.872873][ T32] task:kworker/0:753 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.872985][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.873064][ T32] Call trace: [ 1341.873145][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.873244][ T32] r10:82918930 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:85595400 [ 1341.873298][ T32] r4:85595400 [ 1341.873358][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.873446][ T32] r5:85595400 r4:8291892c [ 1341.873488][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.873568][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.873660][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1341.873742][ T32] r4:00000000 [ 1341.873801][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.873923][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.874008][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.874091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554ef00 [ 1341.874141][ T32] r4:00000000 [ 1341.874179][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.874262][ T32] r9:83018005 r8:85595400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1341.874306][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.874391][ T32] r5:00001000 r4:eb019000 [ 1341.874450][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.874560][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.874649][ T32] r5:8558df8c r4:8558dc00 [ 1341.874690][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.874801][ T32] r7:dddced80 r6:83018000 r5:8558df8c r4:847cb180 [ 1341.874887][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.874984][ T32] r10:61c88647 r9:85595400 r8:847cb1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.875035][ T32] r4:847cb180 [ 1341.875100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.875202][ T32] r10:00000000 r9:847cb180 r8:8027f5e8 r7:eb5bde60 r6:85556e80 r5:85595400 [ 1341.875265][ T32] r4:00000001 [ 1341.875307][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.875379][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1341.875455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.875521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.875578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.875637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.875699][ T32] r4:8554e6c0 ** 1 printk messages dropped ** [ 1341.876556][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1341.877744][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1341.878599][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1341.910072][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1341.910306][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1341.910446][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 2 printk messages dropped ** [ 1341.910685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.910755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.910785][ T32] r4:84b6d780 [ 1341.910811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.910857][ T32] INFO: task kworker/0:754:4996 blocked for more than 468 seconds. [ 1341.910916][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.910947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.910985][ T32] task:kworker/0:754 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.911100][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.911158][ T32] Call trace: [ 1341.911271][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.911325][ T32] r10:82918930 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:85593c00 [ 1341.911377][ T32] r4:85593c00 [ 1341.911401][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.911468][ T32] r5:85593c00 r4:8291892c [ 1341.911492][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.911536][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.911581][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1341.911638][ T32] r4:00000000 [ 1341.911663][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.911701][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.911759][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.911812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c3140 [ 1341.911920][ T32] r4:00000000 [ 1341.911964][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.912040][ T32] r9:83018005 r8:85593c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.912063][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.912117][ T32] r5:00001000 r4:eb1f1000 [ 1341.912145][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.912215][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.912274][ T32] r5:8558e38c r4:8558e000 [ 1341.912298][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.912344][ T32] r7:dddced80 r6:83018000 r5:8558e38c r4:847cb200 [ 1341.912412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.912462][ T32] r10:61c88647 r9:85593c00 r8:847cb22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.912484][ T32] r4:847cb200 [ 1341.912503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.912568][ T32] r10:00000000 r9:847cb200 r8:8027f5e8 r7:eb5bde60 r6:85556f00 r5:85593c00 [ 1341.912620][ T32] r4:00000001 [ 1341.912649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.912703][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 1341.912734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.912794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.912868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.912921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.912948][ T32] r4:847c3080 [ 1341.913388][ T32] INFO: task kworker/0:754:4996 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.913426][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.913577][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.913643][ T32] Call trace: [ 1341.913678][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.913728][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.913760][ T32] r4:00000000 [ 1341.913805][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.913855][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.913885][ T32] 5d20: b0b59000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.913915][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.913940][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.913966][ T32] r5:800c0113 r4:80239bb0 [ 1341.913986][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.914052][ T32] r4:82ac11e4 [ 1341.914125][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.914172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.914195][ T32] r4:e0545dc0 [ 1341.914239][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.914313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.914363][ T32] r4:00000000 [ 1341.914433][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.914484][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.914558][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.914690][ T32] r5:00001000 r4:e038d000 [ 1341.914722][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.914769][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.915055][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.915384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.915731][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.916187][ T32] r5:85594800 r4:8291892c ** 3 printk messages dropped ** [ 1341.916329][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.916684][ T32] r9:83018005 r8:85594800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 1 printk messages dropped ** [ 1341.916749][ T32] r5:00001000 r4:eb249000 ** 3 printk messages dropped ** [ 1341.916881][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.917331][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) ** 4 printk messages dropped ** [ 1341.917516][ T32] r4:847c3200 ** 3 printk messages dropped ** [ 1341.917929][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.918186][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 6 printk messages dropped ** [ 1341.918451][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1341.938134][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.938540][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1341.951965][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.952299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1341.952770][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.953090][ T32] r5:85420000 r4:8291892c ** 3 printk messages dropped ** [ 1341.953295][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.953591][ T32] r9:83018005 r8:85420000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1341.953729][ T32] r5:00001000 r4:eb26d000 [ 1341.953762][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.953803][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.953857][ T32] r5:8558eb8c r4:8558e800 [ 1341.953892][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.953965][ T32] r7:dddced80 r6:83018000 r5:8558eb8c r4:847cb300 [ 1341.953991][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.954085][ T32] r10:61c88647 r9:85420000 r8:847cb32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.954114][ T32] r4:847cb300 [ 1341.954137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.954183][ T32] r10:00000000 r9:847cb300 r8:8027f5e8 r7:eb5bde60 r6:85560000 r5:85420000 [ 1341.954207][ T32] r4:00000001 [ 1341.954226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.954283][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1341.954388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.954492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.954577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.954617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.954698][ T32] r4:847c3240 [ 1341.955161][ T32] INFO: task kworker/0:756:5000 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.955303][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.955402][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.955572][ T32] Call trace: [ 1341.955612][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.955695][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.955764][ T32] r4:00000000 [ 1341.955790][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.955845][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.955899][ T32] 5d20: b1190000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.955941][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.955972][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.956041][ T32] r5:800c0113 r4:80239bb0 [ 1341.956118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.956166][ T32] r4:82ac11e4 [ 1341.956186][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.956228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.956255][ T32] r4:e0545dc0 [ 1341.956277][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.956319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.956341][ T32] r4:00000000 [ 1341.956361][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.956406][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.956430][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.956512][ T32] r5:00001000 r4:e038d000 [ 1341.956557][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.956600][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.956643][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.956662][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.956707][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.956729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.956780][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.956802][ T32] r4:84b6e700 [ 1341.956822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.956866][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.956911][ T32] r4:00000001 [ 1341.956958][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.957019][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.957049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.957080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.957110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.957139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.957161][ T32] r4:84b6d780 [ 1341.957184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.957224][ T32] INFO: task kworker/0:757:5002 blocked for more than 468 seconds. [ 1341.957259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.957283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.957303][ T32] task:kworker/0:757 state:D stack:0 pid:5002 tgid:5002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.957346][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.957386][ T32] Call trace: [ 1341.957477][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.957570][ T32] r10:82918930 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:85421800 [ 1341.957597][ T32] r4:85421800 [ 1341.957632][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.957676][ T32] r5:85421800 r4:8291892c [ 1341.957714][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.958127][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.958364][ T32] r5:00001000 r4:eb2a9000 [ 1341.958408][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.958490][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.958683][ T32] r5:8558ef8c r4:8558ec00 [ 1341.969178][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.969306][ T32] r7:dddced80 r6:83018000 r5:8558ef8c r4:847cb380 [ 1341.969339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.969446][ T32] r10:61c88647 r9:85421800 r8:847cb3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.969500][ T32] r4:847cb380 [ 1341.969556][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.969703][ T32] r10:00000000 r9:847cb380 r8:8027f5e8 r7:eb5bde60 r6:85560080 r5:85421800 [ 1341.969785][ T32] r4:00000001 [ 1341.969839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.969938][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1341.970017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.970076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.970137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.970192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.970237][ T32] r4:847c3280 [ 1341.970967][ T32] INFO: task kworker/0:757:5002 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.971042][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.971229][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.971341][ T32] Call trace: [ 1341.971435][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.971541][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.971618][ T32] r4:00000000 [ 1341.971663][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.971739][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.971802][ T32] 5d20: b1190000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1341.971858][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1341.971912][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1341.971989][ T32] r5:800c0113 r4:80239bb0 [ 1341.972037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.972120][ T32] r4:82ac11e4 [ 1341.972171][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.972250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1341.972300][ T32] r4:e0545dc0 [ 1341.972340][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.972419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1341.972469][ T32] r4:00000000 [ 1341.972514][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.972636][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.972683][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.972786][ T32] r5:00001000 r4:e038d000 [ 1341.972842][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.972931][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.973019][ T32] r5:84ab1b8c r4:84ab1800 [ 1341.973062][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.973163][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1341.973233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.973342][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.973388][ T32] r4:84b6e700 [ 1341.973448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.973561][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1341.973612][ T32] r4:00000001 [ 1341.973657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.973734][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1341.973803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.973863][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.973945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.974024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.974075][ T32] r4:84b6d780 [ 1341.974122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.974210][ T32] INFO: task kworker/1:181:5005 blocked for more than 468 seconds. [ 1341.974294][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1341.974579][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.974674][ T32] Call trace: [ 1341.974739][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1341.974838][ T32] r10:82918930 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:85422400 [ 1341.974889][ T32] r4:85422400 [ 1341.974938][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.975046][ T32] r5:85422400 r4:8291892c [ 1341.975100][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.975191][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.975292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1341.975349][ T32] r4:00000000 [ 1341.975395][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1341.975481][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.975578][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1341.975674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563640 [ 1341.975722][ T32] r4:00000000 [ 1341.975768][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1341.975878][ T32] r9:83018205 r8:85422400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1341.975937][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.976050][ T32] r5:00001000 r4:eb487000 [ 1341.976097][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1341.976172][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.976251][ T32] r5:8535bf8c r4:8535bc00 [ 1341.976299][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.976388][ T32] r7:ddde2d80 r6:83018200 r5:8535bf8c r4:85560100 [ 1341.976435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.976520][ T32] r10:61c88647 r9:85422400 r8:8556012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.976570][ T32] r4:85560100 [ 1341.976608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.976696][ T32] r10:00000000 r9:85560100 r8:8027f5e8 r7:eb3e9e60 r6:85560180 r5:85422400 [ 1341.976782][ T32] r4:00000001 [ 1341.976832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.976902][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1341.976958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.977015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.977067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.977124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.977167][ T32] r4:855630c0 [ 1341.977576][ T32] INFO: task kworker/1:181:5005 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1341.977647][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.977815][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.977907][ T32] Call trace: [ 1341.978077][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1341.978194][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1341.978252][ T32] r4:00000000 [ 1341.978303][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.978380][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1341.978641][ T32] 5d20: b1190000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.009352][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.009418][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.009480][ T32] r5:800c0113 r4:80239bb0 [ 1342.009517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.009622][ T32] r4:82ac11e4 [ 1342.009670][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1342.010217][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1342.010824][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 2 printk messages dropped ** [ 1342.011021][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1342.011247][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.011494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.011902][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.012151][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.012642][ T32] r5:85423000 r4:8291892c ** 2 printk messages dropped ** [ 1342.012904][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1342.012955][ T32] r4:00000000 [ 1342.012994][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.013070][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.013147][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.013228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c3780 [ 1342.013283][ T32] r4:00000000 [ 1342.013351][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.013445][ T32] r9:83018005 r8:85423000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1342.013497][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.013590][ T32] r5:00001000 r4:eb43b000 [ 1342.013630][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.013709][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.013829][ T32] r5:8558f38c r4:8558f000 [ 1342.013891][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.013987][ T32] r7:dddced80 r6:83018000 r5:8558f38c r4:847cb400 [ 1342.014028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.014117][ T32] r10:61c88647 r9:85423000 r8:847cb42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.014168][ T32] r4:847cb400 [ 1342.014236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.014333][ T32] r10:00000000 r9:847cb400 r8:8027f5e8 r7:eb5bde60 r6:85560200 r5:85423000 [ 1342.014426][ T32] r4:00000001 [ 1342.014491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.014599][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1342.014656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.014709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.014777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.014833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.014918][ T32] r4:847c3600 [ 1342.015662][ T32] INFO: task kworker/0:758:5007 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.015736][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.015877][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.015977][ T32] Call trace: [ 1342.016047][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.016140][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.016196][ T32] r4:00000000 [ 1342.016244][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.016333][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.016392][ T32] 5d20: b1683000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.016453][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.016512][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.016578][ T32] r5:800c0113 r4:80239bb0 [ 1342.016643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.016720][ T32] r4:82ac11e4 [ 1342.016746][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.016799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.016847][ T32] r4:e0545dc0 [ 1342.016872][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.016916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.016941][ T32] r4:00000000 [ 1342.016960][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.017006][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.017033][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.017079][ T32] r5:00001000 r4:e038d000 [ 1342.017099][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.017137][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.017274][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.017299][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.017374][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.017399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.017446][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.017470][ T32] r4:84b6e700 [ 1342.017489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.017550][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.017576][ T32] r4:00000001 [ 1342.017615][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.017666][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.017698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.017728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.017755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.017789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.017811][ T32] r4:84b6d780 [ 1342.017856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.017888][ T32] INFO: task kworker/0:759:5008 blocked for more than 468 seconds. [ 1342.017919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.017947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.018157][ T32] task:kworker/0:759 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.018210][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.018356][ T32] r10:82918930 r9:eb5f1d84 r8:00000002 r7:60000013 r6:eb5f1d8c r5:85423c00 ** 9 printk messages dropped ** [ 1342.052960][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.053616][ T32] r5:00001000 r4:eb457000 ** 3 printk messages dropped ** [ 1342.053937][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.054772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.055873][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.056296][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1342.056853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1342.057512][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.058020][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1342.058237][ T32] r4:00000001 [ 1342.058351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.058462][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.058494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.058588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.071401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.071538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.071568][ T32] r4:84b6d780 [ 1342.071596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.071641][ T32] INFO: task kworker/1:182:5009 blocked for more than 468 seconds. [ 1342.071677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.071718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.071745][ T32] task:kworker/1:182 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.071812][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.071892][ T32] Call trace: [ 1342.071926][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.071981][ T32] r10:82918930 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:85424800 [ 1342.072028][ T32] r4:85424800 [ 1342.072054][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.072097][ T32] r5:85424800 r4:8291892c [ 1342.072118][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.072158][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.072216][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1342.072247][ T32] r4:00000000 [ 1342.072268][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.072306][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.072347][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.072391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563840 [ 1342.072459][ T32] r4:00000000 [ 1342.072484][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.072535][ T32] r9:83018205 r8:85424800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1342.072557][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.072600][ T32] r5:00001000 r4:eb4a5000 [ 1342.072620][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.072673][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.072792][ T32] r5:844e5f8c r4:844e5c00 [ 1342.072842][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.072899][ T32] r7:ddde2d80 r6:83018200 r5:844e5f8c r4:85560300 [ 1342.073135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.073291][ T32] r10:61c88647 r9:85424800 r8:8556032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.073319][ T32] r4:85560300 [ 1342.073341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.073465][ T32] r10:00000000 r9:85560300 r8:8027f5e8 r7:eb5a5e60 r6:85560380 r5:85424800 [ 1342.073515][ T32] r4:00000001 [ 1342.073587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.073629][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1342.073695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.073729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.073807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.074631][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.074788][ T32] Call trace: [ 1342.074853][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.074904][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.074943][ T32] r4:00000000 [ 1342.074991][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.075057][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.075090][ T32] 5d20: b1b1e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.075143][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.075180][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.075207][ T32] r5:800c0113 r4:80239bb0 [ 1342.075227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.075269][ T32] r4:82ac11e4 [ 1342.075380][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.075432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.075527][ T32] r4:e0545dc0 [ 1342.075567][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.075613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.075635][ T32] r4:00000000 [ 1342.075655][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.075783][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.075810][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.075854][ T32] r5:00001000 r4:e038d000 [ 1342.075874][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.075913][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.075956][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.075976][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.076090][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.076116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.076188][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.076215][ T32] r4:84b6e700 [ 1342.076236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1342.076465][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1342.076743][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1342.077235][ T32] r10:82918930 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:85425400 ** 8 printk messages dropped ** [ 1342.077745][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.078260][ T32] r5:00001000 r4:eb49b000 [ 1342.078284][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.078363][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.078411][ T32] r5:8558ff8c r4:8558fc00 [ 1342.078430][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.078492][ T32] r7:dddced80 r6:83018000 r5:8558ff8c r4:847cb500 [ 1342.078539][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.097238][ T32] r10:61c88647 r9:85425400 r8:847cb52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.097345][ T32] r4:847cb500 [ 1342.097373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.097493][ T32] r10:00000000 r9:847cb500 r8:8027f5e8 r7:eb5bde60 r6:85560400 r5:85425400 [ 1342.097526][ T32] r4:00000001 [ 1342.097547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.097587][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1342.097620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.097649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.097676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.097734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.097834][ T32] r4:847c3540 [ 1342.098248][ T32] INFO: task kworker/0:760:5012 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.098284][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.098408][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.098471][ T32] Call trace: [ 1342.098529][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.103528][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.103673][ T32] r4:00000000 [ 1342.103731][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.103842][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 2 printk messages dropped ** [ 1342.104036][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 5 printk messages dropped ** [ 1342.104437][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1342.104958][ T32] r5:00001000 r4:e038d000 ** 4 printk messages dropped ** [ 1342.105302][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1342.105617][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 5 printk messages dropped ** [ 1342.105960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.106543][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.107075][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.107626][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.107975][ T32] r5:00001000 r4:eb4f7000 [ 1342.108038][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.108450][ T32] r5:855c8b8c r4:855c8800 ** 3 printk messages dropped ** [ 1342.121938][ T32] r10:61c88647 r9:85426000 r8:847cb5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1342.122179][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) ** 4 printk messages dropped ** [ 1342.122322][ T32] r4:847c3280 ** 3 printk messages dropped ** [ 1342.123099][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.123358][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1342.123566][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.123858][ T32] r4:00000000 [ 1342.123901][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.123952][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.123989][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.124036][ T32] r5:00001000 r4:e038d000 [ 1342.124062][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.124103][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.124146][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.124166][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.124211][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.124275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.124325][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.124348][ T32] r4:84b6e700 [ 1342.124368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.124412][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.124434][ T32] r4:00000001 [ 1342.124453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.124502][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.124535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.124588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.124620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.124672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.124726][ T32] r4:84b6d780 [ 1342.124760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.124818][ T32] INFO: task kworker/1:183:5016 blocked for more than 468 seconds. [ 1342.124879][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.124932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.124957][ T32] task:kworker/1:183 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.125057][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.125098][ T32] Call trace: [ 1342.125154][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.125205][ T32] r10:82918930 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:85426c00 [ 1342.125228][ T32] r4:85426c00 [ 1342.125258][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.125312][ T32] r5:85426c00 r4:8291892c [ 1342.125357][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.125403][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.125495][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1342.125525][ T32] r4:00000000 [ 1342.125570][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.125614][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.125674][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.125723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563dc0 [ 1342.125747][ T32] r4:00000000 [ 1342.125783][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.125830][ T32] r9:83018205 r8:85426c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1342.125852][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.125893][ T32] r5:00001000 r4:eb4e3000 [ 1342.125940][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.125983][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.126026][ T32] r5:844e578c r4:844e5400 [ 1342.126064][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.126114][ T32] r7:ddde2d80 r6:83018200 r5:844e578c r4:85560500 [ 1342.126135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.126182][ T32] r10:61c88647 r9:85426c00 r8:8556052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.126204][ T32] r4:85560500 [ 1342.126223][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.126279][ T32] r10:00000000 r9:85560500 r8:8027f5e8 r7:eb5f5e60 r6:85560580 r5:85426c00 ** 5 printk messages dropped ** [ 1342.126575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.127137][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.127340][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 4 printk messages dropped ** [ 1342.127467][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1342.127879][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.128241][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.128437][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 4 printk messages dropped ** [ 1342.128645][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1342.152000][ T32] task:kworker/1:184 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.152436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 ** 8 printk messages dropped ** [ 1342.152766][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.152873][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.153239][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.153423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.154126][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.154348][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1342.154627][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.154719][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1342.154939][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1342.155158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.155378][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.155591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1342.155838][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.156148][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.156351][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.156398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c3e40 [ 1342.156421][ T32] r4:00000000 [ 1342.156441][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.156485][ T32] r9:83018005 r8:85596c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1342.156530][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.156576][ T32] r5:00001000 r4:eb4c7000 [ 1342.156596][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.156664][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.156711][ T32] r5:855c838c r4:855c8000 [ 1342.156732][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.156798][ T32] r7:dddced80 r6:83018000 r5:855c838c r4:847cb600 [ 1342.156856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.156907][ T32] r10:61c88647 r9:85596c00 r8:847cb62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.156930][ T32] r4:847cb600 [ 1342.156950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.156993][ T32] r10:00000000 r9:847cb600 r8:8027f5e8 r7:eb5f9e60 r6:85560700 r5:85596c00 [ 1342.157061][ T32] r4:00000001 [ 1342.157085][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.157120][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1342.157146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.157174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.157200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.157230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.157252][ T32] r4:847c3c40 [ 1342.157473][ T32] INFO: task kworker/0:762:5020 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.157544][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.157662][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.157736][ T32] Call trace: [ 1342.157782][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.157865][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.157892][ T32] r4:00000000 [ 1342.157913][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.157965][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.157998][ T32] 5d20: b25ba000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.158028][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.158080][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.158108][ T32] r5:800c0113 r4:80239bb0 [ 1342.158130][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.158172][ T32] r4:82ac11e4 [ 1342.158196][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.158240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.158263][ T32] r4:e0545dc0 [ 1342.158283][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.158351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.158401][ T32] r4:00000000 [ 1342.158423][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.158470][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.158492][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.158590][ T32] r5:00001000 r4:e038d000 [ 1342.158666][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.179492][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.179682][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.179727][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.179866][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.179933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.180044][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.180095][ T32] r4:84b6e700 [ 1342.180141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.180258][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.180352][ T32] r4:00000001 [ 1342.180402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.180501][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.180593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.180657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.180721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.180796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.180849][ T32] r4:84b6d780 [ 1342.180922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.181026][ T32] INFO: task kworker/0:763:5022 blocked for more than 468 seconds. [ 1342.181104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.181200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.181277][ T32] task:kworker/0:763 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.181405][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.181503][ T32] Call trace: [ 1342.181597][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1342.181779][ T32] r4:85428000 ** 2 printk messages dropped ** [ 1342.181995][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.182927][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.183145][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.183365][ T32] r7:dddced80 r6:83018000 r5:855c878c r4:847cb680 [ 1342.183458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.183563][ T32] r10:61c88647 r9:85428000 r8:847cb6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.183618][ T32] r4:847cb680 [ 1342.183663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.183753][ T32] r10:00000000 r9:847cb680 r8:8027f5e8 r7:eb5f9e60 r6:85560780 r5:85428000 [ 1342.183814][ T32] r4:00000001 [ 1342.183853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.183933][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1342.184016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.184113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.184191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.184257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.184311][ T32] r4:847c3dc0 [ 1342.185050][ T32] INFO: task kworker/0:763:5022 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.185138][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.185318][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.185437][ T32] Call trace: [ 1342.185508][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.185614][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.185671][ T32] r4:00000000 [ 1342.185734][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.185837][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.185906][ T32] 5d20: b273d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.185993][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.186065][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.186128][ T32] r5:800c0113 r4:80239bb0 [ 1342.186179][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.186268][ T32] r4:82ac11e4 [ 1342.186316][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.186411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.186527][ T32] r4:e0545dc0 [ 1342.186598][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.186707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.186782][ T32] r4:00000000 [ 1342.186838][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.186960][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.187033][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.187131][ T32] r5:00001000 r4:e038d000 [ 1342.187176][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.187262][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.187363][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.187415][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.187538][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.187599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.187701][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.187767][ T32] r4:84b6e700 [ 1342.187818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.187938][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.188018][ T32] r4:00000001 [ 1342.188081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.188164][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.188244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.188317][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.188383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.188450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.188526][ T32] r4:84b6d780 [ 1342.188581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.217119][ T32] INFO: task kworker/1:185:5025 blocked for more than 468 seconds. [ 1342.217362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.217443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.217508][ T32] task:kworker/1:185 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.217659][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.217804][ T32] Call trace: [ 1342.217887][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.218024][ T32] r10:82918930 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:85428c00 [ 1342.218103][ T32] r4:85428c00 [ 1342.218164][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.218260][ T32] r5:85428c00 r4:8291892c [ 1342.218329][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.218653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 ** 9 printk messages dropped ** [ 1342.224857][ T32] r5:00001000 r4:eb639000 [ 1342.224918][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.225010][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.225518][ T32] r10:61c88647 r9:85428c00 r8:8556082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.226338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1342.227841][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.228162][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1342.250149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1342.251093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.251725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.252354][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.252881][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1342.253818][ T32] r5:00001000 r4:eb501000 [ 1342.253866][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.254169][ T32] r7:dddced80 r6:83018000 r5:855c8f8c r4:847cb700 ** 5 printk messages dropped ** [ 1342.254615][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.254934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.256126][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.256301][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.256357][ T32] r4:00000000 [ 1342.256451][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.256548][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.256643][ T32] 5d20: b2b9d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.256711][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.256773][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.256859][ T32] r5:800c0113 r4:80239bb0 [ 1342.256914][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.257006][ T32] r4:82ac11e4 [ 1342.257057][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.257148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.257200][ T32] r4:e0545dc0 [ 1342.257246][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.257337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.257386][ T32] r4:00000000 [ 1342.257434][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.257533][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.257582][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.257725][ T32] r5:00001000 r4:e038d000 [ 1342.257789][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.257881][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.258007][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.258175][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.258292][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.258346][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.258447][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.258546][ T32] r4:84b6e700 [ 1342.258663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.279114][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 4 printk messages dropped ** [ 1342.279407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.279652][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1342.280133][ T32] r10:82918930 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:8542a400 ** 5 printk messages dropped ** [ 1342.280562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1342.280613][ T32] r4:00000000 [ 1342.280696][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.280759][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.280807][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.280885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555e2c0 [ 1342.280912][ T32] r4:00000000 [ 1342.280934][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.280987][ T32] r9:83018205 r8:8542a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1342.281010][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.281056][ T32] r5:00001000 r4:eb621000 [ 1342.281102][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.281146][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.281217][ T32] r5:8554038c r4:85540000 [ 1342.281288][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.281337][ T32] r7:ddde2d80 r6:83018200 r5:8554038c r4:85560980 [ 1342.281360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.281444][ T32] r10:61c88647 r9:8542a400 r8:855609ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.281513][ T32] r4:85560980 [ 1342.281581][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.281677][ T32] r10:00000000 r9:85560980 r8:8027f5e8 r7:eb601e60 r6:85560a00 r5:8542a400 [ 1342.281755][ T32] r4:00000001 [ 1342.281805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.281897][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1342.281969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.282030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.282085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.282149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.282200][ T32] r4:85563e00 [ 1342.282880][ T32] INFO: task kworker/1:186:5029 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.282928][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.283131][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.283246][ T32] Call trace: [ 1342.283326][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.283433][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.283484][ T32] r4:00000000 [ 1342.283533][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.283631][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.283703][ T32] 5d20: b2d53000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.283782][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.283838][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.283933][ T32] r5:800c0113 r4:80239bb0 [ 1342.283967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.284013][ T32] r4:82ac11e4 [ 1342.284035][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.284080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.284114][ T32] r4:e0545dc0 [ 1342.284156][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.284204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.284227][ T32] r4:00000000 [ 1342.284246][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.284292][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.284337][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.284409][ T32] r5:00001000 r4:e038d000 [ 1342.284433][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.284549][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.284649][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.284697][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.284752][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.284775][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.284827][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.284868][ T32] r4:84b6e700 [ 1342.284963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.285108][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.285161][ T32] r4:00000001 [ 1342.285186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.285224][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.285251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.285280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.285325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.285374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1342.285657][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.285970][ T32] r5:8542b000 r4:8291892c [ 1342.286025][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.286141][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.286237][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1342.286267][ T32] r4:00000000 [ 1342.286287][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.286327][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.286363][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.286409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c20c0 [ 1342.286528][ T32] r4:00000000 [ 1342.286577][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.286719][ T32] r9:83018005 r8:8542b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1342.286758][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.286847][ T32] r5:00001000 r4:eb50f000 [ 1342.286875][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.286916][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.286958][ T32] r5:855c938c r4:855c9000 [ 1342.286977][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.287021][ T32] r7:dddced80 r6:83018000 r5:855c938c r4:847cb780 [ 1342.287041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.287123][ T32] r10:61c88647 r9:8542b000 r8:847cb7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.287178][ T32] r4:847cb780 [ 1342.287205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.287302][ T32] r10:00000000 r9:847cb780 r8:8027f5e8 r7:eb611e60 r6:85560a80 r5:8542b000 [ 1342.287350][ T32] r4:00000001 [ 1342.287396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.287472][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1342.287549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.287615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.287671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.287729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.287790][ T32] r4:847c2000 [ 1342.288058][ T32] INFO: task kworker/0:765:5030 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.288120][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.315971][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1342.316848][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1342.317286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.317580][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 5 printk messages dropped ** [ 1342.317908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.318284][ T32] task:kworker/0:766 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.333530][ T32] r4:8542bc00 ** 3 printk messages dropped ** [ 1342.333817][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.334161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c2780 ** 4 printk messages dropped ** [ 1342.334388][ T32] r5:00001000 r4:eb641000 ** 1 printk messages dropped ** [ 1342.334454][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.334933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1342.335992][ T32] INFO: task kworker/0:766:5032 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1342.336633][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1342.337453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1342.338363][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.349644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.349945][ T32] task:kworker/0:767 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.350421][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 ** 7 printk messages dropped ** [ 1342.350880][ T32] r9:83018005 r8:8542c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 1 printk messages dropped ** [ 1342.350954][ T32] r5:00001000 r4:eb585000 [ 1342.350976][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.351045][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.351094][ T32] r5:855c978c r4:855c9400 [ 1342.351130][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.351186][ T32] r7:dddced80 r6:83018000 r5:855c978c r4:847cb880 [ 1342.351209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.351334][ T32] r10:61c88647 r9:8542c800 r8:847cb8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.351388][ T32] r4:847cb880 [ 1342.351427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.351533][ T32] r10:00000000 r9:847cb880 r8:8027f5e8 r7:eb61de60 r6:85560b80 r5:8542c800 [ 1342.351586][ T32] r4:00000001 [ 1342.351625][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.351697][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1342.351758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.351820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.351875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.351933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.351989][ T32] r4:847c2140 [ 1342.352467][ T32] INFO: task kworker/0:767:5033 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.352565][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.352641][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.352689][ T32] Call trace: [ 1342.352722][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.352797][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.352868][ T32] r4:00000000 [ 1342.352938][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.353011][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.353043][ T32] 5d20: b32bd000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.353096][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.353127][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.353151][ T32] r5:800c0113 r4:80239bb0 [ 1342.353172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.353298][ T32] r4:82ac11e4 [ 1342.353331][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.353374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.353427][ T32] r4:e0545dc0 [ 1342.353517][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.353590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.353623][ T32] r4:00000000 [ 1342.353665][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.353715][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.353765][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.353812][ T32] r5:00001000 r4:e038d000 [ 1342.353832][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.353906][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.353950][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.354112][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.354163][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.354185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.354230][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.354252][ T32] r4:84b6e700 [ 1342.354277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.354484][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.354575][ T32] r4:00000001 [ 1342.354604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.354683][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.354936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.354970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.355024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.355187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.355284][ T32] r4:84b6d780 [ 1342.355329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.355368][ T32] INFO: task kworker/0:768:5036 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1342.355758][ T32] r10:82918930 r9:eb609d84 r8:00000002 r7:60000013 r6:eb609d8c r5:8542d400 ** 8 printk messages dropped ** [ 1342.356284][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.356707][ T32] r5:00001000 r4:eb62d000 ** 1 printk messages dropped ** [ 1342.356777][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.357106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.357498][ T32] r4:847c2140 ** 3 printk messages dropped ** [ 1342.358168][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.358326][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.381105][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 6 printk messages dropped ** [ 1342.381599][ T32] r4:e0545dc0 ** 7 printk messages dropped ** [ 1342.381978][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.382177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.382262][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.382288][ T32] r4:84b6e700 [ 1342.382311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.382406][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.382433][ T32] r4:00000001 [ 1342.382453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.382517][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.382556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.382588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.382640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.382674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.382719][ T32] r4:84b6d780 [ 1342.382822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.382859][ T32] INFO: task kworker/1:187:5038 blocked for more than 468 seconds. [ 1342.382897][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.382923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.382949][ T32] task:kworker/1:187 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.383078][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.383201][ T32] Call trace: [ 1342.383284][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.383391][ T32] r10:82918930 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:8542e000 [ 1342.383449][ T32] r4:8542e000 [ 1342.383499][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.383592][ T32] r5:8542e000 r4:8291892c [ 1342.383636][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.383718][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.383822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1342.383868][ T32] r4:00000000 [ 1342.383911][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.383988][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.384067][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.384158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676040 [ 1342.384233][ T32] r4:00000000 [ 1342.384302][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.384432][ T32] r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1342.384508][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.384624][ T32] r5:00001000 r4:eb5d3000 [ 1342.384692][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.384750][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.384801][ T32] r5:85541b8c r4:85541800 [ 1342.384822][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.384890][ T32] r7:ddde2d80 r6:83018200 r5:85541b8c r4:85560c80 [ 1342.384916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.384963][ T32] r10:61c88647 r9:8542e000 r8:85560cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.385071][ T32] r4:85560c80 [ 1342.385095][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.385140][ T32] r10:00000000 r9:85560c80 r8:8027f5e8 r7:eb601e60 r6:85560d00 r5:8542e000 [ 1342.385168][ T32] r4:00000001 [ 1342.385212][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.385251][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1342.385279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.385308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.385335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.385365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.385388][ T32] r4:8555e340 [ 1342.385862][ T32] INFO: task kworker/1:187:5038 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.385949][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.386174][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.386224][ T32] Call trace: [ 1342.386255][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.386303][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.386439][ T32] r4:00000000 [ 1342.386463][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.386531][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.386574][ T32] 5d20: b36e4000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.386605][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.386631][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.386658][ T32] r5:800c0113 r4:80239bb0 [ 1342.386679][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.386781][ T32] r4:82ac11e4 [ 1342.386893][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.386953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.386978][ T32] r4:e0545dc0 [ 1342.386998][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.387042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.387064][ T32] r4:00000000 [ 1342.387083][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.387129][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.387222][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.387293][ T32] r5:00001000 r4:e038d000 [ 1342.387416][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.387459][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.387502][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.387521][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.387568][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.387612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.387766][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.387795][ T32] r4:84b6e700 [ 1342.387816][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.387861][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.387883][ T32] r4:00000001 [ 1342.387902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.387937][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.387964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.388026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.388060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.388105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.388154][ T32] r4:84b6d780 [ 1342.388184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.388240][ T32] INFO: task kworker/0:769:5041 blocked for more than 468 seconds. [ 1342.388295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.388322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.388344][ T32] task:kworker/0:769 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.388391][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.388504][ T32] Call trace: [ 1342.388539][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.388586][ T32] r10:82918930 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:84bb0000 [ 1342.388674][ T32] r4:84bb0000 [ 1342.411660][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.411762][ T32] r5:84bb0000 r4:8291892c [ 1342.411797][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.411859][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.412248][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1342.412276][ T32] r4:00000000 [ 1342.412311][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.412355][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.412396][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.412440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c2ac0 [ 1342.412496][ T32] r4:00000000 [ 1342.412523][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.412602][ T32] r9:83018005 r8:84bb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1342.412628][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.412674][ T32] r5:00001000 r4:eb671000 [ 1342.412695][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.412735][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.412785][ T32] r5:855ca78c r4:855ca400 [ 1342.412812][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.412861][ T32] r7:dddced80 r6:83018000 r5:855ca78c r4:847cb980 [ 1342.412883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.413092][ T32] r10:61c88647 r9:84bb0000 r8:847cb9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.413122][ T32] r4:847cb980 [ 1342.413144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.413195][ T32] r10:00000000 r9:847cb980 r8:8027f5e8 r7:eb61de60 r6:85560d80 r5:84bb0000 [ 1342.413236][ T32] r4:00000001 [ 1342.413265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.413306][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1342.413337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.413369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.413659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.413696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.413722][ T32] r4:847c2640 [ 1342.414144][ T32] INFO: task kworker/0:769:5041 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.414185][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.414990][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.415046][ T32] Call trace: [ 1342.415745][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.415808][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.415836][ T32] r4:00000000 [ 1342.415858][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.415923][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.416007][ T32] 5d20: b3b22000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.416092][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.416163][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.416393][ T32] r5:800c0113 r4:80239bb0 [ 1342.416459][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.416565][ T32] r4:82ac11e4 [ 1342.416620][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.416723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.416834][ T32] r4:e0545dc0 [ 1342.416894][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.417071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.417242][ T32] r4:00000000 [ 1342.417298][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.417400][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.417455][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.417613][ T32] r5:00001000 r4:e038d000 [ 1342.417646][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.417690][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.418585][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.418707][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.439722][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 1 printk messages dropped ** [ 1342.439827][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.440062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.440090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.440160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.440220][ T32] r4:84b6d780 [ 1342.440290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.440453][ T32] INFO: task kworker/1:188:5042 blocked for more than 468 seconds. [ 1342.440519][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.440564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.440677][ T32] task:kworker/1:188 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.440839][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.440929][ T32] Call trace: [ 1342.441179][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.441381][ T32] r10:82918930 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:84bb0c00 [ 1342.441467][ T32] r4:84bb0c00 [ 1342.441518][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.441596][ T32] r5:84bb0c00 r4:8291892c [ 1342.441643][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.441721][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.441835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1342.441884][ T32] r4:00000000 [ 1342.441921][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.442001][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.442147][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.442447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555e900 [ 1342.442549][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.442771][ T32] r9:83018205 r8:84bb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 ** 1 printk messages dropped ** [ 1342.443016][ T32] r5:00001000 r4:eb665000 ** 2 printk messages dropped ** [ 1342.443404][ T32] r5:85540b8c r4:85540800 ** 3 printk messages dropped ** [ 1342.443745][ T32] r10:61c88647 r9:84bb0c00 r8:85560e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1342.445281][ T32] INFO: task kworker/1:188:5042 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1342.446459][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1342.447313][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.447697][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.484743][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.485635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1342.486811][ T32] r4:84bb1800 ** 4 printk messages dropped ** [ 1342.487154][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 ** 9 printk messages dropped ** [ 1342.488054][ T32] r5:00001000 r4:eb651000 ** 2 printk messages dropped ** [ 1342.488373][ T32] r5:855ca38c r4:855ca000 ** 3 printk messages dropped ** [ 1342.492534][ T32] r10:61c88647 r9:84bb1800 r8:847cba2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1342.493120][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) ** 3 printk messages dropped ** [ 1342.493420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1342.494714][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.495262][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.495312][ T32] r4:00000000 [ 1342.495348][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.495438][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.495499][ T32] 5d20: b483a000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.495562][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.495611][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.495667][ T32] r5:800c0113 r4:80239bb0 [ 1342.496037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.496133][ T32] r4:82ac11e4 [ 1342.496172][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.496256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.496298][ T32] r4:e0545dc0 [ 1342.496343][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.496427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.496470][ T32] r4:00000000 [ 1342.496510][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.496636][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.496687][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.496777][ T32] r5:00001000 r4:e038d000 [ 1342.496866][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.496945][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.497034][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.497078][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.497165][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.497215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.497306][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.497349][ T32] r4:84b6e700 [ 1342.497389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.497477][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.497604][ T32] r4:00000001 [ 1342.497967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.498075][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.498136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.498194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.498245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.498393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.498525][ T32] r4:84b6d780 [ 1342.498635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1342.525144][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.526261][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.527454][ T32] r5:00001000 r4:eb681000 [ 1342.527512][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.527915][ T32] r7:dddced80 r6:83018000 r5:855caf8c r4:847cba80 ** 7 printk messages dropped ** [ 1342.528583][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) ** 5 printk messages dropped ** [ 1342.544604][ T32] INFO: task kworker/0:771:5047 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1342.545898][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1342.546983][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1342.548453][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1342.564605][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1342.565268][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.565814][ T32] r4:84bb3000 ** 2 printk messages dropped ** [ 1342.565897][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.566063][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.566257][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.566299][ T32] r5:00001000 r4:eb679000 [ 1342.566319][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.566387][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.566455][ T32] r5:855cab8c r4:855ca800 [ 1342.566479][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.566619][ T32] r7:dddced80 r6:83018000 r5:855cab8c r4:847cbb00 [ 1342.566648][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.566736][ T32] r10:61c88647 r9:84bb3000 r8:847cbb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.566762][ T32] r4:847cbb00 [ 1342.566782][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.566827][ T32] r10:00000000 r9:847cbb00 r8:8027f5e8 r7:eb649e60 r6:8555a000 r5:84bb3000 [ 1342.566876][ T32] r4:00000001 [ 1342.566905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.566943][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1342.566970][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.566999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.567026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.567055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.567076][ T32] r4:847c2a40 [ 1342.567730][ T32] INFO: task kworker/0:772:5049 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.567819][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.567968][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.568035][ T32] Call trace: [ 1342.568068][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.568118][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.568142][ T32] r4:00000000 [ 1342.568162][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.568199][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.568229][ T32] 5d20: b5325000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.568258][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.568314][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.568343][ T32] r5:800c0113 r4:80239bb0 [ 1342.568367][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.568460][ T32] r4:82ac11e4 [ 1342.568505][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.568602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.568732][ T32] r4:e0545dc0 [ 1342.589504][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.589657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.589711][ T32] r4:00000000 [ 1342.589749][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.589849][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.589907][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.590092][ T32] r5:00001000 r4:e038d000 [ 1342.590162][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.590248][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.590333][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.590371][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.590465][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.590546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.590642][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.590688][ T32] r4:84b6e700 [ 1342.590748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.590844][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.590901][ T32] r4:00000001 [ 1342.590947][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.591024][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.591092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.591155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.591211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.591275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.591381][ T32] r4:84b6d780 [ 1342.591436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.591500][ T32] INFO: task kworker/1:189:5050 blocked for more than 469 seconds. [ 1342.591568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.591700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.591892][ T32] task:kworker/1:189 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.592011][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.592095][ T32] Call trace: [ 1342.592160][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.592255][ T32] r10:82918930 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:84bb3c00 ** 2 printk messages dropped ** [ 1342.592514][ T32] r5:84bb3c00 r4:8291892c ** 7 printk messages dropped ** [ 1342.593221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4d140 ** 4 printk messages dropped ** [ 1342.593542][ T32] r5:00001000 r4:eb351000 [ 1342.593580][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.594098][ T32] r10:61c88647 r9:84bb3c00 r8:8555a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.594705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1342.597136][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 6 printk messages dropped ** [ 1342.597734][ T32] r4:e0545dc0 ** 7 printk messages dropped ** [ 1342.627895][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.629732][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1342.630643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.630777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.630834][ T32] task:kworker/0:773 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.630991][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.631106][ T32] Call trace: [ 1342.631179][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.631315][ T32] r10:82918930 r9:eb695d84 r8:00000002 r7:60000113 r6:eb695d8c r5:84bb4800 [ 1342.631377][ T32] r4:84bb4800 [ 1342.631425][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.631515][ T32] r5:84bb4800 r4:8291892c [ 1342.631562][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.631681][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.631821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 1342.631887][ T32] r4:00000000 [ 1342.631936][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.632028][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.632153][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.632247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c2f80 [ 1342.632329][ T32] r4:00000000 [ 1342.632408][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.632516][ T32] r9:83018005 r8:84bb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1342.632571][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.632697][ T32] r5:00001000 r4:eb69d000 [ 1342.632810][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.632908][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.633034][ T32] r5:855cb78c r4:855cb400 [ 1342.633090][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.633186][ T32] r7:dddced80 r6:83018000 r5:855cb78c r4:847cbb80 [ 1342.633296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.633431][ T32] r10:61c88647 r9:84bb4800 r8:847cbbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.633492][ T32] r4:847cbb80 [ 1342.633545][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.633674][ T32] r10:00000000 r9:847cbb80 r8:8027f5e8 r7:eb649e60 r6:8555a180 r5:84bb4800 [ 1342.633731][ T32] r4:00000001 [ 1342.633804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.633893][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 1342.634031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.634136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.634207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.634272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.634323][ T32] r4:847c2b80 [ 1342.635121][ T32] INFO: task kworker/0:773:5052 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.635197][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.635350][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.635457][ T32] Call trace: [ 1342.635530][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.635634][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.635687][ T32] r4:00000000 [ 1342.635760][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.635862][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.635937][ T32] 5d20: b5cda000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.636002][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.636087][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.636154][ T32] r5:800c0113 r4:80239bb0 [ 1342.636224][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.636321][ T32] r4:82ac11e4 [ 1342.636371][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.636460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 6 printk messages dropped ** [ 1342.636969][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1342.638319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1342.661318][ T32] r4:84bb6000 ** 2 printk messages dropped ** [ 1342.661450][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.661495][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.661542][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1342.661565][ T32] r4:00000000 [ 1342.661584][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.661622][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.661661][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.661702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c2e40 [ 1342.661723][ T32] r4:00000000 [ 1342.661743][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.661796][ T32] r9:83018005 r8:84bb6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1342.661839][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.661889][ T32] r5:00001000 r4:eb68d000 [ 1342.661939][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.661988][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.662036][ T32] r5:855cb38c r4:855cb000 [ 1342.662058][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.662106][ T32] r7:dddced80 r6:83018000 r5:855cb38c r4:847cbc00 [ 1342.662127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.662172][ T32] r10:61c88647 r9:84bb6000 r8:847cbc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.662194][ T32] r4:847cbc00 [ 1342.662245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.662316][ T32] r10:00000000 r9:847cbc00 r8:8027f5e8 r7:eb695e60 r6:8555a200 r5:84bb6000 [ 1342.662399][ T32] r4:00000001 [ 1342.662452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.662543][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1342.662597][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.663243][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.663981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1342.664470][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1342.664770][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1342.664949][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1342.665246][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.665559][ T32] r4:85600000 ** 4 printk messages dropped ** [ 1342.665790][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 ** 9 printk messages dropped ** [ 1342.666102][ T32] r5:00001000 r4:eb6ad000 ** 1 printk messages dropped ** [ 1342.666185][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.666713][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) ** 6 printk messages dropped ** [ 1342.667128][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.667855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 8 printk messages dropped ** [ 1342.668200][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.668238][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.668279][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.668324][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.668374][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.668422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.668472][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.668494][ T32] r4:84b6e700 [ 1342.668514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.668558][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.668633][ T32] r4:00000001 [ 1342.692061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.692152][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.692216][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.692253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.692293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.692326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.692350][ T32] r4:84b6d780 [ 1342.692375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.692419][ T32] INFO: task kworker/0:776:5058 blocked for more than 469 seconds. [ 1342.692455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.692482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.692505][ T32] task:kworker/0:776 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.692563][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.692611][ T32] Call trace: [ 1342.692643][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.692694][ T32] r10:82918930 r9:eb6c5d84 r8:00000002 r7:60000113 r6:eb6c5d8c r5:85601800 [ 1342.692822][ T32] r4:85601800 [ 1342.692859][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.692902][ T32] r5:85601800 r4:8291892c [ 1342.692987][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.693034][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.693081][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1342.693104][ T32] r4:00000000 [ 1342.693124][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.693162][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.693203][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.693245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c3d80 [ 1342.693267][ T32] r4:00000000 [ 1342.693346][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.693432][ T32] r9:83018005 r8:85601800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1342.693459][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.693505][ T32] r5:00001000 r4:eb6bd000 [ 1342.693532][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.693578][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.693620][ T32] r5:855cbf8c r4:855cbc00 [ 1342.693675][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.693728][ T32] r7:dddced80 r6:83018000 r5:855cbf8c r4:847cbd00 [ 1342.693750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.693823][ T32] r10:61c88647 r9:85601800 r8:847cbd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.693849][ T32] r4:847cbd00 [ 1342.693869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.693913][ T32] r10:00000000 r9:847cbd00 r8:8027f5e8 r7:eb6b5e60 r6:8555a300 r5:85601800 [ 1342.693935][ T32] r4:00000001 [ 1342.693993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.694032][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 1342.694061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.694131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.694191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.694224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.694246][ T32] r4:847c2fc0 [ 1342.694688][ T32] INFO: task kworker/0:776:5058 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 2 printk messages dropped ** [ 1342.694959][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.695115][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1342.695341][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 5 printk messages dropped ** [ 1342.695557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 4 printk messages dropped ** [ 1342.695744][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.695957][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.696342][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1342.696747][ T32] INFO: task kworker/0:777:5059 blocked for more than 469 seconds. ** 10 printk messages dropped ** [ 1342.697126][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1342.697664][ T32] r5:00001000 r4:eb6ed000 [ 1342.697684][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.697722][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.697769][ T32] r5:855ccb8c r4:855cc800 [ 1342.697789][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.697846][ T32] r7:dddced80 r6:83018000 r5:855ccb8c r4:847cbd80 [ 1342.697898][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.697947][ T32] r10:61c88647 r9:85602400 r8:847cbdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.697970][ T32] r4:847cbd80 [ 1342.698046][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.698121][ T32] r10:00000000 r9:847cbd80 r8:8027f5e8 r7:eb6c5e60 r6:8555a380 r5:85602400 [ 1342.698148][ T32] r4:00000001 [ 1342.698168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.698203][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1342.698231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.698292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.698349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.698382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.698434][ T32] r4:847c2fc0 [ 1342.708133][ T32] INFO: task kworker/0:777:5059 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.708231][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.708386][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.708512][ T32] Call trace: [ 1342.708551][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.708657][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.709078][ T32] r4:00000000 [ 1342.709151][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.709207][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.709267][ T32] 5d20: b6aff000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.709328][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.709358][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.709384][ T32] r5:800c0113 r4:80239bb0 [ 1342.709404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.709449][ T32] r4:82ac11e4 [ 1342.709469][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.709513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.709536][ T32] r4:e0545dc0 [ 1342.709555][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.709596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.709619][ T32] r4:00000000 [ 1342.709639][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.709685][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.709707][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.709757][ T32] r5:00001000 r4:e038d000 [ 1342.709821][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.709867][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.709910][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.709930][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.709976][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.709997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.710042][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.710064][ T32] r4:84b6e700 [ 1342.710083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.710127][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.710161][ T32] r4:00000001 [ 1342.710215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.710255][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.710346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.710411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.710442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1342.710527][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1342.710756][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.711036][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.711527][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.711598][ T32] r5:00001000 r4:eb6d1000 ** 2 printk messages dropped ** [ 1342.711735][ T32] r5:855cc38c r4:855cc000 ** 3 printk messages dropped ** [ 1342.711966][ T32] r10:61c88647 r9:85600c00 r8:847cbe2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.712352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1342.713233][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.713418][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 9 printk messages dropped ** [ 1342.713931][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.714407][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.714803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.715117][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.715521][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.715974][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.716194][ T32] r7:dddced80 r6:83018000 r5:855cc78c r4:847cbe80 ** 13 printk messages dropped ** [ 1342.716876][ T32] INFO: task kworker/0:779:5063 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 4 printk messages dropped ** [ 1342.717151][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.717203][ T32] r4:00000000 [ 1342.717227][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.717266][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.717295][ T32] 5d20: b6aff000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.717336][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.717365][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.717423][ T32] r5:800c0113 r4:80239bb0 [ 1342.717474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.717521][ T32] r4:82ac11e4 [ 1342.717541][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.717613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.717640][ T32] r4:e0545dc0 [ 1342.717661][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.717705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.717728][ T32] r4:00000000 [ 1342.717747][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.717830][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.717855][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.717898][ T32] r5:00001000 r4:e038d000 [ 1342.717946][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.717989][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.718061][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.718086][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.718133][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.718155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.718200][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.718222][ T32] r4:84b6e700 [ 1342.718242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.718285][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.718352][ T32] r4:00000001 [ 1342.718377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.718412][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.718438][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.718490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.718545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.718629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.751614][ T32] r4:84b6d780 [ 1342.751664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.751726][ T32] INFO: task kworker/0:780:5066 blocked for more than 469 seconds. [ 1342.751775][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.751825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.751882][ T32] task:kworker/0:780 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.751970][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.752063][ T32] Call trace: [ 1342.752133][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.752216][ T32] r10:82918930 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:85603c00 [ 1342.752244][ T32] r4:85603c00 [ 1342.752289][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.752348][ T32] r5:85603c00 r4:8291892c [ 1342.752396][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.752463][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.752518][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 1342.752543][ T32] r4:00000000 [ 1342.752563][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.752601][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.752681][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.752735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561700 [ 1342.752783][ T32] r4:00000000 [ 1342.752830][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.752906][ T32] r9:83018005 r8:85603c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 ** 1 printk messages dropped ** [ 1342.752980][ T32] r5:00001000 r4:eb70d000 [ 1342.753002][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.753042][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.753175][ T32] r7:dddced80 r6:83018000 r5:855cd38c r4:847cbf00 ** 7 printk messages dropped ** [ 1342.753451][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) ** 5 printk messages dropped ** [ 1342.754073][ T32] INFO: task kworker/0:780:5066 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1342.754708][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 9 printk messages dropped ** [ 1342.755207][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.755598][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.755913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.756164][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.756495][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.757039][ T32] r5:00001000 r4:eb6fd000 ** 2 printk messages dropped ** [ 1342.757171][ T32] r5:855ccf8c r4:855ccc00 ** 3 printk messages dropped ** [ 1342.757376][ T32] r10:61c88647 r9:85520c00 r8:847cbfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1342.757844][ T32] r4:85561480 ** 6 printk messages dropped ** [ 1342.758402][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.777086][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 5 printk messages dropped ** [ 1342.777363][ T32] r4:e0545dc0 [ 1342.777385][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.777457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.777485][ T32] r4:00000000 [ 1342.777507][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.777582][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.777610][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.777658][ T32] r5:00001000 r4:e038d000 [ 1342.777680][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.777720][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.777771][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.777818][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.777893][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.777946][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.777998][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.778022][ T32] r4:84b6e700 [ 1342.778043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.778089][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.778113][ T32] r4:00000001 [ 1342.778133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.778171][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.778199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.778255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.778287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.778318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.778343][ T32] r4:84b6d780 [ 1342.778393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.778457][ T32] INFO: task kworker/0:782:5070 blocked for more than 469 seconds. [ 1342.778534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.778633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.789027][ T32] task:kworker/0:782 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.789114][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.789212][ T32] Call trace: [ 1342.789255][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.789312][ T32] r10:82918930 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:85525400 [ 1342.789338][ T32] r4:85525400 [ 1342.789361][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.789404][ T32] r5:85525400 r4:8291892c [ 1342.789453][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.789526][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.789580][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 1342.789603][ T32] r4:00000000 [ 1342.789623][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.789664][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.789707][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.789749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561a00 [ 1342.789777][ T32] r4:00000000 [ 1342.789852][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.789906][ T32] r9:83018005 r8:85525400 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1342.789929][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.789997][ T32] r5:00001000 r4:eb725000 [ 1342.790021][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.790062][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.790119][ T32] r5:855cdb8c r4:855cd800 [ 1342.790165][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.790267][ T32] r7:dddced80 r6:83018000 r5:855cdb8c r4:85568080 [ 1342.790294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.790342][ T32] r10:61c88647 r9:85525400 r8:855680ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.790364][ T32] r4:85568080 [ 1342.790384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.790442][ T32] r10:00000000 r9:85568080 r8:8027f5e8 r7:eb705e60 r6:85568100 r5:85525400 [ 1342.790490][ T32] r4:00000001 [ 1342.790653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.790706][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1342.790736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.790801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.790862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.790985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.791012][ T32] r4:85561580 [ 1342.791469][ T32] INFO: task kworker/0:782:5070 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.791517][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.791579][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.791761][ T32] Call trace: [ 1342.791823][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.791931][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.791960][ T32] r4:00000000 [ 1342.791981][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.792020][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.792048][ T32] 5d20: b7be3000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.792078][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.792145][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.792174][ T32] r5:800c0113 r4:80239bb0 [ 1342.792195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.792238][ T32] r4:82ac11e4 [ 1342.792258][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.792299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.792323][ T32] r4:e0545dc0 [ 1342.792342][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.792484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.792511][ T32] r4:00000000 [ 1342.792594][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.792649][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.792672][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.792716][ T32] r5:00001000 r4:e038d000 [ 1342.792804][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.793077][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.793468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.793817][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.794038][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.794457][ T32] r9:83018005 r8:85526000 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 ** 3 printk messages dropped ** [ 1342.794629][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.794870][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.795228][ T32] r4:85561580 ** 3 printk messages dropped ** [ 1342.795548][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.795625][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1342.795767][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 5 printk messages dropped ** [ 1342.795976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 3 printk messages dropped ** [ 1342.796083][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.796229][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.796465][ T32] r4:84b6e700 [ 1342.796486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.796529][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.796551][ T32] r4:00000001 [ 1342.796570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.796604][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.796656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.796715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.796746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.796820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.796875][ T32] r4:84b6d780 [ 1342.796899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.796925][ T32] INFO: task kworker/0:784:5074 blocked for more than 469 seconds. [ 1342.796964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.796992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.797013][ T32] task:kworker/0:784 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.797056][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.797126][ T32] Call trace: [ 1342.797182][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.797257][ T32] r10:82918930 r9:eb71dd84 r8:00000002 r7:60000113 r6:eb71dd8c r5:85523c00 [ 1342.797286][ T32] r4:85523c00 [ 1342.797306][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.797347][ T32] r5:85523c00 r4:8291892c [ 1342.797367][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.797407][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.797480][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 [ 1342.797537][ T32] r4:00000000 [ 1342.797560][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1342.797600][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.797637][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.797679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561b80 [ 1342.797727][ T32] r4:00000000 [ 1342.797783][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.797832][ T32] r9:83018005 r8:85523c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1342.797854][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.797896][ T32] r5:00001000 r4:dfa33000 [ 1342.797917][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.797956][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.797997][ T32] r5:855cdf8c r4:855cdc00 [ 1342.798016][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.798060][ T32] r7:dddced80 r6:83018000 r5:855cdf8c r4:85568280 [ 1342.798107][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.798156][ T32] r10:61c88647 r9:85523c00 r8:855682ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.798179][ T32] r4:85568280 [ 1342.798197][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.798240][ T32] r10:00000000 r9:85568280 r8:8027f5e8 r7:eb701e60 r6:85568300 r5:85523c00 [ 1342.798262][ T32] r4:00000001 [ 1342.798283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.798317][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) [ 1342.798378][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.819636][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1342.820879][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1342.821405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1342.821986][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1342.822596][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1342.823272][ T32] r4:85561980 ** 8 printk messages dropped ** [ 1342.824013][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 14 printk messages dropped ** [ 1342.824486][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.824533][ T32] r5:00001000 r4:e038d000 [ 1342.824553][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.824591][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.824633][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.824652][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.824696][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.824717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.824768][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.824791][ T32] r4:84b6e700 [ 1342.824811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.824855][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.824878][ T32] r4:00000001 [ 1342.824897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.824932][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.824958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.824986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.825013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.825042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.825064][ T32] r4:84b6d780 [ 1342.825109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.825138][ T32] INFO: task kworker/0:786:5077 blocked for more than 469 seconds. [ 1342.825167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.825190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.825236][ T32] task:kworker/0:786 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.825285][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.825326][ T32] Call trace: [ 1342.825356][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.825402][ T32] r10:82918930 r9:eb735d84 r8:00000002 r7:60000013 r6:eb735d8c r5:85522400 [ 1342.825431][ T32] r4:85522400 [ 1342.825452][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.825493][ T32] r5:85522400 r4:8291892c [ 1342.825517][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.825556][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.825602][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 ** 8 printk messages dropped ** [ 1342.825937][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.826207][ T32] r7:dddced80 r6:83018000 r5:855ce78c r4:85568480 ** 12 printk messages dropped ** [ 1342.826662][ T32] r4:85561bc0 ** 10 printk messages dropped ** [ 1342.827610][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 20 printk messages dropped ** [ 1342.859115][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.859474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.859854][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1342.860686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561ac0 ** 11 printk messages dropped ** [ 1342.861375][ T32] r10:61c88647 r9:85606c00 r8:855685ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1342.863145][ T32] Call trace: ** 10 printk messages dropped ** [ 1342.863765][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1342.864099][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.864147][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.864196][ T32] r5:00001000 r4:e038d000 [ 1342.864240][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.864288][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.864347][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.864373][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.864434][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.864460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.864514][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.864538][ T32] r4:84b6e700 [ 1342.864558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.864605][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.864628][ T32] r4:00000001 [ 1342.864648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.864685][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.864714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.864769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.864803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.864845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.864872][ T32] r4:84b6d780 [ 1342.864894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.864922][ T32] INFO: task kworker/0:788:5083 blocked for more than 469 seconds. [ 1342.864976][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.865006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.865029][ T32] task:kworker/0:788 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.865102][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.865162][ T32] Call trace: [ 1342.865244][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.865337][ T32] r10:82918930 r9:eb74dd84 r8:00000002 r7:60000013 r6:eb74dd8c r5:85606000 [ 1342.865365][ T32] r4:85606000 [ 1342.865388][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1342.865870][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.866319][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1342.867011][ T32] r4:8555eb40 ** 10 printk messages dropped ** [ 1342.867955][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 20 printk messages dropped ** [ 1342.891922][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1342.893391][ T32] r4:84bb6c00 ** 9 printk messages dropped ** [ 1342.894079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a0c0 ** 9 printk messages dropped ** [ 1342.894621][ T32] r7:dddced80 r6:83018000 r5:855cf78c r4:85568680 ** 7 printk messages dropped ** [ 1342.895096][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) ** 1 printk messages dropped ** [ 1342.895189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.895246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.895279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.895304][ T32] r4:85561f00 [ 1342.895739][ T32] INFO: task kworker/0:789:5084 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.895811][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.895905][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.895959][ T32] Call trace: [ 1342.896017][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.896092][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.896123][ T32] r4:00000000 [ 1342.896145][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.896187][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.896217][ T32] 5d20: b8d22000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.896267][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.896301][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.896328][ T32] r5:800c0113 r4:80239bb0 [ 1342.896349][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.896392][ T32] r4:82ac11e4 [ 1342.896414][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.896458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.896483][ T32] r4:e0545dc0 [ 1342.896506][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.896550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.896574][ T32] r4:00000000 [ 1342.896594][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.896642][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.896694][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.896774][ T32] r5:00001000 r4:e038d000 [ 1342.896799][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.896842][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.896889][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.896910][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.896959][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.896982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.897052][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.897082][ T32] r4:84b6e700 [ 1342.897105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.897153][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.897205][ T32] r4:00000001 [ 1342.897230][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.897332][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1342.897365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.897396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.897425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.897475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.897514][ T32] r4:84b6d780 [ 1342.897535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.897559][ T32] INFO: task kworker/0:790:5085 blocked for more than 469 seconds. [ 1342.897587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.897613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.897635][ T32] task:kworker/0:790 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.897698][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.897863][ T32] Call trace: [ 1342.897901][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1342.897968][ T32] r10:82918930 r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:84bb5400 [ 1342.898012][ T32] r4:84bb5400 [ 1342.898062][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.898153][ T32] r5:84bb5400 r4:8291892c [ 1342.898190][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.898270][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.898412][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1342.898476][ T32] r4:00000000 [ 1342.898554][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1342.919258][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.919403][ T32] r5:00001000 r4:eaa27000 ** 3 printk messages dropped ** [ 1342.919729][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.920227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.921295][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.921700][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1342.922101][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 12 printk messages dropped ** [ 1342.922735][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1342.923200][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.923640][ T32] r5:85605400 r4:8291892c ** 2 printk messages dropped ** [ 1342.923745][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 ** 9 printk messages dropped ** [ 1342.924272][ T32] r5:00001000 r4:eaab1000 ** 1 printk messages dropped ** [ 1342.924354][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.924399][ T32] r5:855cfb8c r4:855cf800 [ 1342.924420][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.924464][ T32] r7:dddced80 r6:83018000 r5:855cfb8c r4:85568780 [ 1342.924485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.924549][ T32] r10:61c88647 r9:85605400 r8:855687ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.924575][ T32] r4:85568780 [ 1342.924626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.924676][ T32] r10:00000000 r9:85568780 r8:8027f5e8 r7:eb751e60 r6:8555a780 r5:85605400 [ 1342.924699][ T32] r4:00000001 [ 1342.924718][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.924759][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1342.924786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.924816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.924844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.924873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.924895][ T32] r4:8557a100 [ 1342.925106][ T32] INFO: task kworker/0:791:5087 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.925137][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.925193][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.925261][ T32] Call trace: [ 1342.925311][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.925383][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.925411][ T32] r4:00000000 [ 1342.925437][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.925475][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.925504][ T32] 5d20: b90fe000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.925534][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.925559][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.925583][ T32] r5:800c0113 r4:80239bb0 [ 1342.925602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1342.926054][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1342.926338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.926751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1342.927380][ T32] r4:85608c00 ** 7 printk messages dropped ** [ 1342.927683][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.927969][ T32] r5:00001000 r4:eaaf5000 ** 1 printk messages dropped ** [ 1342.928033][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.928183][ T32] r7:dddced80 r6:83018000 r5:855cff8c r4:85568800 ** 3 printk messages dropped ** [ 1342.928293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.928466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.953460][ T32] INFO: task kworker/0:792:5091 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 2 printk messages dropped ** [ 1342.953733][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.953895][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.954175][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 5 printk messages dropped ** [ 1342.954403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 4 printk messages dropped ** [ 1342.954596][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1342.954883][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1342.955071][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.955244][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.955412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.955983][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.956875][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.957401][ T32] r5:00001000 r4:eab53000 ** 3 printk messages dropped ** [ 1342.957568][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.957651][ T32] r7:dddced80 r6:83018000 r5:855d038c r4:85568880 [ 1342.957703][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.957788][ T32] r10:61c88647 r9:85524800 r8:855688ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.957834][ T32] r4:85568880 [ 1342.957869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.957918][ T32] r10:00000000 r9:85568880 r8:8027f5e8 r7:eb765e60 r6:85568900 r5:85524800 [ 1342.957942][ T32] r4:00000001 [ 1342.957962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.958021][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1342.958053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.958083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.958137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.958171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.958214][ T32] r4:8557a1c0 [ 1342.973681][ T32] INFO: task kworker/0:793:5092 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.973787][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.973950][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.974074][ T32] Call trace: [ 1342.974147][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.974278][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.974352][ T32] r4:00000000 [ 1342.974417][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.974536][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.974603][ T32] 5d20: b991a000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.974698][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.974771][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.974826][ T32] r5:800c0113 r4:80239bb0 [ 1342.974870][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.974975][ T32] r4:82ac11e4 [ 1342.975029][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.975133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.975188][ T32] r4:e0545dc0 [ 1342.975235][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.975328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.975392][ T32] r4:00000000 [ 1342.975447][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.975545][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.975592][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.975686][ T32] r5:00001000 r4:e038d000 [ 1342.975730][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.975858][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.975956][ T32] r5:84ab1b8c r4:84ab1800 [ 1342.976008][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.976127][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1342.976204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.976304][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.976354][ T32] r4:84b6e700 [ 1342.976397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.976512][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1342.976570][ T32] r4:00000001 [ 1342.976614][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.976685][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 3 printk messages dropped ** [ 1342.976975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1342.977378][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.977598][ T32] r4:85526c00 ** 2 printk messages dropped ** [ 1342.977823][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.978555][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.991921][ T32] r5:00001000 r4:eabaf000 [ 1342.992058][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1342.992192][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.992305][ T32] r5:855d078c r4:855d0400 [ 1342.992351][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.992441][ T32] r7:dddced80 r6:83018000 r5:855d078c r4:85568980 [ 1342.992496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.992606][ T32] r10:61c88647 r9:85526c00 r8:855689ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.992643][ T32] r4:85568980 [ 1342.992665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.992758][ T32] r10:00000000 r9:85568980 r8:8027f5e8 r7:eb739e60 r6:85568a00 r5:85526c00 [ 1342.992793][ T32] r4:00000001 [ 1342.992885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.993013][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1342.993050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.993081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.993108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.993137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.993169][ T32] r4:8557a3c0 [ 1342.993749][ T32] INFO: task kworker/0:794:5094 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1342.993849][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.993967][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.994038][ T32] Call trace: [ 1342.994089][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1342.994198][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1342.994227][ T32] r4:00000000 [ 1342.994248][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.994287][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1342.994348][ T32] 5d20: b9c0b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1342.994406][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1342.994436][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1342.994530][ T32] r5:800c0113 r4:80239bb0 [ 1342.994579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.994664][ T32] r4:82ac11e4 [ 1342.994688][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.994734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1342.994763][ T32] r4:e0545dc0 [ 1342.994786][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1342.994852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1342.994905][ T32] r4:00000000 [ 1342.994948][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1342.995074][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.995128][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.995492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1342.996218][ T32] r4:84b6d780 ** 6 printk messages dropped ** [ 1342.996622][ T32] Call trace: ** 3 printk messages dropped ** [ 1342.997109][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1342.997933][ T32] r9:83018005 r8:8542ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1342.998019][ T32] r5:00001000 r4:ead0f000 ** 4 printk messages dropped ** [ 1342.998283][ T32] r7:dddced80 r6:83018000 r5:855d0b8c r4:85568a80 ** 7 printk messages dropped ** [ 1343.021545][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) ** 4 printk messages dropped ** [ 1343.021724][ T32] r4:8557a780 ** 3 printk messages dropped ** [ 1343.022328][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.022661][ T32] 5d20: ba02b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1343.023152][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.023407][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1343.023598][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1343.023916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.024224][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.024647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 ** 8 printk messages dropped ** [ 1343.025157][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.025396][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.025816][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.026345][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.026689][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1343.027084][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.027369][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1343.027571][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1343.027748][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.028007][ T32] INFO: task kworker/0:797:5100 blocked for more than 469 seconds. [ 1343.028037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.028083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.028132][ T32] task:kworker/0:797 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.028207][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.028292][ T32] Call trace: [ 1343.028361][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.028452][ T32] r10:82918930 r9:eb775d84 r8:00000002 r7:60000013 r6:eb775d8c r5:84956c00 [ 1343.028489][ T32] r4:84956c00 [ 1343.028550][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.045830][ T32] r5:84956c00 r4:8291892c [ 1343.045913][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.045983][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.046052][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1343.046083][ T32] r4:00000000 [ 1343.046103][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.046163][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.046209][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.046260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ad80 [ 1343.046286][ T32] r4:00000000 [ 1343.046309][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.046359][ T32] r9:83018005 r8:84956c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1343.046391][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.046442][ T32] r5:00001000 r4:eb029000 [ 1343.046473][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.046568][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.046647][ T32] r5:855d178c r4:855d1400 [ 1343.046671][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.046719][ T32] r7:dddced80 r6:83018000 r5:855d178c r4:85568c80 [ 1343.046740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.046789][ T32] r10:61c88647 r9:84956c00 r8:85568cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.046811][ T32] r4:85568c80 [ 1343.046831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.046876][ T32] r10:00000000 r9:85568c80 r8:8027f5e8 r7:eb76de60 r6:85568d00 r5:84956c00 [ 1343.046903][ T32] r4:00000001 [ 1343.046923][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.046978][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1343.047017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.047047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.047074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.047116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.047144][ T32] r4:8557a880 [ 1343.047567][ T32] INFO: task kworker/0:797:5100 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.047605][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.047698][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.047830][ T32] Call trace: [ 1343.047903][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.047956][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.048002][ T32] r4:00000000 [ 1343.048026][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.048066][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.048117][ T32] 5d20: ba34c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.048176][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.048205][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.048229][ T32] r5:800c0113 r4:80239bb0 [ 1343.048249][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.048312][ T32] r4:82ac11e4 [ 1343.048336][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.048404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.048432][ T32] r4:e0545dc0 [ 1343.048456][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.048517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.048544][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.055417][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1343.055813][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.056307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.056699][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.057032][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.057504][ T32] r5:00001000 r4:eaeef000 [ 1343.057525][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1343.057754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1343.058185][ T32] r4:8557a880 ** 5 printk messages dropped ** [ 1343.073269][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1343.073892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1343.074352][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1343.074495][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.074798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1343.074912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1343.075120][ T32] task:kworker/0:799 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.075479][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.075536][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.075586][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1343.075611][ T32] r4:00000000 [ 1343.075633][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.075702][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.075749][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.075824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ae80 [ 1343.075853][ T32] r4:00000000 [ 1343.075875][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.075922][ T32] r9:83018005 r8:84920000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1343.075945][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.075989][ T32] r5:00001000 r4:eb0e5000 [ 1343.076075][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.076129][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.076175][ T32] r5:855d1b8c r4:855d1800 [ 1343.076196][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.076247][ T32] r7:dddced80 r6:83018000 r5:855d1b8c r4:85568e80 [ 1343.076270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.076318][ T32] r10:61c88647 r9:84920000 r8:85568eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.076341][ T32] r4:85568e80 [ 1343.076362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.076410][ T32] r10:00000000 r9:85568e80 r8:8027f5e8 r7:eb775e60 r6:85568f00 r5:84920000 [ 1343.076433][ T32] r4:00000001 [ 1343.076454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.076490][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1343.076530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.076561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.076590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.076621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.076658][ T32] r4:8557ac00 [ 1343.077062][ T32] INFO: task kworker/0:799:5104 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.077097][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.077179][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.077241][ T32] Call trace: [ 1343.077287][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.077344][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.077385][ T32] r4:00000000 [ 1343.077411][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.077454][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.077486][ T32] 5d20: ba87f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.077525][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.077553][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.077580][ T32] r5:800c0113 r4:80239bb0 [ 1343.077604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.077692][ T32] r4:82ac11e4 [ 1343.077716][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.077793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.077825][ T32] r4:e0545dc0 [ 1343.077849][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.077896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.077919][ T32] r4:00000000 [ 1343.077940][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.077987][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.078011][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.078054][ T32] r5:00001000 r4:e038d000 [ 1343.078075][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.078116][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.078160][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.078181][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.078229][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.078252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.078300][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.078325][ T32] r4:84b6e700 [ 1343.078345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.078392][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.078416][ T32] r4:00000001 [ 1343.078436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.078472][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.078545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.078641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.089326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.089385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1343.089567][ T32] task:kworker/0:800 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.090086][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.090353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a000 ** 4 printk messages dropped ** [ 1343.090581][ T32] r5:00001000 r4:eb141000 ** 4 printk messages dropped ** [ 1343.090795][ T32] r7:dddced80 r6:83018000 r5:855d1f8c r4:85568f80 ** 7 printk messages dropped ** [ 1343.091066][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) ** 7 printk messages dropped ** [ 1343.091768][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.092056][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1343.092240][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.092529][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.092825][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1343.092991][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.093194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.093290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.093326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.093366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.093390][ T32] r4:84b6d780 [ 1343.093412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.093507][ T32] INFO: task kworker/0:801:5108 blocked for more than 469 seconds. [ 1343.093542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.093569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.093621][ T32] task:kworker/0:801 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.093672][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.093718][ T32] Call trace: [ 1343.093751][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.093801][ T32] r10:82918930 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:84921800 [ 1343.093826][ T32] r4:84921800 [ 1343.093856][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.093938][ T32] r5:84921800 r4:8291892c [ 1343.093961][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.094005][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.094052][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1343.094077][ T32] r4:00000000 [ 1343.094099][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.094232][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.094289][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.094336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9e040 [ 1343.094360][ T32] r4:00000000 [ 1343.094380][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.094426][ T32] r9:83018005 r8:84921800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1343.094449][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.094493][ T32] r5:00001000 r4:eb181000 [ 1343.094557][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.094600][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.094645][ T32] r5:855d238c r4:855d2000 [ 1343.094666][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.094713][ T32] r7:dddced80 r6:83018000 r5:855d238c r4:84b9b080 [ 1343.094736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.094786][ T32] r10:61c88647 r9:84921800 r8:84b9b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.094830][ T32] r4:84b9b080 [ 1343.094876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.094926][ T32] r10:00000000 r9:84b9b080 r8:8027f5e8 r7:eb77de60 r6:84b9b100 r5:84921800 [ 1343.094950][ T32] r4:00000001 [ 1343.094970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.095006][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1343.095035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.095099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.095135][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.095169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.095195][ T32] r4:84b9e0c0 [ 1343.095396][ T32] INFO: task kworker/0:801:5108 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.095432][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.095495][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.095558][ T32] Call trace: [ 1343.095591][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.095648][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.095675][ T32] r4:00000000 [ 1343.095726][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.095772][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.095805][ T32] 5d20: ba87f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.095838][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.095865][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.095892][ T32] r5:800c0113 r4:80239bb0 [ 1343.095914][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.095959][ T32] r4:82ac11e4 [ 1343.095980][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.096024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 5 printk messages dropped ** [ 1343.096270][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1343.096597][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.096859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.097137][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.097518][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.097876][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.098173][ T32] r7:dddced80 r6:83018000 r5:855d2b8c r4:84b9b180 ** 5 printk messages dropped ** [ 1343.098414][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.123794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.124683][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.124711][ T32] r4:00000000 [ 1343.124759][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.124805][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.124857][ T32] 5d20: bae36000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.124890][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.124916][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.124950][ T32] r5:800c0113 r4:80239bb0 [ 1343.124993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.125041][ T32] r4:82ac11e4 [ 1343.125087][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.125177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.125224][ T32] r4:e0545dc0 [ 1343.125248][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.125317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.125343][ T32] r4:00000000 [ 1343.125363][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.125411][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.125437][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.125480][ T32] r5:00001000 r4:e038d000 [ 1343.125500][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.125576][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.125625][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.125674][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.125727][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.125769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.125834][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.125861][ T32] r4:84b6e700 [ 1343.125882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.125936][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.125962][ T32] r4:00000001 [ 1343.125982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.126018][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.126044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.126073][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.126101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.126130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.126180][ T32] r4:84b6d780 [ 1343.126206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.126237][ T32] INFO: task kworker/0:803:5112 blocked for more than 469 seconds. [ 1343.126290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.126321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.126342][ T32] task:kworker/0:803 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.126409][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.126486][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.126658][ T32] r10:82918930 r9:eb789d84 r8:00000002 r7:60000013 r6:eb789d8c r5:84923000 ** 9 printk messages dropped ** [ 1343.127057][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.127287][ T32] r5:00001000 r4:eb1b1000 [ 1343.127335][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.127663][ T32] r7:dddced80 r6:83018000 r5:855d278c r4:84b9b280 ** 7 printk messages dropped ** [ 1343.127942][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) ** 4 printk messages dropped ** [ 1343.128111][ T32] r4:84b9e180 ** 3 printk messages dropped ** [ 1343.128522][ T32] Call trace: ** 3 printk messages dropped ** [ 1343.147574][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1343.148006][ T32] r4:e0545dc0 ** 2 printk messages dropped ** [ 1343.148091][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.148338][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1343.148518][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.159457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.159876][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.160192][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.160660][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.160860][ T32] r5:855d338c r4:855d3000 ** 3 printk messages dropped ** [ 1343.160992][ T32] r10:61c88647 r9:84923c00 r8:84b9b3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.161353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.162132][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.162298][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1343.162652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1343.163127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.163220][ T32] r4:84b6e700 [ 1343.163244][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.163289][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.163329][ T32] r4:00000001 [ 1343.163353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.163389][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.163442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.163494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.163531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.163581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.163609][ T32] r4:84b6d780 [ 1343.163630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.163676][ T32] INFO: task kworker/0:805:5117 blocked for more than 469 seconds. [ 1343.163716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.163741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.163761][ T32] task:kworker/0:805 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.163806][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.163846][ T32] Call trace: [ 1343.163885][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.163944][ T32] r10:82918930 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:84924800 [ 1343.163990][ T32] r4:84924800 [ 1343.164013][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.164057][ T32] r5:84924800 r4:8291892c [ 1343.164076][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.164115][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.164184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1343.164211][ T32] r4:00000000 [ 1343.164231][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.164268][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.164305][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.164346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9e680 [ 1343.164391][ T32] r4:00000000 [ 1343.164415][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.164462][ T32] r9:83018005 r8:84924800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1343.164484][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.164533][ T32] r5:00001000 r4:eb325000 [ 1343.164553][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.164605][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.164650][ T32] r5:855d2f8c r4:855d2c00 [ 1343.164690][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.164740][ T32] r7:dddced80 r6:83018000 r5:855d2f8c r4:84b9b480 [ 1343.164761][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.164823][ T32] r10:61c88647 r9:84924800 r8:84b9b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.164850][ T32] r4:84b9b480 [ 1343.164869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.164915][ T32] r10:00000000 r9:84b9b480 r8:8027f5e8 r7:eb78de60 r6:84b9b500 r5:84924800 [ 1343.164937][ T32] r4:00000001 [ 1343.164979][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.165017][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1343.165153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.165231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.165293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.165359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.165408][ T32] r4:84b9e480 [ 1343.165815][ T32] INFO: task kworker/0:805:5117 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.165886][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.166165][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.166262][ T32] Call trace: [ 1343.166410][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.166553][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.166610][ T32] r4:00000000 [ 1343.166653][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.166906][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.167093][ T32] 5d20: bb7da000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.167165][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.167221][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.167278][ T32] r5:800c0113 r4:80239bb0 [ 1343.167324][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.167565][ T32] r4:82ac11e4 [ 1343.167619][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1343.168325][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1343.190893][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.192019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.194019][ T32] Call trace: ** 3 printk messages dropped ** [ 1343.194750][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1343.196491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbf200 ** 4 printk messages dropped ** [ 1343.197237][ T32] r5:00001000 r4:eae51000 ** 4 printk messages dropped ** [ 1343.198439][ T32] r7:ddde2d80 r6:83018200 r5:855e538c r4:8555a880 ** 4 printk messages dropped ** [ 1343.225162][ T32] r10:00000000 r9:8555a880 r8:8027f5e8 r7:eb631e60 r6:84b9b580 r5:84926000 ** 9 printk messages dropped ** [ 1343.227584][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.257306][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.257755][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1343.258605][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.271126][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1343.271752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.274113][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.276212][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.277833][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.299214][ T32] r7:dddced80 r6:83018000 r5:855d3f8c r4:84b9b600 [ 1343.299269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.299347][ T32] r10:61c88647 r9:84926c00 r8:84b9b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.299372][ T32] r4:84b9b600 [ 1343.299410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.299470][ T32] r10:00000000 r9:84b9b600 r8:8027f5e8 r7:eb78de60 r6:84b9b680 r5:84926c00 [ 1343.299495][ T32] r4:00000001 [ 1343.299519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.299560][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1343.299593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.299625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.299655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.299720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.299748][ T32] r4:84b9e840 [ 1343.300238][ T32] INFO: task kworker/0:806:5122 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.300300][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.300430][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.300519][ T32] Call trace: [ 1343.300572][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.300635][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.300691][ T32] r4:00000000 [ 1343.300716][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.300783][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.300818][ T32] 5d20: bc46b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.300864][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.300915][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.300945][ T32] r5:800c0113 r4:80239bb0 [ 1343.300966][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.301011][ T32] r4:82ac11e4 [ 1343.301032][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.301076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.301119][ T32] r4:e0545dc0 [ 1343.301143][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.301207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.301233][ T32] r4:00000000 [ 1343.301253][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.301321][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.301347][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.301390][ T32] r5:00001000 r4:e038d000 [ 1343.301410][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.301448][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.301490][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.301511][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.301556][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.301577][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.301622][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.301645][ T32] r4:84b6e700 [ 1343.301674][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.301722][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.301745][ T32] r4:00000001 [ 1343.301771][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.301806][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.301833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.301884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.301932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.301964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.301986][ T32] r4:84b6d780 [ 1343.302007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.302050][ T32] INFO: task kworker/0:807:5123 blocked for more than 469 seconds. [ 1343.302087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.302143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.302169][ T32] task:kworker/0:807 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.302269][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.302341][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.302496][ T32] r10:82918930 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:84925400 ** 8 printk messages dropped ** [ 1343.303108][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.303612][ T32] r5:00001000 r4:eb3b5000 [ 1343.303666][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.304003][ T32] r7:dddced80 r6:83018000 r5:855d378c r4:84b9b700 ** 8 printk messages dropped ** [ 1343.304527][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.305178][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.305572][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1343.305989][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1343.306428][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1343.306712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.307020][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.307276][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.307696][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.307980][ T32] r7:dddced80 r6:83018000 r5:855d3b8c r4:84b9b800 ** 5 printk messages dropped ** [ 1343.308220][ T32] r4:00000001 [ 1343.308286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.308351][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1343.308382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.308413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.308445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.308505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.308558][ T32] r4:84b9ebc0 [ 1343.332261][ T32] INFO: task kworker/0:808:5125 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.332367][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.332492][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.332625][ T32] Call trace: [ 1343.332680][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.332743][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.332769][ T32] r4:00000000 [ 1343.332790][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.332831][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.332882][ T32] 5d20: bc927000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.332916][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.332942][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.332967][ T32] r5:800c0113 r4:80239bb0 [ 1343.333007][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.333056][ T32] r4:82ac11e4 [ 1343.333088][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.333154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.333209][ T32] r4:e0545dc0 [ 1343.333239][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.333306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.333333][ T32] r4:00000000 [ 1343.333354][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.333423][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.333460][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.333522][ T32] r5:00001000 r4:e038d000 [ 1343.333545][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.333584][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.333627][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.333647][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.333714][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.333766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.333844][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.333871][ T32] r4:84b6e700 [ 1343.333891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.333957][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.334003][ T32] r4:00000001 [ 1343.334047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.334085][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.334112][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.334162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.334213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.334256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.334281][ T32] r4:84b6d780 [ 1343.334307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.334357][ T32] INFO: task kworker/0:809:5127 blocked for more than 469 seconds. [ 1343.334415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.334444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.334465][ T32] task:kworker/0:809 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.334567][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.334660][ T32] Call trace: [ 1343.334695][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.334741][ T32] r10:82918930 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:855a8c00 [ 1343.334767][ T32] r4:855a8c00 [ 1343.334788][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.334915][ T32] r5:855a8c00 r4:8291892c [ 1343.334944][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.334988][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.335034][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1343.335056][ T32] r4:00000000 [ 1343.335076][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.335113][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1343.335301][ T32] r9:83018005 r8:855a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 1 printk messages dropped ** [ 1343.335385][ T32] r5:00001000 r4:eb561000 ** 3 printk messages dropped ** [ 1343.335536][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.335828][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) ** 4 printk messages dropped ** [ 1343.336007][ T32] r4:84b9ecc0 ** 3 printk messages dropped ** [ 1343.336514][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.336813][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1343.337255][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1343.337927][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.338249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.366736][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.367186][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.368459][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.372447][ T32] r7:dddced80 r6:83018000 r5:855dc78c r4:84b9ba00 [ 1343.372506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.372618][ T32] r10:61c88647 r9:855a9800 r8:84b9ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.372676][ T32] r4:84b9ba00 [ 1343.372757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.372883][ T32] r10:00000000 r9:84b9ba00 r8:8027f5e8 r7:eb7a5e60 r6:84b9ba80 r5:855a9800 [ 1343.372939][ T32] r4:00000001 [ 1343.372992][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.373078][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1343.373149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.373224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.373292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.373365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.373420][ T32] r4:84b9ed40 [ 1343.374788][ T32] INFO: task kworker/0:810:5129 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.374973][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.375177][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.375354][ T32] Call trace: [ 1343.375467][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.375597][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.375655][ T32] r4:00000000 [ 1343.375718][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.375819][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.375903][ T32] 5d20: bcba5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.376064][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.376156][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.376226][ T32] r5:800c0113 r4:80239bb0 [ 1343.376274][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.376367][ T32] r4:82ac11e4 [ 1343.376432][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.376533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.376587][ T32] r4:e0545dc0 [ 1343.376648][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.376763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.376840][ T32] r4:00000000 [ 1343.376894][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.376998][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.377123][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.377223][ T32] r5:00001000 r4:e038d000 [ 1343.377281][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.377374][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.377472][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.377517][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.377634][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.377689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.377798][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.377875][ T32] r4:84b6e700 [ 1343.377950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.378053][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.378103][ T32] r4:00000001 [ 1343.378148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.378222][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.378281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.378345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.378650][ T32] r4:84b6d780 ** 6 printk messages dropped ** [ 1343.402606][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.402877][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1343.403786][ T32] r5:00001000 r4:eb731000 [ 1343.403808][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.403908][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.404237][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) ** 6 printk messages dropped ** [ 1343.404862][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.405051][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.405144][ T32] Call trace: [ 1343.405241][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.405415][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.405452][ T32] r4:00000000 [ 1343.405475][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.405587][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.405651][ T32] 5d20: bd0c4000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.405685][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.405711][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.405762][ T32] r5:800c0113 r4:80239bb0 [ 1343.405788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.405859][ T32] r4:82ac11e4 [ 1343.405910][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.406006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 3 printk messages dropped ** [ 1343.406464][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.407094][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.407363][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 8 printk messages dropped ** [ 1343.407637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1343.408568][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.432170][ T32] r5:00001000 r4:eb7b9000 [ 1343.432190][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.432357][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.432738][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) ** 6 printk messages dropped ** [ 1343.433409][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.434088][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.434305][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.434689][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1343.434883][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.435198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.435566][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.435937][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 ** 8 printk messages dropped ** [ 1343.436256][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.436451][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.436782][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1343.436830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.436864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.436893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.436921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.436943][ T32] r4:84b77200 [ 1343.437147][ T32] INFO: task kworker/0:813:5135 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.437179][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.437322][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.437397][ T32] Call trace: [ 1343.437452][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.437517][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.437546][ T32] r4:00000000 [ 1343.437566][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.437610][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.437670][ T32] 5d20: bd5fb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.437726][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.437790][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.437871][ T32] r5:800c0113 r4:80239bb0 [ 1343.437916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.437991][ T32] r4:82ac11e4 [ 1343.438046][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.438125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.438179][ T32] r4:e0545dc0 [ 1343.438222][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.438305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.438350][ T32] r4:00000000 [ 1343.438387][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.438471][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.438567][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.450453][ T32] r5:00001000 r4:e038d000 [ 1343.450575][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.450660][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.450728][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.450763][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.450826][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.450873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.450926][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.450950][ T32] r4:84b6e700 [ 1343.450970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.451017][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.451066][ T32] r4:00000001 [ 1343.451108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.451216][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.451308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.451374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.451432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.451489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.451548][ T32] r4:84b6d780 [ 1343.451601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.451661][ T32] INFO: task kworker/0:814:5137 blocked for more than 469 seconds. [ 1343.451972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.452046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.452093][ T32] task:kworker/0:814 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.452277][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.452347][ T32] Call trace: [ 1343.452416][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.452523][ T32] r10:82918930 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:855ac800 [ 1343.452565][ T32] r4:855ac800 [ 1343.452592][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.452637][ T32] r5:855ac800 r4:8291892c [ 1343.452711][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.452761][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.452808][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 1343.452830][ T32] r4:00000000 [ 1343.452881][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.452924][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.452964][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.453200][ T32] r5:00001000 r4:eb7d1000 [ 1343.453224][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.453400][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.453794][ T32] Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) ** 4 printk messages dropped ** [ 1343.453965][ T32] r4:84b77340 ** 2 printk messages dropped ** [ 1343.454623][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.455099][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 6 printk messages dropped ** [ 1343.455430][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1343.455979][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.456285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.456621][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.456980][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.457361][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.457539][ T32] r5:855ddb8c r4:855dd800 [ 1343.457584][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.457686][ T32] r7:dddced80 r6:83018000 r5:855ddb8c r4:84b9bf00 [ 1343.457738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.457834][ T32] r10:61c88647 r9:855ad400 r8:84b9bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.457882][ T32] r4:84b9bf00 [ 1343.457975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.458089][ T32] r10:00000000 r9:84b9bf00 r8:8027f5e8 r7:eb7c9e60 r6:84b9bf80 r5:855ad400 [ 1343.458149][ T32] r4:00000001 [ 1343.458196][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.458268][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) [ 1343.458327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.458401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.458495][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.458676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.476274][ T32] r4:84b77540 [ 1343.476739][ T32] INFO: task kworker/0:815:5139 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.476778][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.476886][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.476956][ T32] Call trace: [ 1343.477012][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.477100][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.477127][ T32] r4:00000000 [ 1343.477168][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.477214][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.477246][ T32] 5d20: bda2a000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.477299][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.477351][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.477380][ T32] r5:800c0113 r4:80239bb0 [ 1343.477419][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.477491][ T32] r4:82ac11e4 [ 1343.477525][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.477570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.477620][ T32] r4:e0545dc0 [ 1343.477667][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.477749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.477804][ T32] r4:00000000 [ 1343.477855][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.477967][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.478032][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.478141][ T32] r5:00001000 r4:e038d000 [ 1343.478203][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.478328][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.478379][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.478400][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.478469][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.478495][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.492145][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.492241][ T32] r4:84b6e700 [ 1343.492269][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.492343][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.492366][ T32] r4:00000001 [ 1343.492409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.492452][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.492484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.492519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.492547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.492576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.492598][ T32] r4:84b6d780 [ 1343.492622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.492654][ T32] INFO: task kworker/0:816:5141 blocked for more than 469 seconds. [ 1343.492688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.492714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.492735][ T32] task:kworker/0:816 state:D stack:0 pid:5141 tgid:5141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.492829][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.492906][ T32] Call trace: [ 1343.492981][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.493037][ T32] r10:82918930 r9:eb7e1d84 r8:00000002 r7:60000013 r6:eb7e1d8c r5:855ae000 [ 1343.493063][ T32] r4:855ae000 [ 1343.493083][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.493125][ T32] r5:855ae000 r4:8291892c [ 1343.493145][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.493233][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 ** 9 printk messages dropped ** [ 1343.493594][ T32] r5:00001000 r4:eb7e9000 [ 1343.493618][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.493729][ T32] r5:855ddf8c r4:855ddc00 ** 3 printk messages dropped ** [ 1343.493883][ T32] r10:61c88647 r9:855ae000 r8:84b7502c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.494310][ T32] r4:84b77640 ** 2 printk messages dropped ** [ 1343.494912][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.495301][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1343.495575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1343.495982][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 6 printk messages dropped ** [ 1343.496610][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1343.497242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1343.498298][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 ** 7 printk messages dropped ** [ 1343.517298][ T32] r9:83018005 r8:855aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1343.517322][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.517369][ T32] r5:00001000 r4:eb80d000 [ 1343.517413][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.517459][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.517519][ T32] r5:855deb8c r4:855de800 [ 1343.517544][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.517593][ T32] r7:dddced80 r6:83018000 r5:855deb8c r4:84b75100 [ 1343.517624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.517747][ T32] r10:61c88647 r9:855aec00 r8:84b7512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.517805][ T32] r4:84b75100 [ 1343.517884][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.518010][ T32] r10:00000000 r9:84b75100 r8:8027f5e8 r7:eb7e1e60 r6:84b75180 r5:855aec00 [ 1343.518075][ T32] r4:00000001 [ 1343.518123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.518198][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1343.518254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.518310][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.518404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.518470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.518548][ T32] r4:84b77740 [ 1343.524974][ T32] INFO: task kworker/0:817:5143 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.525106][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.525215][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.525309][ T32] Call trace: [ 1343.525345][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.525400][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.525439][ T32] r4:00000000 [ 1343.525465][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.525512][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.525545][ T32] 5d20: be1ab000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.525602][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.525649][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.525677][ T32] r5:800c0113 r4:80239bb0 [ 1343.525753][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.525801][ T32] r4:82ac11e4 [ 1343.525860][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.525908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.525931][ T32] r4:e0545dc0 [ 1343.525951][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.525992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.526014][ T32] r4:00000000 [ 1343.526033][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.526118][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.526297][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.526346][ T32] r5:00001000 r4:e038d000 [ 1343.526398][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.526481][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.526659][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1343.526947][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.527239][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1343.527352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.527723][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.528345][ T32] r5:00001000 r4:eb7f5000 [ 1343.528426][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.541385][ T32] r10:61c88647 r9:84048000 r8:84b7522c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.542246][ T32] r4:84b778c0 ** 3 printk messages dropped ** [ 1343.543196][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.543526][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.543575][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.543604][ T32] r5:800c0113 r4:80239bb0 [ 1343.543626][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.543671][ T32] r4:82ac11e4 [ 1343.543691][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.543745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.543792][ T32] r4:e0545dc0 [ 1343.543816][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.543859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.543883][ T32] r4:00000000 [ 1343.543924][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.543977][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.544022][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.544069][ T32] r5:00001000 r4:e038d000 [ 1343.544090][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.544129][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.544171][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.544192][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.544237][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.544269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.544324][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.544378][ T32] r4:84b6e700 [ 1343.544407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.544453][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.544475][ T32] r4:00000001 [ 1343.544495][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.544542][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.544590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.544624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.544674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.544728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.544775][ T32] r4:84b6d780 [ 1343.544801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.544867][ T32] INFO: task kworker/0:819:5147 blocked for more than 470 seconds. [ 1343.544937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.544982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.545016][ T32] task:kworker/0:819 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.545066][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.545164][ T32] Call trace: [ 1343.545223][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.545271][ T32] r10:82918930 r9:eb815d84 r8:00000002 r7:60000013 r6:eb815d8c r5:8560b000 [ 1343.545303][ T32] r4:8560b000 [ 1343.545357][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1343.545770][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.546030][ T32] r5:00001000 r4:eb801000 [ 1343.546050][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.546194][ T32] r7:dddced80 r6:83018000 r5:855de78c r4:84b75300 ** 7 printk messages dropped ** [ 1343.546596][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1343.546651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.546705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.546757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.546790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.546833][ T32] r4:84b77bc0 [ 1343.547058][ T32] INFO: task kworker/0:819:5147 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.547113][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.547174][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.547245][ T32] Call trace: [ 1343.547315][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.547367][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.547390][ T32] r4:00000000 [ 1343.547410][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.547447][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.547475][ T32] 5d20: be523000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.547510][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.547537][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.547577][ T32] r5:800c0113 r4:80239bb0 [ 1343.547600][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.547641][ T32] r4:82ac11e4 [ 1343.547661][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1343.547792][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1343.548201][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 6 printk messages dropped ** [ 1343.548422][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1343.571291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.571788][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.572284][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.572326][ T32] r5:00001000 r4:dfaab000 [ 1343.572347][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1343.572554][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.573043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1343.573947][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1343.574317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1343.575104][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1343.575464][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1343.576054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.576680][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.577035][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.577449][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.577730][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.578209][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) ** 6 printk messages dropped ** [ 1343.599420][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.600192][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.600477][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.600853][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1343.601072][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1343.601327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.601779][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.601886][ T32] r10:82918930 r9:eb6f5d84 r8:00000002 r7:60000013 r6:eb6f5d8c r5:8560e000 [ 1343.601929][ T32] r4:8560e000 [ 1343.601955][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.601997][ T32] r5:8560e000 r4:8291892c [ 1343.602038][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.602098][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.602169][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1343.602196][ T32] r4:00000000 [ 1343.602224][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.602289][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.602332][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.602384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b64280 [ 1343.602430][ T32] r4:00000000 [ 1343.602453][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.602540][ T32] r9:83018005 r8:8560e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1343.602584][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.602630][ T32] r5:00001000 r4:e0395000 [ 1343.602650][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.602688][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.602752][ T32] r5:855dfb8c r4:855df800 [ 1343.602799][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.602847][ T32] r7:dddced80 r6:83018000 r5:855dfb8c r4:84b75480 [ 1343.602868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.602938][ T32] r10:61c88647 r9:8560e000 r8:84b754ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.602966][ T32] r4:84b75480 [ 1343.602986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.603032][ T32] r10:00000000 r9:84b75480 r8:8027f5e8 r7:eb821e60 r6:8555aa80 r5:8560e000 [ 1343.603071][ T32] r4:00000001 [ 1343.603094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.603130][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1343.603157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.603186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.603234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.603288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.603313][ T32] r4:84b77cc0 [ 1343.603719][ T32] INFO: task kworker/0:822:5153 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.603753][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.603825][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.603871][ T32] Call trace: [ 1343.603937][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.603990][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.604037][ T32] r4:00000000 [ 1343.604060][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.604099][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.604138][ T32] 5d20: bec0a000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.604180][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.604209][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.604234][ T32] r5:800c0113 r4:80239bb0 [ 1343.604272][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.604347][ T32] r4:82ac11e4 [ 1343.604371][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.604415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.604438][ T32] r4:e0545dc0 [ 1343.604458][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.604500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.604540][ T32] r4:00000000 [ 1343.604563][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.604610][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.604652][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.604718][ T32] r5:00001000 r4:e038d000 [ 1343.604765][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.604809][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.604860][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.604883][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.604930][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.604951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.604996][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.605018][ T32] r4:84b6e700 [ 1343.605037][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.605080][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.605103][ T32] r4:00000001 [ 1343.605132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.605171][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.605198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.605227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.605253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.605453][ T32] task:kworker/0:823 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.606023][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f9e08 ** 9 printk messages dropped ** [ 1343.606532][ T32] r5:00001000 r4:dfe13000 ** 1 printk messages dropped ** [ 1343.606619][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.606861][ T32] r4:84b75500 ** 6 printk messages dropped ** [ 1343.607178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.607841][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1343.608244][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.608451][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.629456][ T32] r5:84ab1b8c r4:84ab1800 ** 2 printk messages dropped ** [ 1343.629578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.629629][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.629652][ T32] r4:84b6e700 [ 1343.629674][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.629745][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.629771][ T32] r4:00000001 [ 1343.629814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.629878][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.629912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.629942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.629969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.630021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.630058][ T32] r4:84b6d780 [ 1343.630086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.630119][ T32] INFO: task kworker/0:824:5157 blocked for more than 470 seconds. [ 1343.630177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.630227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.630273][ T32] task:kworker/0:824 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.630380][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.630430][ T32] Call trace: [ 1343.630491][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.630575][ T32] r10:82918930 r9:eb831d84 r8:00000002 r7:60000013 r6:eb831d8c r5:8560d400 [ 1343.630598][ T32] r4:8560d400 [ 1343.630641][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.630695][ T32] r5:8560d400 r4:8291892c [ 1343.630740][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.630786][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.630833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 [ 1343.630856][ T32] r4:00000000 [ 1343.630892][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.630933][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.630973][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.631014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b64400 ** 4 printk messages dropped ** [ 1343.631194][ T32] r5:00001000 r4:ea80f000 [ 1343.631227][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.631467][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.632312][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.633630][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.633775][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.633804][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.633849][ T32] r5:800c0113 r4:80239bb0 [ 1343.633905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.633952][ T32] r4:82ac11e4 [ 1343.633987][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.634056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.634102][ T32] r4:e0545dc0 [ 1343.634148][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.634204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.634230][ T32] r4:00000000 [ 1343.634272][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.634365][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.634390][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.634435][ T32] r5:00001000 r4:e038d000 [ 1343.634454][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.634492][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.634572][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.634594][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.634651][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.634676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.634722][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.634745][ T32] r4:84b6e700 [ 1343.634765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.634828][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.634856][ T32] r4:00000001 [ 1343.634902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.634941][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.634990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.635023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.635052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.635093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.635140][ T32] r4:84b6d780 [ 1343.635163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.635189][ T32] INFO: task kworker/0:825:5159 blocked for more than 470 seconds. [ 1343.635217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.635241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.635261][ T32] task:kworker/0:825 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.635333][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.635375][ T32] Call trace: [ 1343.635404][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.635455][ T32] r10:82918930 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:8560ec00 [ 1343.635479][ T32] r4:8560ec00 [ 1343.635527][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.635573][ T32] r5:8560ec00 r4:8291892c [ 1343.635594][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.635644][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.635714][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1343.635743][ T32] r4:00000000 [ 1343.635781][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.635827][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.635865][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.636090][ T32] r5:00001000 r4:eaa41000 [ 1343.636141][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.636184][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.636411][ T32] r10:61c88647 r9:8560ec00 r8:84b7562c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.636792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.637274][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.637561][ T32] 5d20: befe1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1343.637908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1343.638321][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1343.638548][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.669430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.669928][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.670257][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.670365][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 [ 1343.670394][ T32] r4:00000000 [ 1343.670414][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.670483][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.670563][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.670652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b645c0 [ 1343.670724][ T32] r4:00000000 [ 1343.670749][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.670800][ T32] r9:83018005 r8:85609800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1343.670832][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.670898][ T32] r5:00001000 r4:ea8eb000 [ 1343.670922][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.670983][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.671169][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.671595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.672276][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.672531][ T32] 5d20: bf531000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 8 printk messages dropped ** [ 1343.672852][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1343.673251][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1343.673424][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 11 printk messages dropped ** [ 1343.673836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.674316][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.674846][ T32] r5:00001000 r4:eac0d000 ** 1 printk messages dropped ** [ 1343.674953][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.675251][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.675529][ T32] r4:84b64480 ** 3 printk messages dropped ** [ 1343.675904][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.676128][ T32] 5d20: bf531000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1343.676515][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.676946][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1343.677223][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.677813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.678456][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.709771][ T32] r4:85604800 [ 1343.709827][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.709898][ T32] r5:85604800 r4:8291892c [ 1343.709924][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.709967][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.710014][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1343.710036][ T32] r4:00000000 [ 1343.710055][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.710095][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.710142][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.710185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b64cc0 [ 1343.710208][ T32] r4:00000000 [ 1343.710227][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.710274][ T32] r9:83018005 r8:85604800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.710324][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.710376][ T32] r5:00001000 r4:eaf75000 [ 1343.710429][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.710474][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.710584][ T32] r5:855e578c r4:855e5400 [ 1343.710608][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.710681][ T32] r7:dddced80 r6:83018000 r5:855e578c r4:84b75780 [ 1343.710708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.710824][ T32] r10:61c88647 r9:85604800 r8:84b757ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.710881][ T32] r4:84b75780 [ 1343.710905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.711003][ T32] r10:00000000 r9:84b75780 r8:8027f5e8 r7:eb83de60 r6:8555ad80 r5:85604800 [ 1343.711030][ T32] r4:00000001 [ 1343.711085][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.711169][ T32] Exception stack(0xeb841fb0 to 0xeb841ff8) [ 1343.711239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.711302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.711362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.711426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.711486][ T32] r4:84b647c0 [ 1343.712178][ T32] INFO: task kworker/0:828:5165 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.712310][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.712414][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.712468][ T32] Call trace: [ 1343.712500][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.712629][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.712687][ T32] r4:00000000 [ 1343.712721][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.712795][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.712828][ T32] 5d20: c00ab000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.712888][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.712945][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.712973][ T32] r5:800c0113 r4:80239bb0 [ 1343.712993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.713036][ T32] r4:82ac11e4 [ 1343.713055][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.713119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.713146][ T32] r4:e0545dc0 [ 1343.713167][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.713209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.713255][ T32] r4:00000000 [ 1343.713279][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.713368][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.713394][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.713465][ T32] r5:00001000 r4:e038d000 [ 1343.713533][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.713599][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.713644][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.713664][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.713747][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.713773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.713849][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.713914][ T32] r4:84b6e700 [ 1343.713938][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.713983][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.714017][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.714101][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.714447][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.714938][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.715495][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.715618][ T32] r5:00001000 r4:ead9f000 [ 1343.715659][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.715707][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.715771][ T32] r5:855e4f8c r4:855e4c00 [ 1343.715795][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.715841][ T32] r7:dddced80 r6:83018000 r5:855e4f8c r4:84b75800 [ 1343.715862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.715906][ T32] r10:61c88647 r9:85610000 r8:84b7582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.715928][ T32] r4:84b75800 [ 1343.716007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.716094][ T32] r10:00000000 r9:84b75800 r8:8027f5e8 r7:eb841e60 r6:8555ae00 r5:85610000 [ 1343.716153][ T32] r4:00000001 [ 1343.716175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.716214][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1343.716270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.716369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.716454][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.716489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.716520][ T32] r4:84b64780 [ 1343.716740][ T32] INFO: task kworker/0:829:5167 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.716772][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.716888][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.716967][ T32] Call trace: [ 1343.717054][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.717136][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.717164][ T32] r4:00000000 [ 1343.717187][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.717225][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.717253][ T32] 5d20: c00ab000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.717283][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.717371][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.717402][ T32] r5:800c0113 r4:80239bb0 [ 1343.717423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.717466][ T32] r4:82ac11e4 [ 1343.717500][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.717627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.717656][ T32] r4:e0545dc0 [ 1343.717677][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.717720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.717744][ T32] r4:00000000 [ 1343.717762][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.717808][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.717868][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.717914][ T32] r5:00001000 r4:e038d000 [ 1343.717934][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.717974][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.718015][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.718034][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.718080][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.718100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.718228][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 8 printk messages dropped ** [ 1343.739432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1343.740169][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.740739][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.740812][ T32] r5:00001000 r4:eb285000 ** 2 printk messages dropped ** [ 1343.740919][ T32] r5:855e6b8c r4:855e6800 ** 3 printk messages dropped ** [ 1343.741100][ T32] r10:61c88647 r9:85611800 r8:84b758ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.741463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1343.742386][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1343.742886][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1343.743151][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1343.743489][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.743795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.744115][ T32] Call trace: [ 1343.744146][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.744227][ T32] r10:82918930 r9:eb851d84 r8:00000002 r7:60000013 r6:eb851d8c r5:85613000 [ 1343.744284][ T32] r4:85613000 [ 1343.744350][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.744436][ T32] r5:85613000 r4:8291892c [ 1343.744479][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.744581][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.744749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 1343.744809][ T32] r4:00000000 [ 1343.744854][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.744975][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.745122][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.745228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e05c0 [ 1343.745384][ T32] r4:00000000 [ 1343.745445][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.745594][ T32] r9:83018205 r8:85613000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1343.745643][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.745691][ T32] r5:00001000 r4:eb503000 [ 1343.745775][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.745824][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.745868][ T32] r5:85542f8c r4:85542c00 [ 1343.745922][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.746011][ T32] r7:ddde2d80 r6:83018200 r5:85542f8c r4:8555af00 [ 1343.746035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.746081][ T32] r10:61c88647 r9:85613000 r8:8555af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.746104][ T32] r4:8555af00 [ 1343.746123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.746165][ T32] r10:00000000 r9:8555af00 r8:8027f5e8 r7:eb631e60 r6:8555af80 r5:85613000 [ 1343.746187][ T32] r4:00000001 [ 1343.746205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.746240][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1343.746266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.746296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.746322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.746351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.746372][ T32] r4:84bbf340 [ 1343.746658][ T32] INFO: task kworker/1:191:5172 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.746697][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.746793][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.746873][ T32] Call trace: ** 3 printk messages dropped ** [ 1343.747052][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1343.747633][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1343.747909][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1343.748237][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.748590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.771778][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.772022][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.772582][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.772786][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.773126][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.773399][ T32] r4:84b64d00 ** 3 printk messages dropped ** [ 1343.774031][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.774257][ T32] 5d20: c06d8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 8 printk messages dropped ** [ 1343.774683][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1343.775104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.775453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.775856][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.776078][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1343.776608][ T32] r5:00001000 r4:eaff9000 ** 1 printk messages dropped ** [ 1343.776668][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.776993][ T32] r10:00000000 r9:84b75980 r8:8027f5e8 r7:eb849e60 r6:84baa080 r5:85614800 ** 9 printk messages dropped ** [ 1343.777529][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1343.777887][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.777944][ T32] r4:00000000 [ 1343.777985][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.778086][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.778177][ T32] 5d20: c06d8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.778254][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.778308][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.778360][ T32] r5:800c0113 r4:80239bb0 [ 1343.778401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.778559][ T32] r4:82ac11e4 [ 1343.801610][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.801747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.801779][ T32] r4:e0545dc0 [ 1343.801802][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.801863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.801891][ T32] r4:00000000 [ 1343.801913][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.801963][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.801985][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.802031][ T32] r5:00001000 r4:e038d000 [ 1343.802063][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.802108][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.802152][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.802172][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.802219][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.802240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.802286][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.802308][ T32] r4:84b6e700 [ 1343.802348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.802399][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.802422][ T32] r4:00000001 [ 1343.802442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.802498][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.802656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.802722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.802760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.802791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.802814][ T32] r4:84b6d780 [ 1343.802840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.802882][ T32] INFO: task kworker/0:833:5178 blocked for more than 470 seconds. [ 1343.802917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.802945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.802966][ T32] task:kworker/0:833 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.803022][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.803069][ T32] Call trace: [ 1343.803103][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.803155][ T32] r10:82918930 r9:eb869d84 r8:00000002 r7:60000113 r6:eb869d8c r5:85613c00 [ 1343.803178][ T32] r4:85613c00 [ 1343.803197][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.803237][ T32] r5:85613c00 r4:8291892c [ 1343.803256][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.803295][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.803341][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1343.803363][ T32] r4:00000000 [ 1343.803382][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.803419][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.803456][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.803497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b649c0 [ 1343.803526][ T32] r4:00000000 [ 1343.803546][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.803589][ T32] r9:83018005 r8:85613c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1343.803610][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.803652][ T32] r5:00001000 r4:eb1e1000 [ 1343.803699][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.803748][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.803827][ T32] r5:855e638c r4:855e6000 [ 1343.803851][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.803898][ T32] r7:dddced80 r6:83018000 r5:855e638c r4:84b75a00 [ 1343.803918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.803962][ T32] r10:61c88647 r9:85613c00 r8:84b75a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.803985][ T32] r4:84b75a00 [ 1343.804005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.804048][ T32] r10:00000000 r9:84b75a00 r8:8027f5e8 r7:eb849e60 r6:84baa100 r5:85613c00 ** 7 printk messages dropped ** [ 1343.804318][ T32] r4:84b64e00 ** 5 printk messages dropped ** [ 1343.805067][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.805121][ T32] r4:00000000 [ 1343.805145][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.805184][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.805213][ T32] 5d20: c0a34000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.805243][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.805290][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.805318][ T32] r5:800c0113 r4:80239bb0 [ 1343.805339][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.805380][ T32] r4:82ac11e4 [ 1343.805401][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.805458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.805531][ T32] r4:e0545dc0 [ 1343.805556][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.805600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.805643][ T32] r4:00000000 [ 1343.805667][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.805724][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.805748][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.805792][ T32] r5:00001000 r4:e038d000 ** 4 printk messages dropped ** [ 1343.805971][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1343.806121][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1343.806580][ T32] INFO: task kworker/0:834:5179 blocked for more than 470 seconds. ** 8 printk messages dropped ** [ 1343.806935][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1343.807270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4d9c0 ** 4 printk messages dropped ** [ 1343.807449][ T32] r5:00001000 r4:eb255000 ** 1 printk messages dropped ** [ 1343.807542][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.808073][ T32] r10:00000000 r9:84b75a80 r8:8027f5e8 r7:eb849e60 r6:84baa180 r5:85610c00 ** 10 printk messages dropped ** [ 1343.827988][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.828363][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 6 printk messages dropped ** [ 1343.829211][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1343.829775][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.830214][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1343.830418][ T32] task:kworker/0:835 state:D stack:0 pid:5181 tgid:5181 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1343.831102][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.831533][ T32] r5:00001000 r4:eb43d000 ** 3 printk messages dropped ** [ 1343.831763][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.832234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.833339][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.833467][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.833537][ T32] 5d20: c0fc7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.833605][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.833668][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.833721][ T32] r5:800c0113 r4:80239bb0 [ 1343.833788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.833878][ T32] r4:82ac11e4 [ 1343.833927][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.834029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.834077][ T32] r4:e0545dc0 [ 1343.834134][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.834231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.834288][ T32] r4:00000000 [ 1343.834333][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.834448][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.834570][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.834670][ T32] r5:00001000 r4:e038d000 [ 1343.834720][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.834806][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.834893][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.834940][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.835036][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.835082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.835180][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.835249][ T32] r4:84b6e700 [ 1343.835308][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.835406][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.835460][ T32] r4:00000001 [ 1343.835511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.835594][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.835654][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.835713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.835767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.835831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.835880][ T32] r4:84b6d780 [ 1343.835956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.836019][ T32] INFO: task kworker/0:836:5183 blocked for more than 470 seconds. [ 1343.836077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.836129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.836173][ T32] task:kworker/0:836 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.836270][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.836357][ T32] Call trace: [ 1343.836422][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.836527][ T32] r10:82918930 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:85616000 [ 1343.836578][ T32] r4:85616000 [ 1343.836641][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.836729][ T32] r5:85616000 r4:8291892c [ 1343.836775][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.836864][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.836970][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1343.837031][ T32] r4:00000000 [ 1343.837076][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.837134][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.837173][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.837214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654040 [ 1343.837236][ T32] r4:00000000 [ 1343.837282][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.837395][ T32] r5:00001000 r4:eb3a1000 [ 1343.837468][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.837655][ T32] r7:dddced80 r6:83018000 r5:855e6f8c r4:84b75b80 ** 7 printk messages dropped ** [ 1343.838005][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) ** 4 printk messages dropped ** [ 1343.838209][ T32] r4:84b64a80 ** 5 printk messages dropped ** [ 1343.874252][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1343.874611][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.874965][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.875205][ T32] r5:84ab1b8c r4:84ab1800 ** 6 printk messages dropped ** [ 1343.875555][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1343.875862][ T32] INFO: task kworker/0:837:5186 blocked for more than 470 seconds. ** 8 printk messages dropped ** [ 1343.876194][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1343.876706][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.876944][ T32] r5:00001000 r4:eb485000 ** 4 printk messages dropped ** [ 1343.877287][ T32] r7:dddced80 r6:83018000 r5:855e7b8c r4:84b75c00 ** 4 printk messages dropped ** [ 1343.877664][ T32] r10:00000000 r9:84b75c00 r8:8027f5e8 r7:eb875e60 r6:84baa300 r5:855b1800 [ 1343.877712][ T32] r4:00000001 [ 1343.877735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.877774][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1343.877800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.877851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.877883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.877912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.877963][ T32] r4:85654100 [ 1343.878556][ T32] INFO: task kworker/0:837:5186 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.887672][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.887769][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.887882][ T32] Call trace: [ 1343.887918][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.887974][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.887998][ T32] r4:00000000 [ 1343.888029][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.888082][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.888114][ T32] 5d20: c1b74000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.888144][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.888171][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.888218][ T32] r5:800c0113 r4:80239bb0 [ 1343.888243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.888288][ T32] r4:82ac11e4 [ 1343.888329][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.888377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.888400][ T32] r4:e0545dc0 [ 1343.888434][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.888479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.888526][ T32] r4:00000000 [ 1343.888552][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.888642][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.889018][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.889093][ T32] r5:00001000 r4:e038d000 [ 1343.889138][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.889185][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.889242][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.889291][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.889365][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.889389][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.889436][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.889481][ T32] r4:84b6e700 [ 1343.889511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.889559][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.889582][ T32] r4:00000001 [ 1343.889602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.889637][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.889677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.889736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.889795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.889828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.890281][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.890546][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1343.891009][ T32] r5:00001000 r4:eb45f000 [ 1343.891064][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.891233][ T32] r7:dddced80 r6:83018000 r5:855e778c r4:84b75c80 ** 8 printk messages dropped ** [ 1343.891522][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.892179][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.892526][ T32] 5d20: c1b74000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1343.893031][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.893370][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1343.893582][ T32] r4:84b6e700 [ 1343.893603][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.893658][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.893684][ T32] r4:00000001 [ 1343.893704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.893761][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.893798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.893838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.893869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.893900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.893922][ T32] r4:84b6d780 [ 1343.893942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.893988][ T32] INFO: task kworker/0:839:5190 blocked for more than 470 seconds. [ 1343.894021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.894046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.894066][ T32] task:kworker/0:839 state:D stack:0 pid:5190 tgid:5190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.894124][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.894199][ T32] Call trace: [ 1343.894233][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.894280][ T32] r10:82918930 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:84049800 [ 1343.894303][ T32] r4:84049800 [ 1343.894323][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.894374][ T32] r5:84049800 r4:8291892c [ 1343.894397][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.894446][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.894497][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1343.894598][ T32] r4:00000000 [ 1343.894627][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.894692][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.894762][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.894823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654980 [ 1343.894850][ T32] r4:00000000 [ 1343.894891][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.894942][ T32] r9:83018005 r8:84049800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1343.894963][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.895027][ T32] r5:00001000 r4:eb4bf000 [ 1343.895051][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.895091][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.895133][ T32] r5:855e878c r4:855e8400 [ 1343.895153][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.895196][ T32] r7:dddced80 r6:83018000 r5:855e878c r4:84b75d80 [ 1343.895238][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.895335][ T32] r10:61c88647 r9:84049800 r8:84b75dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.895363][ T32] r4:84b75d80 [ 1343.895384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.895431][ T32] r10:00000000 r9:84b75d80 r8:8027f5e8 r7:eb889e60 r6:84b75e00 r5:84049800 [ 1343.895476][ T32] r4:00000001 [ 1343.895499][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.895541][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1343.895588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.895621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.895677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.896272][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.896482][ T32] r5:800c0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.896768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1343.897140][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1343.897395][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.897654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1343.898049][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1343.898443][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.929586][ T32] r5:00001000 r4:eb49d000 ** 3 printk messages dropped ** [ 1343.929813][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.930208][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) ** 3 printk messages dropped ** [ 1343.930378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.930404][ T32] r4:85654380 [ 1343.930873][ T32] INFO: task kworker/0:840:5191 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.930915][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.930987][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.931062][ T32] Call trace: [ 1343.931146][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.931215][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.931239][ T32] r4:00000000 [ 1343.931259][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.931297][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.931342][ T32] 5d20: c2579000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.931428][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.931461][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.931497][ T32] r5:800c0113 r4:80239bb0 [ 1343.931526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.931570][ T32] r4:82ac11e4 [ 1343.931604][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.931673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.931707][ T32] r4:e0545dc0 [ 1343.931740][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.931833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.931879][ T32] r4:00000000 [ 1343.931927][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.932000][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.932026][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.932070][ T32] r5:00001000 r4:e038d000 [ 1343.932113][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.932158][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.932221][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.932276][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.932326][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.932348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.932393][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.932438][ T32] r4:84b6e700 [ 1343.932480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.932536][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.932559][ T32] r4:00000001 [ 1343.932600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.932648][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.932698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.932762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.932816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.932852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.932875][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1343.933012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1343.933436][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.933918][ T32] r9:83018005 r8:855b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 1 printk messages dropped ** [ 1343.933988][ T32] r5:00001000 r4:eb4af000 ** 2 printk messages dropped ** [ 1343.934142][ T32] r5:855e838c r4:855e8000 ** 2 printk messages dropped ** [ 1343.934255][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.934739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.935494][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.935695][ T32] r5:800c0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.935982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1343.936446][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.936792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.937351][ T32] r10:82918930 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:855b3000 ** 7 printk messages dropped ** [ 1343.937726][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.938377][ T32] r5:00001000 r4:eb5af000 ** 2 printk messages dropped ** [ 1343.938497][ T32] r5:855e9b8c r4:855e9800 ** 3 printk messages dropped ** [ 1343.961193][ T32] r10:61c88647 r9:855b3000 r8:8565e02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.961618][ T32] r4:85654840 ** 4 printk messages dropped ** [ 1343.962346][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.962904][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.963101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.963149][ T32] r4:00000000 [ 1343.963173][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.963220][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.963264][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.963335][ T32] r5:00001000 r4:e038d000 [ 1343.963380][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.963423][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.963488][ T32] r5:84ab1b8c r4:84ab1800 [ 1343.963516][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.963563][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1343.963584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.963650][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.963697][ T32] r4:84b6e700 [ 1343.963720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.963798][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1343.963826][ T32] r4:00000001 [ 1343.963858][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.963897][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1343.963924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.963987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.964018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.964069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.964122][ T32] r4:84b6d780 [ 1343.964147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.964196][ T32] INFO: task kworker/0:843:5197 blocked for more than 470 seconds. [ 1343.964256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.964284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.964306][ T32] task:kworker/0:843 state:D stack:0 pid:5197 tgid:5197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.964378][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.964478][ T32] Call trace: [ 1343.964520][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.964612][ T32] r10:82918930 r9:eb8a9d84 r8:00000002 r7:60000013 r6:eb8a9d8c r5:855b0c00 [ 1343.964672][ T32] r4:855b0c00 [ 1343.964733][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.964793][ T32] r5:855b0c00 r4:8291892c [ 1343.964816][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.964858][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.964905][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1343.964928][ T32] r4:00000000 [ 1343.964947][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.964995][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.965058][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.965104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654b00 [ 1343.965149][ T32] r4:00000000 [ 1343.965172][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.965228][ T32] r9:83018005 r8:855b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1343.965255][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.965298][ T32] r5:00001000 r4:eb4d7000 [ 1343.965318][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.965398][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.965469][ T32] r5:855e8b8c r4:855e8800 [ 1343.965493][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.965548][ T32] r7:dddced80 r6:83018000 r5:855e8b8c r4:8565e080 [ 1343.965579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.965649][ T32] r10:61c88647 r9:855b0c00 r8:8565e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.965675][ T32] r4:8565e080 [ 1343.965695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.965739][ T32] r10:00000000 r9:8565e080 r8:8027f5e8 r7:eb8a5e60 r6:84baa480 r5:855b0c00 [ 1343.965787][ T32] r4:00000001 [ 1343.965828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.965866][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1343.965920][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.965962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.965989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.966018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.966060][ T32] r4:85654840 [ 1343.966300][ T32] INFO: task kworker/0:843:5197 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1343.966362][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.966423][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.966468][ T32] Call trace: [ 1343.966498][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.966610][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.966635][ T32] r4:00000000 [ 1343.966655][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.966692][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.966720][ T32] 5d20: c2a05000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1343.967115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1343.967616][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.967947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.968064][ T32] r4:84b6d780 [ 1343.968095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.968124][ T32] INFO: task kworker/0:844:5199 blocked for more than 470 seconds. [ 1343.968163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.968189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.968219][ T32] task:kworker/0:844 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.968288][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.968350][ T32] Call trace: [ 1343.968384][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1343.968461][ T32] r10:82918930 r9:eb8b5d84 r8:00000002 r7:60000113 r6:eb8b5d8c r5:855b4800 [ 1343.968488][ T32] r4:855b4800 [ 1343.968512][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.968556][ T32] r5:855b4800 r4:8291892c [ 1343.968586][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.991821][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.991956][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 1343.992006][ T32] r4:00000000 [ 1343.992040][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1343.992095][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.992138][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.992180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654c40 [ 1343.992224][ T32] r4:00000000 [ 1343.992257][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.992309][ T32] r9:83018005 r8:855b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1343.992354][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.992404][ T32] r5:00001000 r4:eb4ed000 [ 1343.992425][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1343.992485][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.992559][ T32] r5:855e8f8c r4:855e8c00 [ 1343.992590][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.992648][ T32] r7:dddced80 r6:83018000 r5:855e8f8c r4:8565e100 [ 1343.992673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.992719][ T32] r10:61c88647 r9:855b4800 r8:8565e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.992757][ T32] r4:8565e100 [ 1343.992780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.992836][ T32] r10:00000000 r9:8565e100 r8:8027f5e8 r7:eb8a5e60 r6:84baa500 r5:855b4800 [ 1343.992881][ T32] r4:00000001 [ 1343.992925][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.992987][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 1343.993022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.993053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.993094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.993146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1343.993808][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.993860][ T32] Call trace: [ 1343.993892][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1343.993962][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1343.994011][ T32] r4:00000000 [ 1343.994054][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.994100][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1343.994132][ T32] 5d20: c2ee8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1343.994163][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1343.994188][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1343.994213][ T32] r5:800c0113 r4:80239bb0 [ 1343.994233][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.994274][ T32] r4:82ac11e4 [ 1343.994295][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.994337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1343.994360][ T32] r4:e0545dc0 [ 1343.994400][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1343.994446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.994469][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.994613][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.995044][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.995457][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1343.995662][ T32] task:kworker/0:845 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1343.996206][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.996572][ T32] r5:00001000 r4:eb4ff000 [ 1343.996602][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.996777][ T32] r7:dddced80 r6:83018000 r5:855e938c r4:8565e180 ** 8 printk messages dropped ** [ 1343.997196][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.997833][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.998239][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.998460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1343.998482][ T32] r4:00000000 [ 1343.998546][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1343.998640][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.998751][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.009143][ T32] r5:00001000 r4:e038d000 [ 1344.009202][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.009273][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.009321][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.009343][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.009394][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.009417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.009513][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.009549][ T32] r4:84b6e700 [ 1344.009573][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.009647][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.009677][ T32] r4:00000001 [ 1344.009700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.009740][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.009776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.009809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.009837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.009882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.009910][ T32] r4:84b6d780 [ 1344.009957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.009994][ T32] INFO: task kworker/0:846:5203 blocked for more than 470 seconds. [ 1344.010029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.010056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.010079][ T32] task:kworker/0:846 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.010181][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.010260][ T32] Call trace: [ 1344.010311][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.010367][ T32] r10:82918930 r9:eb891d84 r8:00000002 r7:60000013 r6:eb891d8c r5:8404bc00 [ 1344.010399][ T32] r4:8404bc00 [ 1344.010456][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.010543][ T32] r5:8404bc00 r4:8291892c [ 1344.010612][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.010679][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.010730][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1344.010777][ T32] r4:00000000 [ 1344.010826][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.010905][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.010974][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.011024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654ec0 ** 4 printk messages dropped ** [ 1344.011224][ T32] r5:00001000 r4:eb517000 [ 1344.011245][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.011306][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.011355][ T32] r5:855e978c r4:855e9400 [ 1344.011398][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.011449][ T32] r7:dddced80 r6:83018000 r5:855e978c r4:8565e200 [ 1344.011474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.011537][ T32] r10:61c88647 r9:8404bc00 r8:8565e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.011563][ T32] r4:8565e200 [ 1344.011604][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.011656][ T32] r10:00000000 r9:8565e200 r8:8027f5e8 r7:eb8a5e60 r6:8565e280 r5:8404bc00 [ 1344.011680][ T32] r4:00000001 [ 1344.011719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.011770][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 1344.011803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.011836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.011864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.011916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.011944][ T32] r4:85654bc0 [ 1344.012321][ T32] INFO: task kworker/0:846:5203 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.012358][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.012483][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.012564][ T32] Call trace: [ 1344.012646][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.012715][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.012751][ T32] r4:00000000 [ 1344.012775][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.012817][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.012847][ T32] 5d20: c2ee8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.012876][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.012904][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.012953][ T32] r5:800c0113 r4:80239bb0 [ 1344.012981][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.013034][ T32] r4:82ac11e4 [ 1344.013057][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.013102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 2 printk messages dropped ** [ 1344.013253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1344.013757][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1344.013983][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1344.014385][ T32] INFO: task kworker/0:847:5206 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.014786][ T32] r4:8404c800 ** 6 printk messages dropped ** [ 1344.015032][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.015366][ T32] r5:00001000 r4:eb633000 [ 1344.015387][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.015594][ T32] r7:dddced80 r6:83018000 r5:855ea78c r4:8565e300 ** 5 printk messages dropped ** [ 1344.015840][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.016013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.016441][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.016754][ T32] 5d20: c2ee8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1344.017226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1344.017652][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1344.017862][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.018156][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1344.018306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1344.049283][ T32] r10:82918930 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:8404d400 [ 1344.049330][ T32] r4:8404d400 [ 1344.049354][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.049425][ T32] r5:8404d400 r4:8291892c [ 1344.049462][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.049551][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.049611][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1344.049635][ T32] r4:00000000 [ 1344.049656][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.049712][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.049786][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.049831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566e040 [ 1344.049854][ T32] r4:00000000 [ 1344.049874][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.049955][ T32] r9:83018005 r8:8404d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1344.049990][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.050037][ T32] r5:00001000 r4:eb5bf000 [ 1344.050067][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.050152][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.050222][ T32] r5:855e9f8c r4:855e9c00 [ 1344.050246][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.050304][ T32] r7:dddced80 r6:83018000 r5:855e9f8c r4:8565e400 [ 1344.050329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.050404][ T32] r10:61c88647 r9:8404d400 r8:8565e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.050430][ T32] r4:8565e400 [ 1344.050451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.050572][ T32] r10:00000000 r9:8565e400 r8:8027f5e8 r7:eb8bde60 r6:8565e480 r5:8404d400 [ 1344.050606][ T32] r4:00000001 [ 1344.050651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.050694][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1344.050726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.050786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.050818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.050848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.050870][ T32] r4:8566e080 [ 1344.051273][ T32] INFO: task kworker/0:848:5207 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.051308][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.051379][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.051440][ T32] Call trace: [ 1344.051499][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.051578][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.051607][ T32] r4:00000000 [ 1344.051628][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.051679][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.051711][ T32] 5d20: c37ee000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.051741][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.051801][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.051829][ T32] r5:800c0113 r4:80239bb0 [ 1344.051850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.051912][ T32] r4:82ac11e4 [ 1344.051942][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.051986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.052009][ T32] r4:e0545dc0 [ 1344.052029][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.052072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.052094][ T32] r4:00000000 [ 1344.052113][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.052159][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.052180][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.052222][ T32] r5:00001000 r4:e038d000 [ 1344.052242][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.052280][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.052321][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.052342][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.052386][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.052428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.052480][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.052514][ T32] r4:84b6e700 [ 1344.052537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.052583][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.052615][ T32] r4:00000001 [ 1344.052639][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.052676][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.052713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.052745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.052798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.052830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.052863][ T32] r4:84b6d780 [ 1344.052910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1344.053120][ T32] task:kworker/0:849 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.053556][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.053755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566e500 ** 4 printk messages dropped ** [ 1344.053968][ T32] r5:00001000 r4:eb61f000 [ 1344.053991][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.054170][ T32] r7:dddced80 r6:83018000 r5:855ea38c r4:8565e500 ** 8 printk messages dropped ** [ 1344.054496][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.054998][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.055261][ T32] 5d20: c37ee000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1344.055608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1344.055979][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1344.056208][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.056454][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1344.056577][ T32] task:kworker/0:850 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.057032][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.057345][ T32] r9:83018005 r8:84048c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1344.057368][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.057410][ T32] r5:00001000 r4:eb63d000 [ 1344.057430][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.057469][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.057516][ T32] r5:855eab8c r4:855ea800 [ 1344.057537][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.057582][ T32] r7:dddced80 r6:83018000 r5:855eab8c r4:8565e600 [ 1344.057604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.057673][ T32] r10:61c88647 r9:84048c00 r8:8565e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.057699][ T32] r4:8565e600 [ 1344.057743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.057796][ T32] r10:00000000 r9:8565e600 r8:8027f5e8 r7:eb8bde60 r6:8565e680 r5:84048c00 [ 1344.057844][ T32] r4:00000001 [ 1344.057868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.057924][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1344.057954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.058006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.058058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.058102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.058154][ T32] r4:8566e2c0 [ 1344.058324][ T32] INFO: task kworker/0:850:5213 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.058357][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.058422][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.058469][ T32] Call trace: [ 1344.058632][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.080702][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.080751][ T32] r4:00000000 [ 1344.080774][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.080837][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.080891][ T32] 5d20: c3d60000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.080928][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.080974][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.081024][ T32] r5:800c0113 r4:80239bb0 [ 1344.081069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.081150][ T32] r4:82ac11e4 [ 1344.081175][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.081220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.081253][ T32] r4:e0545dc0 [ 1344.081287][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.081334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.081366][ T32] r4:00000000 [ 1344.081412][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.081473][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.081498][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.081552][ T32] r5:00001000 r4:e038d000 [ 1344.081574][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.081613][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.081676][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.081700][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.081769][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.081794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.081840][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1344.081956][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1344.082352][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1344.082653][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1344.082949][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.083072][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.083369][ T32] r5:00001000 r4:e8779000 ** 4 printk messages dropped ** [ 1344.083554][ T32] r7:dddced80 r6:83018000 r5:855f438c r4:8565e700 ** 4 printk messages dropped ** [ 1344.083773][ T32] r10:00000000 r9:8565e700 r8:8027f5e8 r7:eb8d1e60 r6:84baa600 r5:855b6000 ** 9 printk messages dropped ** [ 1344.084462][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.085105][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.085257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1344.085817][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1344.085923][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.086092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.086344][ T32] task:kworker/0:852 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1344.086708][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.086748][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.086793][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1344.086816][ T32] r4:00000000 [ 1344.086856][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.086919][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.086960][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.087024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566e980 [ 1344.087050][ T32] r4:00000000 [ 1344.087071][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.087116][ T32] r9:83018005 r8:855b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1344.087137][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.087189][ T32] r5:00001000 r4:eb64f000 [ 1344.087221][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.087264][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.087328][ T32] r5:855eaf8c r4:855eac00 [ 1344.087352][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.087397][ T32] r7:dddced80 r6:83018000 r5:855eaf8c r4:8565e780 [ 1344.087454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.087538][ T32] r10:61c88647 r9:855b6c00 r8:8565e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.087568][ T32] r4:8565e780 [ 1344.087588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.087634][ T32] r10:00000000 r9:8565e780 r8:8027f5e8 r7:eb8d5e60 r6:84baa680 r5:855b6c00 [ 1344.087656][ T32] r4:00000001 [ 1344.087685][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.087722][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1344.087771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.087805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.087833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.087863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.087885][ T32] r4:8566e680 [ 1344.088085][ T32] INFO: task kworker/0:852:5216 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.088120][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.088197][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.088269][ T32] Call trace: [ 1344.088345][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.088395][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.088434][ T32] r4:00000000 [ 1344.088457][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.088515][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.088602][ T32] 5d20: c3d60000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.110887][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.110956][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.111001][ T32] r5:800c0113 r4:80239bb0 [ 1344.111029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.111093][ T32] r4:82ac11e4 [ 1344.111136][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.111205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.111253][ T32] r4:e0545dc0 [ 1344.111277][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.111321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.111345][ T32] r4:00000000 [ 1344.111374][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.111447][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.111482][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.111566][ T32] r5:00001000 r4:e038d000 [ 1344.111613][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.111680][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.111740][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.111763][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.111820][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.111846][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.111893][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.111939][ T32] r4:84b6e700 [ 1344.111963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.112009][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.112032][ T32] r4:00000001 [ 1344.112063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.112126][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.112157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.112186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.112213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.112243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.112265][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1344.112352][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1344.112703][ T32] r10:82918930 r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:855b5400 ** 8 printk messages dropped ** [ 1344.113145][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.113426][ T32] r5:00001000 r4:eb6fb000 ** 2 printk messages dropped ** [ 1344.113581][ T32] r5:8554238c r4:85542000 ** 2 printk messages dropped ** [ 1344.113695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.114075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.114964][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1344.115323][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1344.115624][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1344.116023][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1344.116251][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.116650][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.116997][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1344.117326][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.117535][ T32] r5:00001000 r4:eb66b000 ** 1 printk messages dropped ** [ 1344.117593][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.117635][ T32] r5:855eb38c r4:855eb000 [ 1344.117654][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.117698][ T32] r7:dddced80 r6:83018000 r5:855eb38c r4:8565e800 [ 1344.117718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.117762][ T32] r10:61c88647 r9:85616c00 r8:8565e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.117802][ T32] r4:8565e800 [ 1344.117825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.117892][ T32] r10:00000000 r9:8565e800 r8:8027f5e8 r7:eb8d5e60 r6:84baa800 r5:85616c00 [ 1344.117942][ T32] r4:00000001 [ 1344.117964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.118022][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1344.118052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.118081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.118107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.118136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.118158][ T32] r4:8566ea00 [ 1344.118345][ T32] INFO: task kworker/0:853:5219 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.118377][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.118458][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.118546][ T32] Call trace: [ 1344.134103][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.134207][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.134246][ T32] r4:00000000 [ 1344.134276][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.134320][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.134374][ T32] 5d20: c438e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.134408][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.134434][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.134459][ T32] r5:800c0113 r4:80239bb0 [ 1344.134479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.134552][ T32] r4:82ac11e4 [ 1344.134588][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.134657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.134704][ T32] r4:e0545dc0 [ 1344.134728][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.134771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.134794][ T32] r4:00000000 [ 1344.134813][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.134860][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.134884][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.134930][ T32] r5:00001000 r4:e038d000 [ 1344.134951][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.134990][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.135033][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.135054][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.135099][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.135119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.135163][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.135195][ T32] r4:84b6e700 [ 1344.135219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.135265][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.135310][ T32] r4:00000001 [ 1344.135351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.135390][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.135442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.135476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.135503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.135539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.135561][ T32] r4:84b6d780 [ 1344.135584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.135613][ T32] INFO: task kworker/0:854:5221 blocked for more than 470 seconds. [ 1344.135644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.135681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.135758][ T32] task:kworker/0:854 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.135826][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.135874][ T32] Call trace: [ 1344.135906][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.135972][ T32] r10:82918930 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:85618c00 [ 1344.136002][ T32] r4:85618c00 [ 1344.136043][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1344.136271][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.136441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566eb80 ** 4 printk messages dropped ** [ 1344.136710][ T32] r5:00001000 r4:dfa4b000 [ 1344.136730][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.136875][ T32] r7:dddced80 r6:83018000 r5:855eb78c r4:8565e880 ** 7 printk messages dropped ** [ 1344.137122][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) ** 4 printk messages dropped ** [ 1344.137261][ T32] r4:8566ea80 ** 4 printk messages dropped ** [ 1344.137893][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1344.138305][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1344.138431][ T32] r4:e0545dc0 [ 1344.138471][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.138546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.138611][ T32] r4:00000000 [ 1344.151398][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.151516][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.151549][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.151609][ T32] r5:00001000 r4:e038d000 [ 1344.151634][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.151695][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.151766][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.151800][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.151851][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.151873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.151938][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.151986][ T32] r4:84b6e700 [ 1344.152030][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.152081][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.152103][ T32] r4:00000001 [ 1344.152123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.152161][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.152191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.152220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.152267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.152301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.152346][ T32] r4:84b6d780 [ 1344.152373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.152404][ T32] INFO: task kworker/0:855:5223 blocked for more than 470 seconds. [ 1344.152436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.152461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.152483][ T32] task:kworker/0:855 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.152562][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.152666][ T32] Call trace: [ 1344.152733][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.152789][ T32] r10:82918930 r9:eb8edd84 r8:00000002 r7:60000013 r6:eb8edd8c r5:85618000 [ 1344.152813][ T32] r4:85618000 [ 1344.152834][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1344.153021][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.153209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ed00 ** 4 printk messages dropped ** [ 1344.153427][ T32] r5:00001000 r4:dfacb000 [ 1344.153456][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.153497][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.153567][ T32] r5:855ebb8c r4:855eb800 [ 1344.153612][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.153681][ T32] r7:dddced80 r6:83018000 r5:855ebb8c r4:8565e900 [ 1344.153706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.153752][ T32] r10:61c88647 r9:85618000 r8:8565e92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.153774][ T32] r4:8565e900 [ 1344.153793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.153858][ T32] r10:00000000 r9:8565e900 r8:8027f5e8 r7:eb8d5e60 r6:84baa900 r5:85618000 [ 1344.153884][ T32] r4:00000001 [ 1344.153925][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.153989][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1344.154019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.154091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.154122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.154172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.154203][ T32] r4:8566e680 [ 1344.154631][ T32] INFO: task kworker/0:855:5223 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 1 printk messages dropped ** [ 1344.154768][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.155050][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1344.155405][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1344.155841][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.156139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1344.156579][ T32] r10:82918930 r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:85619800 ** 9 printk messages dropped ** [ 1344.156992][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.157210][ T32] r5:00001000 r4:e056d000 [ 1344.157229][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.157405][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.157767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.158218][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.158296][ T32] Call trace: [ 1344.158352][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.158403][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.158427][ T32] r4:00000000 [ 1344.158447][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.158523][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.158561][ T32] 5d20: c4a06000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.158592][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.180762][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.180852][ T32] r5:800c0113 r4:80239bb0 [ 1344.180880][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.180947][ T32] r4:82ac11e4 [ 1344.180969][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.181036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.181065][ T32] r4:e0545dc0 [ 1344.181087][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.181142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.181168][ T32] r4:00000000 [ 1344.181189][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.181237][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.181260][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.181307][ T32] r5:00001000 r4:e038d000 [ 1344.181328][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.181367][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.181429][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.181484][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.181545][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.181600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.181649][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.181672][ T32] r4:84b6e700 [ 1344.181692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.181737][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.181760][ T32] r4:00000001 [ 1344.181802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.181844][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.181873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.181902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.181929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.181958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.182000][ T32] r4:84b6d780 [ 1344.182051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.182097][ T32] INFO: task kworker/0:857:5227 blocked for more than 470 seconds. [ 1344.182132][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1344.182272][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.182651][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.182697][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.182744][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 [ 1344.182766][ T32] r4:00000000 [ 1344.182807][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.182850][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.182909][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.182975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557af80 [ 1344.183003][ T32] r4:00000000 [ 1344.183023][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.183069][ T32] r9:83018005 r8:8561b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1344.183090][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.183133][ T32] r5:00001000 r4:eaa2b000 [ 1344.183174][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.183238][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.183306][ T32] r5:855f478c r4:855f4400 [ 1344.183331][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.183377][ T32] r7:dddced80 r6:83018000 r5:855f478c r4:8565ea00 [ 1344.183398][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.183442][ T32] r10:61c88647 r9:8561b000 r8:8565ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.183487][ T32] r4:8565ea00 [ 1344.183517][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.183562][ T32] r10:00000000 r9:8565ea00 r8:8027f5e8 r7:eb8d5e60 r6:84baaa00 r5:8561b000 [ 1344.183595][ T32] r4:00000001 [ 1344.183618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.183653][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1344.183680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.183709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.183760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.184301][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.185117][ T32] r5:800c0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.185490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1344.185888][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 1 printk messages dropped ** [ 1344.186002][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.186030][ T32] r4:84b6e700 [ 1344.186060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.186108][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.186131][ T32] r4:00000001 [ 1344.186151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.186185][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.186211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.186262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.186303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.186356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.186383][ T32] r4:84b6d780 [ 1344.186405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.186441][ T32] INFO: task kworker/0:858:5229 blocked for more than 470 seconds. [ 1344.186529][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.186563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.186585][ T32] task:kworker/0:858 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.187108][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 8 printk messages dropped ** [ 1344.187434][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.187483][ T32] r5:00001000 r4:eaa8f000 ** 1 printk messages dropped ** [ 1344.187551][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.187984][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.188185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1344.211596][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.211826][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1344.212155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1344.212640][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.212915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.213292][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.213521][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1344.213998][ T32] r5:00001000 r4:eaeb1000 [ 1344.214017][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.214160][ T32] r7:dddced80 r6:83018000 r5:855f5b8c r4:8565eb00 [ 1344.214201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.214280][ T32] r10:61c88647 r9:8561c800 r8:8565eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.214306][ T32] r4:8565eb00 [ 1344.214348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.214396][ T32] r10:00000000 r9:8565eb00 r8:8027f5e8 r7:eb8fde60 r6:84baab00 r5:8561c800 [ 1344.214434][ T32] r4:00000001 [ 1344.214456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.214525][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1344.214558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.214610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.214662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.214694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.214719][ T32] r4:8567c100 [ 1344.215156][ T32] INFO: task kworker/0:859:5232 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.215193][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.215251][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.215331][ T32] Call trace: [ 1344.215389][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.215447][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.215471][ T32] r4:00000000 [ 1344.215514][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.215557][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.215586][ T32] 5d20: c528b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.215637][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.215668][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.215693][ T32] r5:800c0113 r4:80239bb0 [ 1344.215713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.215754][ T32] r4:82ac11e4 [ 1344.215786][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.215841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.215881][ T32] r4:e0545dc0 [ 1344.215905][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.215948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.215970][ T32] r4:00000000 [ 1344.216021][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.216069][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.216093][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.216135][ T32] r5:00001000 r4:e038d000 [ 1344.216154][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.216193][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.216254][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.216278][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.216325][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.216346][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.216415][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.216441][ T32] r4:84b6e700 [ 1344.216462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.216513][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.216556][ T32] r4:00000001 [ 1344.216601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.216640][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.216699][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.216987][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.217331][ T32] r4:8561d400 ** 5 printk messages dropped ** [ 1344.217557][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.217719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c340 ** 4 printk messages dropped ** [ 1344.217864][ T32] r5:00001000 r4:eaad7000 [ 1344.217884][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.218200][ T32] r10:61c88647 r9:8561d400 r8:8565ebac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.232880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1344.233685][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.233892][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1344.234224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1344.234816][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.235056][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 4 printk messages dropped ** [ 1344.235338][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1344.235515][ T32] task:kworker/0:861 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.235976][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.236161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c4c0 ** 4 printk messages dropped ** [ 1344.236388][ T32] r5:00001000 r4:eab5d000 ** 4 printk messages dropped ** [ 1344.236595][ T32] r7:dddced80 r6:83018000 r5:855f538c r4:8565ec00 ** 7 printk messages dropped ** [ 1344.236974][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) ** 7 printk messages dropped ** [ 1344.237568][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.237868][ T32] 5d20: c54a7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1344.238173][ T32] r4:e0545dc0 ** 2 printk messages dropped ** [ 1344.238287][ T32] r4:00000000 [ 1344.238310][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.238357][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.238378][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.238420][ T32] r5:00001000 r4:e038d000 [ 1344.238440][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.238479][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.238555][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.238575][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.255251][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.255302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.255377][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.255426][ T32] r4:84b6e700 [ 1344.255464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.255525][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.255567][ T32] r4:00000001 [ 1344.255624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.255672][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.255710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.255741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.255772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.255803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.255837][ T32] r4:84b6d780 [ 1344.255891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.255928][ T32] INFO: task kworker/0:862:5238 blocked for more than 470 seconds. [ 1344.255974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.256000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.256047][ T32] task:kworker/0:862 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.256139][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.256213][ T32] Call trace: [ 1344.256291][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.256345][ T32] r10:82918930 r9:eb90dd84 r8:00000002 r7:60000013 r6:eb90dd8c r5:8561ec00 [ 1344.256370][ T32] r4:8561ec00 [ 1344.256411][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.256480][ T32] r5:8561ec00 r4:8291892c [ 1344.256511][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.256556][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.256604][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1344.256627][ T32] r4:00000000 [ 1344.256646][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.256705][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.256752][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.256799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c600 [ 1344.256824][ T32] r4:00000000 [ 1344.256865][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.256922][ T32] r9:83018005 r8:8561ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1344.256946][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.257002][ T32] r5:00001000 r4:eac25000 [ 1344.257028][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.257081][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.257273][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.257731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1344.258604][ T32] 5d20: c58d9000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1344.269349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1344.269757][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1344.269999][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.270228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1344.270639][ T32] r10:82918930 r9:eb911d84 r8:00000002 r7:60000013 r6:eb911d8c r5:8561a400 ** 9 printk messages dropped ** [ 1344.271013][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.271266][ T32] r5:00001000 r4:eaef9000 ** 4 printk messages dropped ** [ 1344.271460][ T32] r7:dddced80 r6:83018000 r5:855f5f8c r4:8565ed00 ** 8 printk messages dropped ** [ 1344.271755][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.272450][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.272756][ T32] 5d20: c5c15000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1344.273011][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1344.273268][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.273312][ T32] r5:00001000 r4:e038d000 [ 1344.273332][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.273371][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.273412][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.273477][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.273552][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.273599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.273649][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.273682][ T32] r4:84b6e700 [ 1344.273726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.273775][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.273797][ T32] r4:00000001 [ 1344.273817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.273860][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.273890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.273919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.273968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.274010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.274036][ T32] r4:84b6d780 [ 1344.274076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.274129][ T32] INFO: task kworker/0:864:5242 blocked for more than 470 seconds. [ 1344.274160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.274184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.274228][ T32] task:kworker/0:864 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.274276][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.274342][ T32] Call trace: [ 1344.274393][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.274444][ T32] r10:82918930 r9:eb915d84 r8:00000002 r7:60000013 r6:eb915d8c r5:855b2400 [ 1344.274467][ T32] r4:855b2400 [ 1344.274486][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.274558][ T32] r5:855b2400 r4:8291892c [ 1344.274580][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.274619][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.274664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1344.274687][ T32] r4:00000000 [ 1344.274731][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.274793][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.274854][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.274921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cb40 [ 1344.274949][ T32] r4:00000000 [ 1344.274968][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.275012][ T32] r9:83018005 r8:855b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1344.275034][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.275097][ T32] r5:00001000 r4:eb131000 [ 1344.275121][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.275161][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.275232][ T32] r5:855f678c r4:855f6400 [ 1344.275266][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.275316][ T32] r7:dddced80 r6:83018000 r5:855f678c r4:8565ed80 [ 1344.275338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.275393][ T32] r10:61c88647 r9:855b2400 r8:8565edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.275432][ T32] r4:8565ed80 [ 1344.275456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.275501][ T32] r10:00000000 r9:8565ed80 r8:8027f5e8 r7:eb911e60 r6:84baad80 r5:855b2400 [ 1344.275549][ T32] r4:00000001 [ 1344.275573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.275631][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1344.275685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.275720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.275757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.275804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.275831][ T32] r4:8567c700 [ 1344.276026][ T32] INFO: task kworker/0:864:5242 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.276059][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.276115][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.276171][ T32] Call trace: [ 1344.276226][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.276300][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.276328][ T32] r4:00000000 [ 1344.276348][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.276386][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.276434][ T32] 5d20: c5c15000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.276467][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.276494][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.276524][ T32] r5:800c0113 r4:80239bb0 [ 1344.276545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.276587][ T32] r4:82ac11e4 [ 1344.276607][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.276648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.276671][ T32] r4:e0545dc0 [ 1344.276721][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.276768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.276791][ T32] r4:00000000 [ 1344.276819][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.276868][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.276891][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.276933][ T32] r5:00001000 r4:e038d000 ** 1 printk messages dropped ** [ 1344.276990][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.277276][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 11 printk messages dropped ** [ 1344.277707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.278004][ T32] r5:84938000 r4:8291892c ** 7 printk messages dropped ** [ 1344.278326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c940 ** 4 printk messages dropped ** [ 1344.278547][ T32] r5:00001000 r4:eb07b000 ** 3 printk messages dropped ** [ 1344.301176][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.301283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.301338][ T32] r10:61c88647 r9:84938000 r8:8565ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.301362][ T32] r4:8565ee00 [ 1344.301383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.301436][ T32] r10:00000000 r9:8565ee00 r8:8027f5e8 r7:eb915e60 r6:8565ee80 r5:84938000 [ 1344.301463][ T32] r4:00000001 [ 1344.301485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.301556][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1344.301596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.301650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.301683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.301762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.301832][ T32] r4:8567c700 [ 1344.302279][ T32] INFO: task kworker/0:865:5244 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.302339][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.302416][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.302466][ T32] Call trace: [ 1344.302559][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.302614][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.302637][ T32] r4:00000000 [ 1344.302682][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.302748][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.302827][ T32] 5d20: c5e83000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.302861][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.302888][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.302933][ T32] r5:800c0113 r4:80239bb0 [ 1344.302958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.303003][ T32] r4:82ac11e4 [ 1344.303033][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.303080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.303103][ T32] r4:e0545dc0 [ 1344.303144][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.303192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.303215][ T32] r4:00000000 [ 1344.303235][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.303281][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.303303][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.303345][ T32] r5:00001000 r4:e038d000 [ 1344.303365][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.303402][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.303443][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.303473][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.303530][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.303553][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.303622][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.303658][ T32] r4:84b6e700 [ 1344.303682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.303737][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.303770][ T32] r4:00000001 [ 1344.303791][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.303826][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.303852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.303904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.303935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.303980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.304030][ T32] r4:84b6d780 [ 1344.304055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.304159][ T32] INFO: task kworker/0:866:5246 blocked for more than 470 seconds. [ 1344.304204][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.304231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.304253][ T32] task:kworker/0:866 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.304321][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.304391][ T32] Call trace: [ 1344.304422][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.304469][ T32] r10:82918930 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:8493a400 ** 6 printk messages dropped ** [ 1344.304870][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.305100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cd80 ** 4 printk messages dropped ** [ 1344.305446][ T32] r5:00001000 r4:eb189000 [ 1344.305472][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.305735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.306049][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.306729][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1344.307065][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.307293][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1344.307475][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1344.307911][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1344.308036][ T32] r4:00000001 [ 1344.308068][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.308109][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.308149][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.308189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.308218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.308269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.308297][ T32] r4:84b6d780 [ 1344.308333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.308375][ T32] INFO: task kworker/0:867:5248 blocked for more than 470 seconds. [ 1344.308409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.308474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.308528][ T32] task:kworker/0:867 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.325466][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.325612][ T32] Call trace: [ 1344.325650][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.325734][ T32] r10:82918930 r9:eb91dd84 r8:00000002 r7:60000113 r6:eb91dd8c r5:85620000 [ 1344.325785][ T32] r4:85620000 [ 1344.325811][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.325874][ T32] r5:85620000 r4:8291892c [ 1344.325899][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.325941][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.325987][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [ 1344.326029][ T32] r4:00000000 [ 1344.326075][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1344.326247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567b2c0 ** 4 printk messages dropped ** [ 1344.326471][ T32] r5:00001000 r4:eb3f5000 [ 1344.326534][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.326719][ T32] r7:dddced80 r6:83018000 r5:855f7f8c r4:85678000 ** 8 printk messages dropped ** [ 1344.327010][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.327663][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.328024][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1344.328399][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1344.342822][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 1 printk messages dropped ** [ 1344.342978][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.343244][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.343422][ T32] INFO: task kworker/0:868:5250 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1344.343614][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.343771][ T32] r10:82918930 r9:eb921d84 r8:00000002 r7:60000013 r6:eb921d8c r5:85620c00 ** 5 printk messages dropped ** [ 1344.344012][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 ** 3 printk messages dropped ** [ 1344.344133][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.344176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c0c0 [ 1344.344223][ T32] r4:00000000 [ 1344.344247][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.344297][ T32] r9:83018005 r8:85620c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1344.344340][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.344407][ T32] r5:00001000 r4:eb1e9000 [ 1344.344432][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.344473][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.344521][ T32] r5:855f6f8c r4:855f6c00 [ 1344.344542][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.344607][ T32] r7:dddced80 r6:83018000 r5:855f6f8c r4:85678080 [ 1344.344632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.344698][ T32] r10:61c88647 r9:85620c00 r8:856780ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.344724][ T32] r4:85678080 [ 1344.344745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.344790][ T32] r10:00000000 r9:85678080 r8:8027f5e8 r7:eb91de60 r6:84baae80 r5:85620c00 [ 1344.344812][ T32] r4:00000001 [ 1344.344834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.344870][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1344.344897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.344946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.344979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.345010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.345032][ T32] r4:8567cd40 [ 1344.345471][ T32] INFO: task kworker/0:868:5250 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.345515][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.345624][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.345671][ T32] Call trace: [ 1344.345701][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.345750][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.345774][ T32] r4:00000000 [ 1344.345830][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.345906][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.345940][ T32] 5d20: c655e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.345979][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.346008][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.346032][ T32] r5:800c0113 r4:80239bb0 [ 1344.346074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.346148][ T32] r4:82ac11e4 [ 1344.346174][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.346249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.346277][ T32] r4:e0545dc0 [ 1344.346318][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.346364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.346387][ T32] r4:00000000 [ 1344.346406][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.346450][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.346471][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.346579][ T32] r5:00001000 r4:e038d000 [ 1344.346610][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.346651][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.346693][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.346715][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.346760][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.346805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.346855][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.346901][ T32] r4:84b6e700 [ 1344.346924][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.346969][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.347002][ T32] r4:00000001 [ 1344.347025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.347080][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.347120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.347153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.347182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.347223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.347250][ T32] r4:84b6d780 [ 1344.347270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.347315][ T32] INFO: task kworker/0:869:5252 blocked for more than 470 seconds. ** 2 printk messages dropped ** [ 1344.347465][ T32] task:kworker/0:869 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.348020][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.348339][ T32] r5:00001000 r4:eb333000 ** 2 printk messages dropped ** [ 1344.348457][ T32] r5:855f738c r4:855f7000 ** 3 printk messages dropped ** [ 1344.361130][ T32] r10:61c88647 r9:85621800 r8:8567812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.361682][ T32] r4:8567cd40 ** 5 printk messages dropped ** [ 1344.362426][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1344.362895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1344.363346][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1344.363584][ T32] r4:84b6e700 ** 9 printk messages dropped ** [ 1344.363962][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1344.364055][ T32] INFO: task kworker/0:870:5254 blocked for more than 470 seconds. [ 1344.364120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.364150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.364173][ T32] task:kworker/0:870 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.364264][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.364321][ T32] Call trace: [ 1344.364378][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.364437][ T32] r10:82918930 r9:eb92dd84 r8:00000002 r7:60000113 r6:eb92dd8c r5:85623000 [ 1344.364468][ T32] r4:85623000 [ 1344.364489][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.364536][ T32] r5:85623000 r4:8291892c [ 1344.364556][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.364596][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.364655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1344.364681][ T32] r4:00000000 [ 1344.364703][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.364742][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.364778][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.364840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ef00 [ 1344.364867][ T32] r4:00000000 [ 1344.364902][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.364950][ T32] r9:83018005 r8:85623000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1344.364980][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.365035][ T32] r5:00001000 r4:eb369000 [ 1344.365057][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.365106][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.365153][ T32] r5:855f778c r4:855f7400 [ 1344.365173][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.365227][ T32] r7:dddced80 r6:83018000 r5:855f778c r4:85678180 [ 1344.365251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.365299][ T32] r10:61c88647 r9:85623000 r8:856781ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.365342][ T32] r4:85678180 [ 1344.365370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.365418][ T32] r10:00000000 r9:85678180 r8:8027f5e8 r7:eb91de60 r6:84baaf80 r5:85623000 [ 1344.365472][ T32] r4:00000001 [ 1344.365521][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.365560][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1344.365597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.365632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.365691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.365729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.365755][ T32] r4:8567cd40 [ 1344.365987][ T32] INFO: task kworker/0:870:5254 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.366021][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.366093][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.366138][ T32] Call trace: [ 1344.366195][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.366245][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.366268][ T32] r4:00000000 [ 1344.366288][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.366326][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.366354][ T32] 5d20: c6c40000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.366383][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1344.366491][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1344.366613][ T32] r4:e0545dc0 ** 2 printk messages dropped ** [ 1344.366696][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.366821][ T32] r5:00001000 r4:e038d000 ** 2 printk messages dropped ** [ 1344.366941][ T32] r5:84ab1b8c r4:84ab1800 ** 1 printk messages dropped ** [ 1344.367021][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 2 printk messages dropped ** [ 1344.367116][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1344.367281][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1344.367558][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.367814][ T32] r4:85622400 ** 5 printk messages dropped ** [ 1344.368102][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.368272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567b040 ** 4 printk messages dropped ** [ 1344.368516][ T32] r5:00001000 r4:eb3b3000 ** 4 printk messages dropped ** [ 1344.393545][ T32] r7:dddced80 r6:83018000 r5:855f7b8c r4:85678200 ** 8 printk messages dropped ** [ 1344.393904][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.394588][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.394660][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.394763][ T32] Call trace: [ 1344.394800][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.394856][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.394900][ T32] r4:00000000 [ 1344.394925][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.394965][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.394994][ T32] 5d20: c70ff000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.395024][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.395049][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.395090][ T32] r5:800c0113 r4:80239bb0 [ 1344.395136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.395185][ T32] r4:82ac11e4 [ 1344.395207][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.395261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.395288][ T32] r4:e0545dc0 [ 1344.395309][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.395377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.395424][ T32] r4:00000000 [ 1344.395454][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.395523][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.395546][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.395654][ T32] r5:00001000 r4:e038d000 [ 1344.395686][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.395729][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.395783][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.395806][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.395854][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.395896][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.395968][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.396015][ T32] r4:84b6e700 [ 1344.396039][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.396105][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.396140][ T32] r4:00000001 [ 1344.396164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.396241][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.396299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.396334][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.396400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.396444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.396470][ T32] r4:84b6d780 [ 1344.396503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.396566][ T32] INFO: task kworker/0:872:5258 blocked for more than 470 seconds. [ 1344.396605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.396631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.396659][ T32] task:kworker/0:872 state:D stack:0 pid:5258 tgid:5258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.396745][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.396815][ T32] Call trace: [ 1344.396874][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.396949][ T32] r10:82918930 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:85623c00 ** 2 printk messages dropped ** [ 1344.397061][ T32] r5:85623c00 r4:8291892c ** 5 printk messages dropped ** [ 1344.397282][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.397680][ T32] r5:00001000 r4:eb675000 [ 1344.397707][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.398011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1344.398465][ T32] r4:8567b200 ** 2 printk messages dropped ** [ 1344.407900][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.408278][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1344.422087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1344.422680][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.423085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.423303][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1344.423427][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.423618][ T32] r10:82918930 r9:eb949d84 r8:00000002 r7:60000113 r6:eb949d8c r5:85624800 ** 5 printk messages dropped ** [ 1344.423880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 ** 3 printk messages dropped ** [ 1344.424055][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.424097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567b440 [ 1344.424120][ T32] r4:00000000 [ 1344.424149][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.424204][ T32] r9:83018005 r8:85624800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1344.424226][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.424268][ T32] r5:00001000 r4:eb553000 [ 1344.424300][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.424343][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.424386][ T32] r5:855f838c r4:855f8000 [ 1344.424416][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.424486][ T32] r7:dddced80 r6:83018000 r5:855f838c r4:85678300 [ 1344.424544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.424604][ T32] r10:61c88647 r9:85624800 r8:8567832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.424628][ T32] r4:85678300 [ 1344.424663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.424718][ T32] r10:00000000 r9:85678300 r8:8027f5e8 r7:eb941e60 r6:85683100 r5:85624800 [ 1344.424743][ T32] r4:00000001 [ 1344.424784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.424827][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1344.424867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.424908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.424978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.425013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.425038][ T32] r4:8567b140 [ 1344.425473][ T32] INFO: task kworker/0:873:5260 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.425552][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.425647][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.425696][ T32] Call trace: [ 1344.425752][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.425808][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.425835][ T32] r4:00000000 [ 1344.425880][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.425945][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.425979][ T32] 5d20: c76bc000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.426022][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.426075][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.426125][ T32] r5:800c0113 r4:80239bb0 [ 1344.426152][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.426207][ T32] r4:82ac11e4 [ 1344.426254][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.426304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.426352][ T32] r4:e0545dc0 [ 1344.426377][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.426423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.426448][ T32] r4:00000000 [ 1344.426468][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.426555][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.426580][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.426625][ T32] r5:00001000 r4:e038d000 [ 1344.426668][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.426713][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.426788][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.426831][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.426905][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.426933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.426982][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.427006][ T32] r4:84b6e700 [ 1344.427053][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.427127][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.427165][ T32] r4:00000001 [ 1344.427211][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.427251][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.427314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.427379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.427428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.427493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.427540][ T32] r4:84b6d780 [ 1344.427565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.427593][ T32] INFO: task kworker/0:874:5262 blocked for more than 470 seconds. [ 1344.427623][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1344.427671][ T32] task:kworker/0:874 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.428217][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.428666][ T32] r5:00001000 r4:eb56d000 ** 2 printk messages dropped ** [ 1344.439279][ T32] r5:855f878c r4:855f8400 ** 2 printk messages dropped ** [ 1344.439409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.439869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1344.440729][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.440877][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1344.441247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1344.441737][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1344.441874][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.441955][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.442256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1344.442597][ T32] r4:85626000 ** 2 printk messages dropped ** [ 1344.442724][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.442814][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 [ 1344.442836][ T32] r4:00000000 [ 1344.442856][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.442894][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.442929][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.442996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567bb40 [ 1344.443022][ T32] r4:00000000 [ 1344.443041][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.443106][ T32] r9:83018005 r8:85626000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1344.443131][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.443174][ T32] r5:00001000 r4:eb6a9000 [ 1344.443193][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.443232][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.443293][ T32] r5:855f978c r4:855f9400 [ 1344.443318][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.443373][ T32] r7:dddced80 r6:83018000 r5:855f978c r4:85678400 [ 1344.443397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.443444][ T32] r10:61c88647 r9:85626000 r8:8567842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.443466][ T32] r4:85678400 [ 1344.443484][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.443534][ T32] r10:00000000 r9:85678400 r8:8027f5e8 r7:eb941e60 r6:85683200 r5:85626000 [ 1344.443557][ T32] r4:00000001 [ 1344.443593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.443651][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1344.443681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.443710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.443738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.443771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.443815][ T32] r4:8567b400 [ 1344.444047][ T32] INFO: task kworker/0:875:5264 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.444082][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.444152][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.444222][ T32] Call trace: [ 1344.444289][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.444342][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.444374][ T32] r4:00000000 [ 1344.444417][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.444479][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.444519][ T32] 5d20: c76bc000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.444549][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.444575][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.444599][ T32] r5:800c0113 r4:80239bb0 [ 1344.444628][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.444674][ T32] r4:82ac11e4 [ 1344.444694][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.444736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.444773][ T32] r4:e0545dc0 [ 1344.444796][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.444838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.444861][ T32] r4:00000000 [ 1344.444879][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.444925][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.444946][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.445008][ T32] r5:00001000 r4:e038d000 [ 1344.445032][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.445104][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.445150][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.445207][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.445279][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.445303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.445379][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.445407][ T32] r4:84b6e700 [ 1344.445433][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.445500][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.445540][ T32] r4:00000001 [ 1344.445560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.445595][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.445646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.445679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.445706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.445735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.445766][ T32] r4:84b6d780 [ 1344.445791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.445841][ T32] INFO: task kworker/0:876:5266 blocked for more than 470 seconds. [ 1344.445873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.445897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.445939][ T32] task:kworker/0:876 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.445987][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.446044][ T32] Call trace: [ 1344.446079][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.446124][ T32] r10:82918930 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:84939800 [ 1344.446146][ T32] r4:84939800 [ 1344.446165][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.446237][ T32] r5:84939800 r4:8291892c [ 1344.446263][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.446303][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.446348][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 1344.446393][ T32] r4:00000000 [ 1344.446415][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.446455][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.446491][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.446573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567b800 [ 1344.446596][ T32] r4:00000000 [ 1344.446639][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.446695][ T32] r9:83018005 r8:84939800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1344.446721][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.446764][ T32] r5:00001000 r4:eb67f000 [ 1344.446783][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.446831][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.446876][ T32] r5:855f8f8c r4:855f8c00 [ 1344.446897][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.446940][ T32] r7:dddced80 r6:83018000 r5:855f8f8c r4:85678480 [ 1344.446960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.447027][ T32] r10:61c88647 r9:84939800 r8:856784ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.447053][ T32] r4:85678480 [ 1344.447072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.447115][ T32] r10:00000000 r9:85678480 r8:8027f5e8 r7:eb959e60 r6:85678500 r5:84939800 [ 1344.447138][ T32] r4:00000001 [ 1344.447158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.447191][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 1344.447217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.447245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.447293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.447326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.447360][ T32] r4:8567b540 [ 1344.447586][ T32] INFO: task kworker/0:876:5266 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.447625][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.447725][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.447780][ T32] Call trace: [ 1344.447871][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.447923][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.447966][ T32] r4:00000000 [ 1344.447990][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.448046][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.448078][ T32] 5d20: c76bc000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.448122][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.448151][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.448184][ T32] r5:800c0113 r4:80239bb0 [ 1344.448207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.448278][ T32] r4:82ac11e4 [ 1344.448322][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.448369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.448391][ T32] r4:e0545dc0 [ 1344.448410][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.448452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.448475][ T32] r4:00000000 [ 1344.448493][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.448544][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.448576][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.474563][ T32] r5:00001000 r4:e038d000 [ 1344.474669][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.474774][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.474824][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.474859][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.474911][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.474933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.474979][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.475021][ T32] r4:84b6e700 [ 1344.475045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.475103][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.475140][ T32] r4:00000001 [ 1344.475164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.475223][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.475259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.475310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.475341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.475371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.475394][ T32] r4:84b6d780 [ 1344.475419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.475455][ T32] INFO: task kworker/0:877:5268 blocked for more than 470 seconds. [ 1344.475489][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.475532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.475578][ T32] task:kworker/0:877 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.475641][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.475715][ T32] Call trace: [ 1344.475750][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1344.475958][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1344.476489][ T32] r5:00001000 r4:eb697000 ** 7 printk messages dropped ** [ 1344.476841][ T32] r4:85678580 ** 8 printk messages dropped ** [ 1344.477155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1344.478080][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 12 printk messages dropped ** [ 1344.478720][ T32] r5:00001000 r4:e038d000 ** 9 printk messages dropped ** [ 1344.491338][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 14 printk messages dropped ** [ 1344.491950][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.492187][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1344.492700][ T32] r5:00001000 r4:eb6c1000 [ 1344.492720][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.492760][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.492813][ T32] r5:855f9f8c r4:855f9c00 [ 1344.492860][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.492910][ T32] r7:dddced80 r6:83018000 r5:855f9f8c r4:85678680 [ 1344.492932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.492978][ T32] r10:61c88647 r9:8493c800 r8:856786ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.493000][ T32] r4:85678680 [ 1344.493019][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.493084][ T32] r10:00000000 r9:85678680 r8:8027f5e8 r7:eb959e60 r6:85678700 r5:8493c800 [ 1344.493110][ T32] r4:00000001 [ 1344.493130][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.493166][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1344.493194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.493238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.493268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.493298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.493322][ T32] r4:8567b940 [ 1344.493752][ T32] INFO: task kworker/0:878:5271 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.493823][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.493911][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.493994][ T32] Call trace: [ 1344.494025][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.494074][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.494119][ T32] r4:00000000 [ 1344.494144][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.494206][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.494238][ T32] 5d20: c8122000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.494288][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.494320][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.494346][ T32] r5:800c0113 r4:80239bb0 [ 1344.494378][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.494429][ T32] r4:82ac11e4 [ 1344.494450][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.494552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.494582][ T32] r4:e0545dc0 [ 1344.494615][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.494683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.494710][ T32] r4:00000000 [ 1344.494730][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.494777][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.494799][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.494841][ T32] r5:00001000 r4:e038d000 [ 1344.494860][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.494898][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.494963][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.494986][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.495034][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.495092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.495143][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.495175][ T32] r4:84b6e700 [ 1344.495198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.495252][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.495301][ T32] r4:00000001 [ 1344.495325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.495361][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.495387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.495440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.495473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.495504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.495554][ T32] r4:84b6d780 [ 1344.495578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.495626][ T32] INFO: task kworker/0:879:5273 blocked for more than 470 seconds. [ 1344.495658][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.495683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.495703][ T32] task:kworker/0:879 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.495747][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.495788][ T32] Call trace: [ 1344.495850][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.495897][ T32] r10:82918930 r9:eb961d84 r8:00000002 r7:60000013 r6:eb961d8c r5:8493d400 [ 1344.495920][ T32] r4:8493d400 [ 1344.495961][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.496006][ T32] r5:8493d400 r4:8291892c [ 1344.496036][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.496088][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.496156][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb961e08 [ 1344.496202][ T32] r4:00000000 [ 1344.496245][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.496289][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.496337][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.496391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567bc40 [ 1344.496417][ T32] r4:00000000 [ 1344.496437][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.496577][ T32] r5:00001000 r4:eb6b7000 [ 1344.496598][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.496667][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.496713][ T32] r5:855f9b8c r4:855f9800 [ 1344.496734][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.496809][ T32] r7:dddced80 r6:83018000 r5:855f9b8c r4:85678780 [ 1344.496854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.496923][ T32] r10:61c88647 r9:8493d400 r8:856787ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.496950][ T32] r4:85678780 [ 1344.496971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.497016][ T32] r10:00000000 r9:85678780 r8:8027f5e8 r7:eb95de60 r6:85678800 r5:8493d400 [ 1344.497039][ T32] r4:00000001 [ 1344.497058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.497112][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1344.497164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.497199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.497228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.497258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.497303][ T32] r4:8567b940 [ 1344.497522][ T32] INFO: task kworker/0:879:5273 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.497567][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.497666][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.497742][ T32] Call trace: [ 1344.497775][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.497827][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.497850][ T32] r4:00000000 [ 1344.497870][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.497907][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.497935][ T32] 5d20: c8122000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.497976][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.498026][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.498054][ T32] r5:800c0113 r4:80239bb0 [ 1344.498097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.498142][ T32] r4:82ac11e4 [ 1344.498163][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.498205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.498227][ T32] r4:e0545dc0 [ 1344.498246][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.498289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.498311][ T32] r4:00000000 [ 1344.498330][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.498375][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.498417][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.498464][ T32] r5:00001000 r4:e038d000 [ 1344.498485][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.498706][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.521026][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.521097][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.521178][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.521202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.521250][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.521273][ T32] r4:84b6e700 [ 1344.521293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.521371][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.521402][ T32] r4:00000001 [ 1344.521424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.521465][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.521527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.521563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.521814][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1344.521863][ T32] task:kworker/0:880 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.522350][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 ** 4 printk messages dropped ** [ 1344.522671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691280 ** 4 printk messages dropped ** [ 1344.522848][ T32] r5:00001000 r4:eb721000 [ 1344.522869][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.522929][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.523045][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.523235][ T32] r4:85678880 ** 1 printk messages dropped ** [ 1344.523356][ T32] r10:00000000 r9:85678880 r8:8027f5e8 r7:eb95de60 r6:85678900 r5:8493e000 ** 5 printk messages dropped ** [ 1344.523565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.524220][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.524588][ T32] 5d20: c85ea000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 6 printk messages dropped ** [ 1344.524863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 2 printk messages dropped ** [ 1344.524974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.525020][ T32] r4:00000000 [ 1344.525043][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.525112][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.525136][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.525188][ T32] r5:00001000 r4:e038d000 [ 1344.525258][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.525304][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.525357][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.525400][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.525477][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.525502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.525576][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.525603][ T32] r4:84b6e700 [ 1344.525641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.525719][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.525745][ T32] r4:00000001 [ 1344.525791][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.525830][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.525866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.525898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.525949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.525981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.526025][ T32] r4:84b6d780 [ 1344.526048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.526098][ T32] INFO: task kworker/0:881:5277 blocked for more than 471 seconds. [ 1344.526145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.526179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.526200][ T32] task:kworker/0:881 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.526244][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.526285][ T32] Call trace: [ 1344.526315][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.526360][ T32] r10:82918930 r9:eb96dd84 r8:00000002 r7:60000013 r6:eb96dd8c r5:8493bc00 [ 1344.526420][ T32] r4:8493bc00 [ 1344.526443][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.526540][ T32] r5:8493bc00 r4:8291892c [ 1344.526580][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.526622][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.526667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1344.526690][ T32] r4:00000000 [ 1344.526732][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.526777][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.526859][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.526945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567bf40 [ 1344.526971][ T32] r4:00000000 [ 1344.527012][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.527111][ T32] r9:83018005 r8:8493bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1344.527137][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.527202][ T32] r5:00001000 r4:eb6db000 [ 1344.527246][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.527311][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.527359][ T32] r5:855fa38c r4:855fa000 [ 1344.527393][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.527440][ T32] r7:dddced80 r6:83018000 r5:855fa38c r4:85678980 [ 1344.527483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.527560][ T32] r10:61c88647 r9:8493bc00 r8:856789ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.527587][ T32] r4:85678980 [ 1344.527607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.527671][ T32] r10:00000000 r9:85678980 r8:8027f5e8 r7:eb969e60 r6:85678a00 r5:8493bc00 ** 7 printk messages dropped ** [ 1344.527975][ T32] r4:8567bec0 ** 7 printk messages dropped ** [ 1344.528561][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.552571][ T32] r4:e0545dc0 ** 8 printk messages dropped ** [ 1344.552920][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1344.553554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1344.554153][ T32] r10:82918930 r9:eb975d84 r8:00000002 r7:60000013 r6:eb975d8c r5:8493ec00 ** 15 printk messages dropped ** [ 1344.554828][ T32] r5:00001000 r4:eb713000 ** 4 printk messages dropped ** [ 1344.555100][ T32] r7:dddced80 r6:83018000 r5:855fa78c r4:85678a80 ** 10 printk messages dropped ** [ 1344.555611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1344.556751][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 16 printk messages dropped ** [ 1344.557580][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1344.557765][ T32] r4:84b6e700 [ 1344.557791][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.557840][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.557875][ T32] r4:00000001 [ 1344.557907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.557945][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.557972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.558001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.558050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.558095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.558122][ T32] r4:84b6d780 [ 1344.558143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.558191][ T32] INFO: task kworker/0:883:5282 blocked for more than 471 seconds. [ 1344.558226][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.558253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.558274][ T32] task:kworker/0:883 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.558348][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.558433][ T32] Call trace: [ 1344.558487][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.571459][ T32] r10:82918930 r9:eb985d84 r8:00000002 r7:60000113 r6:eb985d8c r5:8562bc00 [ 1344.571597][ T32] r4:8562bc00 [ 1344.571626][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.571695][ T32] r5:8562bc00 r4:8291892c [ 1344.571717][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.571763][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.571834][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1344.571893][ T32] r4:00000000 [ 1344.571951][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.571998][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.572043][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.572089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856913c0 [ 1344.572114][ T32] r4:00000000 [ 1344.572135][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.572340][ T32] r5:00001000 r4:eb72f000 ** 4 printk messages dropped ** [ 1344.572535][ T32] r7:dddced80 r6:83018000 r5:855faf8c r4:85678b80 ** 10 printk messages dropped ** [ 1344.572938][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1344.574133][ T32] r5:800c0113 r4:80239bb0 ** 11 printk messages dropped ** [ 1344.574728][ T32] r5:00001000 r4:e038d000 ** 7 printk messages dropped ** [ 1344.575030][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1344.575225][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 11 printk messages dropped ** [ 1344.575771][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.576215][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.576646][ T32] r5:00001000 r4:eb7c3000 ** 4 printk messages dropped ** [ 1344.576872][ T32] r7:dddced80 r6:83018000 r5:855fbb8c r4:85678c00 ** 13 printk messages dropped ** [ 1344.577634][ T32] INFO: task kworker/0:884:5284 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 16 printk messages dropped ** [ 1344.578672][ T32] r4:e0545dc0 ** 8 printk messages dropped ** [ 1344.599558][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1344.600256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1344.600428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.600475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.600532][ T32] task:kworker/0:885 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.600601][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.600671][ T32] Call trace: [ 1344.600724][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.600787][ T32] r10:82918930 r9:eb995d84 r8:00000002 r7:60000013 r6:eb995d8c r5:8562d400 [ 1344.600836][ T32] r4:8562d400 [ 1344.600882][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.600945][ T32] r5:8562d400 r4:8291892c [ 1344.600993][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.601059][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.601119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1344.601167][ T32] r4:00000000 [ 1344.601192][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.601236][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.601276][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.601321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691540 [ 1344.601345][ T32] r4:00000000 [ 1344.601364][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.601412][ T32] r9:83018005 r8:8562d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1344.601458][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.601573][ T32] r5:00001000 r4:eb75d000 [ 1344.601624][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.601671][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.601716][ T32] r5:855fb38c r4:855fb000 [ 1344.601738][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.601827][ T32] r7:dddced80 r6:83018000 r5:855fb38c r4:85678c80 [ 1344.601854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.601905][ T32] r10:61c88647 r9:8562d400 r8:85678cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.601928][ T32] r4:85678c80 [ 1344.601953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.602011][ T32] r10:00000000 r9:85678c80 r8:8027f5e8 r7:eb991e60 r6:85683380 r5:8562d400 [ 1344.602038][ T32] r4:00000001 [ 1344.602059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.602116][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1344.602170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.602227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.602269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.602306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.602331][ T32] r4:85691240 [ 1344.602795][ T32] INFO: task kworker/0:885:5285 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.602837][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.602903][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.602987][ T32] Call trace: [ 1344.603090][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.603151][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.603177][ T32] r4:00000000 [ 1344.603198][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.603239][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.603281][ T32] 5d20: c91fc000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.603340][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.603394][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.603425][ T32] r5:800c0113 r4:80239bb0 [ 1344.603447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.603492][ T32] r4:82ac11e4 [ 1344.603524][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.603570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.603618][ T32] r4:e0545dc0 [ 1344.603665][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.603753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.603784][ T32] r4:00000000 [ 1344.603807][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.603858][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.603881][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.603926][ T32] r5:00001000 r4:e038d000 [ 1344.603967][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.604013][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.604057][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.604078][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.604148][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.604176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.604415][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.604650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.604947][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.605340][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.605479][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.605525][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.605593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e04c0 [ 1344.605645][ T32] r4:00000000 [ 1344.605669][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.605735][ T32] r9:83018205 r8:8562e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.605791][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.605846][ T32] r5:00001000 r4:eb4cb000 [ 1344.605872][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.605941][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.606000][ T32] r5:85542b8c r4:85542800 [ 1344.606055][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.606105][ T32] r7:ddde2d80 r6:83018200 r5:85542b8c r4:85683400 [ 1344.606134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.606198][ T32] r10:61c88647 r9:8562e000 r8:8568342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.606264][ T32] r4:85683400 [ 1344.606297][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1344.606467][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) ** 6 printk messages dropped ** [ 1344.607029][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.607638][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1344.607964][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 7 printk messages dropped ** [ 1344.608296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.633594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.634106][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.634297][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1344.634822][ T32] r5:00001000 r4:eb7b5000 ** 1 printk messages dropped ** [ 1344.634931][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.635339][ T32] r10:00000000 r9:85678d00 r8:8027f5e8 r7:eb991e60 r6:85683500 r5:8562a400 ** 9 printk messages dropped ** [ 1344.636127][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.636590][ T32] r5:800c0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.636883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1344.637376][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.637400][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.637470][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.637499][ T32] r4:84b6e700 [ 1344.637529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.637578][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.637604][ T32] r4:00000001 [ 1344.637649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.637701][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.637729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.637760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.637789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.637819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.637843][ T32] r4:84b6d780 [ 1344.637885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.637916][ T32] INFO: task kworker/0:887:5291 blocked for more than 471 seconds. [ 1344.637947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.637970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.638013][ T32] task:kworker/0:887 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.638090][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.638157][ T32] Call trace: [ 1344.638204][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.638256][ T32] r10:82918930 r9:eb9b5d84 r8:00000002 r7:60000013 r6:eb9b5d8c r5:8562b000 [ 1344.638281][ T32] r4:8562b000 [ 1344.638324][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.638370][ T32] r5:8562b000 r4:8291892c [ 1344.638413][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.638459][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.638558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1344.638620][ T32] r4:00000000 [ 1344.638699][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.656135][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.656227][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.656298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691a40 [ 1344.656364][ T32] r4:00000000 [ 1344.656390][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.656439][ T32] r9:83018005 r8:8562b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1344.656463][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.656518][ T32] r5:00001000 r4:eb7e5000 [ 1344.656541][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.656592][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.656641][ T32] r5:8572838c r4:85728000 [ 1344.656663][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.656711][ T32] r7:dddced80 r6:83018000 r5:8572838c r4:85678d80 [ 1344.656732][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.656801][ T32] r10:61c88647 r9:8562b000 r8:85678dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.656828][ T32] r4:85678d80 [ 1344.656871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.656921][ T32] r10:00000000 r9:85678d80 r8:8027f5e8 r7:eb991e60 r6:85683580 r5:8562b000 [ 1344.656953][ T32] r4:00000001 [ 1344.656978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.657041][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1344.657076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.657130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.657184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.657217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.657261][ T32] r4:856915c0 [ 1344.657680][ T32] INFO: task kworker/0:887:5291 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.657739][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.657840][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.657930][ T32] Call trace: [ 1344.657964][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.658015][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.658038][ T32] r4:00000000 [ 1344.658081][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.658124][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.658153][ T32] 5d20: c9a8c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.658192][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.658221][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.658266][ T32] r5:800c0113 r4:80239bb0 [ 1344.658291][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.658335][ T32] r4:82ac11e4 [ 1344.658355][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.658397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.658420][ T32] r4:e0545dc0 [ 1344.658440][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.658483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.658564][ T32] r4:00000000 [ 1344.663201][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.663327][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.663356][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.663431][ T32] r5:00001000 r4:e038d000 [ 1344.663482][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.663534][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.663599][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.663624][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.664035][ T32] r4:84b6e700 ** 9 printk messages dropped ** [ 1344.664396][ T32] r4:84b6d780 ** 11 printk messages dropped ** [ 1344.665445][ T32] r5:8562ec00 r4:8291892c ** 12 printk messages dropped ** [ 1344.665989][ T32] r5:00001000 r4:eb7d7000 ** 1 printk messages dropped ** [ 1344.666060][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.666405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.666455][ T32] r10:00000000 r9:85678e00 r8:8027f5e8 r7:eb9b5e60 r6:85683600 r5:8562ec00 [ 1344.666478][ T32] r4:00000001 [ 1344.666601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.666665][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1344.666694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.666724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.666751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.666809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.666837][ T32] r4:85691800 [ 1344.667247][ T32] INFO: task kworker/0:888:5292 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.667281][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.667490][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1344.667901][ T32] r4:e0545dc0 ** 11 printk messages dropped ** [ 1344.668358][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 11 printk messages dropped ** [ 1344.686448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 18 printk messages dropped ** [ 1344.687268][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.687610][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1344.701185][ T32] INFO: task kworker/0:889:5295 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 19 printk messages dropped ** [ 1344.702232][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.702809][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.702832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.702878][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.702900][ T32] r4:84b6e700 [ 1344.702932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.703004][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1344.703030][ T32] r4:00000001 [ 1344.703074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.703125][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.703177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.703230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.703278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.703319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.703344][ T32] r4:84b6d780 [ 1344.703368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.703397][ T32] INFO: task kworker/0:890:5296 blocked for more than 471 seconds. [ 1344.703431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.703466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.703491][ T32] task:kworker/0:890 state:D stack:0 pid:5296 tgid:5296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.703555][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.703626][ T32] Call trace: [ 1344.703683][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.703751][ T32] r10:82918930 r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:85628c00 ** 2 printk messages dropped ** [ 1344.703907][ T32] r5:85628c00 r4:8291892c ** 10 printk messages dropped ** [ 1344.704371][ T32] r9:83018005 r8:85628c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 5 printk messages dropped ** [ 1344.704585][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1344.705464][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 33 printk messages dropped ** [ 1344.707221][ T32] r4:00000001 ** 16 printk messages dropped ** [ 1344.707908][ T32] r4:85628000 ** 14 printk messages dropped ** [ 1344.708560][ T32] r5:00001000 r4:eb97b000 ** 4 printk messages dropped ** [ 1344.725913][ T32] r7:dddced80 r6:83018000 r5:8572938c r4:85678f80 [ 1344.725946][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.726017][ T32] r10:61c88647 r9:85628000 r8:85678fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.726078][ T32] r4:85678f80 [ 1344.726103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.726150][ T32] r10:00000000 r9:85678f80 r8:8027f5e8 r7:eb9c5e60 r6:85683780 r5:85628000 [ 1344.726195][ T32] r4:00000001 [ 1344.726219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.726267][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1344.726301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.726407][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.726460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.726493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.726576][ T32] r4:85691b80 [ 1344.726996][ T32] INFO: task kworker/0:891:5299 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.727035][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.727133][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.727196][ T32] Call trace: [ 1344.727247][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1344.727559][ T32] r5:800c0113 r4:80239bb0 ** 14 printk messages dropped ** [ 1344.728207][ T32] r5:84ab1b8c r4:84ab1800 ** 9 printk messages dropped ** [ 1344.742143][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.742203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.742267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.742302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.742359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.742387][ T32] r4:84b6d780 [ 1344.742436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1344.742946][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1344.743493][ T32] r5:00001000 r4:eb819000 ** 8 printk messages dropped ** [ 1344.744007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 15 printk messages dropped ** [ 1344.745253][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1344.745623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 17 printk messages dropped ** [ 1344.746410][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 17 printk messages dropped ** [ 1344.747297][ T32] r4:856f0c00 ** 12 printk messages dropped ** [ 1344.747871][ T32] r9:83018005 r8:856f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 3 printk messages dropped ** [ 1344.748012][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.748060][ T32] r5:85729b8c r4:85729800 [ 1344.748100][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.748158][ T32] r7:dddced80 r6:83018000 r5:85729b8c r4:84bcd080 [ 1344.748218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.748274][ T32] r10:61c88647 r9:856f0c00 r8:84bcd0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.748304][ T32] r4:84bcd080 [ 1344.748325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.748392][ T32] r10:00000000 r9:84bcd080 r8:8027f5e8 r7:eb9cde60 r6:85683880 r5:856f0c00 [ 1344.748422][ T32] r4:00000001 [ 1344.748442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.748544][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1344.748577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.748651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.770013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.770075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.770145][ T32] r4:85691e80 [ 1344.770631][ T32] INFO: task kworker/0:893:5303 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.770677][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.770754][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.770824][ T32] Call trace: [ 1344.770878][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 14 printk messages dropped ** [ 1344.771686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 20 printk messages dropped ** [ 1344.772674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1344.773731][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.774290][ T32] r7:dddced80 r6:83018000 r5:8572978c r4:84bcd100 ** 18 printk messages dropped ** [ 1344.775512][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 24 printk messages dropped ** [ 1344.776475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 25 printk messages dropped ** [ 1344.777882][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.778286][ T32] r9:83018005 r8:856f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1344.778338][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.778388][ T32] r5:00001000 r4:eb9f1000 [ 1344.778411][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.778454][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.778539][ T32] r5:85729f8c r4:85729c00 [ 1344.778666][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.799116][ T32] r7:dddced80 r6:83018000 r5:85729f8c r4:84bcd180 [ 1344.799165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.799249][ T32] r10:61c88647 r9:856f2400 r8:84bcd1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.799277][ T32] r4:84bcd180 [ 1344.799298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.799345][ T32] r10:00000000 r9:84bcd180 r8:8027f5e8 r7:eb9dde60 r6:85683980 r5:856f2400 [ 1344.799368][ T32] r4:00000001 [ 1344.799410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.799455][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1344.799487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.799543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.799612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.799672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.799721][ T32] r4:856841c0 [ 1344.800144][ T32] INFO: task kworker/0:895:5307 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 1 printk messages dropped ** [ 1344.800339][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1344.801051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 20 printk messages dropped ** [ 1344.802040][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 14 printk messages dropped ** [ 1344.802789][ T32] r4:856f3000 ** 8 printk messages dropped ** [ 1344.803110][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1344.803526][ T32] r7:dddced80 r6:83018000 r5:8572a38c r4:84bcd200 ** 15 printk messages dropped ** [ 1344.804454][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1344.805247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 18 printk messages dropped ** [ 1344.805958][ T32] r4:00000001 [ 1344.805978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.806012][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.806075][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.806114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.806155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.806187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.806239][ T32] r4:84b6d780 [ 1344.806270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.806311][ T32] INFO: task kworker/0:897:5311 blocked for more than 471 seconds. [ 1344.806343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.806366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.806386][ T32] task:kworker/0:897 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.806486][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.806612][ T32] Call trace: [ 1344.806681][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.806746][ T32] r10:82918930 r9:eba19d84 r8:00000002 r7:60000013 r6:eba19d8c r5:856f4800 [ 1344.806778][ T32] r4:856f4800 [ 1344.806798][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.806839][ T32] r5:856f4800 r4:8291892c [ 1344.806871][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.806915][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.806963][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1344.806995][ T32] r4:00000000 [ 1344.807019][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.807060][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.807096][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.807160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcc600 [ 1344.807186][ T32] r4:00000000 [ 1344.807227][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.807275][ T32] r9:83018005 r8:856f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1344.807298][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.807341][ T32] r5:00001000 r4:eba1f000 [ 1344.807412][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.807489][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.807542][ T32] r5:8572ab8c r4:8572a800 [ 1344.807587][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1344.832694][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.832912][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.832998][ T32] Call trace: [ 1344.833064][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.833127][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.833153][ T32] r4:00000000 [ 1344.833174][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.833217][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.833250][ T32] 5d20: cb435000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.833305][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.833338][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.833387][ T32] r5:800c0113 r4:80239bb0 [ 1344.833414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.833486][ T32] r4:82ac11e4 [ 1344.833530][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.833577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.833600][ T32] r4:e0545dc0 [ 1344.833620][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1344.833689][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.833855][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1344.834243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1344.834453][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.834494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.834580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.834610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.834662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.834714][ T32] r4:84b6d780 [ 1344.834744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.834779][ T32] INFO: task kworker/0:898:5312 blocked for more than 471 seconds. ** 4 printk messages dropped ** [ 1344.835045][ T32] Call trace: ** 7 printk messages dropped ** [ 1344.835380][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 ** 9 printk messages dropped ** [ 1344.835829][ T32] r5:00001000 r4:eba0f000 [ 1344.835878][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.835924][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.835970][ T32] r5:8572a78c r4:8572a400 [ 1344.835991][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.836038][ T32] r7:dddced80 r6:83018000 r5:8572a78c r4:84bcd300 [ 1344.836060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.836107][ T32] r10:61c88647 r9:85626c00 r8:84bcd32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.836131][ T32] r4:84bcd300 [ 1344.836189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.836240][ T32] r10:00000000 r9:84bcd300 r8:8027f5e8 r7:eba19e60 r6:84bcd380 r5:85626c00 [ 1344.836267][ T32] r4:00000001 [ 1344.836307][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.836370][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1344.836402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.836454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.836487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.836535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.836564][ T32] r4:84bcc1c0 [ 1344.836978][ T32] INFO: task kworker/0:898:5312 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1344.837547][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 12 printk messages dropped ** [ 1344.838073][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1344.838400][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.856219][ T32] r4:84b6d780 ** 1 printk messages dropped ** [ 1344.856305][ T32] INFO: task kworker/0:899:5315 blocked for more than 471 seconds. [ 1344.856360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.856390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.856412][ T32] task:kworker/0:899 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.856521][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.856600][ T32] Call trace: [ 1344.856633][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.856695][ T32] r10:82918930 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:84938c00 [ 1344.856722][ T32] r4:84938c00 [ 1344.856742][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.856815][ T32] r5:84938c00 r4:8291892c [ 1344.856853][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.856938][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.856994][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1344.857030][ T32] r4:00000000 [ 1344.857074][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.857116][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.857179][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.857488][ T32] r5:00001000 r4:dfabf000 ** 2 printk messages dropped ** [ 1344.857623][ T32] r5:8572b78c r4:8572b400 ** 8 printk messages dropped ** [ 1344.858076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1344.864163][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 13 printk messages dropped ** [ 1344.864757][ T32] r5:00001000 r4:e038d000 ** 9 printk messages dropped ** [ 1344.865170][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 13 printk messages dropped ** [ 1344.865683][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.866070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 ** 2 printk messages dropped ** [ 1344.866178][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.866215][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.866257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcc700 [ 1344.866280][ T32] r4:00000000 [ 1344.866298][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.866342][ T32] r9:83018005 r8:84928000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1344.866374][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.866440][ T32] r5:00001000 r4:eba2f000 [ 1344.866463][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.866582][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.866639][ T32] r5:8572af8c r4:8572ac00 [ 1344.866661][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.866705][ T32] r7:dddced80 r6:83018000 r5:8572af8c r4:84bcd500 [ 1344.866747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.866801][ T32] r10:61c88647 r9:84928000 r8:84bcd52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.866824][ T32] r4:84bcd500 [ 1344.866864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.866920][ T32] r10:00000000 r9:84bcd500 r8:8027f5e8 r7:eba0de60 r6:84bcd580 r5:84928000 [ 1344.866946][ T32] r4:00000001 [ 1344.867002][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.867062][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1344.867094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.867124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.867173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.867227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.867253][ T32] r4:84bcc480 [ 1344.867614][ T32] INFO: task kworker/0:900:5316 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.867675][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.868187][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 5 printk messages dropped ** [ 1344.868407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.868432][ T32] r4:e0545dc0 [ 1344.868454][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.868529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.868587][ T32] r4:00000000 [ 1344.868709][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.886044][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.886099][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.886188][ T32] r5:00001000 r4:e038d000 [ 1344.886237][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.886295][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.886342][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.886363][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.886415][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.886463][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.886597][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1344.886747][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1344.887150][ T32] INFO: task kworker/0:901:5319 blocked for more than 471 seconds. ** 13 printk messages dropped ** [ 1344.887914][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.888330][ T32] r5:00001000 r4:eba3b000 ** 1 printk messages dropped ** [ 1344.888390][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.895904][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) ** 10 printk messages dropped ** [ 1344.896862][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1344.897154][ T32] r4:82ac11e4 [ 1344.897198][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.897251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.897286][ T32] r4:e0545dc0 [ 1344.897311][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.897360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.897419][ T32] r4:00000000 [ 1344.897469][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.897533][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.897569][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.897621][ T32] r5:00001000 r4:e038d000 [ 1344.897646][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.897688][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.897733][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.897777][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.897841][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 1 printk messages dropped ** [ 1344.897944][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.898312][ T32] r4:84b6d780 ** 9 printk messages dropped ** [ 1344.912210][ T32] r4:84929800 ** 7 printk messages dropped ** [ 1344.912609][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.913027][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.913586][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1344.913636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.913669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.913698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.913740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.913770][ T32] r4:84bcc740 [ 1344.914188][ T32] INFO: task kworker/0:902:5320 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1344.914223][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.914308][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.914356][ T32] Call trace: [ 1344.914386][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1344.914448][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1344.914481][ T32] r4:00000000 [ 1344.914552][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.914603][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1344.914633][ T32] 5d20: cc3ae000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1344.914663][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1344.914689][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1344.914713][ T32] r5:800c0113 r4:80239bb0 [ 1344.914734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.914802][ T32] r4:82ac11e4 [ 1344.914851][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.914908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.914935][ T32] r4:e0545dc0 [ 1344.914955][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1344.915638][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.916027][ T32] r4:84b6d780 ** 9 printk messages dropped ** [ 1344.916513][ T32] r4:856f5400 ** 7 printk messages dropped ** [ 1344.916877][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.916948][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.917026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bccc40 [ 1344.917053][ T32] r4:00000000 [ 1344.917072][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.917134][ T32] r9:83018005 r8:856f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1344.917170][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.917243][ T32] r5:00001000 r4:dff2f000 [ 1344.917297][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.917362][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.917408][ T32] r5:8572bb8c r4:8572b800 [ 1344.917428][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.917472][ T32] r7:dddced80 r6:83018000 r5:8572bb8c r4:84bcd800 [ 1344.917492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.917543][ T32] r10:61c88647 r9:856f5400 r8:84bcd82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.917565][ T32] r4:84bcd800 [ 1344.917584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.917626][ T32] r10:00000000 r9:84bcd800 r8:8027f5e8 r7:eb861e60 r6:85683b00 r5:856f5400 [ 1344.917659][ T32] r4:00000001 [ 1344.917692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.917730][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1344.917787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.917821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.917849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.917900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.917964][ T32] r4:84bccac0 ** 2 printk messages dropped ** [ 1344.918374][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.939435][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 4 printk messages dropped ** [ 1344.939678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 3 printk messages dropped ** [ 1344.939840][ T32] r4:00000000 [ 1344.939870][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.939922][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.939957][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.940016][ T32] r5:00001000 r4:e038d000 [ 1344.940040][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.940094][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.940147][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.940169][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.940216][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.940237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.940324][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.940373][ T32] r4:84b6e700 [ 1344.940420][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.940764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1344.941327][ T32] r4:856f6000 ** 9 printk messages dropped ** [ 1344.941819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bccec0 ** 7 printk messages dropped ** [ 1344.942106][ T32] r5:8572c38c r4:8572c000 ** 5 printk messages dropped ** [ 1344.942298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1344.943300][ T32] Call trace: ** 10 printk messages dropped ** [ 1344.943740][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1344.944121][ T32] r5:00001000 r4:e038d000 ** 10 printk messages dropped ** [ 1344.944606][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.944689][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1344.944716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.944755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.944786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.944827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.944852][ T32] r4:84b6d780 [ 1344.944872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.944906][ T32] INFO: task kworker/0:905:5327 blocked for more than 471 seconds. [ 1344.944960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.944988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.945019][ T32] task:kworker/0:905 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.945100][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.945151][ T32] Call trace: [ 1344.945185][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.945232][ T32] r10:82918930 r9:eba4dd84 r8:00000002 r7:60000013 r6:eba4dd8c r5:856f6c00 [ 1344.945254][ T32] r4:856f6c00 [ 1344.945282][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.945328][ T32] r5:856f6c00 r4:8291892c [ 1344.945348][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.945387][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.945437][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 [ 1344.945461][ T32] r4:00000000 [ 1344.945480][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.945524][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.945562][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.945623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bccf80 [ 1344.945670][ T32] r4:00000000 [ 1344.945693][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.945769][ T32] r9:83018005 r8:856f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1344.945803][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.945848][ T32] r5:00001000 r4:eabc1000 [ 1344.945887][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.945929][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.945984][ T32] r5:8572c78c r4:8572c400 ** 5 printk messages dropped ** [ 1344.946256][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1344.947258][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 16 printk messages dropped ** [ 1344.947883][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1344.948200][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 9 printk messages dropped ** [ 1344.969723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.970291][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.970397][ T32] Call trace: [ 1344.970457][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1344.970568][ T32] r10:82918930 r9:eba55d84 r8:00000002 r7:60000013 r6:eba55d8c r5:856f3c00 [ 1344.970629][ T32] r4:856f3c00 [ 1344.970665][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.970711][ T32] r5:856f3c00 r4:8291892c [ 1344.970732][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.970774][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.970841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 [ 1344.970889][ T32] r4:00000000 [ 1344.970921][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1344.970962][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.971004][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.971055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917b80 [ 1344.971082][ T32] r4:00000000 [ 1344.971102][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.971171][ T32] r9:83018005 r8:856f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.971199][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.971264][ T32] r5:00001000 r4:eac7b000 [ 1344.971309][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.971353][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.971396][ T32] r5:8572cb8c r4:8572c800 [ 1344.971416][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.971463][ T32] r7:dddced80 r6:83018000 r5:8572cb8c r4:84bcd980 [ 1344.971495][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.971554][ T32] r10:61c88647 r9:856f3c00 r8:84bcd9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.971598][ T32] r4:84bcd980 [ 1344.971643][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.971943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1344.972988][ T32] r5:800c0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1344.973080][ T32] r4:82ac11e4 [ 1344.973126][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.973174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1344.973208][ T32] r4:e0545dc0 [ 1344.973231][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1344.973274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1344.973296][ T32] r4:00000000 [ 1344.973353][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1344.973424][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.973449][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.973491][ T32] r5:00001000 r4:e038d000 [ 1344.973516][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1344.973580][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.973628][ T32] r5:84ab1b8c r4:84ab1800 [ 1344.973648][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.973693][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1344.973734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.973784][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.973827][ T32] r4:84b6e700 [ 1344.973873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.973930][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 10 printk messages dropped ** [ 1344.974475][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1344.975217][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.975718][ T32] r7:dddced80 r6:83018000 r5:8572db8c r4:84bcda00 ** 21 printk messages dropped ** [ 1344.976923][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 20 printk messages dropped ** [ 1344.977946][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 18 printk messages dropped ** [ 1345.002137][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1345.002786][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.003087][ T32] r5:00001000 r4:eadcb000 [ 1345.003121][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.003166][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.003211][ T32] r5:8572cf8c r4:8572cc00 [ 1345.003243][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.003298][ T32] r7:dddced80 r6:83018000 r5:8572cf8c r4:84bcda80 [ 1345.003321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.003367][ T32] r10:61c88647 r9:856f9800 r8:84bcdaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.003391][ T32] r4:84bcda80 [ 1345.003412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.003458][ T32] r10:00000000 r9:84bcda80 r8:8027f5e8 r7:eba59e60 r6:85683d80 r5:856f9800 [ 1345.003482][ T32] r4:00000001 [ 1345.003514][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.003557][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1345.003586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.003616][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.003655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.003690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.003714][ T32] r4:85684140 [ 1345.004143][ T32] INFO: task kworker/0:908:5333 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.004182][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.004936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 15 printk messages dropped ** [ 1345.005711][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1345.005836][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.006020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.006064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.006099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.006146][ T32] r4:84b6d780 [ 1345.006193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.006224][ T32] INFO: task kworker/0:909:5334 blocked for more than 471 seconds. [ 1345.006265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.006301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.006343][ T32] task:kworker/0:909 state:D stack:0 pid:5334 tgid:5334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.006396][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.006779][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.007266][ T32] r5:00001000 r4:eae81000 ** 1 printk messages dropped ** [ 1345.007375][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.007538][ T32] r7:dddced80 r6:83018000 r5:8572d38c r4:84bcdb00 [ 1345.007560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.007608][ T32] r10:61c88647 r9:856fa400 r8:84bcdb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.007634][ T32] r4:84bcdb00 [ 1345.007671][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.007745][ T32] r10:00000000 r9:84bcdb00 r8:8027f5e8 r7:eba59e60 r6:85683e00 r5:856fa400 [ 1345.007777][ T32] r4:00000001 [ 1345.007798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.007851][ T32] Exception stack(0xeba65fb0 to 0xeba65ff8) ** 2 printk messages dropped ** [ 1345.008028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1345.027520][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 13 printk messages dropped ** [ 1345.028067][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1345.033743][ T32] Not tainted 6.15.0-syzkaller #0 ** 16 printk messages dropped ** [ 1345.034594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2180 ** 11 printk messages dropped ** [ 1345.035082][ T32] r10:61c88647 r9:856f8c00 r8:84bcdbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 23 printk messages dropped ** [ 1345.036618][ T32] r5:800c0113 r4:80239bb0 ** 17 printk messages dropped ** [ 1345.037455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1345.038312][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.038355][ T32] Call trace: [ 1345.038389][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.038439][ T32] r10:82918930 r9:eba75d84 r8:00000002 r7:60000013 r6:eba75d8c r5:856fb000 [ 1345.038463][ T32] r4:856fb000 [ 1345.038539][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.051939][ T32] r5:856fb000 r4:8291892c [ 1345.052025][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.052106][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.052166][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1345.052190][ T32] r4:00000000 [ 1345.052231][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.052278][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.052323][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.052624][ T32] r5:00001000 r4:eb39f000 ** 1 printk messages dropped ** [ 1345.052745][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1345.053492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1345.054653][ T32] r5:800c0113 r4:80239bb0 ** 14 printk messages dropped ** [ 1345.055275][ T32] r5:84ab1b8c r4:84ab1800 ** 9 printk messages dropped ** [ 1345.055665][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 14 printk messages dropped ** [ 1345.056683][ T32] r4:8492bc00 ** 4 printk messages dropped ** [ 1345.056998][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 [ 1345.057043][ T32] r4:00000000 [ 1345.057089][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.057163][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.057234][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.057314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2400 [ 1345.057359][ T32] r4:00000000 [ 1345.057418][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.057548][ T32] r9:83018005 r8:8492bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.057601][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.057690][ T32] r5:00001000 r4:eb203000 [ 1345.057736][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.057820][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.057968][ T32] r5:8572df8c r4:8572dc00 [ 1345.058045][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.058155][ T32] r7:dddced80 r6:83018000 r5:8572df8c r4:84bcdc80 [ 1345.058202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.058312][ T32] r10:61c88647 r9:8492bc00 r8:84bcdcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.058370][ T32] r4:84bcdc80 [ 1345.058412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.058481][ T32] r10:00000000 r9:84bcdc80 r8:8027f5e8 r7:eba75e60 r6:84bcdd00 r5:8492bc00 [ 1345.058568][ T32] r4:00000001 [ 1345.081775][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.081984][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1345.082035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.082068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.082096][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.082129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.082152][ T32] r4:856d2080 [ 1345.082628][ T32] INFO: task kworker/0:912:5340 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.082671][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.082807][ T32] Call trace: ** 1 printk messages dropped ** [ 1345.082957][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 5 printk messages dropped ** [ 1345.083192][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 2 printk messages dropped ** [ 1345.083282][ T32] r4:82ac11e4 [ 1345.083302][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.083345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.083368][ T32] r4:e0545dc0 [ 1345.083387][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.083430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.083452][ T32] r4:00000000 [ 1345.083492][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.083573][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.083599][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.083643][ T32] r5:00001000 r4:e038d000 [ 1345.083674][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.083717][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.083784][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.083808][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.083856][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.083877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.083945][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.083972][ T32] r4:84b6e700 [ 1345.083994][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.084062][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.084111][ T32] r4:00000001 [ 1345.084134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.084192][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.084230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.084262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.084310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.084343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.084367][ T32] r4:84b6d780 [ 1345.084388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.084418][ T32] INFO: task kworker/0:913:5343 blocked for more than 471 seconds. [ 1345.084474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.084516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.084559][ T32] task:kworker/0:913 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.084610][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.084699][ T32] Call trace: [ 1345.084758][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.084809][ T32] r10:82918930 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:8492c800 [ 1345.084832][ T32] r4:8492c800 [ 1345.084852][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.084911][ T32] r5:8492c800 r4:8291892c [ 1345.084935][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.084976][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.085023][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1345.085046][ T32] r4:00000000 [ 1345.085065][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.085102][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.085138][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.085178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2540 [ 1345.085222][ T32] r4:00000000 [ 1345.085267][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.085316][ T32] r9:83018005 r8:8492c800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1345.085338][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.085412][ T32] r5:00001000 r4:eb265000 [ 1345.085448][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.085499][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.085549][ T32] r5:8572e38c r4:8572e000 [ 1345.085591][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.085641][ T32] r7:dddced80 r6:83018000 r5:8572e38c r4:84bcdd80 [ 1345.085672][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.085720][ T32] r10:61c88647 r9:8492c800 r8:84bcddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.085764][ T32] r4:84bcdd80 [ 1345.085787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.085852][ T32] r10:00000000 r9:84bcdd80 r8:8027f5e8 r7:eba75e60 r6:84bcde00 r5:8492c800 [ 1345.085899][ T32] r4:00000001 [ 1345.085931][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.085971][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1345.086013][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.086103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.086434][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.086844][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1345.087015][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1345.087076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 5 printk messages dropped ** [ 1345.087300][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1345.087572][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 1 printk messages dropped ** [ 1345.087659][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.087687][ T32] r4:84b6e700 [ 1345.087707][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.087753][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.087775][ T32] r4:00000001 [ 1345.087815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.087877][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.087908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.087937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.087987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.088019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.088042][ T32] r4:84b6d780 [ 1345.088062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.088110][ T32] INFO: task kworker/0:914:5344 blocked for more than 471 seconds. [ 1345.088142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.088166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.088187][ T32] task:kworker/0:914 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.088231][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.088271][ T32] Call trace: [ 1345.088311][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.088361][ T32] r10:82918930 r9:eb8add84 r8:00000002 r7:60000013 r6:eb8add8c r5:8492d400 [ 1345.088386][ T32] r4:8492d400 [ 1345.088405][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.088444][ T32] r5:8492d400 r4:8291892c [ 1345.088464][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.088502][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.088553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1345.088575][ T32] r4:00000000 [ 1345.088605][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.088685][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.110935][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.111054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2880 [ 1345.111108][ T32] r4:00000000 [ 1345.111145][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.111210][ T32] r9:83018005 r8:8492d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1345.111236][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.111306][ T32] r5:00001000 r4:eb44b000 [ 1345.111331][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.111392][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.111462][ T32] r5:8572eb8c r4:8572e800 [ 1345.111486][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.111565][ T32] r7:dddced80 r6:83018000 r5:8572eb8c r4:84bcde80 [ 1345.111591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.111660][ T32] r10:61c88647 r9:8492d400 r8:84bcdeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.111710][ T32] r4:84bcde80 [ 1345.111756][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.111815][ T32] r10:00000000 r9:84bcde80 r8:8027f5e8 r7:eba75e60 r6:84bcdf00 r5:8492d400 [ 1345.111863][ T32] r4:00000001 [ 1345.111895][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.111936][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1345.111989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.112054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.112106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.112140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.112163][ T32] r4:856d23c0 [ 1345.112584][ T32] INFO: task kworker/0:914:5344 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.112644][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.112757][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.112820][ T32] Call trace: [ 1345.112853][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.112937][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.112989][ T32] r4:00000000 [ 1345.113078][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.113167][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.113243][ T32] 5d20: ce325000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.113359][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.113420][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.113467][ T32] r5:800c0113 r4:80239bb0 [ 1345.113515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.113595][ T32] r4:82ac11e4 [ 1345.113638][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.113693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.113716][ T32] r4:e0545dc0 [ 1345.113736][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.113804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.113831][ T32] r4:00000000 [ 1345.113860][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.113933][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.113967][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.114032][ T32] r5:00001000 r4:e038d000 [ 1345.114082][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.114158][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.114233][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.114286][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.114377][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.114424][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.114578][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.114632][ T32] r4:84b6e700 [ 1345.114674][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.114765][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.114834][ T32] r4:00000001 [ 1345.114900][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.114994][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.115053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.115108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.115165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.115281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.115364][ T32] r4:84b6d780 [ 1345.115415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.115500][ T32] INFO: task kworker/0:915:5347 blocked for more than 471 seconds. [ 1345.115622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.115709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.115778][ T32] task:kworker/0:915 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.115890][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.116025][ T32] Call trace: [ 1345.116099][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.116196][ T32] r10:82918930 r9:ec295d84 r8:00000002 r7:60000013 r6:ec295d8c r5:8492ec00 [ 1345.116235][ T32] r4:8492ec00 [ 1345.116260][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.116323][ T32] r5:8492ec00 r4:8291892c [ 1345.116348][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.116389][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.116435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec295e08 [ 1345.116488][ T32] r4:00000000 [ 1345.116518][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.116577][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.116618][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.116661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2a80 [ 1345.116683][ T32] r4:00000000 [ 1345.116702][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.116746][ T32] r9:83018005 r8:8492ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1345.116768][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.116847][ T32] r5:00001000 r4:eb469000 [ 1345.116872][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.116921][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.116967][ T32] r5:8572ef8c r4:8572ec00 [ 1345.117011][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.117059][ T32] r7:dddced80 r6:83018000 r5:8572ef8c r4:84bcdf80 [ 1345.117089][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.117137][ T32] r10:61c88647 r9:8492ec00 r8:84bcdfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.117160][ T32] r4:84bcdf80 [ 1345.117179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.117222][ T32] r10:00000000 r9:84bcdf80 r8:8027f5e8 r7:eb8ade60 r6:856df000 r5:8492ec00 [ 1345.117256][ T32] r4:00000001 [ 1345.117292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.117361][ T32] Exception stack(0xec295fb0 to 0xec295ff8) [ 1345.117413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.117481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.117519][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.117549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.117582][ T32] r4:856d2700 [ 1345.117809][ T32] INFO: task kworker/0:915:5347 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.117842][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.117900][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.117984][ T32] Call trace: [ 1345.118060][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.118119][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.118144][ T32] r4:00000000 [ 1345.118164][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.118224][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.118257][ T32] 5d20: ce325000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.118287][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.118313][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.118337][ T32] r5:800c0113 r4:80239bb0 [ 1345.118357][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.118424][ T32] r4:82ac11e4 [ 1345.118448][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.118491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.118581][ T32] r4:e0545dc0 [ 1345.118707][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.131090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.131138][ T32] r4:00000000 [ 1345.131172][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.131269][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.131302][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.131372][ T32] r5:00001000 r4:e038d000 [ 1345.131398][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.131439][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.131492][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.131526][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.131575][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.131615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.131690][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.131716][ T32] r4:84b6e700 [ 1345.131737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.131805][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.131831][ T32] r4:00000001 [ 1345.131852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.131912][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.131969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.132003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.132048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.132102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.132139][ T32] r4:84b6d780 [ 1345.132199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.132236][ T32] INFO: task kworker/0:916:5349 blocked for more than 471 seconds. [ 1345.132298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.132328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.132373][ T32] task:kworker/0:916 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.132446][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.132519][ T32] Call trace: [ 1345.132568][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.132621][ T32] r10:82918930 r9:ec299d84 r8:00000002 r7:60000013 r6:ec299d8c r5:856fc800 [ 1345.132665][ T32] r4:856fc800 [ 1345.132689][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.132731][ T32] r5:856fc800 r4:8291892c [ 1345.132753][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.132792][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.132839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec299e08 [ 1345.132882][ T32] r4:00000000 [ 1345.132905][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.132944][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.133001][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.133067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d1400 [ 1345.133115][ T32] r4:00000000 [ 1345.133169][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.133216][ T32] r9:83018005 r8:856fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1345.133240][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.133282][ T32] r5:00001000 r4:eb5d5000 [ 1345.133301][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.133339][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.133400][ T32] r5:8572ff8c r4:8572fc00 [ 1345.133424][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.133471][ T32] r7:dddced80 r6:83018000 r5:8572ff8c r4:856df080 [ 1345.133494][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.133550][ T32] r10:61c88647 r9:856fc800 r8:856df0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.133573][ T32] r4:856df080 [ 1345.133592][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.133635][ T32] r10:00000000 r9:856df080 r8:8027f5e8 r7:ec295e60 r6:85683f80 r5:856fc800 [ 1345.133673][ T32] r4:00000001 [ 1345.133705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.133773][ T32] Exception stack(0xec299fb0 to 0xec299ff8) [ 1345.133803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.133833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.133882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.133915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.133937][ T32] r4:856d2900 [ 1345.134337][ T32] INFO: task kworker/0:916:5349 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.134392][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.134477][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.134605][ T32] Call trace: [ 1345.134651][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.134705][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.134729][ T32] r4:00000000 [ 1345.134749][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.134786][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.134837][ T32] 5d20: ce325000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.134871][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.134918][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.134947][ T32] r5:800c0113 r4:80239bb0 [ 1345.134967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.135009][ T32] r4:82ac11e4 [ 1345.135031][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.135074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.135117][ T32] r4:e0545dc0 [ 1345.135141][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.135185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.135208][ T32] r4:00000000 [ 1345.135259][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.135309][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.135332][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.135404][ T32] r5:00001000 r4:e038d000 [ 1345.135463][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.135519][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.135589][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.135623][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.135689][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.135723][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.135772][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.135814][ T32] r4:84b6e700 [ 1345.135859][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.135934][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.135992][ T32] r4:00000001 [ 1345.136037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.136077][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.136105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.136135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.136163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.136220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.136247][ T32] r4:84b6d780 [ 1345.136268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.136292][ T32] INFO: task kworker/0:917:5351 blocked for more than 471 seconds. [ 1345.136342][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.136379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.136405][ T32] task:kworker/0:917 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.136483][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.136533][ T32] Call trace: [ 1345.136563][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.136608][ T32] r10:82918930 r9:ec291d84 r8:00000002 r7:60000013 r6:ec291d8c r5:856fd400 [ 1345.136631][ T32] r4:856fd400 [ 1345.136650][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.136689][ T32] r5:856fd400 r4:8291892c [ 1345.136709][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.136768][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.136828][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec291e08 [ 1345.136859][ T32] r4:00000000 [ 1345.136971][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.137051][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.137121][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.137199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2b80 [ 1345.137243][ T32] r4:00000000 [ 1345.137281][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.137377][ T32] r9:83018005 r8:856fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1345.137458][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.137575][ T32] r5:00001000 r4:eb493000 [ 1345.137629][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.137707][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.137788][ T32] r5:8572f38c r4:8572f000 [ 1345.137831][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.137964][ T32] r7:dddced80 r6:83018000 r5:8572f38c r4:856df100 [ 1345.138029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.138172][ T32] r10:61c88647 r9:856fd400 r8:856df12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.138229][ T32] r4:856df100 [ 1345.138271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.138374][ T32] r10:00000000 r9:856df100 r8:8027f5e8 r7:ec299e60 r6:856e3000 r5:856fd400 [ 1345.138431][ T32] r4:00000001 [ 1345.138475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.159262][ T32] Exception stack(0xec291fb0 to 0xec291ff8) [ 1345.159431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.159520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.159600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.159672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.159722][ T32] r4:856d2780 [ 1345.160413][ T32] INFO: task kworker/0:917:5351 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.160471][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.160555][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.160645][ T32] Call trace: [ 1345.160685][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.160745][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.160787][ T32] r4:00000000 [ 1345.160850][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.160903][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.160937][ T32] 5d20: ce6c7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.160970][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.160998][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.161047][ T32] r5:800c0113 r4:80239bb0 [ 1345.161096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.161150][ T32] r4:82ac11e4 [ 1345.161173][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.161240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.161290][ T32] r4:e0545dc0 [ 1345.161315][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.161384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.161433][ T32] r4:00000000 [ 1345.161487][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.161579][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.161640][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.161693][ T32] r5:00001000 r4:e038d000 [ 1345.161716][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.161760][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.161815][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.161861][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.161938][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.161968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.162024][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.162048][ T32] r4:84b6e700 [ 1345.162106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.162160][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.162210][ T32] r4:00000001 [ 1345.162236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.162277][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.162338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.162397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.162453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.162488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.162584][ T32] r4:84b6d780 [ 1345.162614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.162670][ T32] INFO: task kworker/0:918:5355 blocked for more than 471 seconds. [ 1345.162714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.162766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.162816][ T32] task:kworker/0:918 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.162903][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.162952][ T32] Call trace: [ 1345.163011][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.163071][ T32] r10:82918930 r9:ec29dd84 r8:00000002 r7:60000113 r6:ec29dd8c r5:856fe000 [ 1345.163099][ T32] r4:856fe000 [ 1345.163123][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.163167][ T32] r5:856fe000 r4:8291892c [ 1345.163199][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.163257][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.163333][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec29de08 [ 1345.163386][ T32] r4:00000000 [ 1345.163411][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.163453][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.163493][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.163541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2e80 [ 1345.163565][ T32] r4:00000000 [ 1345.163606][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.163657][ T32] r9:83018005 r8:856fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1345.163720][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.163774][ T32] r5:00001000 r4:eb4eb000 [ 1345.163821][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.163869][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.163913][ T32] r5:8572f78c r4:8572f400 [ 1345.163934][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.164003][ T32] r7:dddced80 r6:83018000 r5:8572f78c r4:856df180 [ 1345.164029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.164078][ T32] r10:61c88647 r9:856fe000 r8:856df1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.164129][ T32] r4:856df180 [ 1345.164175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.164300][ T32] r10:00000000 r9:856df180 r8:8027f5e8 r7:ec299e60 r6:856e3080 r5:856fe000 [ 1345.164332][ T32] r4:00000001 [ 1345.164365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.164409][ T32] Exception stack(0xec29dfb0 to 0xec29dff8) [ 1345.164438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.164468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.164497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.164558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.164587][ T32] r4:856d2c00 [ 1345.164842][ T32] INFO: task kworker/0:918:5355 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.164894][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.164978][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.165060][ T32] Call trace: [ 1345.165121][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.165176][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.165203][ T32] r4:00000000 [ 1345.165246][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.165292][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.165323][ T32] 5d20: ce6c7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.165362][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.165415][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.165448][ T32] r5:800c0113 r4:80239bb0 [ 1345.165491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.165548][ T32] r4:82ac11e4 [ 1345.165570][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.165615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.165659][ T32] r4:e0545dc0 [ 1345.165685][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.165762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.165790][ T32] r4:00000000 [ 1345.165831][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.165884][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.165907][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.165974][ T32] r5:00001000 r4:e038d000 [ 1345.165999][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.166057][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.166112][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.166139][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.166211][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.166240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.166288][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.166311][ T32] r4:84b6e700 [ 1345.166331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.166380][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.166427][ T32] r4:00000001 [ 1345.166453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.166490][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.166566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.166625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.166663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.166700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.166725][ T32] r4:84b6d780 [ 1345.166745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.166779][ T32] INFO: task kworker/1:194:5356 blocked for more than 471 seconds. [ 1345.166810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.166855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.166906][ T32] task:kworker/1:194 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.166979][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.167079][ T32] Call trace: [ 1345.167118][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.167168][ T32] r10:82918930 r9:ec2a1d84 r8:00000002 r7:60000113 r6:ec2a1d8c r5:856fec00 [ 1345.167228][ T32] r4:856fec00 [ 1345.167280][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.167367][ T32] r5:856fec00 r4:8291892c [ 1345.167416][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.167522][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.167626][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2a1e08 [ 1345.167679][ T32] r4:00000000 [ 1345.167716][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.167762][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.167803][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.167845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e07c0 [ 1345.167870][ T32] r4:00000000 [ 1345.167939][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.168051][ T32] r9:83018205 r8:856fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1345.168092][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.168150][ T32] r5:00001000 r4:eb51b000 [ 1345.168176][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.168239][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.168308][ T32] r5:8554338c r4:85543000 [ 1345.168357][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.168453][ T32] r7:ddde2d80 r6:83018200 r5:8554338c r4:856e3100 [ 1345.168541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.200953][ T32] r10:61c88647 r9:856fec00 r8:856e312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.201124][ T32] r4:856e3100 [ 1345.201196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.201347][ T32] r10:00000000 r9:856e3100 r8:8027f5e8 r7:eb851e60 r6:856e3180 r5:856fec00 [ 1345.201400][ T32] r4:00000001 [ 1345.201472][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.201572][ T32] Exception stack(0xec2a1fb0 to 0xec2a1ff8) [ 1345.201638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.201705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.201788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.201861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.201911][ T32] r4:856e03c0 [ 1345.202656][ T32] INFO: task kworker/1:194:5356 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.202749][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.202907][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.203025][ T32] Call trace: [ 1345.203095][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.203223][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.203302][ T32] r4:00000000 [ 1345.203357][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.203438][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.203523][ T32] 5d20: ceb56000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.203590][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.203651][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.203706][ T32] r5:800c0113 r4:80239bb0 [ 1345.203765][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.203854][ T32] r4:82ac11e4 [ 1345.203904][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.203992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.204045][ T32] r4:e0545dc0 [ 1345.204092][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.204186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.204255][ T32] r4:00000000 [ 1345.204310][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.204408][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.204469][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.204566][ T32] r5:00001000 r4:e038d000 [ 1345.204619][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.204716][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.204813][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.204872][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.204991][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.205044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.205142][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.205210][ T32] r4:84b6e700 [ 1345.205263][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.205368][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.205441][ T32] r4:00000001 [ 1345.205494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.205571][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.205626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.205711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.205786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.205841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.205906][ T32] r4:84b6d780 [ 1345.205968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.206031][ T32] INFO: task kworker/0:919:5358 blocked for more than 471 seconds. [ 1345.206102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.206180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.206243][ T32] task:kworker/0:919 state:D stack:0 pid:5358 tgid:5358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.206347][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.206463][ T32] Call trace: [ 1345.206622][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.206717][ T32] r10:82918930 r9:ec2a9d84 r8:00000002 r7:60000113 r6:ec2a9d8c r5:8492b000 [ 1345.206766][ T32] r4:8492b000 [ 1345.206810][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.206891][ T32] r5:8492b000 r4:8291892c [ 1345.206938][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.207048][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.207150][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2a9e08 [ 1345.207200][ T32] r4:00000000 [ 1345.207244][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.207327][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.207405][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.207493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d1080 [ 1345.207547][ T32] r4:00000000 [ 1345.207590][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.207683][ T32] r9:83018005 r8:8492b000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1345.207747][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.207850][ T32] r5:00001000 r4:eb5b9000 [ 1345.207897][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.207978][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.208066][ T32] r5:8572fb8c r4:8572f800 [ 1345.208130][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.208241][ T32] r7:dddced80 r6:83018000 r5:8572fb8c r4:856df200 [ 1345.208289][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.208383][ T32] r10:61c88647 r9:8492b000 r8:856df22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.208447][ T32] r4:856df200 [ 1345.208495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.229185][ T32] r10:00000000 r9:856df200 r8:8027f5e8 r7:ec299e60 r6:856df280 r5:8492b000 [ 1345.229329][ T32] r4:00000001 [ 1345.229410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.229565][ T32] Exception stack(0xec2a9fb0 to 0xec2a9ff8) [ 1345.229639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.229705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.229806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.229879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.229931][ T32] r4:856d2c00 [ 1345.230663][ T32] INFO: task kworker/0:919:5358 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.230771][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.230903][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.230990][ T32] Call trace: [ 1345.231080][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.231139][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.231163][ T32] r4:00000000 [ 1345.231184][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.231223][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.231257][ T32] 5d20: cec58000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.231288][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.231314][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.231366][ T32] r5:800c0113 r4:80239bb0 [ 1345.231391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.231461][ T32] r4:82ac11e4 [ 1345.231486][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.231530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.231553][ T32] r4:e0545dc0 [ 1345.231572][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.231614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.231667][ T32] r4:00000000 [ 1345.231690][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.231739][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.231769][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.231849][ T32] r5:00001000 r4:e038d000 [ 1345.231874][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.231914][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.231956][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.231976][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.232022][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.232096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.232168][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.232217][ T32] r4:84b6e700 [ 1345.232240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.232315][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.232341][ T32] r4:00000001 [ 1345.232363][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.232399][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.232426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.232455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.232481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.232510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.232549][ T32] r4:84b6d780 [ 1345.232575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.232617][ T32] INFO: task kworker/1:195:5360 blocked for more than 471 seconds. [ 1345.232652][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.232713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.232739][ T32] task:kworker/1:195 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.232868][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.232941][ T32] Call trace: [ 1345.232976][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.233023][ T32] r10:82918930 r9:ec2b1d84 r8:00000002 r7:60000113 r6:ec2b1d8c r5:8404ec00 [ 1345.233080][ T32] r4:8404ec00 [ 1345.233132][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.233177][ T32] r5:8404ec00 r4:8291892c [ 1345.233199][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.233239][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.233388][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2b1e08 [ 1345.233454][ T32] r4:00000000 [ 1345.233477][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.233517][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.233554][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.233595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2e00 [ 1345.233617][ T32] r4:00000000 [ 1345.233683][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.233731][ T32] r9:83018205 r8:8404ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1345.233787][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.233837][ T32] r5:00001000 r4:ec2fd000 [ 1345.233858][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.233932][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.233979][ T32] r5:85543f8c r4:85543c00 [ 1345.233999][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.234043][ T32] r7:ddde2d80 r6:83018200 r5:85543f8c r4:856e3200 [ 1345.234064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.234108][ T32] r10:61c88647 r9:8404ec00 r8:856e322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.234130][ T32] r4:856e3200 [ 1345.234149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.234191][ T32] r10:00000000 r9:856e3200 r8:8027f5e8 r7:ec2a1e60 r6:856df300 r5:8404ec00 [ 1345.234258][ T32] r4:00000001 [ 1345.234332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.234392][ T32] Exception stack(0xec2b1fb0 to 0xec2b1ff8) [ 1345.234421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.234478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.234552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.234589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.234669][ T32] r4:856e0640 [ 1345.234896][ T32] INFO: task kworker/1:195:5360 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.234958][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.235059][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.235130][ T32] Call trace: [ 1345.235204][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.235255][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.235279][ T32] r4:00000000 [ 1345.235299][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.235348][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.235403][ T32] 5d20: cec58000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.235441][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.235467][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.235519][ T32] r5:800c0113 r4:80239bb0 [ 1345.235544][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.235586][ T32] r4:82ac11e4 [ 1345.235607][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.235651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.235673][ T32] r4:e0545dc0 [ 1345.235723][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.235802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.235845][ T32] r4:00000000 [ 1345.235895][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.235946][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.235994][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.236067][ T32] r5:00001000 r4:e038d000 [ 1345.236091][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.236131][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.236202][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.236248][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.236297][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.236319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.236375][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.236401][ T32] r4:84b6e700 [ 1345.236422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.236466][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.236522][ T32] r4:00000001 [ 1345.236581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.236621][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.236648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.236705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.236736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.236770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.236794][ T32] r4:84b6d780 [ 1345.236814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.236864][ T32] INFO: task kworker/1:196:5362 blocked for more than 471 seconds. [ 1345.236896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.236920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.236940][ T32] task:kworker/1:196 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.237011][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.237092][ T32] Call trace: [ 1345.237191][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.237242][ T32] r10:82918930 r9:ec2b5d84 r8:00000002 r7:60000113 r6:ec2b5d8c r5:848a8000 [ 1345.237265][ T32] r4:848a8000 [ 1345.237285][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.237325][ T32] r5:848a8000 r4:8291892c [ 1345.237373][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.237417][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.237463][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2b5e08 [ 1345.237486][ T32] r4:00000000 [ 1345.237519][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.237561][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.237629][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.237676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e0fc0 [ 1345.237700][ T32] r4:00000000 [ 1345.237722][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.237772][ T32] r9:83018205 r8:848a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1345.237818][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.237878][ T32] r5:00001000 r4:eba7b000 [ 1345.237922][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.237965][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.238016][ T32] r5:85543b8c r4:85543800 [ 1345.238039][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.238109][ T32] r7:ddde2d80 r6:83018200 r5:85543b8c r4:856e3280 [ 1345.238134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.238180][ T32] r10:61c88647 r9:848a8000 r8:856e32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.238203][ T32] r4:856e3280 [ 1345.238222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.238264][ T32] r10:00000000 r9:856e3280 r8:8027f5e8 r7:ec2b1e60 r6:856df380 r5:848a8000 [ 1345.238311][ T32] r4:00000001 [ 1345.238334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.238369][ T32] Exception stack(0xec2b5fb0 to 0xec2b5ff8) [ 1345.238395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.238423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.238475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.238543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.238575][ T32] r4:856e0640 [ 1345.262429][ T32] INFO: task kworker/1:196:5362 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.262616][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.262768][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.262923][ T32] Call trace: [ 1345.263004][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.263106][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.263158][ T32] r4:00000000 [ 1345.263197][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.263241][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.263288][ T32] 5d20: cef28000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.263380][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.263446][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.263504][ T32] r5:800c0113 r4:80239bb0 [ 1345.263544][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.263636][ T32] r4:82ac11e4 [ 1345.263674][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.263762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.263801][ T32] r4:e0545dc0 [ 1345.263823][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.263869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.263899][ T32] r4:00000000 [ 1345.263946][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.264043][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.264105][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.264221][ T32] r5:00001000 r4:e038d000 [ 1345.264255][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.264337][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.264417][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.264462][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.264541][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.264590][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.264654][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.264680][ T32] r4:84b6e700 [ 1345.264702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.264789][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.264838][ T32] r4:00000001 [ 1345.264876][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.264955][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.265035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.265122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.265187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.265248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.265325][ T32] r4:84b6d780 [ 1345.265361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.265468][ T32] INFO: task kworker/0:920:5364 blocked for more than 471 seconds. [ 1345.265546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.265590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.265664][ T32] task:kworker/0:920 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.265766][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.265855][ T32] Call trace: [ 1345.265924][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.266045][ T32] r10:82918930 r9:ec2b9d84 r8:00000002 r7:60000013 r6:ec2b9d8c r5:848a9800 [ 1345.266081][ T32] r4:848a9800 [ 1345.266129][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.266211][ T32] r5:848a9800 r4:8291892c [ 1345.266260][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.266342][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.266436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2b9e08 [ 1345.266487][ T32] r4:00000000 [ 1345.266552][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.266637][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.266715][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.266804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d1800 [ 1345.266864][ T32] r4:00000000 [ 1345.266900][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.266990][ T32] r9:83018005 r8:848a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1345.267030][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.267109][ T32] r5:00001000 r4:eb63b000 [ 1345.267151][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.267232][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.267301][ T32] r5:8573878c r4:85738400 [ 1345.267350][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.267439][ T32] r7:dddced80 r6:83018000 r5:8573878c r4:856df400 [ 1345.267524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.267621][ T32] r10:61c88647 r9:848a9800 r8:856df42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.267669][ T32] r4:856df400 [ 1345.267764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.267881][ T32] r10:00000000 r9:856df400 r8:8027f5e8 r7:ec299e60 r6:856df480 r5:848a9800 [ 1345.267949][ T32] r4:00000001 [ 1345.267975][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.268018][ T32] Exception stack(0xec2b9fb0 to 0xec2b9ff8) [ 1345.268093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.268175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.268235][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.268296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.268333][ T32] r4:856d10c0 [ 1345.289239][ T32] INFO: task kworker/0:920:5364 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.289362][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.289516][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.289666][ T32] Call trace: [ 1345.289740][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.289823][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.289855][ T32] r4:00000000 [ 1345.289929][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.290038][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.290084][ T32] 5d20: cf320000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.290137][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.290197][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.290273][ T32] r5:800c0113 r4:80239bb0 [ 1345.290336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.290390][ T32] r4:82ac11e4 [ 1345.290439][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.290554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.290600][ T32] r4:e0545dc0 [ 1345.290631][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.290737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.290798][ T32] r4:00000000 [ 1345.290846][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.290962][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.291019][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.291127][ T32] r5:00001000 r4:e038d000 [ 1345.291204][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.291301][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.291386][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.291436][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.291521][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.291574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.291692][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.291761][ T32] r4:84b6e700 [ 1345.291801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.291893][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.291944][ T32] r4:00000001 [ 1345.292000][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.292100][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.292214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.292327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.292428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.292499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.292555][ T32] r4:84b6d780 [ 1345.292601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.292660][ T32] INFO: task kworker/0:921:5366 blocked for more than 471 seconds. [ 1345.292737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.292838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.292907][ T32] task:kworker/0:921 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.293022][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.293096][ T32] Call trace: [ 1345.293159][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.293248][ T32] r10:82918930 r9:ec2bdd84 r8:00000002 r7:60000113 r6:ec2bdd8c r5:848ab000 [ 1345.293275][ T32] r4:848ab000 [ 1345.293300][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.293366][ T32] r5:848ab000 r4:8291892c [ 1345.293416][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.293518][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.293605][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2bde08 [ 1345.293655][ T32] r4:00000000 [ 1345.293694][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.293780][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.293875][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.294044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d1600 [ 1345.294103][ T32] r4:00000000 [ 1345.294171][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.294270][ T32] r9:83018005 r8:848ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1345.294295][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.294341][ T32] r5:00001000 r4:eb629000 [ 1345.294361][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.294402][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.294457][ T32] r5:8573838c r4:85738000 [ 1345.294537][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.294620][ T32] r7:dddced80 r6:83018000 r5:8573838c r4:856df500 [ 1345.294651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.294730][ T32] r10:61c88647 r9:848ab000 r8:856df52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.294761][ T32] r4:856df500 [ 1345.294810][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.294908][ T32] r10:00000000 r9:856df500 r8:8027f5e8 r7:ec2b9e60 r6:856df580 r5:848ab000 [ 1345.294943][ T32] r4:00000001 [ 1345.295011][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.295074][ T32] Exception stack(0xec2bdfb0 to 0xec2bdff8) [ 1345.295132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.295194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.295246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.295404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.295462][ T32] r4:856d1500 [ 1345.296071][ T32] INFO: task kworker/0:921:5366 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.296143][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.296258][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.296360][ T32] Call trace: [ 1345.296521][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.296626][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.296673][ T32] r4:00000000 [ 1345.296716][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.296848][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.296912][ T32] 5d20: cf320000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.296972][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.297114][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.297185][ T32] r5:800c0113 r4:80239bb0 [ 1345.297228][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.297300][ T32] r4:82ac11e4 [ 1345.297326][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.297402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.297429][ T32] r4:e0545dc0 [ 1345.297451][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.297561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.297641][ T32] r4:00000000 [ 1345.297673][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.297724][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.297746][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.297832][ T32] r5:00001000 r4:e038d000 [ 1345.297863][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.297960][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.298053][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.298099][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.298196][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.298242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.298300][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.298324][ T32] r4:84b6e700 [ 1345.298366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.298431][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.298468][ T32] r4:00000001 [ 1345.298545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.326384][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.326559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.326620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.326657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.326691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.326715][ T32] r4:84b6d780 [ 1345.326740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.326809][ T32] INFO: task kworker/0:922:5368 blocked for more than 471 seconds. [ 1345.326874][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1345.327051][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.327618][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.328185][ T32] r5:00001000 r4:eb6e3000 [ 1345.328256][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.328299][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.328409][ T32] r7:dddced80 r6:83018000 r5:8554378c r4:856df600 ** 1 printk messages dropped ** [ 1345.328476][ T32] r10:61c88647 r9:856fbc00 r8:856df62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.328498][ T32] r4:856df600 [ 1345.328525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.328599][ T32] r10:00000000 r9:856df600 r8:8027f5e8 r7:ec2b9e60 r6:856e3300 r5:856fbc00 [ 1345.331257][ T32] r4:00000001 [ 1345.331324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.331382][ T32] Exception stack(0xec2a5fb0 to 0xec2a5ff8) [ 1345.331421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.331488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.331533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.331567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.331615][ T32] r4:856d1500 [ 1345.332076][ T32] INFO: task kworker/0:922:5368 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.332141][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.332255][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.332307][ T32] Call trace: [ 1345.332340][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.332392][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.332417][ T32] r4:00000000 [ 1345.332438][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.332475][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.332505][ T32] 5d20: cfaa8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.332535][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.332615][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.332644][ T32] r5:800c0113 r4:80239bb0 [ 1345.332666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.332713][ T32] r4:82ac11e4 [ 1345.332735][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.332785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.332809][ T32] r4:e0545dc0 [ 1345.332829][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.332871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.332893][ T32] r4:00000000 [ 1345.332933][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.332984][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.333027][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.333074][ T32] r5:00001000 r4:e038d000 [ 1345.333096][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.333163][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.333210][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.333231][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.333278][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.333299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.333344][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.333388][ T32] r4:84b6e700 [ 1345.333436][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.333512][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.333538][ T32] r4:00000001 [ 1345.333558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.333651][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.333703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.333741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.333776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.333806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.333828][ T32] r4:84b6d780 [ 1345.333849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.333879][ T32] INFO: task kworker/0:923:5370 blocked for more than 471 seconds. [ 1345.333942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.334026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.334051][ T32] task:kworker/0:923 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.334098][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.334139][ T32] Call trace: [ 1345.334210][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.334257][ T32] r10:82918930 r9:ec2c1d84 r8:00000002 r7:60000113 r6:ec2c1d8c r5:85700000 [ 1345.334284][ T32] r4:85700000 [ 1345.334332][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.334391][ T32] r5:85700000 r4:8291892c [ 1345.334413][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.334455][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.334540][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2c1e08 [ 1345.334582][ T32] r4:00000000 [ 1345.334669][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.334713][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.334812][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.334883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d19c0 [ 1345.334908][ T32] r4:00000000 [ 1345.335102][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.335151][ T32] r9:83018005 r8:85700000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1345.335174][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.335244][ T32] r5:00001000 r4:eb65f000 [ 1345.335278][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.335345][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.335450][ T32] r5:85738b8c r4:85738800 [ 1345.335515][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.335567][ T32] r7:dddced80 r6:83018000 r5:85738b8c r4:856df680 [ 1345.335589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.335634][ T32] r10:61c88647 r9:85700000 r8:856df6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.335656][ T32] r4:856df680 ** 3 printk messages dropped ** [ 1345.335771][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.336328][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.336707][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1345.337086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1345.337702][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.338036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.338412][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.359481][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.359998][ T32] r5:00001000 r4:eb66f000 ** 3 printk messages dropped ** [ 1345.360164][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.360615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.361454][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1345.361621][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.361646][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.361701][ T32] r5:800c0113 r4:80239bb0 [ 1345.361725][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.361804][ T32] r4:82ac11e4 [ 1345.361854][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.361903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.361928][ T32] r4:e0545dc0 [ 1345.361948][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.361990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.362013][ T32] r4:00000000 [ 1345.362032][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.362076][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.362098][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.362177][ T32] r5:00001000 r4:e038d000 [ 1345.362200][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.362240][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.362282][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.362303][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.362348][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.362407][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.362457][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.362480][ T32] r4:84b6e700 [ 1345.362539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.362604][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.362629][ T32] r4:00000001 [ 1345.362684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.362724][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.362753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.362787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.362814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.362842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.362865][ T32] r4:84b6d780 [ 1345.362919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.362966][ T32] INFO: task kworker/0:925:5373 blocked for more than 471 seconds. [ 1345.363002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.363028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.363079][ T32] task:kworker/0:925 state:D stack:0 pid:5373 tgid:5373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.363159][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.363245][ T32] Call trace: [ 1345.363278][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.363342][ T32] r10:82918930 r9:ec2c9d84 r8:00000002 r7:60000013 r6:ec2c9d8c r5:85701800 [ 1345.363456][ T32] r4:85701800 [ 1345.363508][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.363594][ T32] r5:85701800 r4:8291892c [ 1345.363703][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.363751][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.363844][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2c9e08 [ 1345.363872][ T32] r4:00000000 [ 1345.363893][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.363931][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.363968][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.364010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d1e40 [ 1345.364061][ T32] r4:00000000 [ 1345.364084][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.364182][ T32] r9:83018005 r8:85701800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1345.364207][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.364249][ T32] r5:00001000 r4:eb857000 [ 1345.364269][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.364335][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.364382][ T32] r5:8573978c r4:85739400 [ 1345.364438][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.364486][ T32] r7:dddced80 r6:83018000 r5:8573978c r4:856df780 [ 1345.364532][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.364581][ T32] r10:61c88647 r9:85701800 r8:856df7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.364603][ T32] r4:856df780 [ 1345.364622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.364665][ T32] r10:00000000 r9:856df780 r8:8027f5e8 r7:ec2a5e60 r6:856e3480 r5:85701800 [ 1345.364687][ T32] r4:00000001 [ 1345.364706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.364768][ T32] Exception stack(0xec2c9fb0 to 0xec2c9ff8) [ 1345.364827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.364861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.364888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.364946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.364973][ T32] r4:856d1340 [ 1345.365220][ T32] INFO: task kworker/0:925:5373 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.365256][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.365382][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.365462][ T32] Call trace: [ 1345.365529][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.365582][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.365607][ T32] r4:00000000 [ 1345.365658][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.365729][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.365801][ T32] 5d20: cffa1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.365861][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.365916][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.365983][ T32] r5:800c0113 r4:80239bb0 [ 1345.366037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.366083][ T32] r4:82ac11e4 [ 1345.366135][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.366209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.366245][ T32] r4:e0545dc0 [ 1345.366266][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.366356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.366408][ T32] r4:00000000 [ 1345.366457][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.366549][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.366581][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.366650][ T32] r5:00001000 r4:e038d000 [ 1345.366674][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.366737][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.366797][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.366882][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.366964][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.366990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.367037][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.367060][ T32] r4:84b6e700 [ 1345.367080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.367158][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.367184][ T32] r4:00000001 [ 1345.367205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.367242][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.367270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.367326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.367385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.367471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.367552][ T32] r4:84b6d780 [ 1345.367578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.367643][ T32] INFO: task kworker/0:926:5376 blocked for more than 471 seconds. [ 1345.367676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.367716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.367739][ T32] task:kworker/0:926 state:D stack:0 pid:5376 tgid:5376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.367820][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.367897][ T32] Call trace: [ 1345.367931][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.368011][ T32] r10:82918930 r9:ec2cdd84 r8:00000002 r7:60000113 r6:ec2cdd8c r5:85702400 [ 1345.368039][ T32] r4:85702400 [ 1345.368086][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.368133][ T32] r5:85702400 r4:8291892c [ 1345.368154][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.368247][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.368362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2cde08 [ 1345.368388][ T32] r4:00000000 [ 1345.368408][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.368446][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.368484][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.368558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d1cc0 [ 1345.393894][ T32] r4:00000000 [ 1345.393980][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.394059][ T32] r9:83018005 r8:85702400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1345.394084][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.394131][ T32] r5:00001000 r4:eb803000 [ 1345.394153][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.394213][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.394282][ T32] r5:8573938c r4:85739000 [ 1345.394307][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.394365][ T32] r7:dddced80 r6:83018000 r5:8573938c r4:856df800 [ 1345.394390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.394436][ T32] r10:61c88647 r9:85702400 r8:856df82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.394458][ T32] r4:856df800 [ 1345.394478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.394581][ T32] r10:00000000 r9:856df800 r8:8027f5e8 r7:ec2c9e60 r6:856e3500 r5:85702400 [ 1345.394608][ T32] r4:00000001 [ 1345.394635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.394720][ T32] Exception stack(0xec2cdfb0 to 0xec2cdff8) [ 1345.394768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.394799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.394826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.394855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.394878][ T32] r4:856d1b40 [ 1345.395291][ T32] INFO: task kworker/0:926:5376 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.395327][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.395399][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.395480][ T32] Call trace: [ 1345.395546][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.395600][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.395634][ T32] r4:00000000 [ 1345.395667][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.395709][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.395795][ T32] 5d20: d040d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.395830][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.395857][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.395881][ T32] r5:800c0113 r4:80239bb0 [ 1345.395907][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.395952][ T32] r4:82ac11e4 [ 1345.395972][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.396014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.396037][ T32] r4:e0545dc0 [ 1345.396087][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.396155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.396191][ T32] r4:00000000 [ 1345.396213][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.396294][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.396330][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.396396][ T32] r5:00001000 r4:e038d000 [ 1345.396441][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.396485][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.396527][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.396547][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.396614][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.396639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.396686][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.396708][ T32] r4:84b6e700 [ 1345.396728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.396776][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.396799][ T32] r4:00000001 [ 1345.396818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.396854][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.396903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.396937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.396964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.396993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.397015][ T32] r4:84b6d780 [ 1345.397036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.397065][ T32] INFO: task kworker/0:927:5378 blocked for more than 471 seconds. [ 1345.397099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.397136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.397161][ T32] task:kworker/0:927 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.397240][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.397297][ T32] Call trace: [ 1345.397344][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.397433][ T32] r10:82918930 r9:ec2d1d84 r8:00000002 r7:60000013 r6:ec2d1d8c r5:85703000 [ 1345.397479][ T32] r4:85703000 [ 1345.397516][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.397565][ T32] r5:85703000 r4:8291892c [ 1345.397585][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.397626][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.397720][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2d1e08 [ 1345.397768][ T32] r4:00000000 [ 1345.397790][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.397830][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.397868][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.397924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d1f40 [ 1345.397972][ T32] r4:00000000 [ 1345.397995][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.398049][ T32] r9:83018005 r8:85703000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1345.398086][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.398169][ T32] r5:00001000 r4:eb877000 [ 1345.398195][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.398239][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.398282][ T32] r5:85739b8c r4:85739800 [ 1345.398302][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.398348][ T32] r7:dddced80 r6:83018000 r5:85739b8c r4:856df880 [ 1345.398390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.398440][ T32] r10:61c88647 r9:85703000 r8:856df8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.398462][ T32] r4:856df880 [ 1345.398481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.398645][ T32] r10:00000000 r9:856df880 r8:8027f5e8 r7:ec2c9e60 r6:856e3580 r5:85703000 [ 1345.411723][ T32] r4:00000001 [ 1345.411799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.411867][ T32] Exception stack(0xec2d1fb0 to 0xec2d1ff8) [ 1345.411922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.411956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.411984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.412016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.412039][ T32] r4:856d1a40 [ 1345.412468][ T32] INFO: task kworker/0:927:5378 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.412523][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.412623][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.412707][ T32] Call trace: [ 1345.412744][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.412806][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.412840][ T32] r4:00000000 [ 1345.412864][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.412924][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.412957][ T32] 5d20: d09a7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.412989][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.413015][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.413041][ T32] r5:800c0113 r4:80239bb0 [ 1345.413061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.413128][ T32] r4:82ac11e4 [ 1345.413153][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.413220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.413246][ T32] r4:e0545dc0 [ 1345.413267][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.413309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.413331][ T32] r4:00000000 [ 1345.413351][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.413408][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.413434][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.413504][ T32] r5:00001000 r4:e038d000 [ 1345.413538][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.413581][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.413646][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.413670][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.413719][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.413740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.413793][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.413815][ T32] r4:84b6e700 [ 1345.413835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.413880][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.413917][ T32] r4:00000001 [ 1345.413966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.414015][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.414066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.414128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.414169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.414222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.414278][ T32] r4:84b6d780 [ 1345.414323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.414375][ T32] INFO: task kworker/0:928:5380 blocked for more than 471 seconds. [ 1345.414470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.414538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.414581][ T32] task:kworker/0:928 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.414689][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.414738][ T32] Call trace: [ 1345.414783][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.414841][ T32] r10:82918930 r9:ec2d5d84 r8:00000002 r7:60000013 r6:ec2d5d8c r5:85703c00 [ 1345.414868][ T32] r4:85703c00 [ 1345.414910][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.414978][ T32] r5:85703c00 r4:8291892c [ 1345.415013][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.415059][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.415106][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2d5e08 [ 1345.415129][ T32] r4:00000000 [ 1345.415147][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.415194][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.415235][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.415277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf3c0 [ 1345.415299][ T32] r4:00000000 [ 1345.415318][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.415440][ T32] r9:83018005 r8:85703c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1345.415488][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.415533][ T32] r5:00001000 r4:ec2e9000 [ 1345.415555][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.415618][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.415673][ T32] r5:8573ab8c r4:8573a800 [ 1345.415739][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.415793][ T32] r7:dddced80 r6:83018000 r5:8573ab8c r4:856df900 [ 1345.415814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.415882][ T32] r10:61c88647 r9:85703c00 r8:856df92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.415918][ T32] r4:856df900 [ 1345.415938][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.415982][ T32] r10:00000000 r9:856df900 r8:8027f5e8 r7:ec2d1e60 r6:856e3600 r5:85703c00 [ 1345.416004][ T32] r4:00000001 [ 1345.416022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.416069][ T32] Exception stack(0xec2d5fb0 to 0xec2d5ff8) [ 1345.416100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.416129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.416156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.416184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.416229][ T32] r4:856d1d40 [ 1345.416446][ T32] INFO: task kworker/0:928:5380 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.416479][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.416558][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.416630][ T32] Call trace: [ 1345.416685][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.416759][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.416788][ T32] r4:00000000 [ 1345.416820][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.416885][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.416940][ T32] 5d20: d09a7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.416977][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.417025][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.417053][ T32] r5:800c0113 r4:80239bb0 [ 1345.417073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.417115][ T32] r4:82ac11e4 [ 1345.417145][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.417191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.417237][ T32] r4:e0545dc0 [ 1345.417261][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.417304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.417326][ T32] r4:00000000 [ 1345.417347][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.417435][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.417538][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.417589][ T32] r5:00001000 r4:e038d000 [ 1345.417632][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.417694][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.417803][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.417838][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.417887][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.417919][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.417970][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.418016][ T32] r4:84b6e700 [ 1345.418062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.418111][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.418134][ T32] r4:00000001 [ 1345.418154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.418189][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.418215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.418243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.418292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.418325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.418360][ T32] r4:84b6d780 [ 1345.418383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.418425][ T32] INFO: task kworker/0:929:5381 blocked for more than 471 seconds. [ 1345.418478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.418546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.418649][ T32] task:kworker/0:929 state:D stack:0 pid:5381 tgid:5381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.445117][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.445251][ T32] Call trace: [ 1345.445292][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.445351][ T32] r10:82918930 r9:ec2d9d84 r8:00000002 r7:60000113 r6:ec2d9d8c r5:85704800 [ 1345.445377][ T32] r4:85704800 [ 1345.445408][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.445460][ T32] r5:85704800 r4:8291892c [ 1345.445482][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.445523][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.445569][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2d9e08 [ 1345.445647][ T32] r4:00000000 [ 1345.445671][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.445710][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.445750][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.445822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcf6c0 [ 1345.445851][ T32] r4:00000000 [ 1345.445872][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.445920][ T32] r9:83018005 r8:85704800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1345.445942][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.445994][ T32] r5:00001000 r4:eb88b000 [ 1345.446043][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.446108][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.446154][ T32] r5:85739f8c r4:85739c00 [ 1345.446175][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.446223][ T32] r7:dddced80 r6:83018000 r5:85739f8c r4:856df980 [ 1345.446244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.446331][ T32] r10:61c88647 r9:85704800 r8:856df9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.446368][ T32] r4:856df980 [ 1345.446389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.446466][ T32] r10:00000000 r9:856df980 r8:8027f5e8 r7:ec2d5e60 r6:856e3680 r5:85704800 [ 1345.446547][ T32] r4:00000001 [ 1345.446598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.446664][ T32] Exception stack(0xec2d9fb0 to 0xec2d9ff8) [ 1345.446719][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.446751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.446786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.446859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.446895][ T32] r4:84bcff00 [ 1345.447333][ T32] INFO: task kworker/0:929:5381 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.447372][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.447483][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.447600][ T32] Call trace: [ 1345.447663][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.447716][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.447741][ T32] r4:00000000 [ 1345.447768][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.447807][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.447835][ T32] 5d20: d104c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.447864][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.447889][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.447914][ T32] r5:800c0113 r4:80239bb0 [ 1345.447955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.448023][ T32] r4:82ac11e4 [ 1345.448068][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.448124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.448151][ T32] r4:e0545dc0 [ 1345.448193][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.448269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.448296][ T32] r4:00000000 [ 1345.448337][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.448387][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.448409][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.448453][ T32] r5:00001000 r4:e038d000 [ 1345.448473][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.448526][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.448645][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.455077][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.455200][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.455229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.455307][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.455334][ T32] r4:84b6e700 [ 1345.455368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.455419][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.455450][ T32] r4:00000001 [ 1345.455471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.455551][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.455586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.455616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.455643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.455701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.455778][ T32] r4:84b6d780 [ 1345.455808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.455841][ T32] INFO: task kworker/0:930:5385 blocked for more than 471 seconds. [ 1345.455875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.455924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.455979][ T32] task:kworker/0:930 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.456040][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.456090][ T32] Call trace: [ 1345.456122][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.456173][ T32] r10:82918930 r9:ec2ddd84 r8:00000002 r7:60000013 r6:ec2ddd8c r5:848aa400 [ 1345.456231][ T32] r4:848aa400 [ 1345.456256][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.456329][ T32] r5:848aa400 r4:8291892c [ 1345.456383][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.456461][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.456512][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2dde08 [ 1345.456562][ T32] r4:00000000 [ 1345.456626][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.456668][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.456709][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.456779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2ec0 [ 1345.456809][ T32] r4:00000000 [ 1345.456859][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.456910][ T32] r9:83018005 r8:848aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1345.456958][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.457003][ T32] r5:00001000 r4:eb8af000 [ 1345.457024][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.457067][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.457147][ T32] r5:8573a38c r4:8573a000 [ 1345.457171][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.457216][ T32] r7:dddced80 r6:83018000 r5:8573a38c r4:856dfa00 [ 1345.457251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.457331][ T32] r10:61c88647 r9:848aa400 r8:856dfa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.457357][ T32] r4:856dfa00 [ 1345.457376][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.457420][ T32] r10:00000000 r9:856dfa00 r8:8027f5e8 r7:ec2d5e60 r6:856dfa80 r5:848aa400 [ 1345.457482][ T32] r4:00000001 [ 1345.457505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.457541][ T32] Exception stack(0xec2ddfb0 to 0xec2ddff8) [ 1345.457573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.457633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.457665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.457699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.457723][ T32] r4:856d1e80 [ 1345.458166][ T32] INFO: task kworker/0:930:5385 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.458203][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.458319][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.458369][ T32] Call trace: [ 1345.458400][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.458448][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.458471][ T32] r4:00000000 [ 1345.458523][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.458593][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.471728][ T32] 5d20: d1482000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.471834][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.471864][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.471892][ T32] r5:800c0113 r4:80239bb0 [ 1345.471960][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.472057][ T32] r4:82ac11e4 [ 1345.472082][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.472126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.472183][ T32] r4:e0545dc0 [ 1345.472233][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.472313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.472365][ T32] r4:00000000 [ 1345.472388][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.472436][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.472488][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.472541][ T32] r5:00001000 r4:e038d000 [ 1345.472562][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.472601][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.472643][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.472709][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.472798][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.472824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.472897][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.472924][ T32] r4:84b6e700 [ 1345.472944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.472990][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.473043][ T32] r4:00000001 [ 1345.473067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.473105][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.473132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.473194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.473259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.473292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.473330][ T32] r4:84b6d780 [ 1345.473387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.473436][ T32] INFO: task kworker/0:931:5386 blocked for more than 471 seconds. [ 1345.473471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.473497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.473519][ T32] task:kworker/0:931 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.473616][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.473725][ T32] Call trace: [ 1345.473791][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.473880][ T32] r10:82918930 r9:ec2e1d84 r8:00000002 r7:60000013 r6:ec2e1d8c r5:848abc00 [ 1345.473907][ T32] r4:848abc00 [ 1345.473957][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.474014][ T32] r5:848abc00 r4:8291892c [ 1345.474038][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.474119][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.474202][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2e1e08 [ 1345.474241][ T32] r4:00000000 [ 1345.474264][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.474303][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.474340][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.474404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf280 [ 1345.474454][ T32] r4:00000000 [ 1345.474479][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.474598][ T32] r9:83018005 r8:848abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1345.474625][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.474669][ T32] r5:00001000 r4:ec289000 [ 1345.474689][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.474769][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.474848][ T32] r5:8573a78c r4:8573a400 [ 1345.474871][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.474919][ T32] r7:dddced80 r6:83018000 r5:8573a78c r4:856dfb00 [ 1345.474972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.475054][ T32] r10:61c88647 r9:848abc00 r8:856dfb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.475080][ T32] r4:856dfb00 [ 1345.475128][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.475208][ T32] r10:00000000 r9:856dfb00 r8:8027f5e8 r7:ec2d5e60 r6:856dfb80 r5:848abc00 [ 1345.475257][ T32] r4:00000001 [ 1345.475280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.475342][ T32] Exception stack(0xec2e1fb0 to 0xec2e1ff8) [ 1345.475373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.475402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.475436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.475493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.475549][ T32] r4:856d1e80 [ 1345.476011][ T32] INFO: task kworker/0:931:5386 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.476048][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.476132][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.476215][ T32] Call trace: [ 1345.476341][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.476412][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.476436][ T32] r4:00000000 [ 1345.476456][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.476531][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.476596][ T32] 5d20: d1482000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.476658][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.476718][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.476746][ T32] r5:800c0113 r4:80239bb0 [ 1345.476806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.476882][ T32] r4:82ac11e4 [ 1345.476921][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.477000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.477037][ T32] r4:e0545dc0 [ 1345.477060][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.477105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.477149][ T32] r4:00000000 [ 1345.477184][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.477233][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.477304][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.477351][ T32] r5:00001000 r4:e038d000 [ 1345.477400][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.477444][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.477507][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.477530][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.477634][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.477687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.477769][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.477825][ T32] r4:84b6e700 [ 1345.477849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.477927][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.477980][ T32] r4:00000001 [ 1345.478035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.478103][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.478135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.478164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.478191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.478219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.478275][ T32] r4:84b6d780 [ 1345.478327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.478358][ T32] INFO: task kworker/0:932:5389 blocked for more than 471 seconds. [ 1345.478400][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.478469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.478561][ T32] task:kworker/0:932 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.491336][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.491420][ T32] Call trace: [ 1345.491492][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.491579][ T32] r10:82918930 r9:ec2edd84 r8:00000002 r7:60000113 r6:ec2edd8c r5:848ad400 [ 1345.491676][ T32] r4:848ad400 [ 1345.491728][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.491780][ T32] r5:848ad400 r4:8291892c [ 1345.491802][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.491843][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.491900][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2ede08 [ 1345.491927][ T32] r4:00000000 [ 1345.491947][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.491988][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.492064][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.492111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf500 [ 1345.492149][ T32] r4:00000000 [ 1345.492173][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.492301][ T32] r9:83018005 r8:848ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1345.492340][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.492426][ T32] r5:00001000 r4:ec2f5000 [ 1345.492451][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.492493][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.492546][ T32] r5:8573af8c r4:8573ac00 [ 1345.492566][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.492651][ T32] r7:dddced80 r6:83018000 r5:8573af8c r4:856dfc00 [ 1345.492677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.492725][ T32] r10:61c88647 r9:848ad400 r8:856dfc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.492747][ T32] r4:856dfc00 [ 1345.492807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.492890][ T32] r10:00000000 r9:856dfc00 r8:8027f5e8 r7:ec2d5e60 r6:856dfc80 r5:848ad400 [ 1345.492916][ T32] r4:00000001 [ 1345.492937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.493005][ T32] Exception stack(0xec2edfb0 to 0xec2edff8) [ 1345.493067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.493127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.493161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.493212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.493239][ T32] r4:856cf340 [ 1345.493699][ T32] INFO: task kworker/0:932:5389 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.493769][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.493878][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.493981][ T32] Call trace: [ 1345.494054][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.494105][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.494130][ T32] r4:00000000 [ 1345.494174][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.494217][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.494246][ T32] 5d20: d1662000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.494306][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.494352][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.494406][ T32] r5:800c0113 r4:80239bb0 [ 1345.494459][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.494552][ T32] r4:82ac11e4 [ 1345.494581][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.494662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.494801][ T32] r4:e0545dc0 [ 1345.494876][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.494927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.494951][ T32] r4:00000000 [ 1345.494970][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.495019][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.495040][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.495083][ T32] r5:00001000 r4:e038d000 [ 1345.495103][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.495173][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.495223][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.495292][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.495341][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.495363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.495439][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.495537][ T32] r4:84b6e700 [ 1345.495599][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.495649][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.495675][ T32] r4:00000001 [ 1345.495728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.495797][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.495829][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.495860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.495887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.495946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.496019][ T32] r4:84b6d780 [ 1345.496045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.496104][ T32] INFO: task kworker/0:933:5391 blocked for more than 471 seconds. [ 1345.496147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.496175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.496196][ T32] task:kworker/0:933 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.496281][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.496380][ T32] Call trace: [ 1345.496416][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.496466][ T32] r10:82918930 r9:ec309d84 r8:00000002 r7:60000013 r6:ec309d8c r5:848ac800 [ 1345.496515][ T32] r4:848ac800 [ 1345.496553][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.496597][ T32] r5:848ac800 r4:8291892c [ 1345.496619][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.496674][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.496724][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec309e08 [ 1345.496787][ T32] r4:00000000 [ 1345.496809][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.496867][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.496911][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.496954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf880 [ 1345.497011][ T32] r4:00000000 [ 1345.497068][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.497153][ T32] r9:83018005 r8:848ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1345.497188][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.497233][ T32] r5:00001000 r4:ec31d000 [ 1345.497255][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.497323][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.497369][ T32] r5:8573b78c r4:8573b400 [ 1345.497406][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.497454][ T32] r7:dddced80 r6:83018000 r5:8573b78c r4:856dfd00 [ 1345.497509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.497558][ T32] r10:61c88647 r9:848ac800 r8:856dfd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.497616][ T32] r4:856dfd00 [ 1345.497654][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.497731][ T32] r10:00000000 r9:856dfd00 r8:8027f5e8 r7:ec2ede60 r6:856dfd80 r5:848ac800 [ 1345.497768][ T32] r4:00000001 [ 1345.497790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.497828][ T32] Exception stack(0xec309fb0 to 0xec309ff8) [ 1345.497855][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.497916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.497961][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.497993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.498016][ T32] r4:856cf300 [ 1345.498287][ T32] INFO: task kworker/0:933:5391 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.498341][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.498432][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.498479][ T32] Call trace: [ 1345.498594][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.516115][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.516186][ T32] r4:00000000 [ 1345.516213][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.516280][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.516315][ T32] 5d20: d1bc3000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.516402][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.516436][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.516543][ T32] r5:800c0113 r4:80239bb0 [ 1345.516613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.516665][ T32] r4:82ac11e4 [ 1345.516687][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.516742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.516771][ T32] r4:e0545dc0 [ 1345.516824][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.516911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.517009][ T32] r4:00000000 [ 1345.517045][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.517096][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.517120][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.517166][ T32] r5:00001000 r4:e038d000 [ 1345.517190][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.517232][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.517305][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.517329][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.517408][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.517463][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.517525][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.517583][ T32] r4:84b6e700 [ 1345.517608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.517653][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.517676][ T32] r4:00000001 [ 1345.517695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.517752][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.517784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.517814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.517841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.517910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.517936][ T32] r4:84b6d780 [ 1345.517989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.518026][ T32] INFO: task kworker/1:197:5392 blocked for more than 472 seconds. [ 1345.518060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.518088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.518141][ T32] task:kworker/1:197 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.518245][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.518295][ T32] Call trace: [ 1345.518327][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.518373][ T32] r10:82918930 r9:ec2add84 r8:00000002 r7:60000113 r6:ec2add8c r5:85705400 [ 1345.518397][ T32] r4:85705400 [ 1345.518416][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.518485][ T32] r5:85705400 r4:8291892c [ 1345.518562][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.532076][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.532179][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec2ade08 [ 1345.532205][ T32] r4:00000000 [ 1345.532279][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.532332][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.532376][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.532420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dd280 [ 1345.532443][ T32] r4:00000000 [ 1345.532492][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.532554][ T32] r9:83018205 r8:85705400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1345.532609][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.532692][ T32] r5:00001000 r4:eaaa3000 [ 1345.532717][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.532788][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.532870][ T32] r5:8565038c r4:85650000 [ 1345.532923][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.533007][ T32] r7:ddde2d80 r6:83018200 r5:8565038c r4:856e3700 [ 1345.533058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.533119][ T32] r10:61c88647 r9:85705400 r8:856e372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.533142][ T32] r4:856e3700 [ 1345.533162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.533241][ T32] r10:00000000 r9:856e3700 r8:8027f5e8 r7:ec2b1e60 r6:856e3780 r5:85705400 [ 1345.533271][ T32] r4:00000001 [ 1345.533293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.533360][ T32] Exception stack(0xec2adfb0 to 0xec2adff8) [ 1345.533396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.533427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.533455][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.533484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.533513][ T32] r4:856e0900 [ 1345.533963][ T32] INFO: task kworker/1:197:5392 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.534037][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.534177][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.534232][ T32] Call trace: [ 1345.534294][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.534348][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.534372][ T32] r4:00000000 [ 1345.534425][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.534467][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.534496][ T32] 5d20: d23e0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.534622][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.534652][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.534678][ T32] r5:800c0113 r4:80239bb0 [ 1345.534732][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.534783][ T32] r4:82ac11e4 [ 1345.534831][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.534879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.534902][ T32] r4:e0545dc0 [ 1345.534929][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.535008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.535106][ T32] r4:00000000 [ 1345.535130][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.535216][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.535272][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.535321][ T32] r5:00001000 r4:e038d000 [ 1345.535342][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.535381][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.535429][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.535452][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.535546][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.535589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.535675][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.535703][ T32] r4:84b6e700 [ 1345.535724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.535803][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.535830][ T32] r4:00000001 [ 1345.535852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.535908][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.535938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.535967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.535994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.536050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.536075][ T32] r4:84b6d780 [ 1345.536155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.536223][ T32] INFO: task kworker/1:198:5393 blocked for more than 472 seconds. [ 1345.536262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.536322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.536378][ T32] task:kworker/1:198 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.536473][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.536566][ T32] Call trace: [ 1345.536629][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.536738][ T32] r10:82918930 r9:ec30dd84 r8:00000002 r7:60000113 r6:ec30dd8c r5:85706c00 [ 1345.536770][ T32] r4:85706c00 [ 1345.536793][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.536861][ T32] r5:85706c00 r4:8291892c [ 1345.536887][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.536929][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.537007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec30de08 [ 1345.537053][ T32] r4:00000000 [ 1345.537105][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.537151][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.537193][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.537270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d98c0 [ 1345.537303][ T32] r4:00000000 [ 1345.537324][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.537370][ T32] r9:83018205 r8:85706c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1345.537392][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.537434][ T32] r5:00001000 r4:ec345000 [ 1345.537454][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.537534][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.537584][ T32] r5:844e6f8c r4:844e6c00 [ 1345.537607][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.537655][ T32] r7:ddde2d80 r6:83018200 r5:844e6f8c r4:856e3800 [ 1345.537676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.537747][ T32] r10:61c88647 r9:85706c00 r8:856e382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.537807][ T32] r4:856e3800 [ 1345.537830][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.537875][ T32] r10:00000000 r9:856e3800 r8:8027f5e8 r7:ec2ade60 r6:856e3880 r5:85706c00 [ 1345.537927][ T32] r4:00000001 [ 1345.537965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.538034][ T32] Exception stack(0xec30dfb0 to 0xec30dff8) [ 1345.538087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.538138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.538171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.538201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.538224][ T32] r4:856e0900 [ 1345.538540][ T32] INFO: task kworker/1:198:5393 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.559068][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.559244][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.559317][ T32] Call trace: [ 1345.559354][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.559457][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.559535][ T32] r4:00000000 [ 1345.559564][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.559613][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.559647][ T32] 5d20: d2a18000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.559681][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.559735][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.559770][ T32] r5:800c0113 r4:80239bb0 [ 1345.559794][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.559841][ T32] r4:82ac11e4 [ 1345.559902][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.559954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.559979][ T32] r4:e0545dc0 [ 1345.560033][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.560090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.560201][ T32] r4:00000000 [ 1345.560249][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.560363][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.560392][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.560475][ T32] r5:00001000 r4:e038d000 [ 1345.560500][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.560590][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.560698][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.560722][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.560776][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.560798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.560877][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.560934][ T32] r4:84b6e700 [ 1345.560959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.561007][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.561061][ T32] r4:00000001 [ 1345.561114][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.561156][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.561185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.561231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.561291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.561324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.561346][ T32] r4:84b6d780 [ 1345.561370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.561432][ T32] INFO: task kworker/0:934:5394 blocked for more than 472 seconds. [ 1345.561497][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.561535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.561557][ T32] task:kworker/0:934 state:D stack:0 pid:5394 tgid:5394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.561615][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.561661][ T32] Call trace: [ 1345.561731][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.561816][ T32] r10:82918930 r9:ec311d84 r8:00000002 r7:60000113 r6:ec311d8c r5:85706000 [ 1345.561846][ T32] r4:85706000 [ 1345.561891][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.561969][ T32] r5:85706000 r4:8291892c [ 1345.562029][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.562108][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.562159][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec311e08 [ 1345.562182][ T32] r4:00000000 [ 1345.562201][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.562252][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.562352][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.562441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf740 [ 1345.562538][ T32] r4:00000000 [ 1345.562576][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.562650][ T32] r9:83018005 r8:85706000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1345.562710][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.562756][ T32] r5:00001000 r4:ec305000 [ 1345.562778][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.562842][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.562888][ T32] r5:8573b38c r4:8573b000 [ 1345.562937][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.563051][ T32] r7:dddced80 r6:83018000 r5:8573b38c r4:856dfe00 [ 1345.563120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.563200][ T32] r10:61c88647 r9:85706000 r8:856dfe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.563239][ T32] r4:856dfe00 [ 1345.563276][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.563357][ T32] r10:00000000 r9:856dfe00 r8:8027f5e8 r7:ec309e60 r6:856e3900 r5:85706000 [ 1345.563385][ T32] r4:00000001 [ 1345.563405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.563474][ T32] Exception stack(0xec311fb0 to 0xec311ff8) [ 1345.563530][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.563612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.563671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.563705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.563777][ T32] r4:856cf300 [ 1345.564209][ T32] INFO: task kworker/0:934:5394 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.564258][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.564359][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.564454][ T32] Call trace: [ 1345.564487][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.564545][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.564600][ T32] r4:00000000 [ 1345.564656][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.564698][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.564742][ T32] 5d20: d2a18000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.564806][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.564836][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.564860][ T32] r5:800c0113 r4:80239bb0 [ 1345.564880][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.564962][ T32] r4:82ac11e4 [ 1345.565000][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.565077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.565138][ T32] r4:e0545dc0 [ 1345.565161][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.565204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.565316][ T32] r4:00000000 [ 1345.565354][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.565436][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.565463][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.565515][ T32] r5:00001000 r4:e038d000 [ 1345.565560][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.565637][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.565685][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.565705][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.565790][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.565819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.565867][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.565890][ T32] r4:84b6e700 [ 1345.565949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.566012][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.566041][ T32] r4:00000001 [ 1345.566094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.566163][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.566225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.566295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.566355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.566387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.566410][ T32] r4:84b6d780 [ 1345.566459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.566574][ T32] INFO: task kworker/0:935:5398 blocked for more than 472 seconds. [ 1345.566650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.566702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.566745][ T32] task:kworker/0:935 state:D stack:0 pid:5398 tgid:5398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.566795][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.566859][ T32] Call trace: [ 1345.566895][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.566941][ T32] r10:82918930 r9:ec339d84 r8:00000002 r7:60000013 r6:ec339d8c r5:85710c00 [ 1345.566999][ T32] r4:85710c00 [ 1345.567022][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.567093][ T32] r5:85710c00 r4:8291892c [ 1345.567173][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.567217][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.567295][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec339e08 [ 1345.567352][ T32] r4:00000000 [ 1345.567374][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.567449][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.567490][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.567578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf980 [ 1345.567618][ T32] r4:00000000 [ 1345.567652][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.567754][ T32] r9:83018005 r8:85710c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1345.567810][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.567856][ T32] r5:00001000 r4:ec329000 [ 1345.567877][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.567916][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.567957][ T32] r5:8573bb8c r4:8573b800 [ 1345.568015][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.568062][ T32] r7:dddced80 r6:83018000 r5:8573bb8c r4:856dfe80 [ 1345.568083][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.568131][ T32] r10:61c88647 r9:85710c00 r8:856dfeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.568199][ T32] r4:856dfe80 [ 1345.568222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.568266][ T32] r10:00000000 r9:856dfe80 r8:8027f5e8 r7:ec309e60 r6:856e3980 r5:85710c00 [ 1345.568289][ T32] r4:00000001 [ 1345.568338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.568378][ T32] Exception stack(0xec339fb0 to 0xec339ff8) [ 1345.568465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.568535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.569551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.591401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.591453][ T32] r4:856cf700 [ 1345.591960][ T32] INFO: task kworker/0:935:5398 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.592005][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.592081][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.592178][ T32] Call trace: [ 1345.592250][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.592370][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.592405][ T32] r4:00000000 [ 1345.592430][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.592474][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.592512][ T32] 5d20: d2f61000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.592543][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.592570][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.592593][ T32] r5:800c0113 r4:80239bb0 [ 1345.592645][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.592693][ T32] r4:82ac11e4 [ 1345.592714][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.592757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.592780][ T32] r4:e0545dc0 [ 1345.592803][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.592848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.592901][ T32] r4:00000000 [ 1345.592925][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.592974][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.592996][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.593071][ T32] r5:00001000 r4:e038d000 [ 1345.593124][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.593168][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.593250][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.593273][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.593374][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.593400][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.593446][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.593468][ T32] r4:84b6e700 [ 1345.593526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.593578][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.593602][ T32] r4:00000001 [ 1345.593622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.593683][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.593773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.593806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.593834][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.593894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.593962][ T32] r4:84b6d780 [ 1345.594018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.594064][ T32] INFO: task kworker/0:936:5401 blocked for more than 472 seconds. [ 1345.594100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.594126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.594148][ T32] task:kworker/0:936 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.594193][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.594236][ T32] Call trace: [ 1345.594282][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.594329][ T32] r10:82918930 r9:ec355d84 r8:00000002 r7:60000113 r6:ec355d8c r5:85711800 [ 1345.594378][ T32] r4:85711800 [ 1345.594402][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.594444][ T32] r5:85711800 r4:8291892c [ 1345.594464][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.594537][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.594590][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec355e08 [ 1345.594613][ T32] r4:00000000 [ 1345.594663][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.594706][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.594775][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.594821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cfbc0 [ 1345.594845][ T32] r4:00000000 [ 1345.594889][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.594976][ T32] r9:83018005 r8:85711800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1345.595002][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.595070][ T32] r5:00001000 r4:ec35d000 [ 1345.595093][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.595155][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.595201][ T32] r5:8573c38c r4:8573c000 [ 1345.595259][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.595339][ T32] r7:dddced80 r6:83018000 r5:8573c38c r4:856dff00 [ 1345.595363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.595409][ T32] r10:61c88647 r9:85711800 r8:856dff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.595437][ T32] r4:856dff00 [ 1345.595497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.595582][ T32] r10:00000000 r9:856dff00 r8:8027f5e8 r7:ec339e60 r6:856e3a00 r5:85711800 [ 1345.595612][ T32] r4:00000001 [ 1345.595663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.595704][ T32] Exception stack(0xec355fb0 to 0xec355ff8) [ 1345.595765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.595799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.595826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.595884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.595911][ T32] r4:856cf780 [ 1345.596163][ T32] INFO: task kworker/0:936:5401 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.596199][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.596740][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1345.597102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1345.597650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.598017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.598327][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.598690][ T32] r5:848ae000 r4:8291892c ** 5 printk messages dropped ** [ 1345.625012][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.625627][ T32] r5:00001000 r4:ec335000 ** 2 printk messages dropped ** [ 1345.625927][ T32] r5:8573bf8c r4:8573bc00 ** 4 printk messages dropped ** [ 1345.626294][ T32] r4:856dff80 ** 4 printk messages dropped ** [ 1345.626761][ T32] Exception stack(0xec315fb0 to 0xec315ff8) ** 6 printk messages dropped ** [ 1345.627777][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.628430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1345.636135][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.636914][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.637190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.637900][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.654530][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.654652][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec321e08 [ 1345.654679][ T32] r4:00000000 [ 1345.654700][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.654742][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.654788][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.655050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d99c0 [ 1345.655095][ T32] r4:00000000 [ 1345.655120][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.655170][ T32] r9:83018205 r8:848a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1345.655796][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.656004][ T32] r5:00001000 r4:ec395000 [ 1345.656031][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.656365][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.656414][ T32] r5:844e6b8c r4:844e6800 [ 1345.656583][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.656769][ T32] r7:ddde2d80 r6:83018200 r5:844e6b8c r4:856e3a80 [ 1345.656798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.656848][ T32] r10:61c88647 r9:848a8c00 r8:856e3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.656873][ T32] r4:856e3a80 [ 1345.656918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.656968][ T32] r10:00000000 r9:856e3a80 r8:8027f5e8 r7:ec2ade60 r6:856d6080 r5:848a8c00 [ 1345.657272][ T32] r4:00000001 [ 1345.657324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.657508][ T32] Exception stack(0xec321fb0 to 0xec321ff8) [ 1345.657627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.657746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.657864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.658192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.658407][ T32] r4:856d9740 [ 1345.671361][ T32] INFO: task kworker/1:199:5404 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.671615][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.671830][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.672159][ T32] Call trace: [ 1345.672209][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.672268][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.672312][ T32] r4:00000000 [ 1345.672380][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.672614][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.672653][ T32] 5d20: d3988000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.672750][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.672802][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.673162][ T32] r5:800c0113 r4:80239bb0 [ 1345.673220][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.673525][ T32] r4:82ac11e4 [ 1345.673571][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.673932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.674197][ T32] r4:e0545dc0 [ 1345.674223][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.674269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.674293][ T32] r4:00000000 [ 1345.674312][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.674360][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.674382][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.674424][ T32] r5:00001000 r4:e038d000 [ 1345.674450][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.674492][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.674891][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.675126][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.675205][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.675229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.675283][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.675310][ T32] r4:84b6e700 [ 1345.675329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.675604][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 2 printk messages dropped ** [ 1345.675707][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1345.676206][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1345.677456][ T32] r4:8492a400 ** 4 printk messages dropped ** [ 1345.677668][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec369e08 ** 9 printk messages dropped ** [ 1345.701839][ T32] r5:00001000 r4:ec365000 ** 2 printk messages dropped ** [ 1345.702037][ T32] r5:8573c78c r4:8573c400 ** 3 printk messages dropped ** [ 1345.702215][ T32] r10:61c88647 r9:8492a400 r8:856d612c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.702615][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.703822][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1345.704148][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.704584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 11 printk messages dropped ** [ 1345.705039][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.705479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.706431][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.706827][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.707441][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1345.707734][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.743840][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.744902][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1345.746382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.746466][ T32] r4:82ac11e4 [ 1345.746490][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.746599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.746640][ T32] r4:e0545dc0 [ 1345.746795][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.746867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.746929][ T32] r4:00000000 [ 1345.746955][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.747312][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.747371][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.747461][ T32] r5:00001000 r4:e038d000 [ 1345.747620][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.747742][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.747792][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.747813][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.747861][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.747913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.748139][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.748174][ T32] r4:84b6e700 [ 1345.748195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.748529][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.749485][ T32] r4:00000001 [ 1345.770712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.770802][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.770912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.770950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.770980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.771013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.771133][ T32] r4:84b6d780 [ 1345.771164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.771268][ T32] INFO: task kworker/0:940:5410 blocked for more than 472 seconds. [ 1345.771310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.771340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.771521][ T32] task:kworker/0:940 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.771877][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.771976][ T32] Call trace: [ 1345.772013][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.772067][ T32] r10:82918930 r9:ec38dd84 r8:00000002 r7:60000113 r6:ec38dd8c r5:848b0c00 [ 1345.772091][ T32] r4:848b0c00 [ 1345.772112][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.772155][ T32] r5:848b0c00 r4:8291892c [ 1345.772432][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.772562][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.772640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec38de08 [ 1345.772666][ T32] r4:00000000 [ 1345.772686][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.772748][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.772794][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.772838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3200 [ 1345.772888][ T32] r4:00000000 [ 1345.772912][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.772961][ T32] r9:83018005 r8:848b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1345.772983][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.773573][ T32] r5:00001000 r4:ec385000 [ 1345.773599][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.773641][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.773685][ T32] r5:8573cf8c r4:8573cc00 [ 1345.773705][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.773751][ T32] r7:dddced80 r6:83018000 r5:8573cf8c r4:856d6300 [ 1345.773787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.773836][ T32] r10:61c88647 r9:848b0c00 r8:856d632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.773901][ T32] r4:856d6300 [ 1345.773925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.773972][ T32] r10:00000000 r9:856d6300 r8:8027f5e8 r7:ec389e60 r6:856d6380 r5:848b0c00 [ 1345.774013][ T32] r4:00000001 [ 1345.774040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.774261][ T32] Exception stack(0xec38dfb0 to 0xec38dff8) [ 1345.774294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.774324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.774388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.775126][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.776767][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.777236][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.777685][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.791749][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.792575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.793629][ T32] r10:82918930 r9:ec3b9d84 r8:00000002 r7:60000013 r6:ec3b9d8c r5:848b2400 ** 8 printk messages dropped ** [ 1345.795097][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.795640][ T32] r5:00001000 r4:ec3bf000 ** 2 printk messages dropped ** [ 1345.795741][ T32] r5:8573d78c r4:8573d400 ** 4 printk messages dropped ** [ 1345.796335][ T32] r4:856d6400 ** 4 printk messages dropped ** [ 1345.796478][ T32] Exception stack(0xec3b9fb0 to 0xec3b9ff8) ** 7 printk messages dropped ** [ 1345.797270][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.797732][ T32] r4:00000000 [ 1345.798324][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.798367][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.798397][ T32] 5d20: d4cd3000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.798426][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.798556][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.823133][ T32] r5:800c0113 r4:80239bb0 [ 1345.823284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.823512][ T32] r4:82ac11e4 [ 1345.823543][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.823591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.823629][ T32] r4:e0545dc0 [ 1345.823654][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.823699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.823722][ T32] r4:00000000 [ 1345.823741][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.823789][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.823812][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.823859][ T32] r5:00001000 r4:e038d000 [ 1345.824537][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.824585][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.824652][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.824684][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.824781][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.824807][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.824855][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.824879][ T32] r4:84b6e700 [ 1345.824900][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.825111][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.825142][ T32] r4:00000001 [ 1345.825306][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.825444][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.825609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.825646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.825678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.825708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.825732][ T32] r4:84b6d780 [ 1345.825758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.825844][ T32] INFO: task kworker/1:200:5414 blocked for more than 472 seconds. [ 1345.825898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.825926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.825949][ T32] task:kworker/1:200 state:D stack:0 pid:5414 tgid:5414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.826007][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.826054][ T32] Call trace: [ 1345.826088][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1345.826361][ T32] r10:82918930 r9:ec351d84 r8:00000002 r7:60000113 r6:ec351d8c r5:85710000 [ 1345.826389][ T32] r4:85710000 [ 1345.826495][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.826852][ T32] r5:85710000 r4:8291892c [ 1345.826878][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.826922][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.827116][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec351e08 [ 1345.827552][ T32] r4:00000000 [ 1345.827578][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1345.827620][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.827660][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.827702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d9a40 [ 1345.827911][ T32] r4:00000000 [ 1345.827935][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.827981][ T32] r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1345.828125][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.828173][ T32] r5:00001000 r4:ec39d000 [ 1345.828232][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.828276][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.828321][ T32] r5:8573d38c r4:8573d000 [ 1345.828341][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.828388][ T32] r7:ddde2d80 r6:83018200 r5:8573d38c r4:856e3b00 [ 1345.828408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.828454][ T32] r10:61c88647 r9:85710000 r8:856e3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.828477][ T32] r4:856e3b00 [ 1345.828496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.828547][ T32] r10:00000000 r9:856e3b00 r8:8027f5e8 r7:ec2ade60 r6:856e3b80 r5:85710000 [ 1345.828658][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.858463][ T32] Exception stack(0xec351fb0 to 0xec351ff8) ** 6 printk messages dropped ** [ 1345.860329][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.863554][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1345.864535][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.866534][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.889390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.890340][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.890850][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.892565][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.893364][ T32] r7:ddde2d80 r6:83018200 r5:844e638c r4:856e3c00 [ 1345.893528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.893580][ T32] r10:61c88647 r9:85713c00 r8:856e3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.893605][ T32] r4:856e3c00 [ 1345.893625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.893669][ T32] r10:00000000 r9:856e3c00 r8:8027f5e8 r7:ec2ade60 r6:856e3c80 r5:85713c00 [ 1345.893691][ T32] r4:00000001 [ 1345.893716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.893798][ T32] Exception stack(0xec3a1fb0 to 0xec3a1ff8) [ 1345.893830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.893860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.893888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.893916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.893939][ T32] r4:856d97c0 [ 1345.894345][ T32] INFO: task kworker/1:201:5416 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1345.894423][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.894655][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.894704][ T32] Call trace: [ 1345.895293][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1345.895374][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1345.895401][ T32] r4:00000000 [ 1345.895512][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.895599][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1345.895633][ T32] 5d20: d5a0a000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1345.895710][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1345.895888][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1345.895917][ T32] r5:800c0113 r4:80239bb0 [ 1345.895939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.895994][ T32] r4:82ac11e4 [ 1345.896035][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.896083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1345.896106][ T32] r4:e0545dc0 [ 1345.896125][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1345.896167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.896673][ T32] r4:00000000 [ 1345.896698][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.896747][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.896771][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.896815][ T32] r5:00001000 r4:e038d000 [ 1345.896835][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.897129][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.897177][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.897198][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.897244][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.897265][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.897310][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.897332][ T32] r4:84b6e700 [ 1345.897352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.897862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.898268][ T32] r10:82918930 r9:ec3c9d84 r8:00000002 r7:60000113 r6:ec3c9d8c r5:85714800 ** 6 printk messages dropped ** [ 1345.933407][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.934437][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.935159][ T32] r5:00001000 r4:ec3db000 ** 1 printk messages dropped ** [ 1345.935224][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.938695][ T32] r4:856d6500 ** 6 printk messages dropped ** [ 1345.959773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.960794][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.960988][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1345.961422][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.961646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1345.961744][ T32] r4:00000000 [ 1345.961793][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1345.961915][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.961968][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962019][ T32] r5:00001000 r4:e038d000 [ 1345.962041][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1345.962082][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.962127][ T32] r5:84ab1b8c r4:84ab1800 [ 1345.962154][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.962207][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1345.962231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.962279][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.962303][ T32] r4:84b6e700 [ 1345.962534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.962685][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1345.962743][ T32] r4:00000001 [ 1345.962773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.963199][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1345.963232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.963262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.963291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.963823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.965670][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.967097][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.992382][ T32] r5:00001000 r4:ec3cf000 [ 1345.992512][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.993058][ T32] r7:dddced80 r6:83018000 r5:8573db8c r4:856d6580 ** 7 printk messages dropped ** [ 1345.994465][ T32] Exception stack(0xec3d9fb0 to 0xec3d9ff8) ** 5 printk messages dropped ** [ 1345.996175][ T32] INFO: task kworker/0:943:5420 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1345.997195][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 10 printk messages dropped ** [ 1345.997587][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.998213][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.021290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.021670][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.022092][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.022804][ T32] r5:00001000 r4:dfa8f000 ** 1 printk messages dropped ** [ 1346.022905][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.023355][ T32] r10:00000000 r9:856d6600 r8:8027f5e8 r7:ec3c9e60 r6:856e3e00 r5:85716000 ** 8 printk messages dropped ** [ 1346.024172][ T32] INFO: task kworker/0:944:5422 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1346.024742][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1346.025070][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.025287][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.025329][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.025352][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.025399][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.025485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.025574][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.025631][ T32] r4:84b6e700 [ 1346.025665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.025743][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.025801][ T32] r4:00000001 [ 1346.025863][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.025901][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.025930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.025989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.026032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.026063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.026086][ T32] r4:84b6d780 [ 1346.026105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.026164][ T32] INFO: task kworker/0:945:5423 blocked for more than 472 seconds. [ 1346.026233][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.026260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.026282][ T32] task:kworker/0:945 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.026347][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.026409][ T32] Call trace: [ 1346.026476][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.026606][ T32] r10:82918930 r9:ec3f5d84 r8:00000002 r7:60000113 r6:ec3f5d8c r5:85716c00 [ 1346.026639][ T32] r4:85716c00 [ 1346.026679][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.026725][ T32] r5:85716c00 r4:8291892c [ 1346.026781][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.026857][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.026967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3f5e08 [ 1346.027076][ T32] r4:00000000 [ 1346.027099][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.027139][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.027211][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.027257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3c00 [ 1346.027280][ T32] r4:00000000 [ 1346.027335][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.027383][ T32] r9:83018005 r8:85716c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f3000 [ 1346.027406][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.027467][ T32] r5:00001000 r4:ec3e3000 [ 1346.027521][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.027598][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.027645][ T32] r5:8573e38c r4:8573e000 [ 1346.027673][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.027750][ T32] r7:dddced80 r6:83018000 r5:8573e38c r4:856d6680 [ 1346.027842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.027893][ T32] r10:61c88647 r9:85716c00 r8:856d66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.027948][ T32] r4:856d6680 [ 1346.028003][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.028113][ T32] r10:00000000 r9:856d6680 r8:8027f5e8 r7:ec3ede60 r6:856e3e80 r5:85716c00 [ 1346.028187][ T32] r4:00000001 [ 1346.028230][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.028269][ T32] Exception stack(0xec3f5fb0 to 0xec3f5ff8) [ 1346.028334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.028367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.028394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.028425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.028448][ T32] r4:856d3c80 [ 1346.054767][ T32] INFO: task kworker/0:945:5423 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.054867][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.054943][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.055736][ T32] Call trace: [ 1346.055779][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.055838][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.056809][ T32] r4:00000000 [ 1346.057009][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.058660][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.072022][ T32] 5d20: d770b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 4 printk messages dropped ** [ 1346.072201][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.073346][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.073532][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.074223][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.074467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.076057][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.078629][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.103357][ T32] r5:00001000 r4:dfa7b000 ** 1 printk messages dropped ** [ 1346.103669][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1346.104751][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1346.107285][ T32] INFO: task kworker/0:946:5426 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 7 printk messages dropped ** [ 1346.129955][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.129985][ T32] 5d20: d811b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.130015][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.130041][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.130066][ T32] r5:800c0113 r4:80239bb0 [ 1346.130086][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.130127][ T32] r4:82ac11e4 [ 1346.130147][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.130192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.130216][ T32] r4:e0545dc0 [ 1346.130235][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.130277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.130329][ T32] r4:00000000 [ 1346.130370][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.130423][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.130451][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.130662][ T32] r5:00001000 r4:e038d000 [ 1346.130711][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.131049][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.131217][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.131257][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.131381][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.131416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.131483][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.131524][ T32] r4:84b6e700 [ 1346.131607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.131675][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.131706][ T32] r4:00000001 [ 1346.131734][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.131781][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.131876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.131999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.132051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.132093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.132163][ T32] r4:84b6d780 [ 1346.132196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.132232][ T32] INFO: task kworker/0:947:5430 blocked for more than 472 seconds. [ 1346.132271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.132301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.132362][ T32] task:kworker/0:947 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.132536][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.132675][ T32] Call trace: [ 1346.132756][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.132851][ T32] r10:82918930 r9:ec405d84 r8:00000002 r7:60000113 r6:ec405d8c r5:85712400 [ 1346.132882][ T32] r4:85712400 [ 1346.132941][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.133028][ T32] r5:85712400 r4:8291892c [ 1346.133086][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.133135][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.133222][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec405e08 [ 1346.133282][ T32] r4:00000000 [ 1346.133305][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.133390][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.133434][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.133476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568b340 [ 1346.133509][ T32] r4:00000000 [ 1346.133531][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.133611][ T32] r9:83018005 r8:85712400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1346.133674][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.133733][ T32] r5:00001000 r4:ec4f9000 [ 1346.133756][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.133822][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.133884][ T32] r5:8573ef8c r4:8573ec00 [ 1346.133919][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.134165][ T32] r4:856d6780 ** 6 printk messages dropped ** [ 1346.134469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.135611][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1346.135930][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.136284][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.136618][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.137086][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.137344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.137865][ T32] r10:82918930 r9:ec3cdd84 r8:00000002 r7:60000113 r6:ec3cdd8c r5:848b3c00 ** 6 printk messages dropped ** [ 1346.138116][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.138446][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1346.151714][ T32] r5:00001000 r4:dfb05000 ** 4 printk messages dropped ** [ 1346.152179][ T32] r7:dddced80 r6:83018000 r5:844e738c r4:856d6800 ** 1 printk messages dropped ** [ 1346.152289][ T32] r10:61c88647 r9:848b3c00 r8:856d682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.152341][ T32] r4:856d6800 [ 1346.152396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.152475][ T32] r10:00000000 r9:856d6800 r8:8027f5e8 r7:ec405e60 r6:856d6880 r5:848b3c00 [ 1346.152520][ T32] r4:00000001 [ 1346.152541][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.152621][ T32] Exception stack(0xec3cdfb0 to 0xec3cdff8) [ 1346.152762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.152830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.152875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.152921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.152982][ T32] r4:856d3d80 [ 1346.153855][ T32] INFO: task kworker/0:948:5431 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.154075][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.154170][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.154234][ T32] Call trace: [ 1346.154313][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.154375][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.154404][ T32] r4:00000000 [ 1346.154478][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.154580][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.154620][ T32] 5d20: d82a7000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.154657][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.154831][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.154968][ T32] r5:800c0113 r4:80239bb0 [ 1346.154994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.155202][ T32] r4:82ac11e4 [ 1346.155228][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.155277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.155303][ T32] r4:e0545dc0 [ 1346.155475][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.155591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.155622][ T32] r4:00000000 [ 1346.155648][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.155795][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.155949][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.156007][ T32] r5:00001000 r4:e038d000 [ 1346.156032][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.156082][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.156135][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.156229][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.156322][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.156370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.156425][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.156449][ T32] r4:84b6e700 [ 1346.156470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.156823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.157227][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.157665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 ** 9 printk messages dropped ** [ 1346.158203][ T32] r5:00001000 r4:ec535000 [ 1346.158238][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.158323][ T32] r5:8573f38c r4:8573f000 ** 4 printk messages dropped ** [ 1346.158720][ T32] r4:856d6900 ** 6 printk messages dropped ** [ 1346.184605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.186293][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 11 printk messages dropped ** [ 1346.187185][ T32] r4:e0545dc0 ** 10 printk messages dropped ** [ 1346.188178][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.188435][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.188490][ T32] r4:84b6e700 [ 1346.188570][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.209222][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.209316][ T32] r4:00000001 [ 1346.209366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.209480][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.209556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.209666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.209735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.209803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.209867][ T32] r4:84b6d780 [ 1346.209922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.210012][ T32] INFO: task kworker/1:202:5435 blocked for more than 472 seconds. [ 1346.210126][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.210192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.210247][ T32] task:kworker/1:202 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.210398][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.210598][ T32] Call trace: [ 1346.210713][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.210829][ T32] r10:82918930 r9:ec34dd84 r8:00000002 r7:60000013 r6:ec34dd8c r5:85718000 [ 1346.210881][ T32] r4:85718000 [ 1346.210929][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.211019][ T32] r5:85718000 r4:8291892c [ 1346.211096][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.211191][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.211289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec34de08 [ 1346.211354][ T32] r4:00000000 [ 1346.211400][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.211484][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.211595][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.211698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dd680 [ 1346.211758][ T32] r4:00000000 [ 1346.211806][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.211908][ T32] r9:83018205 r8:85718000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1346.211974][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.212085][ T32] r5:00001000 r4:eaebf000 [ 1346.212144][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.212233][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.212324][ T32] r5:85650f8c r4:85650c00 [ 1346.212374][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1346.212836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.212937][ T32] r10:00000000 r9:856e5000 r8:8027f5e8 r7:ec2ade60 r6:856e5080 r5:85718000 [ 1346.213003][ T32] r4:00000001 [ 1346.213054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.213149][ T32] Exception stack(0xec34dfb0 to 0xec34dff8) [ 1346.213215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.213333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.213405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.213471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.213563][ T32] r4:856dd100 [ 1346.214336][ T32] INFO: task kworker/1:202:5435 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.214419][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.214597][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.214738][ T32] Call trace: [ 1346.214817][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.214948][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.215057][ T32] r4:00000000 [ 1346.215126][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.215235][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.215308][ T32] 5d20: d8a8e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.215379][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 3 printk messages dropped ** [ 1346.215698][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.216102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 8 printk messages dropped ** [ 1346.216917][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.217513][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.217924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.218433][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.239811][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.241010][ T32] r5:00001000 r4:eab11000 [ 1346.241063][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.241308][ T32] r5:8565078c r4:85650400 ** 4 printk messages dropped ** [ 1346.241697][ T32] r4:856e5100 ** 6 printk messages dropped ** [ 1346.242222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.243773][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1346.244314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1346.244970][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1346.245595][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.246340][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1346.246964][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.247581][ T32] r4:848b6000 ** 5 printk messages dropped ** [ 1346.248173][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.248573][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.279527][ T32] r5:00001000 r4:eac19000 ** 1 printk messages dropped ** [ 1346.279678][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.280209][ T32] r4:856e5180 [ 1346.280260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.280382][ T32] r10:00000000 r9:856e5180 r8:8027f5e8 r7:ec34de60 r6:856d6a80 r5:848b6000 [ 1346.280435][ T32] r4:00000001 [ 1346.280482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.280602][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 1346.280723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.280846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.280918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.280997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.281048][ T32] r4:856dd340 [ 1346.281776][ T32] INFO: task kworker/1:204:5440 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.281863][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.282053][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.282160][ T32] Call trace: [ 1346.282260][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.282373][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.282439][ T32] r4:00000000 [ 1346.282488][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.282634][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.282707][ T32] 5d20: d8e49000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.282784][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.282877][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.282958][ T32] r5:800c0113 r4:80239bb0 [ 1346.283014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.283127][ T32] r4:82ac11e4 [ 1346.283186][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.283319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.283389][ T32] r4:e0545dc0 [ 1346.283455][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.283556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.283631][ T32] r4:00000000 [ 1346.283686][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.283800][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.283866][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.283960][ T32] r5:00001000 r4:e038d000 [ 1346.284025][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.284133][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.284234][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.284294][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.284407][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.284461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.284560][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.284627][ T32] r4:84b6e700 [ 1346.284695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.284809][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.284860][ T32] r4:00000001 [ 1346.284929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.285014][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.285079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.285186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.285306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.285379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.285434][ T32] r4:84b6d780 [ 1346.285481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.285545][ T32] INFO: task kworker/1:205:5441 blocked for more than 472 seconds. [ 1346.285636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.285698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.285774][ T32] task:kworker/1:205 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.285888][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.285996][ T32] Call trace: [ 1346.286112][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.286215][ T32] r10:82918930 r9:eba35d84 r8:00000002 r7:60000113 r6:eba35d8c r5:848b3000 ** 5 printk messages dropped ** [ 1346.286710][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 ** 9 printk messages dropped ** [ 1346.287460][ T32] r5:00001000 r4:eaf9f000 [ 1346.287509][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.287613][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.288184][ T32] r4:856e5200 ** 6 printk messages dropped ** [ 1346.321739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.323532][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1346.324199][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1346.325162][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.325528][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.325604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.325713][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.325786][ T32] r4:84b6e700 [ 1346.325837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.325952][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.326012][ T32] r4:00000001 [ 1346.326062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.326150][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.326213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.326295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.326383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.326471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.326601][ T32] r4:84b6d780 [ 1346.326659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.326745][ T32] INFO: task kworker/1:206:5444 blocked for more than 472 seconds. [ 1346.326981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.327054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.327120][ T32] task:kworker/1:206 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.327222][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.327343][ T32] Call trace: [ 1346.327425][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.327533][ T32] r10:82918930 r9:ec411d84 r8:00000002 r7:60000013 r6:ec411d8c r5:848b6c00 [ 1346.327650][ T32] r4:848b6c00 [ 1346.327707][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.327810][ T32] r5:848b6c00 r4:8291892c [ 1346.327865][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.327980][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.328102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec411e08 [ 1346.328185][ T32] r4:00000000 [ 1346.328265][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.328359][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.328448][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.328553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dd900 [ 1346.328685][ T32] r4:00000000 [ 1346.339534][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.339713][ T32] r9:83018205 r8:848b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1346.339774][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.339892][ T32] r5:00001000 r4:eb119000 [ 1346.339943][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.340044][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.340147][ T32] r5:8565178c r4:85651400 [ 1346.340200][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.340362][ T32] r7:ddde2d80 r6:83018200 r5:8565178c r4:856e5280 [ 1346.340415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.340516][ T32] r10:61c88647 r9:848b6c00 r8:856e52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.340571][ T32] r4:856e5280 [ 1346.340640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.340765][ T32] r10:00000000 r9:856e5280 r8:8027f5e8 r7:eba35e60 r6:856d6b80 r5:848b6c00 [ 1346.340823][ T32] r4:00000001 [ 1346.340955][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.341062][ T32] Exception stack(0xec411fb0 to 0xec411ff8) [ 1346.341133][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.342230][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.343470][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1346.343983][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1346.344493][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.344544][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.344645][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.344696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.344797][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.344846][ T32] r4:84b6e700 [ 1346.344894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.344990][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.345041][ T32] r4:00000001 [ 1346.345090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.345190][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.345273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.345346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.345410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.345511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.345583][ T32] r4:84b6d780 [ 1346.345634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.345693][ T32] INFO: task kworker/1:207:5445 blocked for more than 472 seconds. [ 1346.345773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.345833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.345880][ T32] task:kworker/1:207 state:D stack:0 pid:5445 tgid:5445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.345997][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.346098][ T32] Call trace: [ 1346.346184][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.346279][ T32] r10:82918930 r9:ec415d84 r8:00000002 r7:60000113 r6:ec415d8c r5:848aec00 [ 1346.346334][ T32] r4:848aec00 [ 1346.346399][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.346535][ T32] r5:848aec00 r4:8291892c [ 1346.346596][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.346684][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.346813][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec415e08 [ 1346.346892][ T32] r4:00000000 [ 1346.346945][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.347024][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.347127][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.347238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dda80 [ 1346.347291][ T32] r4:00000000 [ 1346.347362][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.347461][ T32] r9:83018205 r8:848aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1346.347516][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.347639][ T32] r5:00001000 r4:eb191000 [ 1346.347693][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.347792][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.347901][ T32] r5:85651b8c r4:85651800 [ 1346.348010][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.348134][ T32] r7:ddde2d80 r6:83018200 r5:85651b8c r4:856e5300 [ 1346.348190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.348292][ T32] r10:61c88647 r9:848aec00 r8:856e532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.348362][ T32] r4:856e5300 [ 1346.348414][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.348513][ T32] r10:00000000 r9:856e5300 r8:8027f5e8 r7:ec411e60 r6:856d6c00 r5:848aec00 [ 1346.348635][ T32] r4:00000001 [ 1346.389473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.389631][ T32] Exception stack(0xec415fb0 to 0xec415ff8) [ 1346.389722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.389802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.389862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.389924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.389997][ T32] r4:856dd600 [ 1346.390803][ T32] INFO: task kworker/1:207:5445 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.390898][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.391041][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.391193][ T32] Call trace: [ 1346.391429][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.391553][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.391601][ T32] r4:00000000 [ 1346.391663][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.391762][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.391842][ T32] 5d20: d96d0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.391911][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.391971][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.392028][ T32] r5:800c0113 r4:80239bb0 [ 1346.392086][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1346.392366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 8 printk messages dropped ** [ 1346.393028][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.393766][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1346.394296][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1346.394792][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.395540][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.396393][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.396517][ T32] r5:00001000 r4:eb3d5000 ** 1 printk messages dropped ** [ 1346.396654][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.397424][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.397829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.419925][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1346.420408][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1346.421678][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 11 printk messages dropped ** [ 1346.422680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.423668][ T32] r4:856c2400 ** 4 printk messages dropped ** [ 1346.424056][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec425e08 ** 9 printk messages dropped ** [ 1346.424801][ T32] r5:00001000 r4:eb2e5000 ** 3 printk messages dropped ** [ 1346.425107][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.425778][ T32] Exception stack(0xec425fb0 to 0xec425ff8) [ 1346.425840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.425920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.425989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.426052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.426105][ T32] r4:856dd880 [ 1346.426880][ T32] INFO: task kworker/1:209:5449 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.426970][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.427218][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.427330][ T32] Call trace: [ 1346.427402][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.427511][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.427591][ T32] r4:00000000 [ 1346.427673][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.427776][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.427843][ T32] 5d20: d973d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.427935][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.428021][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.428098][ T32] r5:800c0113 r4:80239bb0 [ 1346.428168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.428279][ T32] r4:82ac11e4 [ 1346.428328][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.428422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.428494][ T32] r4:e0545dc0 [ 1346.428549][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.428716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.462645][ T32] r4:00000000 [ 1346.462760][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.462935][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.463005][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.463104][ T32] r5:00001000 r4:e038d000 [ 1346.463156][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.463241][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.463339][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.463389][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.463491][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.463599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.463719][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.463782][ T32] r4:84b6e700 [ 1346.463849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.463973][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.464047][ T32] r4:00000001 [ 1346.464098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.464197][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.464295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.464366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.464430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.464496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.464554][ T32] r4:84b6d780 [ 1346.464610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.464700][ T32] INFO: task kworker/1:210:5451 blocked for more than 472 seconds. [ 1346.464784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.464844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.464894][ T32] task:kworker/1:210 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.465439][ T32] r4:856c0000 ** 4 printk messages dropped ** [ 1346.465838][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec42de08 ** 9 printk messages dropped ** [ 1346.466584][ T32] r5:00001000 r4:eb319000 [ 1346.466633][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.466841][ T32] r5:8565238c r4:85652000 ** 4 printk messages dropped ** [ 1346.467243][ T32] r4:856e5480 ** 6 printk messages dropped ** [ 1346.467745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.482217][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.482696][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 5 printk messages dropped ** [ 1346.483161][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1346.483597][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1346.484502][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1346.485065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.485767][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.486557][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.487341][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1346.487819][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.488519][ T32] Exception stack(0xec431fb0 to 0xec431ff8) ** 5 printk messages dropped ** [ 1346.513197][ T32] INFO: task kworker/1:211:5453 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.513264][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.513405][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.513473][ T32] Call trace: [ 1346.513539][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.513597][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.513622][ T32] r4:00000000 [ 1346.513643][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.513685][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.513717][ T32] 5d20: d9c41000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.513780][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.513814][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.513841][ T32] r5:800c0113 r4:80239bb0 [ 1346.513892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.513943][ T32] r4:82ac11e4 [ 1346.513967][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.514088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.514117][ T32] r4:e0545dc0 [ 1346.514140][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.514214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.514274][ T32] r4:00000000 [ 1346.514325][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.514428][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.514480][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.514614][ T32] r5:00001000 r4:e038d000 [ 1346.514666][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.514789][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.514912][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.514993][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.515121][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.515176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.515275][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.515323][ T32] r4:84b6e700 [ 1346.515367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.515489][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.515623][ T32] r4:00000001 [ 1346.515683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.515779][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.515842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.515929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.515996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.516077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.516136][ T32] r4:84b6d780 [ 1346.516191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.516264][ T32] INFO: task kworker/1:212:5455 blocked for more than 473 seconds. [ 1346.516365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.516437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.516490][ T32] task:kworker/1:212 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.516619][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.516745][ T32] Call trace: [ 1346.516872][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.517024][ T32] r10:82918930 r9:ec435d84 r8:00000002 r7:60000113 r6:ec435d8c r5:856c1800 [ 1346.517086][ T32] r4:856c1800 [ 1346.517138][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.517250][ T32] r5:856c1800 r4:8291892c [ 1346.517306][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.517390][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.517492][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec435e08 [ 1346.517555][ T32] r4:00000000 [ 1346.517605][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.517711][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.517810][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.517926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdc6c0 [ 1346.517989][ T32] r4:00000000 [ 1346.518035][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.518143][ T32] r9:83018205 r8:856c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1346.518295][ T32] r5:00001000 r4:eb6cf000 ** 1 printk messages dropped ** [ 1346.518452][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.537492][ T32] r4:856e5580 ** 6 printk messages dropped ** [ 1346.537731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.549433][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1346.550389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 13 printk messages dropped ** [ 1346.551354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.551758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.552090][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1346.552557][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.552913][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.553135][ T32] r7:ddde2d80 r6:83018200 r5:85652f8c r4:856e5600 ** 5 printk messages dropped ** [ 1346.553356][ T32] r4:00000001 [ 1346.553375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.553408][ T32] Exception stack(0xec439fb0 to 0xec439ff8) [ 1346.553436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.553496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.553553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.553606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.553631][ T32] r4:856ddf80 [ 1346.554067][ T32] INFO: task kworker/1:213:5457 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.554114][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.554186][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.554257][ T32] Call trace: [ 1346.554330][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.554403][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.554431][ T32] r4:00000000 [ 1346.554471][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.554569][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.554601][ T32] 5d20: da062000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.554654][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.554683][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.554708][ T32] r5:800c0113 r4:80239bb0 [ 1346.554744][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.554798][ T32] r4:82ac11e4 [ 1346.554818][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.554859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.554881][ T32] r4:e0545dc0 [ 1346.554923][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.555012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.555046][ T32] r4:00000000 [ 1346.555081][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.555153][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.555199][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.555244][ T32] r5:00001000 r4:e038d000 [ 1346.555264][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.555311][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.555359][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.555394][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.555451][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.555473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.555520][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.555564][ T32] r4:84b6e700 [ 1346.555588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.555633][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.555689][ T32] r4:00000001 [ 1346.555712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.555751][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.555778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.555828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.555860][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.555910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.555946][ T32] r4:84b6d780 [ 1346.555969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.555994][ T32] INFO: task kworker/1:214:5459 blocked for more than 473 seconds. ** 2 printk messages dropped ** [ 1346.556107][ T32] task:kworker/1:214 state:D stack:0 pid:5459 tgid:5459 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.556623][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.556924][ T32] r9:83018205 r8:856c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1346.556997][ T32] r5:00001000 r4:eb577000 ** 2 printk messages dropped ** [ 1346.557147][ T32] r5:8565338c r4:85653000 ** 5 printk messages dropped ** [ 1346.557350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.557707][ T32] r4:856d3480 ** 3 printk messages dropped ** [ 1346.558413][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.587613][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 8 printk messages dropped ** [ 1346.588326][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1346.589828][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1346.590392][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.591124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.591774][ T32] r10:82918930 r9:ec441d84 r8:00000002 r7:60000113 r6:ec441d8c r5:856c6000 ** 8 printk messages dropped ** [ 1346.592165][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.592434][ T32] r5:00001000 r4:eb67b000 ** 4 printk messages dropped ** [ 1346.592656][ T32] r7:ddde2d80 r6:83018200 r5:8565378c r4:856e5700 ** 9 printk messages dropped ** [ 1346.593046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.593143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.593165][ T32] r4:856dde00 [ 1346.593578][ T32] INFO: task kworker/1:215:5460 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.593611][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.593678][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.593732][ T32] Call trace: [ 1346.593790][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.593843][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.593866][ T32] r4:00000000 [ 1346.593908][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.593968][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.594007][ T32] 5d20: da3f9000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.594069][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.594100][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.594125][ T32] r5:800c0113 r4:80239bb0 [ 1346.594168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.594214][ T32] r4:82ac11e4 [ 1346.594234][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.594297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.594323][ T32] r4:e0545dc0 [ 1346.594344][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.594385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.594407][ T32] r4:00000000 [ 1346.594448][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.594497][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.594584][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.594639][ T32] r5:00001000 r4:e038d000 [ 1346.594659][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.594698][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.594755][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.594785][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.594832][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.594876][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.594926][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.595002][ T32] r4:84b6e700 [ 1346.595031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.595101][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.595148][ T32] r4:00000001 [ 1346.595181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.595242][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.595273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.595302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.595351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.595383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.595407][ T32] r4:84b6d780 [ 1346.595455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.595485][ T32] INFO: task kworker/1:216:5462 blocked for more than 473 seconds. [ 1346.595539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.595588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.595611][ T32] task:kworker/1:216 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.595668][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.595709][ T32] Call trace: [ 1346.595753][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1346.595893][ T32] r4:856c3000 ** 4 printk messages dropped ** [ 1346.596136][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec461e08 ** 9 printk messages dropped ** [ 1346.596480][ T32] r5:00001000 r4:eb68b000 [ 1346.596527][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.596654][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.597038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.597602][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 5 printk messages dropped ** [ 1346.597850][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 8 printk messages dropped ** [ 1346.598174][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.598478][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1346.626936][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1346.627326][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1346.627986][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.638364][ T32] r5:848b0000 r4:8291892c ** 3 printk messages dropped ** [ 1346.639345][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.640120][ T32] r9:83018205 r8:848b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 5 printk messages dropped ** [ 1346.640684][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1346.641915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.643560][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1346.644285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1346.645234][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.645284][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.645386][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.645457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.645565][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.645621][ T32] r4:84b6e700 [ 1346.645700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.645822][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.645893][ T32] r4:00000001 [ 1346.645981][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.646100][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.646180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.646260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.646324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.646391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.646444][ T32] r4:84b6d780 [ 1346.646547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.646635][ T32] INFO: task kworker/1:218:5466 blocked for more than 473 seconds. [ 1346.646713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.646786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.646872][ T32] task:kworker/1:218 state:D stack:0 pid:5466 tgid:5466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.647004][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.647163][ T32] Call trace: [ 1346.647295][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.647398][ T32] r10:82918930 r9:ec499d84 r8:00000002 r7:60000013 r6:ec499d8c r5:848b1800 [ 1346.647451][ T32] r4:848b1800 [ 1346.647558][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.647656][ T32] r5:848b1800 r4:8291892c [ 1346.647705][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.647806][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.647910][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec499e08 [ 1346.647983][ T32] r4:00000000 [ 1346.648041][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.648136][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.648222][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.648315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdc580 [ 1346.648398][ T32] r4:00000000 [ 1346.648451][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.648550][ T32] r9:83018205 r8:848b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.648591][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.648763][ T32] r5:00001000 r4:eb6bb000 [ 1346.676443][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.676647][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.676773][ T32] r5:8520038c r4:85200000 [ 1346.676834][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.676940][ T32] r7:ddde2d80 r6:83018200 r5:8520038c r4:856e5880 [ 1346.676994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.677096][ T32] r10:61c88647 r9:848b1800 r8:856e58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.677149][ T32] r4:856e5880 [ 1346.677199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.677322][ T32] r10:00000000 r9:856e5880 r8:8027f5e8 r7:ec435e60 r6:84bcb180 r5:848b1800 [ 1346.677400][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1346.677571][ T32] Exception stack(0xec499fb0 to 0xec499ff8) ** 6 printk messages dropped ** [ 1346.689583][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.690876][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.691529][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1346.692325][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1346.692871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.693540][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.694215][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.695160][ T32] r5:00001000 r4:eb707000 ** 2 printk messages dropped ** [ 1346.695444][ T32] r5:85200b8c r4:85200800 ** 4 printk messages dropped ** [ 1346.695839][ T32] r4:856e5900 ** 4 printk messages dropped ** [ 1346.696254][ T32] Exception stack(0xec49dfb0 to 0xec49dff8) ** 6 printk messages dropped ** [ 1346.697421][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.722573][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1346.723291][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1346.724022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.724920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.725570][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.725692][ T32] Call trace: [ 1346.725772][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.725888][ T32] r10:82918930 r9:ec4a1d84 r8:00000002 r7:60000113 r6:ec4a1d8c r5:85768c00 [ 1346.725947][ T32] r4:85768c00 [ 1346.726028][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.726131][ T32] r5:85768c00 r4:8291892c [ 1346.726184][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.726283][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.726382][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a1e08 [ 1346.726434][ T32] r4:00000000 [ 1346.726534][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.726638][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.726721][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.726830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdc9c0 [ 1346.726890][ T32] r4:00000000 [ 1346.726959][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.727056][ T32] r9:83018205 r8:85768c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1346.727103][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.727190][ T32] r5:00001000 r4:eb717000 [ 1346.727261][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.727374][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.727514][ T32] r5:85200f8c r4:85200c00 [ 1346.727567][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.727657][ T32] r7:ddde2d80 r6:83018200 r5:85200f8c r4:856e5980 [ 1346.727750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.727880][ T32] r10:61c88647 r9:85768c00 r8:856e59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.727957][ T32] r4:856e5980 [ 1346.728004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.728155][ T32] r10:00000000 r9:856e5980 r8:8027f5e8 r7:ec49de60 r6:84bcb280 r5:85768c00 [ 1346.728227][ T32] r4:00000001 [ 1346.728281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.728362][ T32] Exception stack(0xec4a1fb0 to 0xec4a1ff8) [ 1346.728460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.728543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.728610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.749496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.749613][ T32] r4:84bdc700 [ 1346.750325][ T32] INFO: task kworker/1:220:5471 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.750408][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.750620][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.750757][ T32] Call trace: [ 1346.750870][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.750987][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.751060][ T32] r4:00000000 [ 1346.751148][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.751244][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.751337][ T32] 5d20: dad9b000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.751417][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.751537][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.751614][ T32] r5:800c0113 r4:80239bb0 [ 1346.751665][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.751762][ T32] r4:82ac11e4 [ 1346.751836][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.751943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.752128][ T32] r4:e0545dc0 [ 1346.752220][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.752323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.752380][ T32] r4:00000000 [ 1346.752447][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.752584][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.752638][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.752740][ T32] r5:00001000 r4:e038d000 [ 1346.752788][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.752875][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.752965][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.753014][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.753115][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.753163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.753258][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.753379][ T32] r4:84b6e700 [ 1346.753437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.753551][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.753604][ T32] r4:00000001 [ 1346.753649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.753725][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.753787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.753853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.753914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.753991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1346.754263][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.755021][ T32] r5:85769800 r4:8291892c ** 5 printk messages dropped ** [ 1346.755492][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.756083][ T32] r5:00001000 r4:eb72d000 ** 3 printk messages dropped ** [ 1346.756374][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.757332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.783414][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1346.784239][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.784738][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.785178][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.785916][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.786381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.787414][ T32] r4:8576a400 ** 4 printk messages dropped ** [ 1346.787880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a9e08 [ 1346.787955][ T32] r4:00000000 [ 1346.788020][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.788123][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.788237][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.788335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdcc00 [ 1346.788388][ T32] r4:00000000 [ 1346.788435][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.788540][ T32] r9:83018205 r8:8576a400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1346.788589][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.811493][ T32] r5:00001000 r4:eb76f000 [ 1346.811684][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.811828][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.811953][ T32] r5:8520178c r4:85201400 [ 1346.812029][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.812156][ T32] r7:ddde2d80 r6:83018200 r5:8520178c r4:856e5a80 [ 1346.812216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.812342][ T32] r10:61c88647 r9:8576a400 r8:856e5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.812420][ T32] r4:856e5a80 [ 1346.812475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.812605][ T32] r10:00000000 r9:856e5a80 r8:8027f5e8 r7:ec4a5e60 r6:84bcb380 r5:8576a400 [ 1346.812671][ T32] r4:00000001 [ 1346.812723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.812826][ T32] Exception stack(0xec4a9fb0 to 0xec4a9ff8) [ 1346.812895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.812981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.813051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.813119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.813176][ T32] r4:84bdc1c0 [ 1346.813942][ T32] INFO: task kworker/1:222:5475 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.814030][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.814181][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.814288][ T32] Call trace: [ 1346.814391][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.814547][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.814607][ T32] r4:00000000 [ 1346.814659][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.814743][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.814814][ T32] 5d20: db10d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.814886][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.814949][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.815026][ T32] r5:800c0113 r4:80239bb0 [ 1346.815082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.815183][ T32] r4:82ac11e4 [ 1346.815255][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.815362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.815414][ T32] r4:e0545dc0 [ 1346.815482][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.815589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.815656][ T32] r4:00000000 [ 1346.815711][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.815837][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.815903][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.815997][ T32] r5:00001000 r4:e038d000 [ 1346.816043][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.816146][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.816594][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.817222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.817804][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.837412][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4ade08 ** 9 printk messages dropped ** [ 1346.838400][ T32] r5:00001000 r4:eb7bf000 ** 3 printk messages dropped ** [ 1346.844014][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.844762][ T32] Exception stack(0xec4adfb0 to 0xec4adff8) ** 7 printk messages dropped ** [ 1346.846178][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.846787][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1346.847499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 13 printk messages dropped ** [ 1346.848571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.863569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.864235][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.864831][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1346.865630][ T32] r9:83018205 r8:8576bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1346.865683][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.865771][ T32] r5:00001000 r4:eb7cf000 [ 1346.865820][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.865925][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.866024][ T32] r5:85201f8c r4:85201c00 [ 1346.866074][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.866172][ T32] r7:ddde2d80 r6:83018200 r5:85201f8c r4:856e5b80 [ 1346.866238][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.866341][ T32] r10:61c88647 r9:8576bc00 r8:856e5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.866429][ T32] r4:856e5b80 [ 1346.866480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.866627][ T32] r10:00000000 r9:856e5b80 r8:8027f5e8 r7:ec4ade60 r6:84bcb480 r5:8576bc00 [ 1346.866689][ T32] r4:00000001 [ 1346.866737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.866840][ T32] Exception stack(0xec4b1fb0 to 0xec4b1ff8) [ 1346.866926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.867005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.867074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.867159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.867267][ T32] r4:84bdca00 [ 1346.867985][ T32] INFO: task kworker/1:224:5479 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.868069][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.868244][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.868370][ T32] Call trace: [ 1346.868466][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.868652][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.887275][ T32] r4:00000000 [ 1346.887367][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.887512][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.887633][ T32] 5d20: db54f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.887711][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.887774][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.887855][ T32] r5:800c0113 r4:80239bb0 [ 1346.887907][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.888020][ T32] r4:82ac11e4 [ 1346.888117][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.888209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.888270][ T32] r4:e0545dc0 [ 1346.888314][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.888401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.888476][ T32] r4:00000000 [ 1346.888568][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.888740][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.893629][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.893785][ T32] r5:00001000 r4:e038d000 [ 1346.893836][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.893944][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.894045][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.894095][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.894212][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1346.894268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.894381][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.894433][ T32] r4:84b6e700 [ 1346.894480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.894648][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1346.894707][ T32] r4:00000001 [ 1346.894773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.894861][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1346.894928][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.895009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.895236][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1346.895817][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.896420][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.897184][ T32] r9:83018205 r8:8576c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1346.897655][ T32] r5:8520238c r4:85202000 ** 3 printk messages dropped ** [ 1346.898065][ T32] r10:61c88647 r9:8576c800 r8:856e5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1346.917141][ T32] r4:84bdcb40 ** 5 printk messages dropped ** [ 1346.918568][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1346.930053][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.930463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1346.931457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.931985][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1346.932450][ T32] INFO: task kworker/1:226:5483 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.933188][ T32] r4:8576d400 ** 4 printk messages dropped ** [ 1346.933551][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b9e08 ** 3 printk messages dropped ** [ 1346.933806][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.933901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd8340 [ 1346.933957][ T32] r4:00000000 [ 1346.934002][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.934100][ T32] r9:83018205 r8:8576d400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.934153][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.934247][ T32] r5:00001000 r4:eb817000 [ 1346.934329][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.934435][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.934566][ T32] r5:85202b8c r4:85202800 [ 1346.934626][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.934727][ T32] r7:ddde2d80 r6:83018200 r5:85202b8c r4:856e5c80 [ 1346.934803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.934911][ T32] r10:61c88647 r9:8576d400 r8:856e5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.934985][ T32] r4:856e5c80 [ 1346.935045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.935171][ T32] r10:00000000 r9:856e5c80 r8:8027f5e8 r7:ec4b5e60 r6:84bcb580 r5:8576d400 [ 1346.935245][ T32] r4:00000001 [ 1346.935303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.935385][ T32] Exception stack(0xec4b9fb0 to 0xec4b9ff8) [ 1346.935452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.935528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.935613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.935696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.935748][ T32] r4:84bdce00 [ 1346.936469][ T32] INFO: task kworker/1:226:5483 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.936578][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.936711][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.936840][ T32] Call trace: [ 1346.936929][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.937036][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.937093][ T32] r4:00000000 [ 1346.937155][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.937243][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.937312][ T32] 5d20: db843000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.937426][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.937513][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.937603][ T32] r5:800c0113 r4:80239bb0 [ 1346.937664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.937762][ T32] r4:82ac11e4 [ 1346.937811][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.937924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.937984][ T32] r4:e0545dc0 [ 1346.938060][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.938175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.938235][ T32] r4:00000000 [ 1346.938281][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.938382][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.938437][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.938558][ T32] r5:00001000 r4:e038d000 [ 1346.938670][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.963722][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.963819][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.963892][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.963974][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 3 printk messages dropped ** [ 1346.964118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.964478][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1346.964739][ T32] task:kworker/1:227 state:D stack:0 pid:5484 tgid:5484 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.965517][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.965874][ T32] r5:00001000 r4:eb7fd000 ** 3 printk messages dropped ** [ 1346.965997][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.966374][ T32] Exception stack(0xec495fb0 to 0xec495ff8) ** 6 printk messages dropped ** [ 1346.967113][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.967748][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.967958][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.968179][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.977184][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.977410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.977749][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.977807][ T32] Call trace: [ 1346.977865][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1346.977939][ T32] r10:82918930 r9:eb745d84 r8:00000002 r7:60000013 r6:eb745d8c r5:8571b000 [ 1346.977989][ T32] r4:8571b000 [ 1346.978033][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.978088][ T32] r5:8571b000 r4:8291892c [ 1346.978118][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.978182][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.978234][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1346.978280][ T32] r4:00000000 [ 1346.978304][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1346.978365][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.978415][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.978458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd84c0 [ 1346.978481][ T32] r4:00000000 [ 1346.978558][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.978673][ T32] r9:83018205 r8:8571b000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1346.991735][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.991900][ T32] r5:00001000 r4:eb8cb000 [ 1346.991950][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.992020][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.992068][ T32] r5:85202f8c r4:85202c00 [ 1346.992104][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.992220][ T32] r7:ddde2d80 r6:83018200 r5:85202f8c r4:856e5e00 [ 1346.992247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.992295][ T32] r10:61c88647 r9:8571b000 r8:856e5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.992340][ T32] r4:856e5e00 [ 1346.992365][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.992412][ T32] r10:00000000 r9:856e5e00 r8:8027f5e8 r7:ec4b9e60 r6:856e5e80 r5:8571b000 [ 1346.992458][ T32] r4:00000001 [ 1346.992482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.992538][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1346.992582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.992612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.992640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.992694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.992721][ T32] r4:84bd80c0 [ 1346.993153][ T32] INFO: task kworker/1:228:5488 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1346.993211][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.993339][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.993411][ T32] Call trace: [ 1346.993458][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1346.993530][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1346.993609][ T32] r4:00000000 [ 1346.993656][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.993698][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1346.993729][ T32] 5d20: dc41e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1346.993758][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1346.993783][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1346.993817][ T32] r5:800c0113 r4:80239bb0 [ 1346.993850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.993897][ T32] r4:82ac11e4 [ 1346.993918][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.993983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1346.994037][ T32] r4:e0545dc0 [ 1346.994062][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1346.994126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1346.994153][ T32] r4:00000000 [ 1346.994174][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1346.994220][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.994241][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.994311][ T32] r5:00001000 r4:e038d000 [ 1346.994367][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.994409][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.994461][ T32] r5:84ab1b8c r4:84ab1800 [ 1346.994483][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.994598][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 2 printk messages dropped ** [ 1346.994693][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1346.994893][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1346.995284][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.995619][ T32] r4:85718c00 ** 5 printk messages dropped ** [ 1346.995894][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.996096][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.996353][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.996876][ T32] Exception stack(0xec4bdfb0 to 0xec4bdff8) ** 5 printk messages dropped ** [ 1346.997278][ T32] INFO: task kworker/1:229:5489 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 10 printk messages dropped ** [ 1346.997866][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1346.998194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 2 printk messages dropped ** [ 1346.998332][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.998354][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.998440][ T32] r5:00001000 r4:e038d000 [ 1346.998493][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1346.998567][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.008141][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.008227][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.008303][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.008325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.008396][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.008424][ T32] r4:84b6e700 [ 1347.008445][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.008548][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.008577][ T32] r4:00000001 [ 1347.008729][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.009079][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.009128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.009160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.009187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.009218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.009266][ T32] r4:84b6d780 [ 1347.009296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.009327][ T32] INFO: task kworker/1:230:5491 blocked for more than 473 seconds. [ 1347.009380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.009410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.009433][ T32] task:kworker/1:230 state:D stack:0 pid:5491 tgid:5491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.009490][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.009550][ T32] Call trace: [ 1347.009583][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.009635][ T32] r10:82918930 r9:ec4c1d84 r8:00000002 r7:60000013 r6:ec4c1d8c r5:8571d400 [ 1347.009657][ T32] r4:8571d400 [ 1347.009699][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.009746][ T32] r5:8571d400 r4:8291892c [ 1347.009767][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.009828][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.009879][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4c1e08 [ 1347.009918][ T32] r4:00000000 [ 1347.009963][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.010005][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.010046][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.010088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd86c0 [ 1347.010155][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.010229][ T32] r9:83018205 r8:8571d400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1347.010293][ T32] r5:00001000 r4:eb8e7000 ** 3 printk messages dropped ** [ 1347.010730][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.011133][ T32] Exception stack(0xec4c1fb0 to 0xec4c1ff8) ** 6 printk messages dropped ** [ 1347.011706][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.012225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1347.012733][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.012779][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.012799][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.012845][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.012884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.012934][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.012957][ T32] r4:84b6e700 [ 1347.012985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.013061][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.013087][ T32] r4:00000001 [ 1347.013137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.013198][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.013228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.013267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.013317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.013393][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1347.013645][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.014001][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.014449][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.014494][ T32] r5:00001000 r4:eb98d000 ** 1 printk messages dropped ** [ 1347.014627][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.014959][ T32] r10:00000000 r9:84bc6100 r8:8027f5e8 r7:ec4bde60 r6:84bc6180 r5:8571bc00 ** 10 printk messages dropped ** [ 1347.015516][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.015870][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1347.016202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1347.016564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.016824][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1347.017259][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.017633][ T32] r4:8571ec00 ** 4 printk messages dropped ** [ 1347.017881][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4c9e08 ** 9 printk messages dropped ** [ 1347.018323][ T32] r5:00001000 r4:eb94b000 [ 1347.018343][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.018398][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.018444][ T32] r5:85203b8c r4:85203800 [ 1347.018463][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.018541][ T32] r7:ddde2d80 r6:83018200 r5:85203b8c r4:84bc6200 [ 1347.018565][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.049001][ T32] r10:61c88647 r9:8571ec00 r8:84bc622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.049099][ T32] r4:84bc6200 [ 1347.049128][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.049214][ T32] r10:00000000 r9:84bc6200 r8:8027f5e8 r7:ec4c5e60 r6:84bc6280 r5:8571ec00 [ 1347.049271][ T32] r4:00000001 [ 1347.049299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.049341][ T32] Exception stack(0xec4c9fb0 to 0xec4c9ff8) [ 1347.049372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.049402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.049429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.049481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.049543][ T32] r4:84bd8640 [ 1347.049960][ T32] INFO: task kworker/1:232:5495 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.050016][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.050096][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.050210][ T32] Call trace: [ 1347.050247][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.050301][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.050324][ T32] r4:00000000 [ 1347.050344][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.050382][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.050431][ T32] 5d20: dce71000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.050465][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.050491][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.050570][ T32] r5:800c0113 r4:80239bb0 [ 1347.050595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.050651][ T32] r4:82ac11e4 [ 1347.050698][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.050745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.050768][ T32] r4:e0545dc0 [ 1347.050789][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.050852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.050896][ T32] r4:00000000 [ 1347.050923][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.050992][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.051039][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.051093][ T32] r5:00001000 r4:e038d000 [ 1347.051115][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.051174][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.051222][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.051264][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.051319][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.051341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.051403][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.051461][ T32] r4:84b6e700 [ 1347.051494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.051578][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.051622][ T32] r4:00000001 [ 1347.051645][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.051682][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.051709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.051739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.051765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.051794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.051815][ T32] r4:84b6d780 [ 1347.051836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.051865][ T32] INFO: task kworker/1:233:5497 blocked for more than 473 seconds. [ 1347.051899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.051924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1347.052159][ T32] r4:85719800 ** 4 printk messages dropped ** [ 1347.052399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4cde08 ** 9 printk messages dropped ** [ 1347.052754][ T32] r5:00001000 r4:eb977000 [ 1347.052806][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.052991][ T32] r7:ddde2d80 r6:83018200 r5:85203f8c r4:84bc6300 ** 9 printk messages dropped ** [ 1347.053329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.053925][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.054278][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1347.054594][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1347.055058][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1347.055269][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1347.055525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.055548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.055569][ T32] task:kworker/1:234 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.055614][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.055654][ T32] Call trace: [ 1347.055698][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.055745][ T32] r10:82918930 r9:ec4d1d84 r8:00000002 r7:60000013 r6:ec4d1d8c r5:8571e000 [ 1347.055768][ T32] r4:8571e000 [ 1347.055787][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.055827][ T32] r5:8571e000 r4:8291892c [ 1347.055846][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.055886][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.055931][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4d1e08 [ 1347.055953][ T32] r4:00000000 [ 1347.055973][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.056011][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.056047][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.056109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd8d40 [ 1347.056136][ T32] r4:00000000 [ 1347.056178][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.056246][ T32] r9:83018205 r8:8571e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1347.056271][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.056315][ T32] r5:00001000 r4:eb9c1000 [ 1347.056356][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.056426][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.056473][ T32] r5:8513078c r4:85130400 [ 1347.056493][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.056580][ T32] r7:ddde2d80 r6:83018200 r5:8513078c r4:84bc6400 [ 1347.056637][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.056699][ T32] r10:61c88647 r9:8571e000 r8:84bc642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.056725][ T32] r4:84bc6400 [ 1347.056744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.056798][ T32] r10:00000000 r9:84bc6400 r8:8027f5e8 r7:ec4c5e60 r6:84bc6480 r5:8571e000 [ 1347.056824][ T32] r4:00000001 [ 1347.056865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.056924][ T32] Exception stack(0xec4d1fb0 to 0xec4d1ff8) [ 1347.056954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.056984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.057033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.057066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.057088][ T32] r4:84bd8400 [ 1347.057272][ T32] INFO: task kworker/1:234:5499 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.057303][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.057395][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.057469][ T32] Call trace: [ 1347.057500][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.057554][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.057578][ T32] r4:00000000 [ 1347.057612][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.057676][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.057708][ T32] 5d20: dce71000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.057738][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.057763][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.057808][ T32] r5:800c0113 r4:80239bb0 [ 1347.057832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.057896][ T32] r4:82ac11e4 [ 1347.057930][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1347.058088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 8 printk messages dropped ** [ 1347.058478][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.081276][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1347.081628][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.081954][ T32] r4:85720000 ** 4 printk messages dropped ** [ 1347.082200][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 ** 9 printk messages dropped ** [ 1347.082576][ T32] r5:00001000 r4:eb9e5000 ** 2 printk messages dropped ** [ 1347.082712][ T32] r5:85130b8c r4:85130800 ** 3 printk messages dropped ** [ 1347.082861][ T32] r10:61c88647 r9:85720000 r8:84bc652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1347.083776][ T32] INFO: task kworker/1:235:5501 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1347.084273][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1347.084756][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 10 printk messages dropped ** [ 1347.085255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.085578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.085982][ T32] r10:82918930 r9:ec4d9d84 r8:00000002 r7:60000113 r6:ec4d9d8c r5:85721800 ** 5 printk messages dropped ** [ 1347.086254][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4d9e08 [ 1347.086277][ T32] r4:00000000 [ 1347.086319][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.086372][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.086412][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.086454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693400 [ 1347.086531][ T32] r4:00000000 [ 1347.086561][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.086633][ T32] r9:83018205 r8:85721800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1347.086659][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.086722][ T32] r5:00001000 r4:eb9ef000 [ 1347.086745][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.086788][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.086830][ T32] r5:85130f8c r4:85130c00 [ 1347.086860][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.086908][ T32] r7:ddde2d80 r6:83018200 r5:85130f8c r4:84bc6600 [ 1347.086929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.086973][ T32] r10:61c88647 r9:85721800 r8:84bc662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.087004][ T32] r4:84bc6600 [ 1347.087026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.087070][ T32] r10:00000000 r9:84bc6600 r8:8027f5e8 r7:eb999e60 r6:84bc6680 r5:85721800 [ 1347.087092][ T32] r4:00000001 [ 1347.087111][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.087153][ T32] Exception stack(0xec4d9fb0 to 0xec4d9ff8) [ 1347.087206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.087261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.087291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.087321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.087366][ T32] r4:85693340 [ 1347.087622][ T32] INFO: task kworker/1:236:5503 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.087680][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.087788][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.087834][ T32] Call trace: [ 1347.087864][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.087912][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.087935][ T32] r4:00000000 [ 1347.087955][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.088026][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.088059][ T32] 5d20: dd22f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.088089][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.088123][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.088150][ T32] r5:800c0113 r4:80239bb0 [ 1347.088192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.088238][ T32] r4:82ac11e4 [ 1347.088258][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.088310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.088340][ T32] r4:e0545dc0 [ 1347.088361][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.088404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.088449][ T32] r4:00000000 [ 1347.088473][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.088525][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.088570][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.088616][ T32] r5:00001000 r4:e038d000 [ 1347.088693][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.111700][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.111793][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.111833][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.111915][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.111949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.112029][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.112063][ T32] r4:84b6e700 [ 1347.112085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.112132][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.112154][ T32] r4:00000001 [ 1347.112174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.112225][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.112284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.112319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.112347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.112377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.112419][ T32] r4:84b6d780 [ 1347.112468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.112512][ T32] INFO: task kworker/1:237:5506 blocked for more than 473 seconds. [ 1347.112569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.112645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1347.112919][ T32] r4:85723c00 ** 3 printk messages dropped ** [ 1347.113039][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.113084][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4dde08 [ 1347.113127][ T32] r4:00000000 [ 1347.113150][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.113192][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.113232][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.113274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856936c0 [ 1347.113327][ T32] r4:00000000 [ 1347.113352][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.113401][ T32] r9:83018205 r8:85723c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1347.113424][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.113465][ T32] r5:00001000 r4:eba05000 [ 1347.113485][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.113533][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.113594][ T32] r5:8513138c r4:85131000 [ 1347.113618][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.113663][ T32] r7:ddde2d80 r6:83018200 r5:8513138c r4:84bc6700 [ 1347.113684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.113732][ T32] r10:61c88647 r9:85723c00 r8:84bc672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.113856][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.114028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1347.114782][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.114946][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1347.115178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1347.115765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.116099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.116466][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.116884][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4e1e08 ** 9 printk messages dropped ** [ 1347.117336][ T32] r5:00001000 r4:ec445000 ** 1 printk messages dropped ** [ 1347.117431][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.117755][ T32] r10:00000000 r9:84bc6800 r8:8027f5e8 r7:ec4dde60 r6:84bc6880 r5:85722400 ** 7 printk messages dropped ** [ 1347.118078][ T32] r4:85693340 [ 1347.118289][ T32] INFO: task kworker/1:238:5507 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.118321][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.118391][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.118473][ T32] Call trace: [ 1347.118575][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.133020][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.133132][ T32] r4:00000000 [ 1347.133164][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.133231][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.133290][ T32] 5d20: dd8a1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.133339][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.133368][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.133416][ T32] r5:800c0113 r4:80239bb0 [ 1347.133440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.133509][ T32] r4:82ac11e4 [ 1347.133542][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.133588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.133635][ T32] r4:e0545dc0 [ 1347.133660][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.133703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.133725][ T32] r4:00000000 [ 1347.133763][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.133815][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.133839][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.133897][ T32] r5:00001000 r4:e038d000 [ 1347.133921][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.133962][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.134005][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.134045][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.134118][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.134143][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.134190][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.134426][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1347.134771][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1347.135159][ T32] r5:85724800 r4:8291892c ** 5 printk messages dropped ** [ 1347.135452][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.135742][ T32] r5:00001000 r4:eba21000 [ 1347.135783][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.135837][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.135884][ T32] r5:8513178c r4:85131400 [ 1347.135904][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.135948][ T32] r7:ddde2d80 r6:83018200 r5:8513178c r4:84bc6900 [ 1347.135968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.136022][ T32] r10:61c88647 r9:85724800 r8:84bc692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.136049][ T32] r4:84bc6900 [ 1347.136068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.136111][ T32] r10:00000000 r9:84bc6900 r8:8027f5e8 r7:ec4e1e60 r6:84bc6980 r5:85724800 [ 1347.136134][ T32] r4:00000001 [ 1347.136154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.136200][ T32] Exception stack(0xec4d5fb0 to 0xec4d5ff8) [ 1347.136231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.136283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.136316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.136345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.136390][ T32] r4:856937c0 [ 1347.136809][ T32] INFO: task kworker/1:239:5509 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.136844][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.136942][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.137045][ T32] Call trace: [ 1347.137129][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.137205][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.137238][ T32] r4:00000000 [ 1347.137291][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.137336][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.137374][ T32] 5d20: dd8a1000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.137407][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.137433][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.137480][ T32] r5:800c0113 r4:80239bb0 [ 1347.137522][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.137609][ T32] r4:82ac11e4 [ 1347.137646][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1347.137980][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1347.138331][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.138365][ T32] r4:84b6e700 [ 1347.138388][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.138433][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.138455][ T32] r4:00000001 [ 1347.138490][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.138653][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.150854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.150922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.150957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.150991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.151015][ T32] r4:84b6d780 ** 2 printk messages dropped ** [ 1347.151131][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1347.151420][ T32] r10:82918930 r9:ec4e9d84 r8:00000002 r7:60000013 r6:ec4e9d8c r5:85720c00 ** 8 printk messages dropped ** [ 1347.151791][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.152073][ T32] r5:00001000 r4:ec463000 [ 1347.152144][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.152277][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.152804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.153528][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.153695][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 9 printk messages dropped ** [ 1347.154045][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.154439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.154833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.155115][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.155457][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.155853][ T32] r5:00001000 r4:ec487000 ** 1 printk messages dropped ** [ 1347.155920][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.156257][ T32] r10:00000000 r9:84bc6b80 r8:8027f5e8 r7:ec4e9e60 r6:84bc6c00 r5:85725400 ** 8 printk messages dropped ** [ 1347.156732][ T32] INFO: task kworker/1:241:5513 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1347.157276][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1347.157682][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1347.158173][ T32] r4:84b6e700 [ 1347.158194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.158238][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.158260][ T32] r4:00000001 [ 1347.158279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.158335][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.158365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.158394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.158422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.158464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.158537][ T32] r4:84b6d780 [ 1347.158565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.158658][ T32] INFO: task kworker/1:242:5515 blocked for more than 473 seconds. [ 1347.181397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.181474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.181531][ T32] task:kworker/1:242 state:D stack:0 pid:5515 tgid:5515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.181641][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.181734][ T32] Call trace: [ 1347.181783][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.181841][ T32] r10:82918930 r9:ec4fdd84 r8:00000002 r7:60000013 r6:ec4fdd8c r5:85726c00 [ 1347.181866][ T32] r4:85726c00 [ 1347.181886][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.181928][ T32] r5:85726c00 r4:8291892c [ 1347.181948][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.181990][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.182037][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4fde08 [ 1347.182059][ T32] r4:00000000 [ 1347.182078][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.182115][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.182153][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.182195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd8fc0 [ 1347.182231][ T32] r4:00000000 [ 1347.182278][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.182353][ T32] r9:83018205 r8:85726c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1347.182380][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.182424][ T32] r5:00001000 r4:ec4f1000 [ 1347.182444][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.182538][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.182604][ T32] r5:8513278c r4:85132400 [ 1347.182630][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.182679][ T32] r7:ddde2d80 r6:83018200 r5:8513278c r4:84bc6b00 [ 1347.182721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.182780][ T32] r10:61c88647 r9:85726c00 r8:84bc6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.182828][ T32] r4:84bc6b00 [ 1347.182852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.182899][ T32] r10:00000000 r9:84bc6b00 r8:8027f5e8 r7:ec4ede60 r6:84bc6c80 r5:85726c00 [ 1347.182968][ T32] r4:00000001 [ 1347.182992][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.183051][ T32] Exception stack(0xec4fdfb0 to 0xec4fdff8) [ 1347.183084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.183114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.183140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.183228][ T32] r4:84bd8e40 ** 5 printk messages dropped ** [ 1347.183984][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.184325][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.184531][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.184702][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.185045][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 6 printk messages dropped ** [ 1347.185326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.185789][ T32] r10:82918930 r9:ec501d84 r8:00000002 r7:60000113 r6:ec501d8c r5:856c6c00 ** 6 printk messages dropped ** [ 1347.186067][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.186358][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.186585][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.187112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.187601][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.187984][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1347.188292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.188316][ T32] r4:00000000 [ 1347.188334][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.188379][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.188400][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.188441][ T32] r5:00001000 r4:e038d000 [ 1347.188460][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.188523][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.188650][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.211648][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.211750][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.211774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.211836][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.211864][ T32] r4:84b6e700 [ 1347.211928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.211982][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.212030][ T32] r4:00000001 [ 1347.212084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.212155][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.212220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.212259][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.212309][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.212343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.212365][ T32] r4:84b6d780 [ 1347.212390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.212434][ T32] INFO: task kworker/1:244:5520 blocked for more than 473 seconds. [ 1347.212469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.212495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.212525][ T32] task:kworker/1:244 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.212582][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.212628][ T32] Call trace: [ 1347.212681][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.212741][ T32] r10:82918930 r9:ec519d84 r8:00000002 r7:60000113 r6:ec519d8c r5:8571c800 [ 1347.212775][ T32] r4:8571c800 [ 1347.212820][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.212866][ T32] r5:8571c800 r4:8291892c [ 1347.212888][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.212949][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.213003][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec519e08 [ 1347.213026][ T32] r4:00000000 [ 1347.213082][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.213124][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.213166][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.213208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd6140 [ 1347.213251][ T32] r4:00000000 [ 1347.213274][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.213333][ T32] r9:83018205 r8:8571c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1347.213358][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.213401][ T32] r5:00001000 r4:ec509000 [ 1347.213431][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.213474][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.213523][ T32] r5:85132b8c r4:85132800 [ 1347.213543][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.213883][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.214172][ T32] r4:84bd6100 ** 5 printk messages dropped ** [ 1347.214964][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.215337][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.215547][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.215837][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1347.216034][ T32] r4:84b6e700 ** 6 printk messages dropped ** [ 1347.216251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.216459][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.216787][ T32] r4:85726000 ** 3 printk messages dropped ** [ 1347.216912][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.217366][ T32] r5:00001000 r4:ec529000 ** 1 printk messages dropped ** [ 1347.217458][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.217807][ T32] r10:00000000 r9:84bcb600 r8:8027f5e8 r7:eb9a5e60 r6:84bc6f00 r5:85726000 ** 9 printk messages dropped ** [ 1347.218347][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.233471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 10 printk messages dropped ** [ 1347.233941][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1347.234164][ T32] r4:84b6e700 [ 1347.234186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.234231][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.234275][ T32] r4:00000001 [ 1347.234300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.234337][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.234363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.234393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.234441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.234474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.234497][ T32] r4:84b6d780 [ 1347.234554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.234586][ T32] INFO: task kworker/1:245:5522 blocked for more than 473 seconds. [ 1347.234619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.234668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.234694][ T32] task:kworker/1:245 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.234753][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.234814][ T32] Call trace: [ 1347.234847][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.234894][ T32] r10:82918930 r9:ec521d84 r8:00000002 r7:60000113 r6:ec521d8c r5:856a8000 [ 1347.234916][ T32] r4:856a8000 [ 1347.234947][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.234992][ T32] r5:856a8000 r4:8291892c [ 1347.235012][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.235070][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.235131][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec521e08 [ 1347.235163][ T32] r4:00000000 [ 1347.235187][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.235226][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.235262][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.235303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd6c00 [ 1347.235326][ T32] r4:00000000 [ 1347.235365][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.235414][ T32] r9:83018205 r8:856a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1347.235441][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.235527][ T32] r5:00001000 r4:ec541000 [ 1347.235551][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.235601][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.235647][ T32] r5:8513378c r4:85133400 [ 1347.235668][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.235731][ T32] r7:ddde2d80 r6:83018200 r5:8513378c r4:84bc6f80 [ 1347.235760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.235808][ T32] r10:61c88647 r9:856a8000 r8:84bc6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.235832][ T32] r4:84bc6f80 [ 1347.235851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.235904][ T32] r10:00000000 r9:84bc6f80 r8:8027f5e8 r7:ec501e60 r6:84bd2000 r5:856a8000 [ 1347.235930][ T32] r4:00000001 [ 1347.235949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.235984][ T32] Exception stack(0xec521fb0 to 0xec521ff8) [ 1347.236011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.236040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.236067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.236096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.236160][ T32] r4:84bd6340 [ 1347.236585][ T32] INFO: task kworker/1:245:5522 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.236621][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.236681][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.236727][ T32] Call trace: ** 1 printk messages dropped ** [ 1347.236821][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.237135][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.237424][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.237841][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.238216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.238565][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.256353][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1347.256815][ T32] r5:00001000 r4:eb583000 ** 1 printk messages dropped ** [ 1347.256892][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.257402][ T32] Exception stack(0xec52dfb0 to 0xec52dff8) ** 6 printk messages dropped ** [ 1347.258050][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.269497][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1347.269834][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 10 printk messages dropped ** [ 1347.270277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.270327][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.270451][ T32] r4:00000001 [ 1347.270477][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.270552][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.270585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.270650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.270730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.270767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.270792][ T32] r4:84b6d780 [ 1347.270830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.270865][ T32] INFO: task kworker/0:951:5526 blocked for more than 473 seconds. [ 1347.270952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.270983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.271008][ T32] task:kworker/0:951 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.271199][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.271327][ T32] Call trace: [ 1347.271361][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.271481][ T32] r10:82918930 r9:ec549d84 r8:00000002 r7:60000013 r6:ec549d8c r5:856ab000 [ 1347.271568][ T32] r4:856ab000 [ 1347.271595][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.271638][ T32] r5:856ab000 r4:8291892c [ 1347.271698][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.271745][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.271794][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec549e08 [ 1347.271817][ T32] r4:00000000 [ 1347.271859][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.271906][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.272021][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.272114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ba00 [ 1347.272141][ T32] r4:00000000 [ 1347.272161][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.272206][ T32] r9:83018005 r8:856ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1347.272228][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.272270][ T32] r5:00001000 r4:e0291000 [ 1347.272311][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.272356][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.272413][ T32] r5:8573fb8c r4:8573f800 [ 1347.272464][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.272526][ T32] r7:dddced80 r6:83018000 r5:8573fb8c r4:84bcb680 [ 1347.272576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.272629][ T32] r10:61c88647 r9:856ab000 r8:84bcb6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.272653][ T32] r4:84bcb680 [ 1347.272672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.272715][ T32] r10:00000000 r9:84bcb680 r8:8027f5e8 r7:eb9a5e60 r6:84bd2180 r5:856ab000 [ 1347.272754][ T32] r4:00000001 [ 1347.272785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.272822][ T32] Exception stack(0xec549fb0 to 0xec549ff8) [ 1347.272848][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.272878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.272905][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.272934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.272958][ T32] r4:8568b380 [ 1347.273407][ T32] INFO: task kworker/0:951:5526 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.273446][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.273651][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.273728][ T32] Call trace: [ 1347.273795][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.273875][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.273904][ T32] r4:00000000 [ 1347.273925][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.273965][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.274020][ T32] 5d20: dee0c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.274055][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 2 printk messages dropped ** [ 1347.274128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1347.274579][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.275190][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.275833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.276214][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.276695][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.277047][ T32] r4:00000000 [ 1347.277108][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.277158][ T32] r9:83018005 r8:856aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1347.277180][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.277249][ T32] r5:00001000 r4:dfaeb000 [ 1347.277273][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.277314][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.277356][ T32] r5:8573f78c r4:8573f400 [ 1347.277377][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.277423][ T32] r7:dddced80 r6:83018000 r5:8573f78c r4:84bcb700 [ 1347.277443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.277539][ T32] r10:61c88647 r9:856aa400 r8:84bcb72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.277569][ T32] r4:84bcb700 [ 1347.277589][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.277654][ T32] r10:00000000 r9:84bcb700 r8:8027f5e8 r7:ec549e60 r6:84bd2200 r5:856aa400 [ 1347.277792][ T32] r4:00000001 [ 1347.277815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.277850][ T32] Exception stack(0xec54dfb0 to 0xec54dff8) [ 1347.277878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.277908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.277935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.278015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.278042][ T32] r4:8568b380 [ 1347.278280][ T32] INFO: task kworker/0:952:5528 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.278325][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.278388][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.278433][ T32] Call trace: [ 1347.278463][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.278544][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.278571][ T32] r4:00000000 [ 1347.278591][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.301850][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.301983][ T32] 5d20: df197000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1347.302536][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1347.302933][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.303398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.303810][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1347.304150][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.304489][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.304907][ T32] r5:00001000 r4:ec555000 ** 1 printk messages dropped ** [ 1347.305000][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.305435][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.305719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.306723][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1347.306993][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1347.307325][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1347.307856][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.308152][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.308194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.308235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.308290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.308350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.308382][ T32] r4:84b6d780 [ 1347.308412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.308439][ T32] INFO: task kworker/0:953:5537 blocked for more than 473 seconds. [ 1347.308470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.308510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.308664][ T32] task:kworker/0:953 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.323779][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.323854][ T32] Call trace: [ 1347.323947][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.324005][ T32] r10:82918930 r9:ec3d5d84 r8:00000002 r7:60000113 r6:ec3d5d8c r5:856aec00 [ 1347.324030][ T32] r4:856aec00 [ 1347.324051][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.324120][ T32] r5:856aec00 r4:8291892c [ 1347.324145][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.324188][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.324286][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d5e08 [ 1347.324397][ T32] r4:00000000 [ 1347.324428][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.324507][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.324610][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.324659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693880 [ 1347.324682][ T32] r4:00000000 [ 1347.324702][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.324751][ T32] r9:83018005 r8:856aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.324773][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.324840][ T32] r5:00001000 r4:eb3fd000 [ 1347.324920][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.324965][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.325009][ T32] r5:85751b8c r4:85751800 [ 1347.325030][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.325105][ T32] r7:dddced80 r6:83018000 r5:85751b8c r4:84bcb780 [ 1347.325131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.325178][ T32] r10:61c88647 r9:856aec00 r8:84bcb7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.325228][ T32] r4:84bcb780 [ 1347.325253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.325299][ T32] r10:00000000 r9:84bcb780 r8:8027f5e8 r7:ec549e60 r6:84bd2280 r5:856aec00 [ 1347.325348][ T32] r4:00000001 [ 1347.325429][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.325555][ T32] Exception stack(0xec3d5fb0 to 0xec3d5ff8) [ 1347.325603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.325852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.325887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.325918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.325952][ T32] r4:8568b780 [ 1347.326375][ T32] INFO: task kworker/0:953:5537 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.326413][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.326474][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.326865][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1347.327340][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.327571][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.328026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.328285][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1347.328617][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1347.346188][ T32] r5:856a8c00 r4:8291892c ** 5 printk messages dropped ** [ 1347.346385][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.346834][ T32] r5:00001000 r4:ea85d000 ** 3 printk messages dropped ** [ 1347.347029][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.347445][ T32] Exception stack(0xec3f1fb0 to 0xec3f1ff8) ** 6 printk messages dropped ** [ 1347.348108][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.359408][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.359647][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.359987][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.360131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.360181][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.360216][ T32] r4:84b6e700 [ 1347.360243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.360313][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.360383][ T32] r4:00000001 [ 1347.360409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.360473][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.360515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.360548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.360576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.360607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.360712][ T32] r4:84b6d780 [ 1347.360829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.360867][ T32] INFO: task kworker/0:955:5540 blocked for more than 473 seconds. [ 1347.360903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.360931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.360980][ T32] task:kworker/0:955 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.361044][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.361092][ T32] Call trace: [ 1347.361125][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.361214][ T32] r10:82918930 r9:ec569d84 r8:00000002 r7:60000113 r6:ec569d8c r5:856ad400 [ 1347.361243][ T32] r4:856ad400 [ 1347.361265][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.361337][ T32] r5:856ad400 r4:8291892c [ 1347.361389][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.361454][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.361516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec569e08 [ 1347.361565][ T32] r4:00000000 [ 1347.361624][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.361693][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.361735][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.361785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568bcc0 [ 1347.361809][ T32] r4:00000000 [ 1347.361853][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.361903][ T32] r9:83018005 r8:856ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1347.361927][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.361970][ T32] r5:00001000 r4:eabd5000 [ 1347.361990][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.362029][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.362071][ T32] r5:8575038c r4:85750000 [ 1347.362091][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.362161][ T32] r7:dddced80 r6:83018000 r5:8575038c r4:84bcb880 [ 1347.362239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.362293][ T32] r10:61c88647 r9:856ad400 r8:84bcb8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.362317][ T32] r4:84bcb880 [ 1347.362337][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.362392][ T32] r10:00000000 r9:84bcb880 r8:8027f5e8 r7:ec3d5e60 r6:84bd2480 r5:856ad400 [ 1347.362425][ T32] r4:00000001 [ 1347.362448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.362483][ T32] Exception stack(0xec569fb0 to 0xec569ff8) [ 1347.362570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.362607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.362688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.362829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1347.363582][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.364014][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.364359][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.364574][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.365044][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1347.365671][ T32] INFO: task kworker/0:956:5542 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.366080][ T32] r4:856b8000 ** 5 printk messages dropped ** [ 1347.366294][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.366663][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.367332][ T32] r5:8575078c r4:85750400 ** 3 printk messages dropped ** [ 1347.367462][ T32] r10:61c88647 r9:856b8000 r8:84bcb92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.367485][ T32] r4:84bcb900 [ 1347.367544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.367593][ T32] r10:00000000 r9:84bcb900 r8:8027f5e8 r7:ec3d5e60 r6:84bd2500 r5:856b8000 [ 1347.367616][ T32] r4:00000001 [ 1347.367635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.367670][ T32] Exception stack(0xec571fb0 to 0xec571ff8) [ 1347.367698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.367727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.367776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.367810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.367833][ T32] r4:8568bac0 [ 1347.368065][ T32] INFO: task kworker/0:956:5542 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.368114][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.368174][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.368290][ T32] Call trace: [ 1347.368370][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.368430][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.368454][ T32] r4:00000000 [ 1347.368474][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.368524][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.368553][ T32] 5d20: df74e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.368604][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.368656][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.368804][ T32] r5:800c0113 r4:80239bb0 [ 1347.389489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.389593][ T32] r4:82ac11e4 [ 1347.389617][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.389686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.389714][ T32] r4:e0545dc0 [ 1347.389757][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.389804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.389828][ T32] r4:00000000 [ 1347.389848][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.389894][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.389928][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.389978][ T32] r5:00001000 r4:e038d000 [ 1347.389998][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.390058][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.390125][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.390169][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.390221][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.390244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.390301][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.390327][ T32] r4:84b6e700 [ 1347.390348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.390394][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.390466][ T32] r4:00000001 [ 1347.390492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.390561][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.390593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.390623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.390667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.390710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.390760][ T32] r4:84b6d780 [ 1347.390809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.390908][ T32] INFO: task kworker/0:957:5543 blocked for more than 473 seconds. [ 1347.390946][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.390973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.390995][ T32] task:kworker/0:957 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.391671][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.392184][ T32] r5:00001000 r4:eae49000 [ 1347.392205][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.392318][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.392641][ T32] Exception stack(0xec575fb0 to 0xec575ff8) ** 6 printk messages dropped ** [ 1347.393341][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.393841][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.394025][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.394383][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.394855][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.395294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.395892][ T32] r4:856ba400 ** 4 printk messages dropped ** [ 1347.396199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec57de08 ** 9 printk messages dropped ** [ 1347.396712][ T32] r5:00001000 r4:ec55d000 ** 1 printk messages dropped ** [ 1347.396809][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.397282][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.397480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.398206][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1347.398560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 4 printk messages dropped ** [ 1347.429651][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.429726][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.429750][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.429819][ T32] r5:00001000 r4:e038d000 [ 1347.429845][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.429911][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.429962][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.430007][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.430063][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.430087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.430180][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.430224][ T32] r4:84b6e700 [ 1347.430250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.430344][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.430373][ T32] r4:00000001 [ 1347.430405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.430478][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.430583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.430620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.430651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.430685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.430732][ T32] r4:84b6d780 [ 1347.430761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.430804][ T32] INFO: task kworker/0:958:5546 blocked for more than 473 seconds. [ 1347.430839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.430867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.430890][ T32] task:kworker/0:958 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.430975][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.431069][ T32] Call trace: [ 1347.431104][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.431159][ T32] r10:82918930 r9:ec581d84 r8:00000002 r7:60000113 r6:ec581d8c r5:856bb000 [ 1347.431183][ T32] r4:856bb000 [ 1347.431250][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.431320][ T32] r5:856bb000 r4:8291892c [ 1347.431347][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.431456][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.431514][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec581e08 [ 1347.431538][ T32] r4:00000000 [ 1347.431557][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.431595][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.431781][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.431829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568b4c0 [ 1347.431894][ T32] r4:00000000 [ 1347.431917][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.431964][ T32] r9:83018005 r8:856bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1347.432007][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.432055][ T32] r5:00001000 r4:eafad000 [ 1347.432097][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.432141][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.432293][ T32] r5:85750f8c r4:85750c00 [ 1347.432323][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.432371][ T32] r7:dddced80 r6:83018000 r5:85750f8c r4:84bcba00 [ 1347.432439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.432538][ T32] r10:61c88647 r9:856bb000 r8:84bcba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.432567][ T32] r4:84bcba00 [ 1347.432588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.432633][ T32] r10:00000000 r9:84bcba00 r8:8027f5e8 r7:ec3d5e60 r6:84bd2700 r5:856bb000 [ 1347.432656][ T32] r4:00000001 [ 1347.432677][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.432713][ T32] Exception stack(0xec581fb0 to 0xec581ff8) [ 1347.432848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.432882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.432910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.432940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.433046][ T32] r4:8568bdc0 [ 1347.433465][ T32] INFO: task kworker/0:958:5546 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.433520][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.434277][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 9 printk messages dropped ** [ 1347.434718][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.435299][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1347.435850][ T32] INFO: task kworker/1:249:5547 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.436442][ T32] r4:856bbc00 ** 1 printk messages dropped ** [ 1347.436519][ T32] r5:856bbc00 r4:8291892c [ 1347.436543][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.436584][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.436630][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 [ 1347.436653][ T32] r4:00000000 [ 1347.436672][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.436709][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.436746][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.436787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dc8c0 [ 1347.436810][ T32] r4:00000000 [ 1347.436896][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.436946][ T32] r9:83018205 r8:856bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1347.437033][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.437144][ T32] r5:00001000 r4:eb4fb000 [ 1347.437176][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.437219][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.437261][ T32] r5:850e438c r4:850e4000 [ 1347.437302][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.437359][ T32] r7:ddde2d80 r6:83018200 r5:850e438c r4:84bd2780 [ 1347.437383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.437430][ T32] r10:61c88647 r9:856bbc00 r8:84bd27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.437454][ T32] r4:84bd2780 [ 1347.437474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.437523][ T32] r10:00000000 r9:84bd2780 r8:8027f5e8 r7:ec52de60 r6:84bd2800 r5:856bbc00 [ 1347.437546][ T32] r4:00000001 [ 1347.437565][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.437615][ T32] Exception stack(0xec585fb0 to 0xec585ff8) [ 1347.437646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.437686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.437738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.437780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.437805][ T32] r4:856dc200 [ 1347.437976][ T32] INFO: task kworker/1:249:5547 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.438021][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.438080][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.438150][ T32] Call trace: [ 1347.438361][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1347.438491][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1347.460588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 11 printk messages dropped ** [ 1347.461049][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.461678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.461967][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.462375][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.463053][ T32] r5:00001000 r4:eb1cd000 [ 1347.463099][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.463413][ T32] r10:61c88647 r9:856bd400 r8:84bcbaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.463741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1347.464377][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.464684][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.465000][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.465313][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.465733][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.465988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.466016][ T32] r4:84b6d780 [ 1347.466036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.466112][ T32] INFO: task kworker/0:960:5551 blocked for more than 473 seconds. [ 1347.466144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.466191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.466228][ T32] task:kworker/0:960 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.466275][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.466339][ T32] Call trace: [ 1347.466379][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.466425][ T32] r10:82918930 r9:ec595d84 r8:00000002 r7:60000113 r6:ec595d8c r5:856bc800 [ 1347.466470][ T32] r4:856bc800 [ 1347.466493][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.466572][ T32] r5:856bc800 r4:8291892c [ 1347.466593][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.466631][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.466701][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec595e08 [ 1347.466782][ T32] r4:00000000 [ 1347.466805][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.466856][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.466917][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.466964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568b540 [ 1347.466986][ T32] r4:00000000 [ 1347.467027][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.467099][ T32] r9:83018005 r8:856bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1347.467125][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.467190][ T32] r5:00001000 r4:eb263000 [ 1347.467234][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.467292][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.467337][ T32] r5:8575178c r4:85751400 [ 1347.467357][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.467401][ T32] r7:dddced80 r6:83018000 r5:8575178c r4:84bcbb00 [ 1347.467446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.467494][ T32] r10:61c88647 r9:856bc800 r8:84bcbb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.467522][ T32] r4:84bcbb00 [ 1347.467541][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.467608][ T32] r10:00000000 r9:84bcbb00 r8:8027f5e8 r7:ec3d5e60 r6:84bd2900 r5:856bc800 [ 1347.467634][ T32] r4:00000001 [ 1347.467654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.467710][ T32] Exception stack(0xec595fb0 to 0xec595ff8) [ 1347.467740][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.467769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.467796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.467826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.467848][ T32] r4:84bd6e80 [ 1347.468013][ T32] INFO: task kworker/0:960:5551 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.468045][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.468121][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.468185][ T32] Call trace: [ 1347.468215][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.468263][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.468286][ T32] r4:00000000 [ 1347.468326][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.468368][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.468396][ T32] 5d20: e04d4000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.468435][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 1 printk messages dropped ** [ 1347.468488][ T32] r5:800c0113 r4:80239bb0 ** 7 printk messages dropped ** [ 1347.489195][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.489411][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.489873][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1347.490256][ T32] INFO: task kworker/0:961:5554 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.490787][ T32] r5:856b9800 r4:8291892c ** 4 printk messages dropped ** [ 1347.490942][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1347.491312][ T32] r5:00001000 r4:eb459000 ** 2 printk messages dropped ** [ 1347.491482][ T32] r5:85751f8c r4:85751c00 ** 3 printk messages dropped ** [ 1347.491703][ T32] r10:61c88647 r9:856b9800 r8:84bcbbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.492093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1347.492937][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1347.493302][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1347.493613][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1347.494130][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.494467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.494807][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.495347][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a9e08 [ 1347.495396][ T32] r4:00000000 [ 1347.495419][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.495462][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.495521][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.495568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec300 [ 1347.495591][ T32] r4:00000000 [ 1347.495611][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.495655][ T32] r9:83018005 r8:856bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1347.495676][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.495718][ T32] r5:00001000 r4:eb4bb000 [ 1347.495763][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.495806][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.495848][ T32] r5:8575278c r4:85752400 [ 1347.495889][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.495937][ T32] r7:dddced80 r6:83018000 r5:8575278c r4:84bcbc00 [ 1347.495981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.496053][ T32] r10:61c88647 r9:856bec00 r8:84bcbc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.496079][ T32] r4:84bcbc00 [ 1347.496291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.496339][ T32] r10:00000000 r9:84bcbc00 r8:8027f5e8 r7:ec5a1e60 r6:84bd2a00 r5:856bec00 [ 1347.496362][ T32] r4:00000001 [ 1347.496381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.496417][ T32] Exception stack(0xec5a9fb0 to 0xec5a9ff8) [ 1347.496444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.496474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.496528][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.496563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.496587][ T32] r4:856ec040 [ 1347.496753][ T32] INFO: task kworker/0:962:5556 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.496806][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.496911][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.496955][ T32] Call trace: [ 1347.497019][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.497072][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.497096][ T32] r4:00000000 [ 1347.497115][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.497152][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.497180][ T32] 5d20: e0908000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.497232][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.497285][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.497314][ T32] r5:800c0113 r4:80239bb0 [ 1347.497335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.497376][ T32] r4:82ac11e4 [ 1347.497396][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.497438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.497462][ T32] r4:e0545dc0 [ 1347.497482][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.497531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.497554][ T32] r4:00000000 [ 1347.497573][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.497639][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.497687][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.497756][ T32] r5:00001000 r4:e038d000 [ 1347.497787][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.497851][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.497898][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.497928][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.497979][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.498022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.498092][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.498118][ T32] r4:84b6e700 [ 1347.498139][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.498209][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.498257][ T32] r4:00000001 [ 1347.498280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.498316][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.498342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.498370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.498410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.498443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.498467][ T32] r4:84b6d780 [ 1347.498542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.498576][ T32] INFO: task kworker/0:963:5557 blocked for more than 473 seconds. [ 1347.498689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.519978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.520026][ T32] task:kworker/0:963 state:D stack:0 pid:5557 tgid:5557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.520114][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.520189][ T32] Call trace: [ 1347.520223][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.520293][ T32] r10:82918930 r9:ec5add84 r8:00000002 r7:60000013 r6:ec5add8c r5:85723000 [ 1347.520342][ T32] r4:85723000 [ 1347.520369][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.520412][ T32] r5:85723000 r4:8291892c [ 1347.520432][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.520473][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.520525][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ade08 [ 1347.520568][ T32] r4:00000000 [ 1347.520666][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.520713][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.520756][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.520834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec100 ** 3 printk messages dropped ** [ 1347.520981][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.521044][ T32] r5:00001000 r4:eb491000 ** 1 printk messages dropped ** [ 1347.521134][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.521514][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.521744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1347.522536][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.522882][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.523108][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1347.523416][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1347.523656][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.523841][ T32] r4:84b6d780 ** 3 printk messages dropped ** [ 1347.523976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.524401][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.524836][ T32] r5:00001000 r4:eb627000 ** 2 printk messages dropped ** [ 1347.524991][ T32] r5:8575378c r4:85753400 ** 6 printk messages dropped ** [ 1347.525286][ T32] r10:00000000 r9:84bcbd00 r8:8027f5e8 r7:ec5a9e60 r6:84bd2b00 r5:856ae000 ** 3 printk messages dropped ** [ 1347.525438][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.525473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.525500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.525555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.525581][ T32] r4:856ec240 [ 1347.525778][ T32] INFO: task kworker/0:964:5559 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.525820][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.525880][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.525925][ T32] Call trace: [ 1347.525978][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.526051][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.526079][ T32] r4:00000000 [ 1347.526099][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.526137][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.526186][ T32] 5d20: e0efd000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.526241][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.526291][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.526318][ T32] r5:800c0113 r4:80239bb0 [ 1347.526339][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.526381][ T32] r4:82ac11e4 [ 1347.526410][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.526460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.526482][ T32] r4:e0545dc0 [ 1347.526550][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.526611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.526667][ T32] r4:00000000 [ 1347.526691][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.526738][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.526763][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.526808][ T32] r5:00001000 r4:e038d000 [ 1347.526848][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.526895][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.526961][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.527013][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.527084][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.527130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.527206][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.527255][ T32] r4:84b6e700 [ 1347.527278][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.527325][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.527347][ T32] r4:00000001 [ 1347.527366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.527401][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.527427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.527480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.527522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.527567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.527592][ T32] r4:84b6d780 [ 1347.527614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.527671][ T32] INFO: task kworker/0:965:5561 blocked for more than 474 seconds. [ 1347.527712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.527747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.527777][ T32] task:kworker/0:965 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.527858][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.527924][ T32] Call trace: [ 1347.527958][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.528005][ T32] r10:82918930 r9:ec5bdd84 r8:00000002 r7:60000013 r6:ec5bdd8c r5:856ac800 [ 1347.528041][ T32] r4:856ac800 [ 1347.528064][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.528105][ T32] r5:856ac800 r4:8291892c [ 1347.528158][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.528201][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.528480][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.528685][ T32] r5:00001000 r4:eb4df000 [ 1347.559064][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.559302][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.559356][ T32] r7:dddced80 r6:83018000 r5:85752b8c r4:84bcbd80 [ 1347.559379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.559472][ T32] r10:61c88647 r9:856ac800 r8:84bcbdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.559540][ T32] r4:84bcbd80 [ 1347.559566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.559626][ T32] r10:00000000 r9:84bcbd80 r8:8027f5e8 r7:ec5b5e60 r6:84bd2b80 r5:856ac800 [ 1347.559668][ T32] r4:00000001 [ 1347.559736][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.559824][ T32] Exception stack(0xec5bdfb0 to 0xec5bdff8) [ 1347.559870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.559906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.559937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.559970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.560015][ T32] r4:856ec180 [ 1347.560490][ T32] INFO: task kworker/0:965:5561 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.560622][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.560770][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.560843][ T32] Call trace: [ 1347.560892][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.560955][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.561132][ T32] r4:00000000 [ 1347.561158][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.561198][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.561350][ T32] 5d20: e15c0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.561398][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.561475][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.561510][ T32] r5:800c0113 r4:80239bb0 [ 1347.561532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.561578][ T32] r4:82ac11e4 [ 1347.561600][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.561681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.561708][ T32] r4:e0545dc0 [ 1347.561729][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.561795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.561843][ T32] r4:00000000 [ 1347.561867][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.561918][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.561941][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.562092][ T32] r5:00001000 r4:e038d000 [ 1347.562117][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.562158][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.562205][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.562287][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.562369][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.562488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.562606][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.562633][ T32] r4:84b6e700 [ 1347.562655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.562722][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 6 printk messages dropped ** [ 1347.563127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.563736][ T32] r4:85780000 ** 3 printk messages dropped ** [ 1347.563896][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.564336][ T32] r5:00001000 r4:eb5cb000 [ 1347.564355][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.564435][ T32] r5:8575338c r4:85753000 ** 3 printk messages dropped ** [ 1347.564572][ T32] r10:61c88647 r9:85780000 r8:84bcbe2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.565181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1347.565753][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.565921][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.565969][ T32] r5:800c0113 r4:80239bb0 [ 1347.565993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.566035][ T32] r4:82ac11e4 [ 1347.566055][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.566107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.566133][ T32] r4:e0545dc0 [ 1347.566174][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.566238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.566292][ T32] r4:00000000 [ 1347.566336][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.566388][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.566431][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.566524][ T32] r5:00001000 r4:e038d000 [ 1347.566555][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.566598][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.566650][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.566674][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.566955][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1347.567337][ T32] INFO: task kworker/1:250:5565 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.567787][ T32] r5:85780c00 r4:8291892c ** 6 printk messages dropped ** [ 1347.568080][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1347.568348][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.568461][ T32] r5:850e738c r4:850e7000 ** 4 printk messages dropped ** [ 1347.588474][ T32] r4:84bd2c80 ** 6 printk messages dropped ** [ 1347.589296][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.590217][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.590591][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.590922][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.591347][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.591762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.592213][ T32] r10:82918930 r9:ec5b9d84 r8:00000002 r7:60000113 r6:ec5b9d8c r5:85781800 ** 9 printk messages dropped ** [ 1347.592887][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1347.592978][ T32] r4:00000000 [ 1347.592999][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.593044][ T32] r9:83018205 r8:85781800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1347.593065][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.593108][ T32] r5:00001000 r4:eb63f000 [ 1347.593128][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.593165][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.593230][ T32] r5:850e478c r4:850e4400 [ 1347.593259][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.593326][ T32] r7:ddde2d80 r6:83018200 r5:850e478c r4:84bd2d80 [ 1347.593350][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.593396][ T32] r10:61c88647 r9:85781800 r8:84bd2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.593439][ T32] r4:84bd2d80 [ 1347.593464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.593515][ T32] r10:00000000 r9:84bd2d80 r8:8027f5e8 r7:ec32de60 r6:84bd2e00 r5:85781800 [ 1347.593539][ T32] r4:00000001 [ 1347.593557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.593592][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1347.593650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.593705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.593738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.593767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.593875][ T32] r4:856dcc40 [ 1347.594077][ T32] INFO: task kworker/1:251:5567 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.594110][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.594194][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.594239][ T32] Call trace: [ 1347.594269][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.594382][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.594535][ T32] r4:00000000 [ 1347.594567][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.594629][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.594662][ T32] 5d20: e19c9000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.594713][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.594767][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.594796][ T32] r5:800c0113 r4:80239bb0 [ 1347.594817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.594881][ T32] r4:82ac11e4 [ 1347.594928][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.594985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.595011][ T32] r4:e0545dc0 [ 1347.595031][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.595073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.595140][ T32] r4:00000000 [ 1347.595185][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.595277][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.595302][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.595346][ T32] r5:00001000 r4:e038d000 [ 1347.595409][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.595601][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.595651][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.595671][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.595716][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.595826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.595876][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.595899][ T32] r4:84b6e700 [ 1347.595942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.595990][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.596023][ T32] r4:00000001 [ 1347.596046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.596243][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1347.596519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.596906][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.597535][ T32] r5:00001000 r4:eb663000 [ 1347.597674][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.598190][ T32] r4:84bcbe80 ** 7 printk messages dropped ** [ 1347.598667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.630283][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1347.630820][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.631220][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.631556][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.631581][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.631663][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.631697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.631767][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.631795][ T32] r4:84b6e700 [ 1347.631815][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.631860][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.631882][ T32] r4:00000001 [ 1347.631921][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.631984][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.632023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.632055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.632104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.632145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.632170][ T32] r4:84b6d780 [ 1347.632193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.632222][ T32] INFO: task kworker/1:252:5572 blocked for more than 474 seconds. [ 1347.632266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.632319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.632344][ T32] task:kworker/1:252 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.632389][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.632477][ T32] Call trace: [ 1347.632527][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.632619][ T32] r10:82918930 r9:ec50dd84 r8:00000002 r7:60000113 r6:ec50dd8c r5:85783000 [ 1347.632733][ T32] r4:85783000 [ 1347.632757][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.632799][ T32] r5:85783000 r4:8291892c [ 1347.632902][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.632947][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.633080][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec50de08 [ 1347.633108][ T32] r4:00000000 [ 1347.633191][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.633297][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.633340][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.633384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858253c0 [ 1347.633433][ T32] r4:00000000 [ 1347.633456][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.633526][ T32] r9:83018205 r8:85783000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1347.633552][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.633612][ T32] r5:00001000 r4:eb70f000 [ 1347.633656][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.633699][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.633742][ T32] r5:850e538c r4:850e5000 [ 1347.633761][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.633829][ T32] r7:ddde2d80 r6:83018200 r5:850e538c r4:84bd2f00 [ 1347.633853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.633899][ T32] r10:61c88647 r9:85783000 r8:84bd2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.633922][ T32] r4:84bd2f00 ** 2 printk messages dropped ** [ 1347.634123][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.634427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1347.635119][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.635308][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 9 printk messages dropped ** [ 1347.635753][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.636239][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.636649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.637327][ T32] r4:85783c00 ** 4 printk messages dropped ** [ 1347.637536][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d1e08 ** 10 printk messages dropped ** [ 1347.638183][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.638439][ T32] r4:84bcbf00 ** 6 printk messages dropped ** [ 1347.661155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.661879][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.662186][ T32] 5d20: e273c000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1347.662495][ T32] r4:e0545dc0 ** 7 printk messages dropped ** [ 1347.662849][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1347.663053][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.663119][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.663162][ T32] r4:84b6e700 [ 1347.663186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.663233][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.663280][ T32] r4:00000001 [ 1347.663303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.663340][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.663366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.663395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.663421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.663450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.663518][ T32] r4:84b6d780 [ 1347.663545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.663575][ T32] INFO: task kworker/0:969:5576 blocked for more than 474 seconds. [ 1347.663609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.663657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.663681][ T32] task:kworker/0:969 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.663764][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.663810][ T32] Call trace: [ 1347.663861][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.663911][ T32] r10:82918930 r9:ec5d9d84 r8:00000002 r7:60000113 r6:ec5d9d8c r5:85785400 [ 1347.663934][ T32] r4:85785400 [ 1347.663953][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.664016][ T32] r5:85785400 r4:8291892c [ 1347.664069][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.664114][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.664186][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d9e08 [ 1347.664235][ T32] r4:00000000 [ 1347.664279][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.664322][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.664381][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.664437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecd00 [ 1347.664472][ T32] r4:00000000 [ 1347.664522][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.664572][ T32] r9:83018005 r8:85785400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1347.664594][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.664659][ T32] r5:00001000 r4:eb6d5000 [ 1347.664703][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.664748][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.664790][ T32] r5:85753f8c r4:85753c00 [ 1347.664832][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.664881][ T32] r7:dddced80 r6:83018000 r5:85753f8c r4:84bcbf80 [ 1347.664923][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.664972][ T32] r10:61c88647 r9:85785400 r8:84bcbfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.664996][ T32] r4:84bcbf80 [ 1347.665015][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.665078][ T32] r10:00000000 r9:84bcbf80 r8:8027f5e8 r7:ec5d1e60 r6:856ed080 r5:85785400 ** 5 printk messages dropped ** [ 1347.665269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.665713][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.666035][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 8 printk messages dropped ** [ 1347.666393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 10 printk messages dropped ** [ 1347.666936][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.667324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.667709][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.668084][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1347.691627][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.691860][ T32] r7:dddced80 r6:83018000 r5:8575478c r4:856e6000 ** 6 printk messages dropped ** [ 1347.692091][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.692788][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1347.693593][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1347.694101][ T32] r5:84ab1b8c r4:84ab1800 ** 6 printk messages dropped ** [ 1347.694435][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 7 printk messages dropped ** [ 1347.694808][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1347.695118][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.695517][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.695672][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.695709][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.695751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec400 [ 1347.695773][ T32] r4:00000000 [ 1347.695792][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.695835][ T32] r9:83018005 r8:85788000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1347.695855][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.695897][ T32] r5:00001000 r4:dfaf7000 [ 1347.695940][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.695992][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.696058][ T32] r5:85754b8c r4:85754800 [ 1347.696082][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.696150][ T32] r7:dddced80 r6:83018000 r5:85754b8c r4:856e6080 [ 1347.696175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.696221][ T32] r10:61c88647 r9:85788000 r8:856e60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.696244][ T32] r4:856e6080 [ 1347.696263][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.696332][ T32] r10:00000000 r9:856e6080 r8:8027f5e8 r7:ec5e5e60 r6:856ed180 r5:85788000 [ 1347.696358][ T32] r4:00000001 [ 1347.696399][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.696453][ T32] Exception stack(0xec5e9fb0 to 0xec5e9ff8) [ 1347.696482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.696520][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.696550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.696601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.696627][ T32] r4:856ecc00 [ 1347.696838][ T32] INFO: task kworker/0:971:5580 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.696873][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.696930][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.696975][ T32] Call trace: [ 1347.697018][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.697071][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.697094][ T32] r4:00000000 [ 1347.697134][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.697222][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.697265][ T32] 5d20: e2b25000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.697295][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.697322][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.697371][ T32] r5:800c0113 r4:80239bb0 [ 1347.697416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.697462][ T32] r4:82ac11e4 [ 1347.697483][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.697533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.697556][ T32] r4:e0545dc0 [ 1347.697598][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.697645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.697681][ T32] r4:00000000 [ 1347.697704][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.697750][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.697772][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.697813][ T32] r5:00001000 r4:e038d000 [ 1347.697833][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.697871][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.697935][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1347.698132][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.713544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.713613][ T32] r4:84b6d780 [ 1347.713645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.713698][ T32] INFO: task kworker/0:972:5581 blocked for more than 474 seconds. [ 1347.713737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.713763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.713806][ T32] task:kworker/0:972 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.713938][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.713999][ T32] Call trace: [ 1347.714068][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.714123][ T32] r10:82918930 r9:ec5edd84 r8:00000002 r7:60000113 r6:ec5edd8c r5:85788c00 [ 1347.714178][ T32] r4:85788c00 [ 1347.714203][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.714286][ T32] r5:85788c00 r4:8291892c [ 1347.714335][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.714403][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.714453][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 [ 1347.714477][ T32] r4:00000000 [ 1347.714496][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.714573][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.714680][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.714727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec440 [ 1347.714771][ T32] r4:00000000 [ 1347.714795][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.714843][ T32] r9:83018005 r8:85788c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1347.714865][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.714908][ T32] r5:00001000 r4:e8763000 [ 1347.714949][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.715057][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.715124][ T32] r5:85754f8c r4:85754c00 [ 1347.715147][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.715262][ T32] r7:dddced80 r6:83018000 r5:85754f8c r4:856e6100 [ 1347.715297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.715347][ T32] r10:61c88647 r9:85788c00 r8:856e612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.715370][ T32] r4:856e6100 [ 1347.715411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.715468][ T32] r10:00000000 r9:856e6100 r8:8027f5e8 r7:ec5e9e60 r6:856ed200 r5:85788c00 [ 1347.715520][ T32] r4:00000001 [ 1347.715566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.715611][ T32] Exception stack(0xec5edfb0 to 0xec5edff8) [ 1347.715685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.715719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.716245][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.717173][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1347.717319][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.717847][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 7 printk messages dropped ** [ 1347.718401][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1347.718695][ T32] INFO: task kworker/0:973:5583 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.732003][ T32] r5:8578a400 r4:8291892c ** 5 printk messages dropped ** [ 1347.732212][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.732652][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.732715][ T32] r5:85755f8c r4:85755c00 [ 1347.732761][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.732834][ T32] r7:dddced80 r6:83018000 r5:85755f8c r4:856e6180 [ 1347.732860][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.732930][ T32] r10:61c88647 r9:8578a400 r8:856e61ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.732957][ T32] r4:856e6180 [ 1347.733043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.733092][ T32] r10:00000000 r9:856e6180 r8:8027f5e8 r7:ec5ede60 r6:856ed280 r5:8578a400 [ 1347.733115][ T32] r4:00000001 [ 1347.733157][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.733246][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) [ 1347.733304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.733357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.733408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.733440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.733464][ T32] r4:856ec740 [ 1347.733962][ T32] INFO: task kworker/0:973:5583 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.733999][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.734106][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.734179][ T32] Call trace: [ 1347.734244][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.734360][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.734388][ T32] r4:00000000 [ 1347.734547][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.734593][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.734625][ T32] 5d20: e320f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.734656][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.734681][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.734705][ T32] r5:800c0113 r4:80239bb0 [ 1347.734749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.734799][ T32] r4:82ac11e4 [ 1347.734842][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.734936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.734962][ T32] r4:e0545dc0 [ 1347.734984][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.735027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.735070][ T32] r4:00000000 [ 1347.735116][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.735177][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1347.735245][ T32] r5:00001000 r4:e038d000 ** 6 printk messages dropped ** [ 1347.735568][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.736050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.736781][ T32] r10:82918930 r9:eba41d84 r8:00000002 r7:60000013 r6:eba41d8c r5:8578bc00 ** 8 printk messages dropped ** [ 1347.737182][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.737552][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.737713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.738368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.761760][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.761959][ T32] r5:800c0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1347.762050][ T32] r4:82ac11e4 [ 1347.762075][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.762140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.762167][ T32] r4:e0545dc0 [ 1347.762189][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.762233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.762256][ T32] r4:00000000 [ 1347.762275][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.762323][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.762345][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.762387][ T32] r5:00001000 r4:e038d000 [ 1347.762451][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.762533][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.762592][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.762615][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.762662][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.762727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.762808][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.762900][ T32] r4:84b6e700 [ 1347.762924][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.763122][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.763149][ T32] r4:00000001 [ 1347.763169][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.763205][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.763241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.763359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.763393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.763423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.763491][ T32] r4:84b6d780 [ 1347.763528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.763559][ T32] INFO: task kworker/0:975:5587 blocked for more than 474 seconds. [ 1347.763591][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.763617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.763660][ T32] task:kworker/0:975 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.763733][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.763775][ T32] Call trace: [ 1347.763827][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.763878][ T32] r10:82918930 r9:ec40dd84 r8:00000002 r7:60000013 r6:ec40dd8c r5:8578b000 [ 1347.763922][ T32] r4:8578b000 [ 1347.763948][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.764013][ T32] r5:8578b000 r4:8291892c [ 1347.764060][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.764104][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.764172][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec40de08 [ 1347.764201][ T32] r4:00000000 [ 1347.764222][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.764260][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.764297][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.764381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851442c0 [ 1347.764448][ T32] r4:00000000 [ 1347.764480][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.764535][ T32] r9:83018005 r8:8578b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1347.764579][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.764647][ T32] r5:00001000 r4:eab03000 [ 1347.764670][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.764732][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.764778][ T32] r5:8575578c r4:85755400 [ 1347.764798][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.764886][ T32] r7:dddced80 r6:83018000 r5:8575578c r4:856e6200 [ 1347.764935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.764985][ T32] r10:61c88647 r9:8578b000 r8:856e622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.765029][ T32] r4:856e6200 [ 1347.765081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.765131][ T32] r10:00000000 r9:856e6200 r8:8027f5e8 r7:eba15e60 r6:856ed380 r5:8578b000 [ 1347.765154][ T32] r4:00000001 [ 1347.765173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.765207][ T32] Exception stack(0xec40dfb0 to 0xec40dff8) [ 1347.765233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.765262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.765968][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.766470][ T32] r5:800c0113 r4:80239bb0 ** 5 printk messages dropped ** [ 1347.766750][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1347.767353][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.767693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.768082][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.768292][ T32] r5:8578c800 r4:8291892c ** 5 printk messages dropped ** [ 1347.768479][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.789372][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.789613][ T32] r4:856e6300 ** 6 printk messages dropped ** [ 1347.789954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.790870][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.791172][ T32] r5:800c0113 r4:80239bb0 ** 5 printk messages dropped ** [ 1347.791424][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1347.791942][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.792586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.793047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.793072][ T32] task:kworker/0:977 state:D stack:0 pid:5592 tgid:5592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.793119][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.793222][ T32] Call trace: [ 1347.793275][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.793344][ T32] r10:82918930 r9:ec5f5d84 r8:00000002 r7:60000113 r6:ec5f5d8c r5:8578d400 [ 1347.793372][ T32] r4:8578d400 [ 1347.793392][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.793454][ T32] r5:8578d400 r4:8291892c [ 1347.793478][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.793570][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.793665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 [ 1347.793713][ T32] r4:00000000 [ 1347.793744][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.793785][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.793886][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.793975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144980 [ 1347.794002][ T32] r4:00000000 [ 1347.794066][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.794179][ T32] r9:83018005 r8:8578d400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1347.794217][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.794262][ T32] r5:00001000 r4:eb305000 [ 1347.794327][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.794393][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.794449][ T32] r5:85756b8c r4:85756800 [ 1347.794469][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.794543][ T32] r7:dddced80 r6:83018000 r5:85756b8c r4:856e6380 [ 1347.794578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.794628][ T32] r10:61c88647 r9:8578d400 r8:856e63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.794650][ T32] r4:856e6380 [ 1347.794669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.794738][ T32] r10:00000000 r9:856e6380 r8:8027f5e8 r7:eba15e60 r6:856ed480 r5:8578d400 [ 1347.794764][ T32] r4:00000001 [ 1347.794817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.794856][ T32] Exception stack(0xec5f5fb0 to 0xec5f5ff8) [ 1347.794904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.794936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.794965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.794994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.795015][ T32] r4:85144340 [ 1347.795209][ T32] INFO: task kworker/0:977:5592 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 1 printk messages dropped ** [ 1347.795425][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.795722][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 8 printk messages dropped ** [ 1347.796033][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1347.796278][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.796639][ T32] r4:84b6e700 ** 2 printk messages dropped ** [ 1347.796744][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.797034][ T32] INFO: task kworker/0:978:5593 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.797369][ T32] r4:8578ec00 ** 5 printk messages dropped ** [ 1347.797750][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.798047][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.798399][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.798572][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1347.825107][ T32] r4:85144640 ** 2 printk messages dropped ** [ 1347.825706][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.825760][ T32] Call trace: [ 1347.825817][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.825871][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1347.825895][ T32] r4:00000000 [ 1347.825915][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.825976][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1347.826029][ T32] 5d20: e3e8e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1347.826062][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1347.826088][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1347.826135][ T32] r5:800c0113 r4:80239bb0 [ 1347.826180][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.826229][ T32] r4:82ac11e4 [ 1347.826271][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.826338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.826365][ T32] r4:e0545dc0 [ 1347.826407][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.826454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.826477][ T32] r4:00000000 [ 1347.826550][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.826606][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.826628][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.826673][ T32] r5:00001000 r4:e038d000 [ 1347.826693][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.826755][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.826801][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.826843][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.826892][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.826914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.826958][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.826980][ T32] r4:84b6e700 [ 1347.826999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.827043][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.827066][ T32] r4:00000001 [ 1347.827107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.827168][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.827198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.827227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.827254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.827304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.827351][ T32] r4:84b6d780 [ 1347.827397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.827441][ T32] INFO: task kworker/0:979:5596 blocked for more than 474 seconds. [ 1347.827476][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.827508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.827531][ T32] task:kworker/0:979 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.827592][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.827657][ T32] Call trace: [ 1347.827693][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.827740][ T32] r10:82918930 r9:ec5fdd84 r8:00000002 r7:60000013 r6:ec5fdd8c r5:8578e000 [ 1347.827763][ T32] r4:8578e000 [ 1347.827783][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.827823][ T32] r5:8578e000 r4:8291892c [ 1347.827842][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.827903][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.828244][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.828482][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.828532][ T32] r5:8575678c r4:85756400 ** 1 printk messages dropped ** [ 1347.828619][ T32] r7:dddced80 r6:83018000 r5:8575678c r4:856e6480 ** 7 printk messages dropped ** [ 1347.833545][ T32] Exception stack(0xec5fdfb0 to 0xec5fdff8) ** 7 printk messages dropped ** [ 1347.834212][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1347.834386][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1347.834856][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.835327][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 7 printk messages dropped ** [ 1347.835631][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 6 printk messages dropped ** [ 1347.835845][ T32] INFO: task kworker/0:980:5598 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.836273][ T32] r4:85789800 ** 4 printk messages dropped ** [ 1347.836496][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 ** 9 printk messages dropped ** [ 1347.836890][ T32] r5:00001000 r4:eb35d000 ** 1 printk messages dropped ** [ 1347.837017][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.837344][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.837576][ T32] r4:851443c0 ** 2 printk messages dropped ** [ 1347.837911][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.838353][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1347.855461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 6 printk messages dropped ** [ 1347.855713][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.855772][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.855817][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.855880][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.855905][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.856012][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.856066][ T32] r4:84b6e700 [ 1347.856112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.856160][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.856205][ T32] r4:00000001 [ 1347.856237][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.856278][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.856310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.856370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.856413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.856447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.856470][ T32] r4:84b6d780 [ 1347.856524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.856560][ T32] INFO: task kworker/0:981:5600 blocked for more than 474 seconds. [ 1347.856602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.856664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.856711][ T32] task:kworker/0:981 state:D stack:0 pid:5600 tgid:5600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.856818][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.856867][ T32] Call trace: [ 1347.856922][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.856976][ T32] r10:82918930 r9:ec605d84 r8:00000002 r7:60000013 r6:ec605d8c r5:85786c00 [ 1347.856999][ T32] r4:85786c00 [ 1347.857019][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.857080][ T32] r5:85786c00 r4:8291892c [ 1347.857127][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.857193][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.857243][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 [ 1347.857267][ T32] r4:00000000 [ 1347.857286][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.857323][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.857370][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.857415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144c00 [ 1347.857460][ T32] r4:00000000 [ 1347.857482][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.857556][ T32] r9:83018005 r8:85786c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1347.857581][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.857624][ T32] r5:00001000 r4:eb3e5000 [ 1347.857643][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.857682][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.857723][ T32] r5:8575738c r4:85757000 [ 1347.857763][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.857811][ T32] r7:dddced80 r6:83018000 r5:8575738c r4:856e6580 [ 1347.857834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.857889][ T32] r10:61c88647 r9:85786c00 r8:856e65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.857925][ T32] r4:856e6580 [ 1347.857947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.858012][ T32] r10:00000000 r9:856e6580 r8:8027f5e8 r7:ec601e60 r6:856ed680 r5:85786c00 [ 1347.858038][ T32] r4:00000001 [ 1347.858058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.858093][ T32] Exception stack(0xec605fb0 to 0xec605ff8) [ 1347.858119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.858148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.858184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.858217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.858249][ T32] r4:85144940 [ 1347.866304][ T32] INFO: task kworker/0:981:5600 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1347.866392][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.866477][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.866575][ T32] Call trace: [ 1347.866625][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1347.866703][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 4 printk messages dropped ** [ 1347.866952][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 11 printk messages dropped ** [ 1347.867437][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 9 printk messages dropped ** [ 1347.867928][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1347.868160][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.868594][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.880979][ T32] r5:85790000 r4:8291892c ** 6 printk messages dropped ** [ 1347.881289][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1347.881651][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.881874][ T32] r4:856e6600 ** 6 printk messages dropped ** [ 1347.882154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.882927][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1347.883343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 5 printk messages dropped ** [ 1347.883561][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.883582][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.883626][ T32] r5:00001000 r4:e038d000 [ 1347.883645][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.883684][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.883747][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.883771][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.883833][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.883857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.883903][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.883926][ T32] r4:84b6e700 [ 1347.883945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.883998][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.884024][ T32] r4:00000001 [ 1347.884044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.884101][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.884132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.884163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.884190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.884239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.884289][ T32] r4:84b6d780 [ 1347.884314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.884342][ T32] INFO: task kworker/0:983:5604 blocked for more than 474 seconds. [ 1347.884396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.884446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.884480][ T32] task:kworker/0:983 state:D stack:0 pid:5604 tgid:5604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.884565][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.884611][ T32] Call trace: [ 1347.884641][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.884729][ T32] r10:82918930 r9:ec615d84 r8:00000002 r7:60000013 r6:ec615d8c r5:85791800 [ 1347.884780][ T32] r4:85791800 [ 1347.884804][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.884846][ T32] r5:85791800 r4:8291892c [ 1347.884887][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.884930][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.884977][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 [ 1347.885021][ T32] r4:00000000 [ 1347.885059][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.885100][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.885147][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.885215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144d00 [ 1347.885262][ T32] r4:00000000 [ 1347.885318][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.885367][ T32] r9:83018005 r8:85791800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1347.885409][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.885464][ T32] r5:00001000 r4:eb563000 [ 1347.885510][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.885562][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.885614][ T32] r5:8575778c r4:85757400 [ 1347.885637][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.885682][ T32] r7:dddced80 r6:83018000 r5:8575778c r4:856e6680 [ 1347.885745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.885795][ T32] r10:61c88647 r9:85791800 r8:856e66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.885843][ T32] r4:856e6680 [ 1347.885867][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.885912][ T32] r10:00000000 r9:856e6680 r8:8027f5e8 r7:ec60de60 r6:856ed780 r5:85791800 [ 1347.885934][ T32] r4:00000001 [ 1347.885974][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1347.886039][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.886557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.886946][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1347.887423][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.887683][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.888003][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 9 printk messages dropped ** [ 1347.888335][ T32] INFO: task kworker/0:984:5605 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.909301][ T32] r4:85792400 ** 4 printk messages dropped ** [ 1347.909545][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec619e08 ** 9 printk messages dropped ** [ 1347.909980][ T32] r5:00001000 r4:eb677000 ** 1 printk messages dropped ** [ 1347.910081][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.910477][ T32] r10:00000000 r9:856e6700 r8:8027f5e8 r7:ec60de60 r6:856ed800 r5:85792400 ** 7 printk messages dropped ** [ 1347.910881][ T32] r4:85144b00 ** 2 printk messages dropped ** [ 1347.911426][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.912014][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 2 printk messages dropped ** [ 1347.912107][ T32] r4:82ac11e4 [ 1347.912156][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.912228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1347.912337][ T32] r4:e0545dc0 [ 1347.912361][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.912447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1347.912507][ T32] r4:00000000 [ 1347.912531][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.912579][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.912600][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.912643][ T32] r5:00001000 r4:e038d000 [ 1347.912663][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.912703][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.912749][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.912771][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.912817][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.912837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.912949][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.912976][ T32] r4:84b6e700 [ 1347.912997][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.913043][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.913066][ T32] r4:00000001 [ 1347.913160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.913201][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.913229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.913257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.913358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.913392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.913440][ T32] r4:84b6d780 [ 1347.913570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.913604][ T32] INFO: task kworker/0:985:5607 blocked for more than 474 seconds. [ 1347.913640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.913693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.913718][ T32] task:kworker/0:985 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.913766][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.913941][ T32] Call trace: [ 1347.914042][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.914145][ T32] r10:82918930 r9:ec539d84 r8:00000002 r7:60000113 r6:ec539d8c r5:8576ec00 [ 1347.914172][ T32] r4:8576ec00 [ 1347.914192][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.914262][ T32] r5:8576ec00 r4:8291892c [ 1347.914375][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.914440][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.914490][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec539e08 [ 1347.914679][ T32] r4:00000000 [ 1347.914770][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.914814][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.914874][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.914921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85144fc0 [ 1347.914944][ T32] r4:00000000 [ 1347.914964][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.915009][ T32] r9:83018005 r8:8576ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1347.915031][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.915072][ T32] r5:00001000 r4:eb699000 [ 1347.915092][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.915131][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.915173][ T32] r5:85757f8c r4:85757c00 [ 1347.915192][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.915237][ T32] r7:dddced80 r6:83018000 r5:85757f8c r4:856e6780 ** 1 printk messages dropped ** [ 1347.915330][ T32] r10:61c88647 r9:8576ec00 r8:856e67ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1347.915798][ T32] r4:85144c80 ** 4 printk messages dropped ** [ 1347.916322][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1347.916904][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.917315][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.917917][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1347.918241][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1347.939432][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.940233][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.940714][ T32] r5:8576e000 r4:8291892c ** 4 printk messages dropped ** [ 1347.941218][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1347.941685][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.942155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.942547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.943401][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1347.943656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1347.943974][ T32] r5:00001000 r4:e038d000 [ 1347.944003][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.944046][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.944088][ T32] r5:84ab1b8c r4:84ab1800 [ 1347.944147][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.944197][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1347.944219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.944274][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.944339][ T32] r4:84b6e700 [ 1347.944372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.944422][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.944445][ T32] r4:00000001 [ 1347.944465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.944519][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.944559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.944591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.944619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.944648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.944670][ T32] r4:84b6d780 [ 1347.944690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.944716][ T32] INFO: task kworker/0:987:5611 blocked for more than 474 seconds. [ 1347.944762][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.944814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.944838][ T32] task:kworker/0:987 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.944882][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.944922][ T32] Call trace: [ 1347.944953][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.944998][ T32] r10:82918930 r9:ec5cdd84 r8:00000002 r7:60000113 r6:ec5cdd8c r5:856be000 [ 1347.945021][ T32] r4:856be000 [ 1347.945060][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.945113][ T32] r5:856be000 r4:8291892c [ 1347.945138][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.945185][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.945233][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 [ 1347.945256][ T32] r4:00000000 [ 1347.945275][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.945313][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.945349][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.945402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db0c0 [ 1347.945435][ T32] r4:00000000 [ 1347.945455][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.945499][ T32] r9:83018005 r8:856be000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1347.945528][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.945570][ T32] r5:00001000 r4:eb6cd000 [ 1347.945590][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.945630][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.945672][ T32] r5:8575878c r4:85758400 ** 2 printk messages dropped ** [ 1347.945777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.946120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.946825][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1347.947206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1347.947515][ T32] r5:00001000 r4:e038d000 ** 7 printk messages dropped ** [ 1347.947857][ T32] r4:84b6e700 ** 5 printk messages dropped ** [ 1347.948064][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.948453][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.970688][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.971326][ T32] r5:00001000 r4:eb723000 ** 1 printk messages dropped ** [ 1347.971398][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.971917][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.972255][ T32] r4:850db200 ** 4 printk messages dropped ** [ 1347.972919][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1347.973299][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.973551][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.973840][ T32] r5:84ab1b8c r4:84ab1800 ** 4 printk messages dropped ** [ 1347.974063][ T32] r4:84b6e700 [ 1347.974083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.974159][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1347.974188][ T32] r4:00000001 [ 1347.974210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.974275][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1347.974307][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.974338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.974384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.974482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.974549][ T32] r4:84b6d780 [ 1347.974574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.974604][ T32] INFO: task kworker/0:989:5616 blocked for more than 474 seconds. [ 1347.974658][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.974690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.974713][ T32] task:kworker/0:989 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.974761][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.974805][ T32] Call trace: [ 1347.974835][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1347.974881][ T32] r10:82918930 r9:ec62dd84 r8:00000002 r7:60000113 r6:ec62dd8c r5:84978c00 [ 1347.974925][ T32] r4:84978c00 [ 1347.974950][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.975013][ T32] r5:84978c00 r4:8291892c [ 1347.975047][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.975113][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.975185][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 [ 1347.975211][ T32] r4:00000000 [ 1347.975231][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1347.975271][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.975308][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1347.975350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db640 [ 1347.975373][ T32] r4:00000000 [ 1347.975392][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1347.975442][ T32] r9:83018005 r8:84978c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1347.975486][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.975540][ T32] r5:00001000 r4:eb75b000 [ 1347.975590][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1347.975671][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.975743][ T32] r5:8575938c r4:85759000 [ 1347.975769][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.975858][ T32] r7:dddced80 r6:83018000 r5:8575938c r4:856e6b80 [ 1347.975883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.975930][ T32] r10:61c88647 r9:84978c00 r8:856e6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.975952][ T32] r4:856e6b80 [ 1347.975971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.976014][ T32] r10:00000000 r9:856e6b80 r8:8027f5e8 r7:ec625e60 r6:856e6c00 r5:84978c00 [ 1347.976058][ T32] r4:00000001 [ 1347.976102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1347.976962][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 17 printk messages dropped ** [ 1347.977557][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 15 printk messages dropped ** [ 1347.978157][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1348.003471][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.004271][ T32] r5:8575978c r4:85759400 ** 3 printk messages dropped ** [ 1348.004460][ T32] r10:61c88647 r9:84979800 r8:856e6cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.004508][ T32] r4:856e6c80 [ 1348.004539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.004607][ T32] r10:00000000 r9:856e6c80 r8:8027f5e8 r7:ec62de60 r6:856e6d00 r5:84979800 [ 1348.004635][ T32] r4:00000001 [ 1348.004656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.004693][ T32] Exception stack(0xec631fb0 to 0xec631ff8) [ 1348.004745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.004778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.004828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.004883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.004908][ T32] r4:850db4c0 [ 1348.005321][ T32] INFO: task kworker/0:990:5618 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.005355][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.005452][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.005510][ T32] Call trace: [ 1348.005564][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.005638][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.005666][ T32] r4:00000000 [ 1348.005686][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.005724][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.005783][ T32] 5d20: e5c23000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.005822][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.005848][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.005872][ T32] r5:800c0113 r4:80239bb0 [ 1348.005892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.005933][ T32] r4:82ac11e4 [ 1348.005953][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.006017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.006044][ T32] r4:e0545dc0 ** 3 printk messages dropped ** [ 1348.006183][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1348.006300][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.006346][ T32] r5:00001000 r4:e038d000 [ 1348.006366][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.006404][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.006447][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.006466][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.006551][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.006575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.006620][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.006643][ T32] r4:84b6e700 [ 1348.006679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.006749][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.006777][ T32] r4:00000001 [ 1348.006798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.006882][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.006919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.006951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.006987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.007020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.007066][ T32] r4:84b6d780 [ 1348.007111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1348.007239][ T32] task:kworker/0:991 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.007857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db980 ** 19 printk messages dropped ** [ 1348.021489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.022710][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 7 printk messages dropped ** [ 1348.023102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 18 printk messages dropped ** [ 1348.024006][ T32] r4:00000001 [ 1348.024025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.024097][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.024128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.024180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.024221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.024274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.024301][ T32] r4:84b6d780 [ 1348.024323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.024374][ T32] INFO: task kworker/0:992:5622 blocked for more than 474 seconds. [ 1348.024412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.024470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.024495][ T32] task:kworker/0:992 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.024547][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.024589][ T32] Call trace: [ 1348.024645][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.024713][ T32] r10:82918930 r9:ec639d84 r8:00000002 r7:60000113 r6:ec639d8c r5:8497b000 [ 1348.024739][ T32] r4:8497b000 [ 1348.024781][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.024834][ T32] r5:8497b000 r4:8291892c [ 1348.024857][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.024899][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.024944][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec639e08 [ 1348.024977][ T32] r4:00000000 [ 1348.025020][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.025062][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.025100][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.025162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbb00 [ 1348.025188][ T32] r4:00000000 [ 1348.025208][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.025252][ T32] r9:83018005 r8:8497b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1348.025293][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.025350][ T32] r5:00001000 r4:eb7fb000 [ 1348.025373][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.025415][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.025491][ T32] r5:85759f8c r4:85759c00 [ 1348.025564][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.025613][ T32] r7:dddced80 r6:83018000 r5:85759f8c r4:856e6e80 [ 1348.025634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.025762][ T32] r10:00000000 r9:856e6e80 r8:8027f5e8 r7:ec635e60 r6:856e6f00 r5:8497b000 ** 7 printk messages dropped ** [ 1348.026060][ T32] r4:850db800 ** 2 printk messages dropped ** [ 1348.026401][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.026803][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1348.027135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 6 printk messages dropped ** [ 1348.027413][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.027587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1348.027847][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.027885][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.027943][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.028002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.028325][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.028590][ T32] r5:8497bc00 r4:8291892c ** 5 printk messages dropped ** [ 1348.048640][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.049430][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.050044][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.050332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.051517][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 8 printk messages dropped ** [ 1348.052100][ T32] r4:82ac11e4 [ 1348.052121][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.052266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.052350][ T32] r4:e0545dc0 [ 1348.052374][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.052416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.052515][ T32] r4:00000000 [ 1348.052564][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.052615][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.052637][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.052680][ T32] r5:00001000 r4:e038d000 [ 1348.052771][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.052887][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.052934][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.052969][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.053019][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.053106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.053157][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.053180][ T32] r4:84b6e700 [ 1348.053227][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.053275][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.053342][ T32] r4:00000001 [ 1348.053366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.053403][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.053559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.053592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.053772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.053805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.053828][ T32] r4:84b6d780 [ 1348.053849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.053889][ T32] INFO: task kworker/0:994:5626 blocked for more than 474 seconds. [ 1348.053923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.053948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.053969][ T32] task:kworker/0:994 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.054106][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.054307][ T32] Call trace: [ 1348.054344][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.054529][ T32] r10:82918930 r9:ec641d84 r8:00000002 r7:60000013 r6:ec641d8c r5:8497c800 [ 1348.054564][ T32] r4:8497c800 [ 1348.054683][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.054731][ T32] r5:8497c800 r4:8291892c [ 1348.054752][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.054794][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.054841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec641e08 [ 1348.054897][ T32] r4:00000000 [ 1348.054920][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.054960][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.055022][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.055125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b380 [ 1348.055151][ T32] r4:00000000 [ 1348.055174][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.055221][ T32] r9:83018005 r8:8497c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1348.055241][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.055283][ T32] r5:00001000 r4:eb953000 [ 1348.055302][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.055340][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.055381][ T32] r5:8575b38c r4:8575b000 [ 1348.055425][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.055476][ T32] r7:dddced80 r6:83018000 r5:8575b38c r4:85143080 [ 1348.055547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.055624][ T32] r10:61c88647 r9:8497c800 r8:851430ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.055976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.056005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.056031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.056086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.056291][ T32] r4:850dbac0 [ 1348.056457][ T32] INFO: task kworker/0:994:5626 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.056490][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.056590][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.056704][ T32] Call trace: [ 1348.056736][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.056785][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.056808][ T32] r4:00000000 [ 1348.056843][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.056898][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.056939][ T32] 5d20: e625d000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.056976][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.057014][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.057043][ T32] r5:800c0113 r4:80239bb0 [ 1348.057065][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.057107][ T32] r4:82ac11e4 [ 1348.057191][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1348.057261][ T32] r4:e0545dc0 ** 6 printk messages dropped ** [ 1348.057611][ T32] r5:00001000 r4:e038d000 ** 5 printk messages dropped ** [ 1348.057843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1348.058107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1348.058306][ T32] r4:84b6d780 ** 8 printk messages dropped ** [ 1348.081478][ T32] r10:82918930 r9:ec645d84 r8:00000002 r7:60000013 r6:ec645d8c r5:8497d400 ** 5 printk messages dropped ** [ 1348.082289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 [ 1348.082395][ T32] r4:00000000 [ 1348.082418][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.082519][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.082591][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.082638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbdc0 [ 1348.082663][ T32] r4:00000000 [ 1348.082684][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.082730][ T32] r9:83018005 r8:8497d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1348.082764][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.082810][ T32] r5:00001000 r4:eb88d000 [ 1348.082842][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.082886][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.082930][ T32] r5:8575a78c r4:8575a400 [ 1348.082987][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.083048][ T32] r7:dddced80 r6:83018000 r5:8575a78c r4:85143180 [ 1348.083086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.083147][ T32] r10:61c88647 r9:8497d400 r8:851431ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.083172][ T32] r4:85143180 [ 1348.083194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.083239][ T32] r10:00000000 r9:85143180 r8:8027f5e8 r7:ec641e60 r6:85143200 r5:8497d400 [ 1348.083261][ T32] r4:00000001 [ 1348.083281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.083343][ T32] Exception stack(0xec645fb0 to 0xec645ff8) [ 1348.083375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.083417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.083481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1348.084079][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 14 printk messages dropped ** [ 1348.084847][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.085156][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.085198][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.085219][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.085263][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.085285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.085352][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.085437][ T32] r4:84b6e700 [ 1348.085462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.085507][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.085536][ T32] r4:00000001 [ 1348.085557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.085592][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.085697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.085799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.085859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.085911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.085937][ T32] r4:84b6d780 [ 1348.085986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.086081][ T32] INFO: task kworker/0:996:5630 blocked for more than 474 seconds. [ 1348.086116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.086141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.086162][ T32] task:kworker/0:996 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.086250][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.086320][ T32] Call trace: [ 1348.086350][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.086397][ T32] r10:82918930 r9:ec629d84 r8:00000002 r7:60000013 r6:ec629d8c r5:8497ec00 ** 4 printk messages dropped ** [ 1348.086634][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.087018][ T32] r9:83018005 r8:8497ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 15 printk messages dropped ** [ 1348.087746][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.087922][ T32] r4:850dbd40 [ 1348.088085][ T32] INFO: task kworker/0:996:5630 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.088116][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.088291][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.088390][ T32] Call trace: [ 1348.088425][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.088565][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.088595][ T32] r4:00000000 [ 1348.088649][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.107608][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.107693][ T32] 5d20: e699f000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.107732][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.107803][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.107860][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.108153][ T32] r4:e0545dc0 ** 5 printk messages dropped ** [ 1348.108442][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1348.119746][ T32] r4:00000001 [ 1348.119766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.119803][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 2 printk messages dropped ** [ 1348.119944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.120172][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.120587][ T32] r5:843f0000 r4:8291892c ** 3 printk messages dropped ** [ 1348.120775][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.121108][ T32] r9:83018005 r8:843f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 7 printk messages dropped ** [ 1348.121447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.121965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.122926][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1348.123144][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.123363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1348.123563][ T32] r5:00001000 r4:e038d000 [ 1348.123607][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.123678][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.123789][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.123812][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.123880][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.123906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.123976][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.124069][ T32] r4:84b6e700 [ 1348.124093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.124258][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.124285][ T32] r4:00000001 [ 1348.124329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.124382][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.124435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.124468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.124497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.124576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.124634][ T32] r4:84b6d780 [ 1348.124657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.124683][ T32] INFO: task kworker/0:998:5635 blocked for more than 474 seconds. [ 1348.124711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.124734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.124913][ T32] task:kworker/0:998 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.125059][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.125128][ T32] Call trace: [ 1348.125172][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.125240][ T32] r10:82918930 r9:ec649d84 r8:00000002 r7:60000013 r6:ec649d8c r5:843f0c00 [ 1348.125267][ T32] r4:843f0c00 [ 1348.125309][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.125354][ T32] r5:843f0c00 r4:8291892c [ 1348.125384][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.125434][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.125482][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec649e08 [ 1348.125512][ T32] r4:00000000 [ 1348.125533][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.125572][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.125608][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.125649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b500 [ 1348.125770][ T32] r4:00000000 [ 1348.125794][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.125841][ T32] r9:83018005 r8:843f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1348.125863][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.125904][ T32] r5:00001000 r4:eb979000 [ 1348.125923][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.125961][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.126388][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.126663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1348.127365][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1348.127772][ T32] r4:e0545dc0 ** 11 printk messages dropped ** [ 1348.128192][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 6 printk messages dropped ** [ 1348.128467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.153279][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.153690][ T32] r4:843f1800 ** 8 printk messages dropped ** [ 1348.154122][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.154710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.155071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.155101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.155145][ T32] r4:8511b3c0 [ 1348.155574][ T32] INFO: task kworker/0:999:5637 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.155624][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.155753][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.155820][ T32] Call trace: [ 1348.155855][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.155905][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.155960][ T32] r4:00000000 [ 1348.156009][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.156052][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.156081][ T32] 5d20: e717e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.156111][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.156137][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.156161][ T32] r5:800c0113 r4:80239bb0 [ 1348.156181][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.156222][ T32] r4:82ac11e4 [ 1348.156242][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.156292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.156339][ T32] r4:e0545dc0 [ 1348.156363][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.156406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.156429][ T32] r4:00000000 [ 1348.156449][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.156493][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.156523][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.156587][ T32] r5:00001000 r4:e038d000 [ 1348.156619][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.156662][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.156704][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.156724][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.156779][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.156824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.156962][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 5 printk messages dropped ** [ 1348.157177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.157461][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.157928][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 ** 14 printk messages dropped ** [ 1348.171118][ T32] r7:dddced80 r6:83018000 r5:8575bf8c r4:85143680 ** 12 printk messages dropped ** [ 1348.171691][ T32] r4:8511b4c0 ** 1 printk messages dropped ** [ 1348.172185][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.172267][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.172345][ T32] Call trace: [ 1348.172393][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.172472][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.172508][ T32] r4:00000000 [ 1348.172530][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.172591][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.172625][ T32] 5d20: e72f5000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.172698][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.172728][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.172754][ T32] r5:800c0113 r4:80239bb0 [ 1348.172796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.172844][ T32] r4:82ac11e4 [ 1348.172865][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.172907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 7 printk messages dropped ** [ 1348.173174][ T32] r5:00001000 r4:e038d000 ** 11 printk messages dropped ** [ 1348.173598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1348.173768][ T32] r4:84b6d780 ** 8 printk messages dropped ** [ 1348.174249][ T32] r10:82918930 r9:ec65dd84 r8:00000002 r7:60000113 r6:ec65dd8c r5:843f3000 ** 2 printk messages dropped ** [ 1348.174360][ T32] r5:843f3000 r4:8291892c [ 1348.174380][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.174422][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.174468][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec65de08 [ 1348.174556][ T32] r4:00000000 [ 1348.174584][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.174623][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.174747][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.174835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b940 [ 1348.174887][ T32] r4:00000000 [ 1348.174919][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.174965][ T32] r9:83018005 r8:843f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1348.175008][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.175358][ T32] r10:61c88647 r9:843f3000 r8:851437ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1348.176151][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.176693][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1348.177008][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1348.177539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.177695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.177723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.177746][ T32] r4:84b6d780 [ 1348.177837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.177951][ T32] INFO: task kworker/0:1002:5642 blocked for more than 474 seconds. [ 1348.178016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.178044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.178066][ T32] task:kworker/0:1002 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.178132][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.178176][ T32] Call trace: [ 1348.178233][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.178280][ T32] r10:82918930 r9:ec661d84 r8:00000002 r7:60000113 r6:ec661d8c r5:843f3c00 [ 1348.178312][ T32] r4:843f3c00 [ 1348.178336][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1348.178457][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.199685][ T32] r5:857d878c r4:857d8400 ** 12 printk messages dropped ** [ 1348.200226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.200856][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.201177][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.201207][ T32] 5d20: e7707000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.201237][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.201275][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.201303][ T32] r5:800c0113 r4:80239bb0 [ 1348.201345][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.201412][ T32] r4:82ac11e4 [ 1348.201436][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.201544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.201639][ T32] r4:e0545dc0 [ 1348.201665][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.201711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.201734][ T32] r4:00000000 [ 1348.201754][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.201800][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.201821][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.201863][ T32] r5:00001000 r4:e038d000 [ 1348.201882][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.201942][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.201991][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.202011][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.202058][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.202079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.202124][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1348.202287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1348.202379][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.202755][ T32] INFO: task kworker/0:1003:5645 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.203326][ T32] r5:843f4800 r4:8291892c ** 3 printk messages dropped ** [ 1348.203497][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.203738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bc80 ** 8 printk messages dropped ** [ 1348.204142][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.204538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.204590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.204626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.204673][ T32] r4:8511b9c0 [ 1348.204946][ T32] INFO: task kworker/0:1003:5645 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.205045][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.205109][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.205157][ T32] Call trace: [ 1348.205214][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.205265][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.205312][ T32] r4:00000000 [ 1348.205338][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.205378][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.205409][ T32] 5d20: e7707000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.205445][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.205494][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.205556][ T32] r5:800c0113 r4:80239bb0 [ 1348.205622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.205706][ T32] r4:82ac11e4 [ 1348.205778][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.205831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.205856][ T32] r4:e0545dc0 [ 1348.205878][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.205969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.206043][ T32] r4:00000000 [ 1348.206123][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.206210][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.206244][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.206290][ T32] r5:00001000 r4:e038d000 ** 1 printk messages dropped ** [ 1348.206353][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.206775][ T32] r4:00000001 [ 1348.206807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.206873][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.206907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.206939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.206969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.206999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.207023][ T32] r4:84b6d780 [ 1348.207045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.207096][ T32] INFO: task kworker/0:1004:5647 blocked for more than 474 seconds. [ 1348.207154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.207184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.207208][ T32] task:kworker/0:1004 state:D stack:0 pid:5647 tgid:5647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.207279][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.207350][ T32] Call trace: [ 1348.207401][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.207453][ T32] r10:82918930 r9:ec64dd84 r8:00000002 r7:60000013 r6:ec64dd8c r5:843f6000 [ 1348.207478][ T32] r4:843f6000 [ 1348.207546][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1348.207687][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.208259][ T32] r9:83018005 r8:843f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1348.234915][ T32] r10:61c88647 r9:843f6000 r8:85143aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.235441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.236190][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.236644][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1348.237105][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.237413][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.237957][ T32] r4:00000001 [ 1348.237980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1348.238067][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.238402][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.251640][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.252128][ T32] r9:83018005 r8:857a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 3 printk messages dropped ** [ 1348.252454][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.252517][ T32] r5:857d8f8c r4:857d8c00 [ 1348.252541][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.252589][ T32] r7:dddced80 r6:83018000 r5:857d8f8c r4:85143b80 [ 1348.252742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.252793][ T32] r10:61c88647 r9:857a0000 r8:85143bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.252817][ T32] r4:85143b80 [ 1348.252853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.252901][ T32] r10:00000000 r9:85143b80 r8:8027f5e8 r7:ec64de60 r6:85143c00 r5:857a0000 [ 1348.252924][ T32] r4:00000001 [ 1348.252965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.253007][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1348.253039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.253068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.253119][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.253163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.253186][ T32] r4:8511bd00 [ 1348.253639][ T32] INFO: task kworker/0:1005:5649 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.253678][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.253800][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.253914][ T32] Call trace: [ 1348.253951][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.254002][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.254049][ T32] r4:00000000 [ 1348.254074][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.254112][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.254141][ T32] 5d20: e80fb000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.254171][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.254218][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.254247][ T32] r5:800c0113 r4:80239bb0 [ 1348.254268][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.254310][ T32] r4:82ac11e4 [ 1348.254330][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.254405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.254434][ T32] r4:e0545dc0 [ 1348.254454][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.254538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.254635][ T32] r4:00000000 [ 1348.254701][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.254796][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.254907][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.254990][ T32] r5:00001000 r4:e038d000 [ 1348.255014][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.255055][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.255154][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.255178][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.255227][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.255248][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.255335][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.255529][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.255554][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.255608][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 3 printk messages dropped ** [ 1348.255719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.256160][ T32] r10:82918930 r9:ec671d84 r8:00000002 r7:60000013 r6:ec671d8c r5:857a1800 ** 6 printk messages dropped ** [ 1348.256394][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.256710][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.256869][ T32] r5:00001000 r4:ec28d000 ** 4 printk messages dropped ** [ 1348.257213][ T32] r7:dddced80 r6:83018000 r5:850e4f8c r4:85143c80 ** 7 printk messages dropped ** [ 1348.257581][ T32] Exception stack(0xec671fb0 to 0xec671ff8) ** 5 printk messages dropped ** [ 1348.257999][ T32] INFO: task kworker/0:1006:5651 is blocked on a mutex likely owned by task kworker/1:97:3681. ** 9 printk messages dropped ** [ 1348.258483][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1348.285010][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.285354][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.285711][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.285827][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.286087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.286777][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.286911][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 [ 1348.287023][ T32] r4:00000000 [ 1348.287057][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.287097][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.287133][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.287219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9280 [ 1348.287257][ T32] r4:00000000 [ 1348.287279][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.287324][ T32] r9:83018005 r8:857a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1348.287345][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.287387][ T32] r5:00001000 r4:ec2ef000 [ 1348.287406][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.287445][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.287515][ T32] r5:857d978c r4:857d9400 [ 1348.287541][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.287607][ T32] r7:dddced80 r6:83018000 r5:857d978c r4:85143d80 [ 1348.287655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.287724][ T32] r10:61c88647 r9:857a0c00 r8:85143dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.287750][ T32] r4:85143d80 [ 1348.287770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.287835][ T32] r10:00000000 r9:85143d80 r8:8027f5e8 r7:ec671e60 r6:85143e00 r5:857a0c00 [ 1348.287882][ T32] r4:00000001 [ 1348.287905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.287940][ T32] Exception stack(0xec675fb0 to 0xec675ff8) [ 1348.287967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.288037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.288069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.288117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.288144][ T32] r4:8511bdc0 [ 1348.288575][ T32] INFO: task kworker/0:1007:5653 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.288609][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.297138][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.297249][ T32] Call trace: [ 1348.297284][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.297365][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.297395][ T32] r4:00000000 [ 1348.297514][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.297562][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.297594][ T32] 5d20: e8615000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1348.297980][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1348.298323][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1348.303857][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.304081][ T32] r4:00000001 [ 1348.304114][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1348.304319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1348.304725][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.305233][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.305565][ T32] r9:83018005 r8:857a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 9 printk messages dropped ** [ 1348.306107][ T32] r4:85143e80 ** 7 printk messages dropped ** [ 1348.306540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.307235][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.307664][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 9 printk messages dropped ** [ 1348.308347][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.308560][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.322481][ T32] r4:00000001 [ 1348.322540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1348.322772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1348.323016][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.323426][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.323804][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.324112][ T32] r5:857d9b8c r4:857d9800 ** 4 printk messages dropped ** [ 1348.324265][ T32] r4:85143f80 ** 4 printk messages dropped ** [ 1348.324423][ T32] Exception stack(0xec669fb0 to 0xec669ff8) ** 4 printk messages dropped ** [ 1348.324583][ T32] r4:850d9180 [ 1348.325032][ T32] INFO: task kworker/0:1009:5657 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.325067][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.325148][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.325206][ T32] Call trace: [ 1348.325250][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.325324][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.325351][ T32] r4:00000000 [ 1348.325372][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.325410][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.325523][ T32] 5d20: e8af8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.325557][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.325585][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.325609][ T32] r5:800c0113 r4:80239bb0 [ 1348.325629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.325672][ T32] r4:82ac11e4 [ 1348.325692][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.325733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.325778][ T32] r4:e0545dc0 [ 1348.325824][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.325879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.325904][ T32] r4:00000000 [ 1348.325946][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.325995][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.326027][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.326094][ T32] r5:00001000 r4:e038d000 [ 1348.326139][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.326182][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.326224][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.326265][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.326336][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.326391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.326441][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.326464][ T32] r4:84b6e700 [ 1348.326495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.326579][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.326616][ T32] r4:00000001 [ 1348.326647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.326686][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.326713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.326777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.326832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.326865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.326920][ T32] r4:84b6d780 [ 1348.326944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.326970][ T32] INFO: task kworker/0:1010:5659 blocked for more than 474 seconds. [ 1348.326999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.327024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.327054][ T32] task:kworker/0:1010 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.327126][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.327178][ T32] Call trace: [ 1348.327212][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.327258][ T32] r10:82918930 r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:857a4800 [ 1348.327315][ T32] r4:857a4800 [ 1348.327339][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.327401][ T32] r5:857a4800 r4:8291892c [ 1348.327432][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.327477][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.327536][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 [ 1348.327559][ T32] r4:00000000 [ 1348.327579][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.327617][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.327654][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.327755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d97c0 [ 1348.327802][ T32] r4:00000000 [ 1348.327868][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.327916][ T32] r9:83018005 r8:857a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1348.327981][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.328027][ T32] r5:00001000 r4:dfab3000 [ 1348.328047][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.328088][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.328131][ T32] r5:857da38c r4:857da000 [ 1348.328151][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.328194][ T32] r7:dddced80 r6:83018000 r5:857da38c r4:850e3080 [ 1348.328214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.328258][ T32] r10:61c88647 r9:857a4800 r8:850e30ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.328327][ T32] r4:850e3080 [ 1348.328349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.328416][ T32] r10:00000000 r9:850e3080 r8:8027f5e8 r7:ec679e60 r6:850e3100 r5:857a4800 [ 1348.328443][ T32] r4:00000001 [ 1348.328512][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.328596][ T32] Exception stack(0xec67dfb0 to 0xec67dff8) [ 1348.351995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.352139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.352256][ T32] r4:850d94c0 ** 4 printk messages dropped ** [ 1348.353025][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1348.353556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 9 printk messages dropped ** [ 1348.353917][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.354258][ T32] r4:00000001 [ 1348.354300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.354485][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.354865][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.355127][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1348.355598][ T32] r9:83018005 r8:857a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1348.355977][ T32] r4:850e3180 ** 6 printk messages dropped ** [ 1348.356280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.356818][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1348.357262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 8 printk messages dropped ** [ 1348.357841][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.358228][ T32] r4:00000001 [ 1348.358249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.358284][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.358320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.358364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.358395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.358454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.358533][ T32] r4:84b6d780 [ 1348.358574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.358689][ T32] INFO: task kworker/0:1012:5663 blocked for more than 474 seconds. [ 1348.379392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.379448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.379498][ T32] task:kworker/0:1012 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.379608][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.379704][ T32] Call trace: [ 1348.379743][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.379805][ T32] r10:82918930 r9:ec3fdd84 r8:00000002 r7:60000113 r6:ec3fdd8c r5:857a6000 [ 1348.379831][ T32] r4:857a6000 [ 1348.379853][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.379898][ T32] r5:857a6000 r4:8291892c [ 1348.379920][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.379987][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.380052][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3fde08 [ 1348.380079][ T32] r4:00000000 [ 1348.380145][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.380192][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.380236][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.380303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9900 [ 1348.380329][ T32] r4:00000000 [ 1348.380351][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.380426][ T32] r9:83018005 r8:857a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1348.380454][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.380507][ T32] r5:00001000 r4:dfdd7000 [ 1348.380552][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.380619][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.380670][ T32] r5:857da78c r4:857da400 [ 1348.380755][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.380876][ T32] r7:dddced80 r6:83018000 r5:857da78c r4:850e3280 [ 1348.380902][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.380969][ T32] r10:61c88647 r9:857a6000 r8:850e32ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.380996][ T32] r4:850e3280 [ 1348.381018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.381068][ T32] r10:00000000 r9:850e3280 r8:8027f5e8 r7:ec3c5e60 r6:850e3300 r5:857a6000 [ 1348.381093][ T32] r4:00000001 [ 1348.381167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.381232][ T32] Exception stack(0xec3fdfb0 to 0xec3fdff8) [ 1348.381265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.381318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.381456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.381490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.381517][ T32] r4:850d95c0 [ 1348.381977][ T32] INFO: task kworker/0:1012:5663 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.382040][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.382128][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.382197][ T32] Call trace: [ 1348.382276][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.382366][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.382395][ T32] r4:00000000 [ 1348.382416][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.382467][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.382559][ T32] 5d20: e94e8000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.382595][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.382647][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.382697][ T32] r5:800c0113 r4:80239bb0 [ 1348.382735][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.382782][ T32] r4:82ac11e4 [ 1348.382803][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.382867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.382897][ T32] r4:e0545dc0 [ 1348.382928][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.382971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.383039][ T32] r4:00000000 [ 1348.383063][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.383110][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.383174][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.383271][ T32] r5:00001000 r4:e038d000 [ 1348.383371][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.383415][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.383458][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.383488][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.383563][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.383589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.383636][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.383659][ T32] r4:84b6e700 [ 1348.383699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.383748][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.383771][ T32] r4:00000001 [ 1348.383811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.383871][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.383901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.383931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.384023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.384057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.384080][ T32] r4:84b6d780 [ 1348.384101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.384132][ T32] INFO: task kworker/0:1013:5665 blocked for more than 474 seconds. [ 1348.384245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.384293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.384340][ T32] task:kworker/0:1013 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.384389][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.384431][ T32] Call trace: [ 1348.384461][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.384533][ T32] r10:82918930 r9:ec591d84 r8:00000002 r7:60000113 r6:ec591d8c r5:857a6c00 [ 1348.384581][ T32] r4:857a6c00 [ 1348.384604][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.384647][ T32] r5:857a6c00 r4:8291892c [ 1348.384690][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.384757][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.384807][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec591e08 [ 1348.384830][ T32] r4:00000000 [ 1348.384863][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.384924][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.384965][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.385037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9d80 [ 1348.385064][ T32] r4:00000000 [ 1348.385083][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.385129][ T32] r9:83018005 r8:857a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1348.385149][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.385193][ T32] r5:00001000 r4:eae05000 [ 1348.385212][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.385251][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.385335][ T32] r5:857db38c r4:857db000 [ 1348.385360][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.385417][ T32] r7:dddced80 r6:83018000 r5:857db38c r4:850e3380 [ 1348.385469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.385536][ T32] r10:61c88647 r9:857a6c00 r8:850e33ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.385607][ T32] r4:850e3380 [ 1348.385631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.385678][ T32] r10:00000000 r9:850e3380 r8:8027f5e8 r7:ec3c5e60 r6:850e3400 r5:857a6c00 [ 1348.385701][ T32] r4:00000001 [ 1348.385722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.385777][ T32] Exception stack(0xec591fb0 to 0xec591ff8) [ 1348.385830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.385884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.385914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.385944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.385967][ T32] r4:850d9980 [ 1348.386228][ T32] INFO: task kworker/0:1013:5665 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.386289][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.386399][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1348.386491][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1348.386807][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 ** 4 printk messages dropped ** [ 1348.387069][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1348.387322][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.387587][ T32] r5:00001000 r4:e038d000 ** 7 printk messages dropped ** [ 1348.388032][ T32] r4:84b6e700 ** 4 printk messages dropped ** [ 1348.388230][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 8 printk messages dropped ** [ 1348.388606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1348.409831][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 16 printk messages dropped ** [ 1348.410628][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.410985][ T32] r4:850d9ac0 ** 1 printk messages dropped ** [ 1348.411449][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.411562][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.411614][ T32] Call trace: [ 1348.411646][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.411716][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.411743][ T32] r4:00000000 [ 1348.411789][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.411855][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.411951][ T32] 5d20: e9961000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.411997][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.412035][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.412064][ T32] r5:800c0113 r4:80239bb0 [ 1348.412086][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.412139][ T32] r4:82ac11e4 [ 1348.412163][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.412208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.412232][ T32] r4:e0545dc0 [ 1348.412284][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.412380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.412436][ T32] r4:00000000 [ 1348.412481][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.412543][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.412571][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.412646][ T32] r5:00001000 r4:e038d000 [ 1348.412679][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.412726][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.412770][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.412834][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.412915][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.412941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.412990][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.413015][ T32] r4:84b6e700 [ 1348.413056][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.413106][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.413163][ T32] r4:00000001 [ 1348.413208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.413248][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.413276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.413306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.413344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.413393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.413442][ T32] r4:84b6d780 [ 1348.413467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.413524][ T32] INFO: task kworker/0:1015:5669 blocked for more than 474 seconds. [ 1348.413586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.413617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.413639][ T32] task:kworker/0:1015 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.413686][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.413728][ T32] Call trace: [ 1348.413790][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.413843][ T32] r10:82918930 r9:ec68dd84 r8:00000002 r7:60000013 r6:ec68dd8c r5:85795400 [ 1348.413867][ T32] r4:85795400 [ 1348.413887][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.413927][ T32] r5:85795400 r4:8291892c [ 1348.413947][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.414008][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.414076][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 [ 1348.414107][ T32] r4:00000000 [ 1348.414128][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.414170][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.414208][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.414251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9f00 [ 1348.414275][ T32] r4:00000000 [ 1348.414315][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.414366][ T32] r9:83018005 r8:85795400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.414399][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.414468][ T32] r5:00001000 r4:eafa5000 [ 1348.414492][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.414575][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.414622][ T32] r5:857db78c r4:857db400 [ 1348.414642][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.414705][ T32] r7:dddced80 r6:83018000 r5:857db78c r4:850e3500 [ 1348.414731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.414804][ T32] r10:61c88647 r9:85795400 r8:850e352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.414852][ T32] r4:850e3500 [ 1348.414875][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.414920][ T32] r10:00000000 r9:850e3500 r8:8027f5e8 r7:ec591e60 r6:856ed900 r5:85795400 [ 1348.414964][ T32] r4:00000001 [ 1348.414987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.415045][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1348.415099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.415133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.415161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.415213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.415240][ T32] r4:850d9c00 [ 1348.415466][ T32] INFO: task kworker/0:1015:5669 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.415507][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.415599][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.415669][ T32] Call trace: [ 1348.415702][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.415753][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.415806][ T32] r4:00000000 [ 1348.415853][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.415917][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.415950][ T32] 5d20: e9961000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.416005][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.416058][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.416107][ T32] r5:800c0113 r4:80239bb0 [ 1348.416131][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.416174][ T32] r4:82ac11e4 [ 1348.416194][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.416236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.416268][ T32] r4:e0545dc0 [ 1348.416313][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.416360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.416408][ T32] r4:00000000 [ 1348.416439][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.416489][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.416526][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.416592][ T32] r5:00001000 r4:e038d000 [ 1348.416641][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.416687][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.416731][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.416760][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.416809][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.416832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.416877][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.416899][ T32] r4:84b6e700 [ 1348.416943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.417014][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.417041][ T32] r4:00000001 [ 1348.417061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.417122][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.417152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.417182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.417219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.417252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.417276][ T32] r4:84b6d780 [ 1348.417306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.417335][ T32] INFO: task kworker/0:1016:5671 blocked for more than 474 seconds. [ 1348.417373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.417422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.417468][ T32] task:kworker/0:1016 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.417525][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.417566][ T32] Call trace: [ 1348.417596][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.417642][ T32] r10:82918930 r9:ec695d84 r8:00000002 r7:60000113 r6:ec695d8c r5:85796c00 [ 1348.417688][ T32] r4:85796c00 [ 1348.417713][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.417775][ T32] r5:85796c00 r4:8291892c [ 1348.417799][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.417841][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.417888][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 [ 1348.417915][ T32] r4:00000000 [ 1348.417958][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.418001][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.418038][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.418090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818780 [ 1348.418117][ T32] r4:00000000 [ 1348.418136][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.418210][ T32] r9:83018005 r8:85796c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1348.418246][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.418301][ T32] r5:00001000 r4:eb4f9000 [ 1348.418323][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.418363][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.418405][ T32] r5:857e4f8c r4:857e4c00 [ 1348.418425][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.418468][ T32] r7:dddced80 r6:83018000 r5:857e4f8c r4:850e3580 [ 1348.418488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.418583][ T32] r10:61c88647 r9:85796c00 r8:850e35ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.418628][ T32] r4:850e3580 [ 1348.418743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.435204][ T32] r10:00000000 r9:850e3580 r8:8027f5e8 r7:ec68de60 r6:856ed980 r5:85796c00 [ 1348.435253][ T32] r4:00000001 [ 1348.435277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.435337][ T32] Exception stack(0xec695fb0 to 0xec695ff8) ** 2 printk messages dropped ** [ 1348.435466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.435986][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.436414][ T32] Exception stack(0xe0545d28 to 0xe0545d70) ** 5 printk messages dropped ** [ 1348.436665][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.436774][ T32] r4:e0545dc0 ** 1 printk messages dropped ** [ 1348.436841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 5 printk messages dropped ** [ 1348.437090][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.437441][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.437515][ T32] r4:84b6e700 [ 1348.437547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.437595][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.437617][ T32] r4:00000001 [ 1348.437681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.437745][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.437777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.437807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.437835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.437864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.437887][ T32] r4:84b6d780 [ 1348.437909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.437938][ T32] INFO: task kworker/0:1017:5672 blocked for more than 474 seconds. [ 1348.437994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.438046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.438071][ T32] task:kworker/0:1017 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.438118][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.438186][ T32] Call trace: [ 1348.438243][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.438290][ T32] r10:82918930 r9:ec699d84 r8:00000002 r7:60000113 r6:ec699d8c r5:85790c00 [ 1348.438313][ T32] r4:85790c00 [ 1348.438333][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.438395][ T32] r5:85790c00 r4:8291892c [ 1348.438419][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.438460][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.438554][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec699e08 [ 1348.438589][ T32] r4:00000000 [ 1348.438672][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.453446][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.453545][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.453593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d91c0 [ 1348.453618][ T32] r4:00000000 [ 1348.453660][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.453720][ T32] r9:83018005 r8:85790c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1348.453743][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.453797][ T32] r5:00001000 r4:eb1df000 [ 1348.453817][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.453857][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.453899][ T32] r5:857dbb8c r4:857db800 [ 1348.453919][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.453969][ T32] r7:dddced80 r6:83018000 r5:857dbb8c r4:850e3600 [ 1348.453990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.454036][ T32] r10:61c88647 r9:85790c00 r8:850e362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.454059][ T32] r4:850e3600 [ 1348.454100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.454155][ T32] r10:00000000 r9:850e3600 r8:8027f5e8 r7:ec695e60 r6:856eda00 r5:85790c00 [ 1348.454179][ T32] r4:00000001 [ 1348.454199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.454259][ T32] Exception stack(0xec699fb0 to 0xec699ff8) [ 1348.454318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.454372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.454413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.454448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.454471][ T32] r4:850d9d00 [ 1348.454928][ T32] INFO: task kworker/0:1017:5672 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.454995][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.455091][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.455146][ T32] Call trace: [ 1348.455210][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.455263][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.455308][ T32] r4:00000000 [ 1348.455333][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.455372][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.455402][ T32] 5d20: e9de0000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.455437][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.455487][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.455526][ T32] r5:800c0113 r4:80239bb0 [ 1348.455569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.455617][ T32] r4:82ac11e4 [ 1348.455660][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.455708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.455732][ T32] r4:e0545dc0 [ 1348.455753][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.455795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.455818][ T32] r4:00000000 [ 1348.455859][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.455933][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.455960][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.456028][ T32] r5:00001000 r4:e038d000 [ 1348.456053][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.456094][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.456137][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.456177][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.456249][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.456297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.456348][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.456388][ T32] r4:84b6e700 [ 1348.456423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.456537][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.456605][ T32] r4:00000001 [ 1348.456631][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1348.456779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.456864][ T32] r4:84b6d780 ** 4 printk messages dropped ** [ 1348.457157][ T32] task:kworker/0:1018 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1348.457368][ T32] r10:82918930 r9:ec6a1d84 r8:00000002 r7:60000113 r6:ec6a1d8c r5:85794800 [ 1348.457392][ T32] r4:85794800 [ 1348.457411][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.457452][ T32] r5:85794800 r4:8291892c [ 1348.457494][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.457565][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.457616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 [ 1348.457639][ T32] r4:00000000 [ 1348.457682][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.457724][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.457762][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.457805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818040 [ 1348.457827][ T32] r4:00000000 [ 1348.457846][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.457890][ T32] r9:83018005 r8:85794800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1348.457911][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.457974][ T32] r5:00001000 r4:eb29d000 [ 1348.458000][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.458042][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.458084][ T32] r5:857dbf8c r4:857dbc00 [ 1348.458104][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.458172][ T32] r7:dddced80 r6:83018000 r5:857dbf8c r4:850e3680 [ 1348.458196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.458243][ T32] r10:61c88647 r9:85794800 r8:850e36ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.458289][ T32] r4:850e3680 [ 1348.458333][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.458381][ T32] r10:00000000 r9:850e3680 r8:8027f5e8 r7:ec695e60 r6:856eda80 r5:85794800 [ 1348.458404][ T32] r4:00000001 [ 1348.458425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.458459][ T32] Exception stack(0xec6a1fb0 to 0xec6a1ff8) [ 1348.458487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.458545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.458574][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.458626][ T32] r4:85818000 [ 1348.472343][ T32] INFO: task kworker/0:1018:5674 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.472442][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.472587][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.472688][ T32] Call trace: [ 1348.472723][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.472803][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.472833][ T32] r4:00000000 [ 1348.472854][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.472904][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.472960][ T32] 5d20: e9f76000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.472994][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.473019][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1348.473283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1348.473693][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 5 printk messages dropped ** [ 1348.473895][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.474120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.474641][ T32] r10:82918930 r9:ec6add84 r8:00000002 r7:60000113 r6:ec6add8c r5:85793c00 ** 8 printk messages dropped ** [ 1348.475089][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1348.475351][ T32] r9:83018005 r8:85793c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1348.475395][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.475446][ T32] r5:00001000 r4:eb44d000 [ 1348.475537][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.475605][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.475711][ T32] r5:857e438c r4:857e4000 [ 1348.475746][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.475795][ T32] r7:dddced80 r6:83018000 r5:857e438c r4:850e3700 [ 1348.475837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.475887][ T32] r10:61c88647 r9:85793c00 r8:850e372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.475911][ T32] r4:850e3700 [ 1348.475952][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.476072][ T32] r10:00000000 r9:850e3700 r8:8027f5e8 r7:ec695e60 r6:856edb00 r5:85793c00 [ 1348.476276][ T32] r4:00000001 [ 1348.476299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.476335][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 1348.476361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.476412][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.476464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.476592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.476622][ T32] r4:85818200 [ 1348.476924][ T32] INFO: task kworker/0:1019:5677 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.476972][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.477047][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.477355][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.477610][ T32] r5:800c0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.477783][ T32] r4:e0545dc0 ** 4 printk messages dropped ** [ 1348.478141][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1348.496960][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.497223][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.497309][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 2 printk messages dropped ** [ 1348.497435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.497745][ T32] task:kworker/0:1020 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.498221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 ** 7 printk messages dropped ** [ 1348.498588][ T32] r9:83018005 r8:85796000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 5 printk messages dropped ** [ 1348.509448][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.510085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.510946][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.511161][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.511446][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.511627][ T32] r5:800c0113 r4:80239bb0 [ 1348.511658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.511702][ T32] r4:82ac11e4 [ 1348.511745][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.511796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.511842][ T32] r4:e0545dc0 [ 1348.511889][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.511976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.512015][ T32] r4:00000000 [ 1348.512065][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.512120][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.512142][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.512185][ T32] r5:00001000 r4:e038d000 [ 1348.512205][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.512284][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.512331][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.512372][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.512489][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.512540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.512786][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.512818][ T32] r4:84b6e700 [ 1348.512839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.512907][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.512934][ T32] r4:00000001 [ 1348.512955][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.512993][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.513019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.513090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.513130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.513165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.513191][ T32] r4:84b6d780 [ 1348.513212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.513241][ T32] INFO: task kworker/0:1021:5680 blocked for more than 475 seconds. [ 1348.513275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.513300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.513321][ T32] task:kworker/0:1021 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.513366][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.513457][ T32] Call trace: [ 1348.513518][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.513593][ T32] r10:82918930 r9:ec6b5d84 r8:00000002 r7:60000113 r6:ec6b5d8c r5:85786000 [ 1348.513626][ T32] r4:85786000 [ 1348.513735][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.513801][ T32] r5:85786000 r4:8291892c [ 1348.513847][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.513912][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.513991][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 [ 1348.514081][ T32] r4:00000000 [ 1348.514104][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.514143][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.514180][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.514243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818880 [ 1348.514269][ T32] r4:00000000 [ 1348.514289][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.514382][ T32] r9:83018005 r8:85786000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1348.514421][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.514530][ T32] r5:00001000 r4:eb5b1000 [ 1348.514555][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.514595][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.514660][ T32] r5:857e538c r4:857e5000 [ 1348.514692][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.514737][ T32] r7:dddced80 r6:83018000 r5:857e538c r4:850e3800 [ 1348.514810][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.514859][ T32] r10:61c88647 r9:85786000 r8:850e382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.514891][ T32] r4:850e3800 [ 1348.514934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.514983][ T32] r10:00000000 r9:850e3800 r8:8027f5e8 r7:ec695e60 r6:856edc00 r5:85786000 [ 1348.515029][ T32] r4:00000001 [ 1348.515051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.515108][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1348.515177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.515210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.515238][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.515287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.515313][ T32] r4:85818280 [ 1348.515543][ T32] INFO: task kworker/0:1021:5680 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.515597][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.515681][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.515729][ T32] Call trace: [ 1348.515784][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.515833][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.515868][ T32] r4:00000000 [ 1348.515891][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.515951][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.515983][ T32] 5d20: ea607000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.516013][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.516061][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.516089][ T32] r5:800c0113 r4:80239bb0 [ 1348.516125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.516170][ T32] r4:82ac11e4 [ 1348.516190][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.516232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.516254][ T32] r4:e0545dc0 [ 1348.516283][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.516343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 4 printk messages dropped ** [ 1348.516551][ T32] r5:00001000 r4:e038d000 ** 2 printk messages dropped ** [ 1348.516652][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1348.516859][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.517040][ T32] r4:00000001 [ 1348.517096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.517270][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.517327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.517382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.517413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.517486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.517538][ T32] r4:84b6d780 [ 1348.517583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.517622][ T32] INFO: task kworker/0:1022:5685 blocked for more than 475 seconds. [ 1348.517654][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.517678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.517734][ T32] task:kworker/0:1022 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.517820][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.517918][ T32] Call trace: [ 1348.517971][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.518022][ T32] r10:82918930 r9:ec6bdd84 r8:00000002 r7:60000013 r6:ec6bdd8c r5:85799800 [ 1348.518045][ T32] r4:85799800 [ 1348.518086][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.518173][ T32] r5:85799800 r4:8291892c [ 1348.518196][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.518303][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.518375][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6bde08 [ 1348.518433][ T32] r4:00000000 [ 1348.518456][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.518494][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.518559][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.541108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818b40 [ 1348.541197][ T32] r4:00000000 [ 1348.541225][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.541299][ T32] r9:83018005 r8:85799800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1348.541344][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.541397][ T32] r5:00001000 r4:eb637000 [ 1348.541462][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.541514][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.541615][ T32] r5:857e5b8c r4:857e5800 [ 1348.541668][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.541765][ T32] r7:dddced80 r6:83018000 r5:857e5b8c r4:850e3880 [ 1348.541793][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.541890][ T32] r10:61c88647 r9:85799800 r8:850e38ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.541948][ T32] r4:850e3880 [ 1348.541980][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.542051][ T32] r10:00000000 r9:850e3880 r8:8027f5e8 r7:ec6b5e60 r6:856edc80 r5:85799800 [ 1348.542078][ T32] r4:00000001 [ 1348.542098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.542222][ T32] Exception stack(0xec6bdfb0 to 0xec6bdff8) [ 1348.542272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.542347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.542382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.542473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.542541][ T32] r4:85818800 [ 1348.542960][ T32] INFO: task kworker/0:1022:5685 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.542995][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.543094][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.543145][ T32] Call trace: [ 1348.543205][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.543260][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.543283][ T32] r4:00000000 [ 1348.543317][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.543359][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.543389][ T32] 5d20: eac55000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.543498][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.543539][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.543565][ T32] r5:800c0113 r4:80239bb0 [ 1348.543585][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.543628][ T32] r4:82ac11e4 [ 1348.543714][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.543785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.543812][ T32] r4:e0545dc0 [ 1348.543832][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.543875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.543897][ T32] r4:00000000 [ 1348.543940][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.544015][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.544041][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.544277][ T32] r5:00001000 r4:e038d000 [ 1348.544393][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.544438][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.544515][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.544559][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.544626][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.544651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.544698][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.544720][ T32] r4:84b6e700 [ 1348.544784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.544867][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.544893][ T32] r4:00000001 [ 1348.544913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.544948][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.544973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.545022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.545053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.545082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.545105][ T32] r4:84b6d780 [ 1348.545127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.545199][ T32] INFO: task kworker/0:1023:5686 blocked for more than 475 seconds. [ 1348.545302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.545343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.545414][ T32] task:kworker/0:1023 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.545668][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.545713][ T32] Call trace: [ 1348.545914][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.545968][ T32] r10:82918930 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:8579a400 [ 1348.546000][ T32] r4:8579a400 [ 1348.546044][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.546088][ T32] r5:8579a400 r4:8291892c [ 1348.546108][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.546149][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.546195][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1348.546217][ T32] r4:00000000 [ 1348.546236][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.546273][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.546310][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.546366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85818980 [ 1348.546393][ T32] r4:00000000 [ 1348.546413][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.546457][ T32] r9:83018005 r8:8579a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1348.546479][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.546578][ T32] r5:00001000 r4:eb5e7000 [ 1348.546610][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.546652][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.546695][ T32] r5:857e578c r4:857e5400 [ 1348.546742][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.546812][ T32] r7:dddced80 r6:83018000 r5:857e578c r4:850e3900 [ 1348.546837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.546883][ T32] r10:61c88647 r9:8579a400 r8:850e392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.546908][ T32] r4:850e3900 [ 1348.546949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.546997][ T32] r10:00000000 r9:850e3900 r8:8027f5e8 r7:ec6bde60 r6:856edd00 r5:8579a400 [ 1348.547020][ T32] r4:00000001 [ 1348.547039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.547138][ T32] Exception stack(0xec6c1fb0 to 0xec6c1ff8) [ 1348.547184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.547216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.547243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.547271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.547316][ T32] r4:85818800 [ 1348.547593][ T32] INFO: task kworker/0:1023:5686 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.547651][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.547775][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.547933][ T32] Call trace: [ 1348.547967][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.548044][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.548070][ T32] r4:00000000 [ 1348.548092][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.548131][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.548163][ T32] 5d20: eac55000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.548205][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.548230][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.548254][ T32] r5:800c0113 r4:80239bb0 [ 1348.548296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.548362][ T32] r4:82ac11e4 [ 1348.548430][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.548476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.548522][ T32] r4:e0545dc0 [ 1348.548567][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.569124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.569208][ T32] r4:00000000 [ 1348.569261][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.569376][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.569414][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.569467][ T32] r5:00001000 r4:e038d000 [ 1348.569488][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.569562][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.569638][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.569662][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.569713][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.569735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.569782][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.569815][ T32] r4:84b6e700 [ 1348.569839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.569897][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.569924][ T32] r4:00000001 [ 1348.569944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.570014][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.570072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.570106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.570145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.570204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.570231][ T32] r4:84b6d780 [ 1348.570256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.570310][ T32] INFO: task kworker/1:253:5691 blocked for more than 475 seconds. [ 1348.570348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.570375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.570417][ T32] task:kworker/1:253 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.570529][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.570615][ T32] Call trace: [ 1348.570722][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.570784][ T32] r10:82918930 r9:ec6a9d84 r8:00000002 r7:60000113 r6:ec6a9d8c r5:8579b000 [ 1348.570825][ T32] r4:8579b000 [ 1348.570849][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.570892][ T32] r5:8579b000 r4:8291892c ** 1 printk messages dropped ** [ 1348.571001][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.571213][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.571466][ T32] r5:00001000 r4:ec323000 ** 2 printk messages dropped ** [ 1348.571602][ T32] r5:857e678c r4:857e6400 ** 2 printk messages dropped ** [ 1348.571687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.571999][ T32] Exception stack(0xec6a9fb0 to 0xec6a9ff8) ** 2 printk messages dropped ** [ 1348.572090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.572716][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.572911][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.572939][ T32] r4:00000000 [ 1348.572984][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.573046][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.573079][ T32] 5d20: eaf6e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.573110][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.573145][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.573175][ T32] r5:800c0113 r4:80239bb0 [ 1348.573196][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.573260][ T32] r4:82ac11e4 [ 1348.573290][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.573355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.573403][ T32] r4:e0545dc0 [ 1348.573446][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.573504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.573557][ T32] r4:00000000 [ 1348.573580][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.573657][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.573682][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.573727][ T32] r5:00001000 r4:e038d000 [ 1348.573761][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.573806][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.573850][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.573869][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.573914][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.573937][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.574014][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.574040][ T32] r4:84b6e700 [ 1348.574061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.574127][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.574153][ T32] r4:00000001 [ 1348.574175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.574212][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.574261][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.574307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.574336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.574387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.574414][ T32] r4:84b6d780 [ 1348.574455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.574530][ T32] INFO: task kworker/1:254:5695 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.574892][ T32] r4:8579c800 ** 5 printk messages dropped ** [ 1348.575170][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.575513][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.575872][ T32] r5:850e5f8c r4:850e5c00 ** 6 printk messages dropped ** [ 1348.576190][ T32] r10:00000000 r9:856edf80 r8:8027f5e8 r7:ec32de60 r6:85821000 r5:8579c800 ** 7 printk messages dropped ** [ 1348.576526][ T32] r4:85825480 ** 5 printk messages dropped ** [ 1348.577010][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 7 printk messages dropped ** [ 1348.577251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1348.577525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 5 printk messages dropped ** [ 1348.577774][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.577993][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1348.578238][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 1 printk messages dropped ** [ 1348.578316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1348.578576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1348.601089][ T32] task:kworker/1:255 state:D stack:0 pid:5754 tgid:5754 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1348.601409][ T32] r4:85798c00 ** 3 printk messages dropped ** [ 1348.601580][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.601784][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.602097][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.602267][ T32] r5:857f7f8c r4:857f7c00 ** 4 printk messages dropped ** [ 1348.602585][ T32] r4:85821080 [ 1348.602636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.602717][ T32] r10:00000000 r9:85821080 r8:8027f5e8 r7:ec32de60 r6:85821100 r5:85798c00 [ 1348.602751][ T32] r4:00000001 [ 1348.602773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.602811][ T32] Exception stack(0xec711fb0 to 0xec711ff8) [ 1348.602850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.602897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.602956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.603011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.603059][ T32] r4:8584a780 [ 1348.603516][ T32] INFO: task kworker/1:255:5754 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.603575][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.603680][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.603750][ T32] Call trace: [ 1348.603805][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.603859][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.603883][ T32] r4:00000000 [ 1348.603924][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.603966][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.603995][ T32] 5d20: eb375000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.604024][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.604070][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.604099][ T32] r5:800c0113 r4:80239bb0 [ 1348.604120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.604162][ T32] r4:82ac11e4 [ 1348.604205][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.604272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.604298][ T32] r4:e0545dc0 [ 1348.604320][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.604386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.604412][ T32] r4:00000000 [ 1348.604432][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.604478][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.604541][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.604589][ T32] r5:00001000 r4:e038d000 [ 1348.604609][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.604648][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.604691][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.604711][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.604756][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.604794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.604843][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.604865][ T32] r4:84b6e700 [ 1348.604885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.604929][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.604951][ T32] r4:00000001 [ 1348.604970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.605005][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.605033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.605079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.605110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.605140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.605171][ T32] r4:84b6d780 [ 1348.605197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.605245][ T32] INFO: task kworker/1:256:5770 blocked for more than 475 seconds. [ 1348.605298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.605335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.605356][ T32] task:kworker/1:256 state:D stack:0 pid:5770 tgid:5770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.605400][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.605475][ T32] Call trace: [ 1348.605515][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.605585][ T32] r10:82918930 r9:ec751d84 r8:00000002 r7:60000113 r6:ec751d8c r5:8579d400 [ 1348.605612][ T32] r4:8579d400 [ 1348.605632][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.605673][ T32] r5:8579d400 r4:8291892c [ 1348.605692][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.605731][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.605777][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 [ 1348.605799][ T32] r4:00000000 [ 1348.605818][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.605856][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.605891][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.605933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858acdc0 [ 1348.605977][ T32] r4:00000000 [ 1348.606000][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.606046][ T32] r9:83018205 r8:8579d400 r7:00000000 r6:83018200 r5:00001000 r4:7f163000 [ 1348.606069][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.606111][ T32] r5:00001000 r4:ec8e3000 [ 1348.606139][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.606205][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.606251][ T32] r5:850e678c r4:850e6400 [ 1348.606284][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.606331][ T32] r7:ddde2d80 r6:83018200 r5:850e678c r4:85821180 [ 1348.606353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.606408][ T32] r10:61c88647 r9:8579d400 r8:858211ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.606434][ T32] r4:85821180 [ 1348.606454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.606532][ T32] r10:00000000 r9:85821180 r8:8027f5e8 r7:ec32de60 r6:85821200 r5:8579d400 [ 1348.606573][ T32] r4:00000001 [ 1348.606596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.606631][ T32] Exception stack(0xec751fb0 to 0xec751ff8) [ 1348.606687][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.607052][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.607584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1348.607830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 6 printk messages dropped ** [ 1348.608122][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.608168][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.608188][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.608254][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.608279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.608325][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.608348][ T32] r4:84b6e700 [ 1348.608378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.608449][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.608475][ T32] r4:00000001 [ 1348.608533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.608573][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.608667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.630349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.630428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.630469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.630495][ T32] r4:84b6d780 [ 1348.630582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.630641][ T32] INFO: task kworker/1:257:5861 blocked for more than 475 seconds. [ 1348.630722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.630756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.630801][ T32] task:kworker/1:257 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.630884][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.630976][ T32] Call trace: [ 1348.631057][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.631116][ T32] r10:82918930 r9:ec765d84 r8:00000002 r7:60000113 r6:ec765d8c r5:857a9800 [ 1348.631140][ T32] r4:857a9800 [ 1348.631182][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.631249][ T32] r5:857a9800 r4:8291892c [ 1348.631295][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.631339][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.631387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 [ 1348.631409][ T32] r4:00000000 [ 1348.631452][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.631493][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.631569][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.631625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85393d80 [ 1348.631672][ T32] r4:00000000 [ 1348.631717][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.631778][ T32] r9:83018205 r8:857a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f19b000 [ 1348.631801][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.631879][ T32] r5:00001000 r4:ec96b000 [ 1348.631926][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.632009][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.632067][ T32] r5:850e6f8c r4:850e6c00 [ 1348.632091][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.632160][ T32] r7:ddde2d80 r6:83018200 r5:850e6f8c r4:85821280 [ 1348.632215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.632295][ T32] r10:61c88647 r9:857a9800 r8:858212ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.632320][ T32] r4:85821280 [ 1348.632341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.632388][ T32] r10:00000000 r9:85821280 r8:8027f5e8 r7:ec32de60 r6:85821300 r5:857a9800 [ 1348.632410][ T32] r4:00000001 [ 1348.632430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.632479][ T32] Exception stack(0xec765fb0 to 0xec765ff8) [ 1348.632520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.632574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.632628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.632660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.632682][ T32] r4:858acf00 [ 1348.633084][ T32] INFO: task kworker/1:257:5861 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.633119][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.633203][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.633253][ T32] Call trace: [ 1348.633327][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.633417][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.633455][ T32] r4:00000000 [ 1348.633479][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.633527][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.633556][ T32] 5d20: eb802000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.633608][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.633637][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.633663][ T32] r5:800c0113 r4:80239bb0 [ 1348.633692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.633737][ T32] r4:82ac11e4 [ 1348.633762][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.633805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.633839][ T32] r4:e0545dc0 [ 1348.633863][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.633943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.633969][ T32] r4:00000000 [ 1348.633990][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.634038][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.634060][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.634102][ T32] r5:00001000 r4:e038d000 [ 1348.634140][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.634260][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.634311][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.634333][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.634380][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.634425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.634476][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.634560][ T32] r4:84b6e700 [ 1348.634606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.634721][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.634753][ T32] r4:00000001 [ 1348.634776][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.634851][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.634884][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.634914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.634972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.635007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.635030][ T32] r4:84b6d780 [ 1348.635073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.635102][ T32] INFO: task kworker/1:258:5895 blocked for more than 475 seconds. [ 1348.635131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.635165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.635193][ T32] task:kworker/1:258 state:D stack:0 pid:5895 tgid:5895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.635253][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.635320][ T32] Call trace: [ 1348.635383][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.635452][ T32] r10:82918930 r9:ec9add84 r8:00000002 r7:60000013 r6:ec9add8c r5:857aa400 [ 1348.635485][ T32] r4:857aa400 [ 1348.635526][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.635572][ T32] r5:857aa400 r4:8291892c [ 1348.635592][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.635632][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.635678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1348.635724][ T32] r4:00000000 [ 1348.635746][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1348.635844][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.636137][ T32] r5:00001000 r4:ec56d000 ** 2 printk messages dropped ** [ 1348.636262][ T32] r5:8488678c r4:84886400 ** 4 printk messages dropped ** [ 1348.636440][ T32] r4:85821380 ** 2 printk messages dropped ** [ 1348.636625][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.636793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.636844][ T32] r4:85393f00 ** 2 printk messages dropped ** [ 1348.637192][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.637425][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.637576][ T32] 5d20: eb802000 ec8e7000 00000001 80239b98 7f1e5000 00000001 ** 4 printk messages dropped ** [ 1348.637800][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.638059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 7 printk messages dropped ** [ 1348.638439][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1348.659925][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.659997][ T32] r4:84b6e700 [ 1348.660045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.660141][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.660215][ T32] r4:00000001 [ 1348.660241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.660315][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.660397][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.660437][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.660500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.660540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.660584][ T32] r4:84b6d780 [ 1348.660651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.660698][ T32] INFO: task kworker/1:259:6096 blocked for more than 475 seconds. [ 1348.660754][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.660789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.660822][ T32] task:kworker/1:259 state:D stack:0 pid:6096 tgid:6096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.660906][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.660959][ T32] Call trace: [ 1348.661044][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.661100][ T32] r10:82918930 r9:ecc79d84 r8:00000002 r7:60000113 r6:ecc79d8c r5:857aec00 [ 1348.661124][ T32] r4:857aec00 [ 1348.661143][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.661205][ T32] r5:857aec00 r4:8291892c [ 1348.661230][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.661280][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.661359][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 [ 1348.661385][ T32] r4:00000000 [ 1348.661427][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.661502][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.661572][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.661618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856db880 [ 1348.661651][ T32] r4:00000000 [ 1348.661674][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.661722][ T32] r9:83018205 r8:857aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f31b000 [ 1348.661766][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.661841][ T32] r5:00001000 r4:ec607000 [ 1348.661896][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.661970][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.662025][ T32] r5:8488638c r4:84886000 [ 1348.662074][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.662124][ T32] r7:ddde2d80 r6:83018200 r5:8488638c r4:85821480 [ 1348.662145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.662238][ T32] r10:61c88647 r9:857aec00 r8:858214ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.662282][ T32] r4:85821480 [ 1348.662303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.662349][ T32] r10:00000000 r9:85821480 r8:8027f5e8 r7:ec9ade60 r6:85821500 r5:857aec00 [ 1348.662372][ T32] r4:00000001 [ 1348.662423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.662488][ T32] Exception stack(0xecc79fb0 to 0xecc79ff8) [ 1348.662593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.662631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.662680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.662713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.662736][ T32] r4:856db480 [ 1348.663129][ T32] INFO: task kworker/1:259:6096 is blocked on a mutex likely owned by task kworker/1:97:3681. [ 1348.663163][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.663233][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.663306][ T32] Call trace: [ 1348.663337][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.663387][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.663410][ T32] r4:00000000 [ 1348.663453][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.663501][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.663550][ T32] 5d20: ebc8e000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.663605][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.663658][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.663710][ T32] r5:800c0113 r4:80239bb0 [ 1348.663734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.663776][ T32] r4:82ac11e4 [ 1348.663796][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.663838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.663860][ T32] r4:e0545dc0 [ 1348.663901][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.663947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.663991][ T32] r4:00000000 [ 1348.664013][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.664061][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.664083][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.664125][ T32] r5:00001000 r4:e038d000 [ 1348.664144][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.664194][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.664239][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.664259][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.664313][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.664349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.664409][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.664436][ T32] r4:84b6e700 [ 1348.664456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.664505][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.664529][ T32] r4:00000001 [ 1348.664549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.664583][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.664620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.664675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.664705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.664736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.664758][ T32] r4:84b6d780 [ 1348.664787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.664816][ T32] INFO: task kworker/1:260:6099 blocked for more than 475 seconds. [ 1348.664843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.664866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.665296][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1348.665878][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1348.666379][ T32] Exception stack(0xeccbdfb0 to 0xeccbdff8) ** 6 printk messages dropped ** [ 1348.666860][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.667504][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1348.667892][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.668169][ T32] r5:84ab1b8c r4:84ab1800 ** 3 printk messages dropped ** [ 1348.668304][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.668400][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 [ 1348.668447][ T32] r4:00000001 [ 1348.668470][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.668515][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 1348.668541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.668603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.668696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.690157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.690209][ T32] r4:84b6d780 [ 1348.690237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.690269][ T32] INFO: task kworker/1:261:6100 blocked for more than 475 seconds. [ 1348.690303][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.690329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.690351][ T32] task:kworker/1:261 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.690454][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.690634][ T32] Call trace: [ 1348.690674][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.690730][ T32] r10:82918930 r9:eccc1d84 r8:00000002 r7:60000113 r6:eccc1d8c r5:8497e000 [ 1348.690758][ T32] r4:8497e000 [ 1348.690778][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.690819][ T32] r5:8497e000 r4:8291892c [ 1348.690861][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.690932][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.690988][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1348.691064][ T32] r4:00000000 [ 1348.691099][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.691145][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.691188][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.691255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dbb40 [ 1348.691303][ T32] r4:00000000 [ 1348.691326][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.691375][ T32] r9:83018205 r8:8497e000 r7:00000000 r6:83018200 r5:00001000 r4:7f31f000 [ 1348.691406][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.691452][ T32] r5:00001000 r4:ec851000 [ 1348.691473][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.691519][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.691582][ T32] r5:8488578c r4:84885400 [ 1348.691606][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.691676][ T32] r7:ddde2d80 r6:83018200 r5:8488578c r4:85821680 [ 1348.691731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.691807][ T32] r10:61c88647 r9:8497e000 r8:858216ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.691834][ T32] r4:85821680 [ 1348.691867][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.691984][ T32] r10:00000000 r9:85821680 r8:8027f5e8 r7:eccbde60 r6:850e3a80 r5:8497e000 [ 1348.692043][ T32] r4:00000001 [ 1348.692084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1348.692195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.693088][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.693321][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff ** 7 printk messages dropped ** [ 1348.693637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 ** 9 printk messages dropped ** [ 1348.694042][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 ** 4 printk messages dropped ** [ 1348.694243][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 5 printk messages dropped ** [ 1348.694642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.694962][ T32] Call trace: ** 8 printk messages dropped ** [ 1348.695321][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.695813][ T32] r5:8488538c r4:84885000 ** 16 printk messages dropped ** [ 1348.696664][ T32] task:kworker/1:97 state:R running task stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.696774][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.696825][ T32] Call trace: [ 1348.696854][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.696902][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 [ 1348.696926][ T32] r4:00000000 [ 1348.696946][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.696983][ T32] Exception stack(0xe0545d28 to 0xe0545d70) [ 1348.697011][ T32] 5d20: ec2c3000 ec8e7000 00000001 80239b98 7f1e5000 00000001 [ 1348.697039][ T32] 5d40: 82ac05a0 7f1e5000 ec8e7000 8280c930 82ac11c4 e0545da4 e0545da8 e0545d78 [ 1348.697066][ T32] 5d60: 80230ad4 80239bb0 800c0113 ffffffff [ 1348.697089][ T32] r5:800c0113 r4:80239bb0 [ 1348.697109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.697149][ T32] r4:82ac11e4 [ 1348.697210][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.697257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 [ 1348.697280][ T32] r4:e0545dc0 [ 1348.697301][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.697358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6db40 [ 1348.697404][ T32] r4:00000000 [ 1348.697426][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.697473][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.697493][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.697542][ T32] r5:00001000 r4:e038d000 [ 1348.697561][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.697600][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.697685][ T32] r5:84ab1b8c r4:84ab1800 [ 1348.697709][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.697777][ T32] r7:ddde2d80 r6:83018200 r5:84ab1b8c r4:84b6e700 [ 1348.697824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.697873][ T32] r10:61c88647 r9:84be8000 r8:84b6e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.698003][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 2 printk messages dropped ** [ 1348.698112][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 4 printk messages dropped ** [ 1348.698321][ T32] r4:84b6d780 ** 5 printk messages dropped ** [ 1348.698549][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.722769][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 ** 9 printk messages dropped ** [ 1348.723267][ T32] r5:00001000 r4:ec8a5000 ** 5 printk messages dropped ** [ 1348.723492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.723906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.724671][ T32] r10:82ac11c4 r9:84be8000 r8:80200be4 r7:e0545d5c r6:ffffffff r5:84be8000 ** 10 printk messages dropped ** [ 1348.725113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0545dc0 r5:e0545e08 ** 8 printk messages dropped ** [ 1348.725400][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.725820][ T32] r10:00000000 r9:84b6e700 r8:8027f5e8 r7:dfc71e60 r6:84b6e780 r5:84be8000 ** 4 printk messages dropped ** [ 1348.726007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.726595][ T32] r10:82918930 r9:eccddd84 r8:00000002 r7:60000113 r6:eccddd8c r5:857b2400 ** 8 printk messages dropped ** [ 1348.726918][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.727341][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1348.728014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.728473][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.747194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1348.747716][ T32] r4:857b3c00 ** 5 printk messages dropped ** [ 1348.747986][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.748176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84134240 ** 6 printk messages dropped ** [ 1348.748463][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.748520][ T32] r5:844e7f8c r4:844e7c00 [ 1348.748541][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.753385][ T32] r7:ddde2d80 r6:83018200 r5:844e7f8c r4:85821880 [ 1348.753474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.753555][ T32] r10:61c88647 r9:857b3c00 r8:858218ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.753580][ T32] r4:85821880 [ 1348.753602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.753648][ T32] r10:00000000 r9:85821880 r8:8027f5e8 r7:eccd5e60 r6:850e3c80 r5:857b3c00 [ 1348.753672][ T32] r4:00000001 [ 1348.753692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.753765][ T32] Exception stack(0xecce5fb0 to 0xecce5ff8) [ 1348.753835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.753892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.753946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.753980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.754006][ T32] r4:856dbc00 [ 1348.754412][ T32] INFO: task kworker/1:265:6109 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.754448][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.754580][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.754634][ T32] Call trace: [ 1348.754666][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.754718][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1348.754743][ T32] r4:00000000 [ 1348.754791][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.754873][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1348.755001][ T32] dd20: 7fda6000 e038f000 00000001 80239b98 7f837000 00000001 [ 1348.755039][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1348.755067][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff [ 1348.755116][ T32] r5:900f0113 r4:80239bb0 [ 1348.755146][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.755215][ T32] r4:82ac11e4 [ 1348.755242][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.755288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1348.755341][ T32] r4:e055ddc0 [ 1348.755367][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.755411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1348.755472][ T32] r4:00000000 [ 1348.755539][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.755591][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.755640][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.755727][ T32] r5:00001000 r4:e03a5000 [ 1348.755764][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.755806][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.755850][ T32] r5:84b16b8c r4:84b16800 [ 1348.755870][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.755948][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.755996][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.756077][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.756103][ T32] r4:84b6b700 [ 1348.756125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.756170][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.756191][ T32] r4:00000001 [ 1348.756211][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.756245][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.756305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.756376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.756407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.756466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.756539][ T32] r4:84b66900 [ 1348.756578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.756608][ T32] INFO: task kworker/1:266:6110 blocked for more than 475 seconds. [ 1348.756641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.756668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.756688][ T32] task:kworker/1:266 state:D stack:0 pid:6110 tgid:6110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.756810][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.756856][ T32] Call trace: [ 1348.756928][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.756997][ T32] r10:82918930 r9:ecc99d84 r8:00000002 r7:60000113 r6:ecc99d8c r5:857ab000 [ 1348.757053][ T32] r4:857ab000 [ 1348.757076][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.757117][ T32] r5:857ab000 r4:8291892c [ 1348.757158][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1348.757575][ T32] r9:83018205 r8:857ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f327000 ** 1 printk messages dropped ** [ 1348.757638][ T32] r5:00001000 r4:ec8df000 ** 1 printk messages dropped ** [ 1348.757695][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.758037][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.758362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1348.770403][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 12 printk messages dropped ** [ 1348.771043][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.771580][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.771984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.772413][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.772790][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.773028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514bf80 ** 4 printk messages dropped ** [ 1348.773206][ T32] r5:00001000 r4:ec965000 ** 2 printk messages dropped ** [ 1348.773333][ T32] r5:8488438c r4:84884000 ** 1 printk messages dropped ** [ 1348.773395][ T32] r7:ddde2d80 r6:83018200 r5:8488438c r4:85821a00 [ 1348.773426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.773482][ T32] r10:61c88647 r9:857ad400 r8:85821a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.773522][ T32] r4:85821a00 [ 1348.773675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.773898][ T32] r10:00000000 r9:85821a00 r8:8027f5e8 r7:ecce5e60 r6:85821a80 r5:857ad400 [ 1348.773934][ T32] r4:00000001 [ 1348.773961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.774046][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 1348.774108][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.774150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.774187][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.774227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.774257][ T32] r4:8514bd40 [ 1348.774791][ T32] INFO: task kworker/1:267:6113 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.774876][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.775007][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.775072][ T32] Call trace: [ 1348.775224][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.775304][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1348.775334][ T32] r4:00000000 [ 1348.775381][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.775427][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1348.775490][ T32] dd20: 7fda6000 e038f000 00000001 80239b98 7f837000 00000001 [ 1348.775544][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1348.775571][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff [ 1348.775596][ T32] r5:900f0113 r4:80239bb0 [ 1348.775643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.775696][ T32] r4:82ac11e4 [ 1348.775718][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.775841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1348.775869][ T32] r4:e055ddc0 [ 1348.775891][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.776068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1348.776095][ T32] r4:00000000 [ 1348.776115][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.776163][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.776214][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.776262][ T32] r5:00001000 r4:e03a5000 [ 1348.776306][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.776348][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.776391][ T32] r5:84b16b8c r4:84b16800 [ 1348.776411][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.776457][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.776478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.776561][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.776613][ T32] r4:84b6b700 [ 1348.776637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.776684][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.776706][ T32] r4:00000001 [ 1348.776758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.776829][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.776884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.776917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.776946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.777000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.777105][ T32] r4:84b66900 [ 1348.777279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.777375][ T32] INFO: task kworker/1:268:6115 blocked for more than 475 seconds. [ 1348.777412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.777503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.777532][ T32] task:kworker/1:268 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.777611][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.777723][ T32] Call trace: [ 1348.777821][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.777890][ T32] r10:82918930 r9:eccedd84 r8:00000002 r7:60000013 r6:eccedd8c r5:857abc00 [ 1348.777923][ T32] r4:857abc00 [ 1348.777951][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.778068][ T32] r5:857abc00 r4:8291892c [ 1348.778130][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.778231][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.778335][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccede08 [ 1348.778379][ T32] r4:00000000 [ 1348.778400][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.778441][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.778479][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.778594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94180 [ 1348.794726][ T32] r4:00000000 [ 1348.794832][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.794952][ T32] r9:83018205 r8:857abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f32d000 ** 1 printk messages dropped ** [ 1348.795082][ T32] r5:00001000 r4:ec9b5000 ** 2 printk messages dropped ** [ 1348.795239][ T32] r5:844e7b8c r4:844e7800 ** 1 printk messages dropped ** [ 1348.795337][ T32] r7:ddde2d80 r6:83018200 r5:844e7b8c r4:85821b00 ** 4 printk messages dropped ** [ 1348.795644][ T32] r10:00000000 r9:85821b00 r8:8027f5e8 r7:ecce5e60 r6:85821b80 r5:857abc00 ** 4 printk messages dropped ** [ 1348.795815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.796435][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.796965][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1348.797015][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff [ 1348.797057][ T32] r5:900f0113 r4:80239bb0 [ 1348.797081][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.797145][ T32] r4:82ac11e4 [ 1348.797169][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.797212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1348.797257][ T32] r4:e055ddc0 [ 1348.797301][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.797347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1348.797369][ T32] r4:00000000 [ 1348.797388][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.797432][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.797474][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.797535][ T32] r5:00001000 r4:e03a5000 [ 1348.797560][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.797599][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.797640][ T32] r5:84b16b8c r4:84b16800 [ 1348.797659][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.797736][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.797801][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.797879][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.797932][ T32] r4:84b6b700 [ 1348.797984][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.798033][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.798083][ T32] r4:00000001 [ 1348.798107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.798171][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.798218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.798267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.798314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.798396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.798428][ T32] r4:84b66900 [ 1348.798481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.798644][ T32] INFO: task kworker/1:269:6117 blocked for more than 475 seconds. [ 1348.805351][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.805471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.805510][ T32] task:kworker/1:269 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.805605][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.805690][ T32] Call trace: [ 1348.805726][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.805808][ T32] r10:82918930 r9:eccf1d84 r8:00000002 r7:60000013 r6:eccf1d8c r5:857a8c00 [ 1348.805836][ T32] r4:857a8c00 [ 1348.805883][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.805928][ T32] r5:857a8c00 r4:8291892c [ 1348.806000][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.806067][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.806240][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.806554][ T32] r5:00001000 r4:eca23000 [ 1348.806578][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.806620][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.806661][ T32] r5:844e778c r4:844e7400 [ 1348.806692][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.806745][ T32] r7:ddde2d80 r6:83018200 r5:844e778c r4:85821c00 [ 1348.806769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.806815][ T32] r10:61c88647 r9:857a8c00 r8:85821c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.806837][ T32] r4:85821c00 [ 1348.806856][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.806900][ T32] r10:00000000 r9:85821c00 r8:8027f5e8 r7:eccede60 r6:85821c80 r5:857a8c00 [ 1348.806965][ T32] r4:00000001 [ 1348.807011][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.807051][ T32] Exception stack(0xeccf1fb0 to 0xeccf1ff8) [ 1348.807079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.807108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.807145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.807177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.807229][ T32] r4:856dbfc0 [ 1348.807647][ T32] INFO: task kworker/1:269:6117 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.807683][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.807742][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.807824][ T32] Call trace: [ 1348.807925][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.807980][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1348.808022][ T32] r4:00000000 [ 1348.808073][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1348.808341][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.815904][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.816250][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1348.816409][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.816773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.817109][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.817178][ T32] Call trace: [ 1348.817222][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.817299][ T32] r10:82918930 r9:eccf5d84 r8:00000002 r7:60000013 r6:eccf5d8c r5:857ae000 [ 1348.817349][ T32] r4:857ae000 [ 1348.817374][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.817416][ T32] r5:857ae000 r4:8291892c [ 1348.817482][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.817573][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.817668][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf5e08 [ 1348.817726][ T32] r4:00000000 [ 1348.817751][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.817803][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.817846][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.817890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5280 [ 1348.817941][ T32] r4:00000000 [ 1348.817965][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.818013][ T32] r9:83018205 r8:857ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f331000 [ 1348.818067][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.818116][ T32] r5:00001000 r4:eca3b000 [ 1348.818137][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.818201][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.818250][ T32] r5:856a438c r4:856a4000 [ 1348.818270][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.818336][ T32] r7:ddde2d80 r6:83018200 r5:856a438c r4:85821d00 [ 1348.818370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.818454][ T32] r10:61c88647 r9:857ae000 r8:85821d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.825632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.826452][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 11 printk messages dropped ** [ 1348.827021][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1348.827338][ T32] r5:00001000 r4:e03a5000 ** 1 printk messages dropped ** [ 1348.827412][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.827465][ T32] r5:84b16b8c r4:84b16800 [ 1348.827501][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.827553][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.827608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.827671][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.827720][ T32] r4:84b6b700 [ 1348.827774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.827824][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.827875][ T32] r4:00000001 [ 1348.827898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.827934][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.827974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.828007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.828067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.828128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.828185][ T32] r4:84b66900 [ 1348.828209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1348.828270][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1348.833527][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.834046][ T32] r5:00001000 r4:eca5d000 [ 1348.834066][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.834131][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.834177][ T32] r5:856a478c r4:856a4400 [ 1348.834221][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.834272][ T32] r7:ddde2d80 r6:83018200 r5:856a478c r4:85821e00 [ 1348.834294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.834341][ T32] r10:61c88647 r9:857ac800 r8:85821e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.834363][ T32] r4:85821e00 [ 1348.834382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.834437][ T32] r10:00000000 r9:85821e00 r8:8027f5e8 r7:eccf5e60 r6:85821e80 r5:857ac800 [ 1348.834463][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.834682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.835592][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1348.836102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1348.836550][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1348.836749][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.837118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.837564][ T32] r10:82918930 r9:ecd05d84 r8:00000002 r7:60000013 r6:ecd05d8c r5:8579e000 ** 8 printk messages dropped ** [ 1348.837933][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.838297][ T32] r5:00001000 r4:eca77000 ** 4 printk messages dropped ** [ 1348.838565][ T32] r7:ddde2d80 r6:83018200 r5:856a4b8c r4:85821f00 ** 7 printk messages dropped ** [ 1348.851700][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) ** 7 printk messages dropped ** [ 1348.852425][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.852846][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff ** 2 printk messages dropped ** [ 1348.852942][ T32] r4:82ac11e4 [ 1348.852984][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.853032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1348.853088][ T32] r4:e055ddc0 [ 1348.853125][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.853195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1348.853225][ T32] r4:00000000 [ 1348.853246][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.853303][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.853330][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.853376][ T32] r5:00001000 r4:e03a5000 [ 1348.853397][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.853437][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.853478][ T32] r5:84b16b8c r4:84b16800 [ 1348.853507][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.853554][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.853576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.853644][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.853715][ T32] r4:84b6b700 [ 1348.853769][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.853845][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.853874][ T32] r4:00000001 [ 1348.853896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.853932][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.853958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.853987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.854013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.854043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.854067][ T32] r4:84b66900 [ 1348.854101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.854155][ T32] INFO: task kworker/1:273:6125 blocked for more than 475 seconds. [ 1348.854192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.854219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.854263][ T32] task:kworker/1:273 state:D stack:0 pid:6125 tgid:6125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.854314][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.854357][ T32] Call trace: [ 1348.854413][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.854461][ T32] r10:82918930 r9:ecd09d84 r8:00000002 r7:60000013 r6:ecd09d8c r5:84498000 [ 1348.854540][ T32] r4:84498000 [ 1348.854577][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.854684][ T32] r5:84498000 r4:8291892c [ 1348.854771][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.854822][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.855343][ T32] r5:00001000 r4:eca97000 ** 1 printk messages dropped ** [ 1348.855437][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.855822][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.856072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1348.856607][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1348.857012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1348.857465][ T32] r5:84b16b8c r4:84b16800 ** 4 printk messages dropped ** [ 1348.857691][ T32] r4:84b6b700 ** 9 printk messages dropped ** [ 1348.858263][ T32] r4:84b66900 ** 9 printk messages dropped ** [ 1348.867776][ T32] r4:84499800 ** 7 printk messages dropped ** [ 1348.868168][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.868210][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.868290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5bc0 [ 1348.868383][ T32] r4:00000000 [ 1348.868408][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.868506][ T32] r9:83018205 r8:84499800 r7:00000000 r6:83018200 r5:00001000 r4:7f33b000 [ 1348.868579][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.874649][ T32] r5:00001000 r4:ecb6b000 [ 1348.874699][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.874800][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.874926][ T32] r5:856a538c r4:856a5000 [ 1348.874967][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.875021][ T32] r7:ddde2d80 r6:83018200 r5:856a538c r4:84b84100 [ 1348.875043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.875118][ T32] r10:61c88647 r9:84499800 r8:84b8412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.875174][ T32] r4:84b84100 [ 1348.875199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.875284][ T32] r10:00000000 r9:84b84100 r8:8027f5e8 r7:ecd09e60 r6:84b84180 r5:84499800 [ 1348.875340][ T32] r4:00000001 [ 1348.875404][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.875502][ T32] Exception stack(0xecd0dfb0 to 0xecd0dff8) [ 1348.875543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.875601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.875634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.875665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.875735][ T32] r4:84bc5240 [ 1348.876118][ T32] INFO: task kworker/1:274:6127 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.876183][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.876318][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.876390][ T32] Call trace: [ 1348.876449][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.876511][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1348.876536][ T32] r4:00000000 [ 1348.876556][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.876594][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1348.876627][ T32] dd20: 7fda6000 e038f000 00000001 80239b98 7f837000 00000001 ** 2 printk messages dropped ** [ 1348.876732][ T32] r5:900f0113 r4:80239bb0 ** 5 printk messages dropped ** [ 1348.876997][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.877541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.877962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.878362][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.886071][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.886674][ T32] r5:00001000 r4:ecb83000 ** 1 printk messages dropped ** [ 1348.886739][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1348.887694][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1348.894982][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.895280][ T32] r5:84b16b8c r4:84b16800 ** 6 printk messages dropped ** [ 1348.895677][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 14 printk messages dropped ** [ 1348.896315][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.896615][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.896797][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.896913][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.897014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5980 [ 1348.897043][ T32] r4:00000000 [ 1348.897063][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.897131][ T32] r9:83018205 r8:8449b000 r7:00000000 r6:83018200 r5:00001000 r4:7f341000 [ 1348.897157][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.897201][ T32] r5:00001000 r4:ecbf7000 [ 1348.897221][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.897259][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.897330][ T32] r5:856a5f8c r4:856a5c00 [ 1348.897356][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.897428][ T32] r7:ddde2d80 r6:83018200 r5:856a5f8c r4:84b84300 [ 1348.897453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.897504][ T32] r10:61c88647 r9:8449b000 r8:84b8432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.897565][ T32] r4:84b84300 [ 1348.897588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.897634][ T32] r10:00000000 r9:84b84300 r8:8027f5e8 r7:ecd11e60 r6:84b84380 r5:8449b000 [ 1348.897656][ T32] r4:00000001 [ 1348.897674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.897718][ T32] Exception stack(0xeccc5fb0 to 0xeccc5ff8) [ 1348.897753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.897783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.897810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.897838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.897887][ T32] r4:84bc5b40 [ 1348.898271][ T32] INFO: task kworker/1:276:6132 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.898398][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.898612][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.905671][ T32] Call trace: [ 1348.905742][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.905831][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1348.905860][ T32] r4:00000000 [ 1348.905881][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.905922][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1348.905953][ T32] dd20: 7fda6000 e038f000 00000001 80239b98 7f837000 00000001 [ 1348.906009][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1348.906039][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff [ 1348.906111][ T32] r5:900f0113 r4:80239bb0 [ 1348.906141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.906185][ T32] r4:82ac11e4 [ 1348.906259][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.906306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1348.906329][ T32] r4:e055ddc0 [ 1348.906349][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.906409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1348.906473][ T32] r4:00000000 [ 1348.906537][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.906596][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.906620][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.906666][ T32] r5:00001000 r4:e03a5000 [ 1348.906723][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.906808][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.906857][ T32] r5:84b16b8c r4:84b16800 [ 1348.906943][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.907000][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.907022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.907083][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.907109][ T32] r4:84b6b700 [ 1348.907156][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.907232][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.907259][ T32] r4:00000001 [ 1348.907280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.907315][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.907342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.907370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.907397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.907426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.907479][ T32] r4:84b66900 [ 1348.907543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.907575][ T32] INFO: task kworker/1:277:6134 blocked for more than 475 seconds. [ 1348.907607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.907696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.907753][ T32] task:kworker/1:277 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.907847][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.907935][ T32] Call trace: [ 1348.907996][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.908087][ T32] r10:82918930 r9:ecd15d84 r8:00000002 r7:60000113 r6:ecd15d8c r5:8449bc00 [ 1348.908151][ T32] r4:8449bc00 [ 1348.908226][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.908306][ T32] r5:8449bc00 r4:8291892c [ 1348.908346][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.908573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 ** 8 printk messages dropped ** [ 1348.915241][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.915322][ T32] r5:00001000 r4:ecb9d000 ** 1 printk messages dropped ** [ 1348.915410][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.915881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.916740][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1348.917219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1348.917493][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.917526][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.917617][ T32] r5:00001000 r4:e03a5000 [ 1348.917639][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.917680][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.917722][ T32] r5:84b16b8c r4:84b16800 [ 1348.917742][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.917804][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.917831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.917878][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.917900][ T32] r4:84b6b700 [ 1348.917962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.918012][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.918049][ T32] r4:00000001 [ 1348.918090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.918150][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.918183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.918213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.918240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.918289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.918338][ T32] r4:84b66900 [ 1348.918362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.918414][ T32] INFO: task kworker/1:278:6136 blocked for more than 475 seconds. [ 1348.918488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.918608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.926401][ T32] task:kworker/1:278 state:D stack:0 pid:6136 tgid:6136 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1348.926713][ T32] r10:82918930 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:8449c800 ** 8 printk messages dropped ** [ 1348.927161][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.927501][ T32] r5:00001000 r4:ecc4b000 [ 1348.927529][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.927572][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.927614][ T32] r5:856a6f8c r4:856a6c00 [ 1348.927634][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.927681][ T32] r7:ddde2d80 r6:83018200 r5:856a6f8c r4:84b84500 [ 1348.927723][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.927776][ T32] r10:61c88647 r9:8449c800 r8:84b8452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.927802][ T32] r4:84b84500 [ 1348.927823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.927869][ T32] r10:00000000 r9:84b84500 r8:8027f5e8 r7:eccc5e60 r6:84b84580 r5:8449c800 [ 1348.927913][ T32] r4:00000001 [ 1348.927959][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.928003][ T32] Exception stack(0xecd19fb0 to 0xecd19ff8) [ 1348.928032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.928062][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.928110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.928145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.928196][ T32] r4:84bc5e00 [ 1348.928648][ T32] INFO: task kworker/1:278:6136 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.932883][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.932999][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.933381][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1348.933589][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1348.933852][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1348.934388][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.934790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.935180][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.935583][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.935773][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.935811][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.935852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bac1c0 [ 1348.935897][ T32] r4:00000000 [ 1348.935920][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.935980][ T32] r9:83018205 r8:8449d400 r7:00000000 r6:83018200 r5:00001000 r4:7f343000 [ 1348.936004][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.936057][ T32] r5:00001000 r4:ecc1b000 [ 1348.936088][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.936130][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.936172][ T32] r5:856a638c r4:856a6000 [ 1348.936214][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.936286][ T32] r7:ddde2d80 r6:83018200 r5:856a638c r4:84b84600 [ 1348.936319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.936389][ T32] r10:61c88647 r9:8449d400 r8:84b8462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.936415][ T32] r4:84b84600 [ 1348.936456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.936510][ T32] r10:00000000 r9:84b84600 r8:8027f5e8 r7:ecd19e60 r6:84b84680 r5:8449d400 [ 1348.936534][ T32] r4:00000001 [ 1348.936605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.936663][ T32] Exception stack(0xecd21fb0 to 0xecd21ff8) [ 1348.936694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.936723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.936754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.936795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1348.937311][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.937706][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff ** 14 printk messages dropped ** [ 1348.938263][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.950717][ T32] r4:00000001 [ 1348.950773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.950852][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.950927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.950962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.950992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.951022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.951066][ T32] r4:84b66900 [ 1348.951095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.951170][ T32] INFO: task kworker/1:280:6140 blocked for more than 475 seconds. [ 1348.951210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.951237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.951260][ T32] task:kworker/1:280 state:D stack:0 pid:6140 tgid:6140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.951354][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.951440][ T32] Call trace: [ 1348.951512][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.951573][ T32] r10:82918930 r9:ecd1dd84 r8:00000002 r7:60000013 r6:ecd1dd8c r5:8449e000 [ 1348.951633][ T32] r4:8449e000 [ 1348.951681][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1348.951784][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.952263][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.952307][ T32] r5:00001000 r4:ecc29000 [ 1348.952330][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.952612][ T32] r10:61c88647 r9:8449e000 r8:84b8472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1348.953856][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1348.954318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1348.954353][ T32] r4:e055ddc0 [ 1348.954375][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.954445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1348.954534][ T32] r4:00000000 [ 1348.954575][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.954627][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.954650][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.954693][ T32] r5:00001000 r4:e03a5000 [ 1348.954737][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.954785][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.954838][ T32] r5:84b16b8c r4:84b16800 [ 1348.954940][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.954996][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.955042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.955094][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.955119][ T32] r4:84b6b700 [ 1348.955162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.955243][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.955303][ T32] r4:00000001 [ 1348.955353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.955404][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.955436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.955477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.955517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.955749][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.956103][ T32] r4:857b4800 ** 5 printk messages dropped ** [ 1348.956328][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.956593][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.956733][ T32] r5:00001000 r4:ecc37000 [ 1348.956779][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.956957][ T32] r7:ddde2d80 r6:83018200 r5:856a6b8c r4:84b84800 [ 1348.956982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.957028][ T32] r10:61c88647 r9:857b4800 r8:84b8482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.957085][ T32] r4:84b84800 [ 1348.957130][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.957194][ T32] r10:00000000 r9:84b84800 r8:8027f5e8 r7:ecd19e60 r6:850e3d00 r5:857b4800 [ 1348.957220][ T32] r4:00000001 [ 1348.957240][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.957274][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) [ 1348.957300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.957360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.957412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.957467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.957498][ T32] r4:84bac180 [ 1348.957705][ T32] INFO: task kworker/1:281:6142 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.957740][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.957812][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.957866][ T32] Call trace: [ 1348.957922][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.957971][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1348.957995][ T32] r4:00000000 [ 1348.958036][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.958099][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1348.958414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 16 printk messages dropped ** [ 1348.968624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1348.969487][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.969928][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 ** 9 printk messages dropped ** [ 1348.970327][ T32] r5:00001000 r4:ecd59000 [ 1348.970346][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.970385][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.970450][ T32] r5:858f878c r4:858f8400 [ 1348.970475][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.970577][ T32] r7:ddde2d80 r6:83018200 r5:858f878c r4:84b84880 [ 1348.970603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.970649][ T32] r10:61c88647 r9:857b1800 r8:84b848ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.970671][ T32] r4:84b84880 [ 1348.970690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.970756][ T32] r10:00000000 r9:84b84880 r8:8027f5e8 r7:ecd19e60 r6:850e3d80 r5:857b1800 [ 1348.970806][ T32] r4:00000001 [ 1348.970832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.970875][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 1348.970931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.970983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.971017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.971047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.971070][ T32] r4:84bac200 [ 1348.971472][ T32] INFO: task kworker/1:282:6144 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1348.971518][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.971648][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.971702][ T32] Call trace: [ 1348.971734][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1348.971813][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1348.971842][ T32] r4:00000000 [ 1348.971883][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.971965][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1348.972011][ T32] dd20: 7fda6000 e038f000 00000001 80239b98 7f837000 00000001 [ 1348.972044][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1348.972091][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff [ 1348.972143][ T32] r5:900f0113 r4:80239bb0 [ 1348.972170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1348.972881][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.972938][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1348.972960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.973007][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.973029][ T32] r4:84b6b700 [ 1348.973072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.973123][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1348.973147][ T32] r4:00000001 [ 1348.973167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.973202][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1348.973250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.973283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.973310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.973350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.973391][ T32] r4:84b66900 [ 1348.973449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.973486][ T32] INFO: task kworker/1:283:6145 blocked for more than 475 seconds. [ 1348.973520][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.973567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.973600][ T32] task:kworker/1:283 state:D stack:0 pid:6145 tgid:6145 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1348.973888][ T32] r4:8449ec00 ** 4 printk messages dropped ** [ 1348.974138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd2de08 ** 8 printk messages dropped ** [ 1348.974479][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.974572][ T32] r5:00001000 r4:ecc59000 ** 1 printk messages dropped ** [ 1348.974655][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.975009][ T32] r4:84b84900 ** 4 printk messages dropped ** [ 1348.975229][ T32] Exception stack(0xecd2dfb0 to 0xecd2dff8) ** 6 printk messages dropped ** [ 1348.975778][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.976539][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.976838][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.977083][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1348.977428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1348.978208][ T32] INFO: task kworker/1:284:6148 blocked for more than 475 seconds. [ 1348.978268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.978323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.978379][ T32] task:kworker/1:284 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.978474][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.978624][ T32] Call trace: [ 1348.999044][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1348.999140][ T32] r10:82918930 r9:ecd35d84 r8:00000002 r7:60000113 r6:ecd35d8c r5:8449a400 [ 1348.999169][ T32] r4:8449a400 [ 1348.999191][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.999235][ T32] r5:8449a400 r4:8291892c [ 1348.999255][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.999327][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.999392][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 [ 1348.999419][ T32] r4:00000000 [ 1348.999439][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1348.999479][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.999533][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1348.999601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bac880 [ 1348.999631][ T32] r4:00000000 [ 1348.999654][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1348.999703][ T32] r9:83018205 r8:8449a400 r7:00000000 r6:83018200 r5:00001000 r4:7f34d000 [ 1348.999750][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.999827][ T32] r5:00001000 r4:ecc67000 [ 1348.999862][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1348.999921][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.999973][ T32] r5:856a778c r4:856a7400 [ 1349.000016][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.000071][ T32] r7:ddde2d80 r6:83018200 r5:856a778c r4:84b84a00 [ 1349.000094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.000141][ T32] r10:61c88647 r9:8449a400 r8:84b84a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.000166][ T32] r4:84b84a00 [ 1349.000186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.000233][ T32] r10:00000000 r9:84b84a00 r8:8027f5e8 r7:ecd39e60 r6:84b84a80 r5:8449a400 [ 1349.000272][ T32] r4:00000001 [ 1349.000315][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.000364][ T32] Exception stack(0xecd35fb0 to 0xecd35ff8) [ 1349.000400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.000431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.001043][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.001539][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 7 printk messages dropped ** [ 1349.001793][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.002349][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 3 printk messages dropped ** [ 1349.002589][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.003120][ T32] INFO: task kworker/1:285:6149 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.003433][ T32] r10:82918930 r9:ecd25d84 r8:00000002 r7:60000013 r6:ecd25d8c r5:8579ec00 ** 9 printk messages dropped ** [ 1349.003863][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.004082][ T32] r5:00001000 r4:ecc7b000 ** 2 printk messages dropped ** [ 1349.004244][ T32] r5:856a7b8c r4:856a7800 ** 3 printk messages dropped ** [ 1349.004428][ T32] r10:61c88647 r9:8579ec00 r8:84b84b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.004734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.004899][ T32] r4:84bac700 [ 1349.005112][ T32] INFO: task kworker/1:285:6149 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.005170][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.005280][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.005329][ T32] Call trace: [ 1349.005359][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.005453][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.005479][ T32] r4:00000000 [ 1349.005530][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.005587][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.005638][ T32] dd20: 7fda6000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.005672][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.005698][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff [ 1349.005742][ T32] r5:900f0113 r4:80239bb0 [ 1349.005769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.005839][ T32] r4:82ac11e4 [ 1349.005863][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.005927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.005977][ T32] r4:e055ddc0 [ 1349.006021][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.006067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.006090][ T32] r4:00000000 [ 1349.006108][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.006152][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.006196][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.006242][ T32] r5:00001000 r4:e03a5000 [ 1349.006270][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.006337][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.006400][ T32] r5:84b16b8c r4:84b16800 [ 1349.006424][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.006471][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.006493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.006613][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.006642][ T32] r4:84b6b700 [ 1349.006663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.006708][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.006730][ T32] r4:00000001 [ 1349.006762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.006823][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.006852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.006881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.006926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.006960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.006983][ T32] r4:84b66900 [ 1349.007003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.007027][ T32] INFO: task kworker/1:286:6152 blocked for more than 475 seconds. [ 1349.007055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.007098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.007122][ T32] task:kworker/1:286 state:D stack:0 pid:6152 tgid:6152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.007167][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.007239][ T32] Call trace: [ 1349.007273][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.007319][ T32] r10:82918930 r9:ecd41d84 r8:00000002 r7:60000013 r6:ecd41d8c r5:857c8000 [ 1349.007363][ T32] r4:857c8000 [ 1349.007395][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.007439][ T32] r5:857c8000 r4:8291892c [ 1349.007481][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.007533][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.007581][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 [ 1349.007604][ T32] r4:00000000 [ 1349.007622][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.007659][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.007705][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.007753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bacb80 [ 1349.007777][ T32] r4:00000000 [ 1349.007798][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.007842][ T32] r9:83018205 r8:857c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f351000 [ 1349.007862][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.007903][ T32] r5:00001000 r4:ecc89000 [ 1349.007922][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.007970][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.008016][ T32] r5:856a7f8c r4:856a7c00 [ 1349.008037][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.008480][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) ** 7 printk messages dropped ** [ 1349.026990][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.027405][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1349.027920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1349.028499][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 5 printk messages dropped ** [ 1349.035886][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.036135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.036761][ T32] r10:82918930 r9:ecd51d84 r8:00000002 r7:60000013 r6:ecd51d8c r5:857c9800 ** 9 printk messages dropped ** [ 1349.037126][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.037454][ T32] r5:00001000 r4:ecd4d000 ** 3 printk messages dropped ** [ 1349.037824][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.038449][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) ** 6 printk messages dropped ** [ 1349.049849][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.051030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 3 printk messages dropped ** [ 1349.051389][ T32] r4:00000000 [ 1349.051443][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.051543][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.051592][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.051674][ T32] r5:00001000 r4:e03a5000 [ 1349.051713][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.051794][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.051874][ T32] r5:84b16b8c r4:84b16800 [ 1349.051923][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.052014][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.052094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.052209][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.052285][ T32] r4:84b6b700 [ 1349.052326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.052416][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.052460][ T32] r4:00000001 [ 1349.052510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.052585][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.052643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.052703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.052787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.052859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.052910][ T32] r4:84b66900 [ 1349.052986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.053066][ T32] INFO: task kworker/1:288:6156 blocked for more than 475 seconds. [ 1349.053134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.053209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.053261][ T32] task:kworker/1:288 state:D stack:0 pid:6156 tgid:6156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.053364][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.053447][ T32] Call trace: [ 1349.053575][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.053679][ T32] r10:82918930 r9:ecd65d84 r8:00000002 r7:60000113 r6:ecd65d8c r5:857cb000 [ 1349.053743][ T32] r4:857cb000 [ 1349.053788][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.053873][ T32] r5:857cb000 r4:8291892c [ 1349.053924][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.054005][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.054095][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 [ 1349.054144][ T32] r4:00000000 [ 1349.054181][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.054261][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.054335][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.054520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672940 [ 1349.054587][ T32] r4:00000000 [ 1349.054634][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.054723][ T32] r9:83018205 r8:857cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f3cf000 [ 1349.054786][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.054875][ T32] r5:00001000 r4:ecea5000 [ 1349.054933][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.055100][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.055189][ T32] r5:858fbf8c r4:858fbc00 [ 1349.055277][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.055369][ T32] r7:ddde2d80 r6:83018200 r5:858fbf8c r4:84b84e00 [ 1349.055441][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.055567][ T32] r10:61c88647 r9:857cb000 r8:84b84e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.055614][ T32] r4:84b84e00 [ 1349.055636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.055683][ T32] r10:00000000 r9:84b84e00 r8:8027f5e8 r7:ecd39e60 r6:84b84e80 r5:857cb000 [ 1349.055708][ T32] r4:00000001 [ 1349.055728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1349.056816][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1349.057056][ T32] r4:82ac11e4 [ 1349.057125][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.057172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.057196][ T32] r4:e055ddc0 [ 1349.057215][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.057257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.057279][ T32] r4:00000000 [ 1349.057301][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.057348][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.057369][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.057410][ T32] r5:00001000 r4:e03a5000 [ 1349.057429][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.057468][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.057538][ T32] r5:84b16b8c r4:84b16800 [ 1349.057561][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.057608][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.057630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.057674][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.057696][ T32] r4:84b6b700 [ 1349.057715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.057764][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.057787][ T32] r4:00000001 [ 1349.057806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.057908][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.057938][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.058314][ T32] task:kworker/1:289 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1349.075193][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.075279][ T32] r5:00001000 r4:ece8d000 ** 2 printk messages dropped ** [ 1349.075509][ T32] r5:858fb78c r4:858fb400 ** 3 printk messages dropped ** [ 1349.075845][ T32] r10:61c88647 r9:857cbc00 r8:84b84f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.076310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.076373][ T32] r4:855851c0 [ 1349.076904][ T32] INFO: task kworker/1:289:6164 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.077003][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.077148][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.077247][ T32] Call trace: [ 1349.077311][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.077410][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.077466][ T32] r4:00000000 [ 1349.077518][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.077595][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.077650][ T32] dd20: 7fda6000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.077721][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.077780][ T32] dd60: 80230ad4 80239bb0 900f0113 ffffffff [ 1349.077842][ T32] r5:900f0113 r4:80239bb0 [ 1349.077892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.077995][ T32] r4:82ac11e4 [ 1349.078045][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.078157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.078251][ T32] r4:e055ddc0 [ 1349.078296][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.078374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.078533][ T32] r4:00000000 [ 1349.078597][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.089144][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.089255][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.089655][ T32] r5:00001000 r4:e03a5000 [ 1349.089862][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.090408][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.091064][ T32] r5:84b16b8c r4:84b16800 [ 1349.091306][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.091854][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.092013][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1349.093058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.118406][ T32] INFO: task kworker/1:290:6266 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.119402][ T32] r4:857c8c00 ** 4 printk messages dropped ** [ 1349.119642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece61e08 ** 8 printk messages dropped ** [ 1349.120299][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.120408][ T32] r5:00001000 r4:ece99000 ** 1 printk messages dropped ** [ 1349.120621][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.121349][ T32] r10:00000000 r9:85663000 r8:8027f5e8 r7:ecd65e60 r6:85663080 r5:857c8c00 ** 9 printk messages dropped ** [ 1349.122737][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.123758][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1349.124355][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 8 printk messages dropped ** [ 1349.125048][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.125646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1349.126064][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.126669][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.127380][ T32] r9:83018205 r8:857cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f3d3000 ** 4 printk messages dropped ** [ 1349.127771][ T32] r5:8424d38c r4:8424d000 ** 3 printk messages dropped ** [ 1349.128061][ T32] r10:61c88647 r9:857cd400 r8:8566312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.146587][ T32] r4:85672740 ** 5 printk messages dropped ** [ 1349.147404][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1349.147888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 11 printk messages dropped ** [ 1349.148376][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1349.154925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.154983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.155063][ T32] r4:84b66900 [ 1349.155098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.155133][ T32] INFO: task kworker/1:292:6270 blocked for more than 475 seconds. [ 1349.155203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.155235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.155259][ T32] task:kworker/1:292 state:D stack:0 pid:6270 tgid:6270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.155321][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.155376][ T32] Call trace: [ 1349.155461][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.155560][ T32] r10:82918930 r9:eceb9d84 r8:00000002 r7:60000013 r6:eceb9d8c r5:857b6000 [ 1349.155614][ T32] r4:857b6000 [ 1349.155639][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.155695][ T32] r5:857b6000 r4:8291892c [ 1349.155730][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.155803][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.155886][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 [ 1349.155933][ T32] r4:00000000 [ 1349.155959][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.156002][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.156045][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.156111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672b00 [ 1349.156147][ T32] r4:00000000 [ 1349.156169][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.156220][ T32] r9:83018205 r8:857b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f3d1000 [ 1349.156242][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.156287][ T32] r5:00001000 r4:eceb1000 [ 1349.156309][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.156350][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.156395][ T32] r5:85933f8c r4:85933c00 [ 1349.156415][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.156463][ T32] r7:ddde2d80 r6:83018200 r5:85933f8c r4:85663200 [ 1349.156497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.156552][ T32] r10:61c88647 r9:857b6000 r8:8566322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.156599][ T32] r4:85663200 [ 1349.156623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.156692][ T32] r10:00000000 r9:85663200 r8:8027f5e8 r7:ece9de60 r6:850e3e00 r5:857b6000 [ 1349.156720][ T32] r4:00000001 [ 1349.156741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.156783][ T32] Exception stack(0xeceb9fb0 to 0xeceb9ff8) [ 1349.156832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.156868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.156899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.156939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.156966][ T32] r4:85672740 [ 1349.157374][ T32] INFO: task kworker/1:292:6270 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.157411][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.157537][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.157634][ T32] Call trace: [ 1349.157786][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.157894][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.158003][ T32] r4:00000000 [ 1349.158058][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.158116][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.158196][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.158255][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.158327][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.158393][ T32] r5:800f0113 r4:80239bb0 [ 1349.158433][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.158551][ T32] r4:82ac11e4 [ 1349.158595][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1349.166694][ T32] r5:00001000 r4:e03a5000 [ 1349.166745][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.166826][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.166910][ T32] r5:84b16b8c r4:84b16800 [ 1349.166998][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.167097][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.167178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.167299][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.167370][ T32] r4:84b6b700 [ 1349.167412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.167519][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.167571][ T32] r4:00000001 [ 1349.167614][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.167694][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.167759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.167816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.167867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.167927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.167970][ T32] r4:84b66900 [ 1349.168015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.168074][ T32] INFO: task kworker/1:293:6273 blocked for more than 475 seconds. [ 1349.168134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.168183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.168226][ T32] task:kworker/1:293 state:D stack:0 pid:6273 tgid:6273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.168334][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.168447][ T32] Call trace: [ 1349.168539][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.174179][ T32] r10:82918930 r9:eced5d84 r8:00000002 r7:60000113 r6:eced5d8c r5:857b3000 [ 1349.174272][ T32] r4:857b3000 [ 1349.174326][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.174416][ T32] r5:857b3000 r4:8291892c [ 1349.174475][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.174578][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.175028][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.175226][ T32] r5:00001000 r4:ececd000 [ 1349.175254][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.175297][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.175968][ T32] Exception stack(0xeced5fb0 to 0xeced5ff8) ** 11 printk messages dropped ** [ 1349.176993][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1349.177580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1349.178426][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1349.188361][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.189622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.190422][ T32] r10:82918930 r9:ecee1d84 r8:00000002 r7:60000013 r6:ecee1d8c r5:857b5400 ** 8 printk messages dropped ** [ 1349.191147][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.191691][ T32] r5:00001000 r4:ecef1000 ** 1 printk messages dropped ** [ 1349.191835][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.192355][ T32] r10:00000000 r9:85663300 r8:8027f5e8 r7:eced5e60 r6:850e3f00 r5:857b5400 ** 9 printk messages dropped ** [ 1349.193631][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.194699][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1349.195188][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.195777][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1349.196101][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1349.196980][ T32] r4:84b66900 ** 4 printk messages dropped ** [ 1349.197342][ T32] task:kworker/1:295 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.198288][ T32] r4:00000000 [ 1349.198328][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.198405][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.198479][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.198671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672ec0 [ 1349.217931][ T32] r4:00000000 [ 1349.218022][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.218162][ T32] r9:83018205 r8:857b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3d7000 [ 1349.218209][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.218299][ T32] r5:00001000 r4:ecedd000 [ 1349.218361][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.218480][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.218672][ T32] r5:8424df8c r4:8424dc00 [ 1349.219169][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.219302][ T32] r7:ddde2d80 r6:83018200 r5:8424df8c r4:85663380 [ 1349.219353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.219447][ T32] r10:61c88647 r9:857b6c00 r8:856633ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.219531][ T32] r4:85663380 [ 1349.219584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.219706][ T32] r10:00000000 r9:85663380 r8:8027f5e8 r7:ecee1e60 r6:850e3f80 r5:857b6c00 [ 1349.219764][ T32] r4:00000001 [ 1349.219811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.219908][ T32] Exception stack(0xecee9fb0 to 0xecee9ff8) [ 1349.219991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.220058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.220115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.220174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.220239][ T32] r4:85672b80 [ 1349.220996][ T32] INFO: task kworker/1:295:6276 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.221078][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.221389][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.221524][ T32] Call trace: [ 1349.221605][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.221719][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.221774][ T32] r4:00000000 [ 1349.221824][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.221904][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.221984][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.222072][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.222133][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.222199][ T32] r5:800f0113 r4:80239bb0 [ 1349.222254][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.222356][ T32] r4:82ac11e4 [ 1349.222453][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.222622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.222680][ T32] r4:e055ddc0 [ 1349.222782][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1349.222941][ T32] r4:00000000 [ 1349.222989][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.223091][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.223141][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.223253][ T32] r5:00001000 r4:e03a5000 [ 1349.223326][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.223434][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.223547][ T32] r5:84b16b8c r4:84b16800 [ 1349.223595][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.223727][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.223824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1349.225163][ T32] task:kworker/1:296 state:D stack:0 pid:6278 tgid:6278 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1349.226999][ T32] r5:00001000 r4:ecf0d000 ** 3 printk messages dropped ** [ 1349.227295][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.227406][ T32] r7:ddde2d80 r6:83018200 r5:8424cb8c r4:85663400 [ 1349.227467][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.227591][ T32] r10:61c88647 r9:843f6c00 r8:8566342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.227676][ T32] r4:85663400 [ 1349.227746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.227858][ T32] r10:00000000 r9:85663400 r8:8027f5e8 r7:ecee1e60 r6:85689000 r5:843f6c00 [ 1349.227907][ T32] r4:00000001 [ 1349.227953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.228032][ T32] Exception stack(0xecef9fb0 to 0xecef9ff8) [ 1349.228093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.228158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.228219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.228285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.228338][ T32] r4:85672d40 [ 1349.244085][ T32] INFO: task kworker/1:296:6278 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.244272][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.245114][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 18 printk messages dropped ** [ 1349.246764][ T32] r5:84b16b8c r4:84b16800 [ 1349.246813][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.246915][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.246965][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.247077][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.247149][ T32] r4:84b6b700 [ 1349.247203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.247318][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.247378][ T32] r4:00000001 [ 1349.247427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.247546][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.247621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.247692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.247773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.247906][ T32] r4:84b66900 ** 9 printk messages dropped ** [ 1349.260497][ T32] r4:857cc800 ** 7 printk messages dropped ** [ 1349.261210][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.261827][ T32] r5:00001000 r4:ecf01000 ** 2 printk messages dropped ** [ 1349.262115][ T32] r5:8424cf8c r4:8424cc00 ** 3 printk messages dropped ** [ 1349.262469][ T32] r10:61c88647 r9:857cc800 r8:856634ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.262568][ T32] r4:85663480 [ 1349.262632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.262729][ T32] r10:00000000 r9:85663480 r8:8027f5e8 r7:ecef9e60 r6:85663500 r5:857cc800 [ 1349.262779][ T32] r4:00000001 [ 1349.262854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.262945][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1349.263015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.263082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.263190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.263267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.263339][ T32] r4:8417fec0 [ 1349.264105][ T32] INFO: task kworker/1:297:6281 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.264209][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.264453][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.264935][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 8 printk messages dropped ** [ 1349.265676][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1349.266010][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.267008][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 5 printk messages dropped ** [ 1349.267475][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.267885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1349.281561][ T32] r4:857ca400 ** 8 printk messages dropped ** [ 1349.282001][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.282256][ T32] r5:00001000 r4:ecf19000 [ 1349.282288][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.282332][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.282374][ T32] r5:8424c78c r4:8424c400 [ 1349.282416][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.282470][ T32] r7:ddde2d80 r6:83018200 r5:8424c78c r4:85663580 [ 1349.282492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.282596][ T32] r10:61c88647 r9:857ca400 r8:856635ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.282929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.284571][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1349.285309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 16 printk messages dropped ** [ 1349.286681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1349.287670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1349.288454][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.299374][ T32] r9:83018205 r8:857cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3e3000 ** 1 printk messages dropped ** [ 1349.299472][ T32] r5:00001000 r4:ecf31000 ** 1 printk messages dropped ** [ 1349.299540][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.299771][ T32] r4:85663680 ** 4 printk messages dropped ** [ 1349.300000][ T32] Exception stack(0xece45fb0 to 0xece45ff8) ** 3 printk messages dropped ** [ 1349.300152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.301090][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1349.301306][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1349.301472][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.301831][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1349.301983][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1349.302631][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1349.303185][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.303608][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.303705][ T32] r5:00001000 r4:ecf25000 [ 1349.303769][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.303857][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.303945][ T32] r5:8424c38c r4:8424c000 [ 1349.303990][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.304077][ T32] r7:ddde2d80 r6:83018200 r5:8424c38c r4:85663780 [ 1349.304124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.304243][ T32] r10:61c88647 r9:857ce000 r8:856637ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.304297][ T32] r4:85663780 [ 1349.304339][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.304429][ T32] r10:00000000 r9:85663780 r8:8027f5e8 r7:ece45e60 r6:85663800 r5:857ce000 [ 1349.304476][ T32] r4:00000001 [ 1349.304552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.304627][ T32] Exception stack(0xecf1dfb0 to 0xecf1dff8) [ 1349.304691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.304788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.304881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.305854][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 17 printk messages dropped ** [ 1349.307197][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1349.308699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1349.328299][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf35e08 ** 9 printk messages dropped ** [ 1349.333393][ T32] r5:00001000 r4:ecf3d000 [ 1349.333439][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.333483][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.333533][ T32] r5:848efb8c r4:848ef800 [ 1349.333576][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.333633][ T32] r7:ddde2d80 r6:83018200 r5:848efb8c r4:85663880 [ 1349.333655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.333701][ T32] r10:61c88647 r9:857a3000 r8:856638ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.333745][ T32] r4:85663880 [ 1349.333773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.333820][ T32] r10:00000000 r9:85663880 r8:8027f5e8 r7:ece45e60 r6:85663900 r5:857a3000 [ 1349.333843][ T32] r4:00000001 [ 1349.333862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.333900][ T32] Exception stack(0xecf35fb0 to 0xecf35ff8) [ 1349.333930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.333972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.334003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.334054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.334080][ T32] r4:85679200 [ 1349.334574][ T32] INFO: task kworker/1:301:6289 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.334630][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.334729][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.334797][ T32] Call trace: [ 1349.334863][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.334944][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.334971][ T32] r4:00000000 [ 1349.334991][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1349.335295][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1349.335626][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 8 printk messages dropped ** [ 1349.336075][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.336533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.336724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1349.337206][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.337704][ T32] r9:83018205 r8:85438000 r7:00000000 r6:83018200 r5:00001000 r4:7f3e9000 ** 1 printk messages dropped ** [ 1349.337902][ T32] r5:00001000 r4:ecf55000 ** 2 printk messages dropped ** [ 1349.338130][ T32] r5:8590438c r4:85904000 ** 3 printk messages dropped ** [ 1349.338396][ T32] r10:61c88647 r9:85438000 r8:856639ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.353482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.354931][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.355212][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1349.355983][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.356279][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.356885][ T32] r4:84b6b700 ** 4 printk messages dropped ** [ 1349.357268][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1349.357716][ T32] INFO: task kworker/1:303:6294 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.358431][ T32] r4:85438c00 ** 4 printk messages dropped ** [ 1349.369589][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf4de08 ** 9 printk messages dropped ** [ 1349.370366][ T32] r5:00001000 r4:ecf49000 ** 1 printk messages dropped ** [ 1349.370548][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.370940][ T32] r4:85663a80 ** 7 printk messages dropped ** [ 1349.371571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.373041][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.373362][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 8 printk messages dropped ** [ 1349.373925][ T32] r4:00000000 [ 1349.373983][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.374095][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.374167][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.374255][ T32] r5:00001000 r4:e03a5000 [ 1349.374297][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.374376][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.374459][ T32] r5:84b16b8c r4:84b16800 [ 1349.374565][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.374680][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.374781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.374881][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.374928][ T32] r4:84b6b700 [ 1349.374985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.375084][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.375133][ T32] r4:00000001 [ 1349.375180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.375251][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.375305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.375359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.375532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.375618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.375682][ T32] r4:84b66900 [ 1349.375730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.375804][ T32] INFO: task kworker/1:304:6295 blocked for more than 475 seconds. [ 1349.375876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.375926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.375982][ T32] task:kworker/1:304 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.376071][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.376152][ T32] Call trace: [ 1349.376289][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.376391][ T32] r10:82918930 r9:ecf59d84 r8:00000002 r7:60000013 r6:ecf59d8c r5:85439800 [ 1349.376448][ T32] r4:85439800 [ 1349.376491][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.376582][ T32] r5:85439800 r4:8291892c [ 1349.376626][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.376709][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.376804][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf59e08 [ 1349.376871][ T32] r4:00000000 [ 1349.376948][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.377036][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.377127][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.377214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85679a00 [ 1349.377284][ T32] r4:00000000 [ 1349.377337][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.377441][ T32] r9:83018205 r8:85439800 r7:00000000 r6:83018200 r5:00001000 r4:7f3ed000 [ 1349.377534][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.377623][ T32] r5:00001000 r4:ecf6d000 [ 1349.377681][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.377771][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.377851][ T32] r5:8590478c r4:85904400 [ 1349.377912][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.378005][ T32] r7:ddde2d80 r6:83018200 r5:8590478c r4:85663b80 [ 1349.378046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.378138][ T32] r10:61c88647 r9:85439800 r8:85663bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.378188][ T32] r4:85663b80 [ 1349.378230][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.378316][ T32] r10:00000000 r9:85663b80 r8:8027f5e8 r7:ecf41e60 r6:85663c00 r5:85439800 [ 1349.378361][ T32] r4:00000001 [ 1349.378400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.378472][ T32] Exception stack(0xecf59fb0 to 0xecf59ff8) [ 1349.378584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.395287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.395389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.395431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.395458][ T32] r4:85679500 [ 1349.395896][ T32] INFO: task kworker/1:304:6295 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.395957][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.396084][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.396188][ T32] Call trace: [ 1349.396263][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.396324][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.396347][ T32] r4:00000000 [ 1349.396405][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.396460][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.396495][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.396531][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.396557][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.396582][ T32] r5:800f0113 r4:80239bb0 [ 1349.396625][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.396694][ T32] r4:82ac11e4 [ 1349.396718][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.396762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.396795][ T32] r4:e055ddc0 [ 1349.396818][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.396873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.396920][ T32] r4:00000000 [ 1349.396966][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.397037][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.397083][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.397152][ T32] r5:00001000 r4:e03a5000 [ 1349.397176][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.397237][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.397293][ T32] r5:84b16b8c r4:84b16800 [ 1349.397325][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.397397][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.397444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.397928][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1349.398590][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1349.407698][ T32] r4:8543a400 ** 4 printk messages dropped ** [ 1349.408159][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 ** 9 printk messages dropped ** [ 1349.413153][ T32] r5:00001000 r4:ecf75000 [ 1349.413176][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.413264][ T32] r5:85904b8c r4:85904800 [ 1349.413285][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.413343][ T32] r7:ddde2d80 r6:83018200 r5:85904b8c r4:85663c80 [ 1349.413368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.413414][ T32] r10:61c88647 r9:8543a400 r8:85663cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.413459][ T32] r4:85663c80 [ 1349.413490][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.413570][ T32] r10:00000000 r9:85663c80 r8:8027f5e8 r7:ecf59e60 r6:85663d00 r5:8543a400 [ 1349.413598][ T32] r4:00000001 [ 1349.413641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.413683][ T32] Exception stack(0xecf65fb0 to 0xecf65ff8) [ 1349.413713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.413743][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.413836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.413869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.413915][ T32] r4:85679880 [ 1349.414358][ T32] INFO: task kworker/1:305:6298 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.414397][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.414531][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.414589][ T32] Call trace: [ 1349.414650][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.414707][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.414731][ T32] r4:00000000 [ 1349.414751][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.414818][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.414851][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.414881][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.414906][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.414959][ T32] r5:800f0113 r4:80239bb0 [ 1349.415012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.415072][ T32] r4:82ac11e4 [ 1349.415095][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.415223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.415258][ T32] r4:e055ddc0 [ 1349.415293][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1349.415400][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.415451][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.415485][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.415566][ T32] r5:00001000 r4:e03a5000 [ 1349.415590][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.415629][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.415671][ T32] r5:84b16b8c r4:84b16800 [ 1349.415713][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.415763][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.415805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.415865][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.415912][ T32] r4:84b6b700 [ 1349.415935][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.415980][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.416002][ T32] r4:00000001 [ 1349.416021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.416081][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.416118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.416147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.416388][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1349.416752][ T32] r4:8543b000 ** 5 printk messages dropped ** [ 1349.416988][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.417252][ T32] r9:83018205 r8:8543b000 r7:00000000 r6:83018200 r5:00001000 r4:7f451000 ** 1 printk messages dropped ** [ 1349.417338][ T32] r5:00001000 r4:ec611000 ** 3 printk messages dropped ** [ 1349.417487][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.418016][ T32] Exception stack(0xecf79fb0 to 0xecf79ff8) ** 6 printk messages dropped ** [ 1349.431433][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.432085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 11 printk messages dropped ** [ 1349.432558][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.432941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.433295][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.433367][ T32] Call trace: [ 1349.433403][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.433449][ T32] r10:82918930 r9:ecf29d84 r8:00000002 r7:60000113 r6:ecf29d8c r5:8543bc00 [ 1349.433471][ T32] r4:8543bc00 [ 1349.433491][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.433558][ T32] r5:8543bc00 r4:8291892c [ 1349.433582][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.433623][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.433669][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf29e08 [ 1349.433692][ T32] r4:00000000 [ 1349.433711][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.433769][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.433810][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.433868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85679c80 [ 1349.433894][ T32] r4:00000000 [ 1349.433928][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.433998][ T32] r9:83018205 r8:8543bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3af000 [ 1349.434023][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.434067][ T32] r5:00001000 r4:dfcbf000 [ 1349.434107][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.434150][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.434191][ T32] r5:85904f8c r4:85904c00 [ 1349.434251][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.434299][ T32] r7:ddde2d80 r6:83018200 r5:85904f8c r4:85663e80 [ 1349.434321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.434367][ T32] r10:61c88647 r9:8543bc00 r8:85663eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.434390][ T32] r4:85663e80 [ 1349.434409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.434473][ T32] r10:00000000 r9:85663e80 r8:8027f5e8 r7:ecf79e60 r6:85663f00 r5:8543bc00 [ 1349.434546][ T32] r4:00000001 [ 1349.434570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.434619][ T32] Exception stack(0xecf29fb0 to 0xecf29ff8) [ 1349.434648][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.434677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.434703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.434755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.434782][ T32] r4:85679b00 [ 1349.435068][ T32] INFO: task kworker/1:307:6304 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.435105][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.435273][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.435393][ T32] Call trace: [ 1349.435433][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.435485][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.435558][ T32] r4:00000000 [ 1349.435583][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.435622][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.435650][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.435680][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.435724][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.435752][ T32] r5:800f0113 r4:80239bb0 [ 1349.435795][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.435840][ T32] r4:82ac11e4 [ 1349.435860][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.435903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.435968][ T32] r4:e055ddc0 [ 1349.435993][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.436550][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 7 printk messages dropped ** [ 1349.436904][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1349.437239][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1349.437677][ T32] r10:82918930 r9:ecf89d84 r8:00000002 r7:60000113 r6:ecf89d8c r5:8543c800 ** 8 printk messages dropped ** [ 1349.448556][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.449378][ T32] r5:00001000 r4:ecbf5000 [ 1349.449406][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.449489][ T32] r5:8590538c r4:85905000 ** 3 printk messages dropped ** [ 1349.449663][ T32] r10:61c88647 r9:8543c800 r8:85663fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.450025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.450978][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1349.451080][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.451108][ T32] r5:800f0113 r4:80239bb0 [ 1349.451129][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.451201][ T32] r4:82ac11e4 [ 1349.451226][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.451270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.451293][ T32] r4:e055ddc0 [ 1349.451312][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.451354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.451376][ T32] r4:00000000 [ 1349.451395][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.451439][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.451497][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.451554][ T32] r5:00001000 r4:e03a5000 [ 1349.451575][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.451636][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.451683][ T32] r5:84b16b8c r4:84b16800 [ 1349.451703][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.451750][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.451803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.451853][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.451876][ T32] r4:84b6b700 [ 1349.451918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.451968][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.451991][ T32] r4:00000001 [ 1349.452041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.452080][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.452107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.452137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.452188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.452222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.452257][ T32] r4:84b66900 [ 1349.452281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.452343][ T32] INFO: task kworker/1:309:6320 blocked for more than 475 seconds. [ 1349.452446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.452477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.452499][ T32] task:kworker/1:309 state:D stack:0 pid:6320 tgid:6320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.452549][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.452589][ T32] Call trace: [ 1349.452657][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.452716][ T32] r10:82918930 r9:ecf85d84 r8:00000002 r7:60000113 r6:ecf85d8c r5:8543ec00 [ 1349.452744][ T32] r4:8543ec00 [ 1349.452785][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.452830][ T32] r5:8543ec00 r4:8291892c [ 1349.452872][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.452915][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.452961][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf85e08 [ 1349.452984][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.453039][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.453362][ T32] r5:00001000 r4:eb4ef000 [ 1349.453382][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1349.453498][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.453898][ T32] Exception stack(0xecf85fb0 to 0xecf85ff8) ** 4 printk messages dropped ** [ 1349.454126][ T32] r4:856e4300 ** 5 printk messages dropped ** [ 1349.454643][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 7 printk messages dropped ** [ 1349.454890][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1349.455398][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.455827][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1349.456095][ T32] INFO: task kworker/1:310:6383 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.456503][ T32] r4:85851800 ** 5 printk messages dropped ** [ 1349.456752][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.457048][ T32] r9:83018205 r8:85851800 r7:00000000 r6:83018200 r5:00001000 r4:7f44f000 ** 4 printk messages dropped ** [ 1349.457262][ T32] r5:8590678c r4:85906400 ** 3 printk messages dropped ** [ 1349.457406][ T32] r10:61c88647 r9:85851800 r8:8513b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.458125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.479523][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1349.479883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1349.480417][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 5 printk messages dropped ** [ 1349.480755][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.481132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.481200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.481251][ T32] r4:84b66900 [ 1349.481305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.481368][ T32] INFO: task kworker/1:311:6386 blocked for more than 475 seconds. [ 1349.481455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.481519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.481565][ T32] task:kworker/1:311 state:D stack:0 pid:6386 tgid:6386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.481658][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.481793][ T32] Call trace: [ 1349.481906][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.482009][ T32] r10:82918930 r9:ed069d84 r8:00000002 r7:60000113 r6:ed069d8c r5:85852400 [ 1349.482060][ T32] r4:85852400 [ 1349.482150][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.482254][ T32] r5:85852400 r4:8291892c [ 1349.482302][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.482385][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.482479][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed069e08 [ 1349.482595][ T32] r4:00000000 [ 1349.482620][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.482681][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.482723][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.482786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597a600 [ 1349.482813][ T32] r4:00000000 [ 1349.482853][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.482924][ T32] r9:83018205 r8:85852400 r7:00000000 r6:83018200 r5:00001000 r4:7f455000 [ 1349.482951][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.482997][ T32] r5:00001000 r4:eca39000 [ 1349.483017][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.483056][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.483098][ T32] r5:8590738c r4:85907000 [ 1349.483140][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.483188][ T32] r7:ddde2d80 r6:83018200 r5:8590738c r4:8513b280 [ 1349.483240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.483289][ T32] r10:61c88647 r9:85852400 r8:8513b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.483332][ T32] r4:8513b280 [ 1349.483355][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.483398][ T32] r10:00000000 r9:8513b280 r8:8027f5e8 r7:ecf79e60 r6:8513b300 r5:85852400 [ 1349.483423][ T32] r4:00000001 [ 1349.483441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.483475][ T32] Exception stack(0xed069fb0 to 0xed069ff8) [ 1349.483527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.483583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.483613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.483642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.483695][ T32] r4:8597a180 [ 1349.484121][ T32] INFO: task kworker/1:311:6386 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.484173][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.484288][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.484370][ T32] Call trace: [ 1349.484428][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.484501][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.484533][ T32] r4:00000000 [ 1349.484554][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.484613][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.484656][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.484688][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.484714][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.484759][ T32] r5:800f0113 r4:80239bb0 [ 1349.484783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.484825][ T32] r4:82ac11e4 [ 1349.484866][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.484941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.484989][ T32] r4:e055ddc0 [ 1349.485012][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.485056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.485077][ T32] r4:00000000 [ 1349.485126][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.485196][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.485242][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.485310][ T32] r5:00001000 r4:e03a5000 [ 1349.485334][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.485373][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.485417][ T32] r5:84b16b8c r4:84b16800 [ 1349.485442][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.485498][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.485529][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.485575][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.485598][ T32] r4:84b6b700 [ 1349.485617][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.485660][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.485706][ T32] r4:00000001 [ 1349.485760][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.485821][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.485850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.485881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.485908][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.485947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.485973][ T32] r4:84b66900 [ 1349.486013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.486043][ T32] INFO: task kworker/1:312:6387 blocked for more than 475 seconds. [ 1349.486071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.486104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.486128][ T32] task:kworker/1:312 state:D stack:0 pid:6387 tgid:6387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.486192][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.486579][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.487041][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.487247][ T32] r5:85906f8c r4:85906c00 ** 3 printk messages dropped ** [ 1349.487431][ T32] r10:61c88647 r9:85853000 r8:8513b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.488131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1349.509502][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1349.509729][ T32] r4:82ac11e4 [ 1349.509779][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.509864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.509915][ T32] r4:e055ddc0 [ 1349.509959][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.510056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.510112][ T32] r4:00000000 [ 1349.510151][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.510241][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.510287][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.510375][ T32] r5:00001000 r4:e03a5000 [ 1349.510422][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.510606][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.510728][ T32] r5:84b16b8c r4:84b16800 [ 1349.510777][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.510952][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.511001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.511104][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.511179][ T32] r4:84b6b700 [ 1349.511224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.511316][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.511399][ T32] r4:00000001 [ 1349.511447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.511534][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.511584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.511646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.511697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.511763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.511806][ T32] r4:84b66900 [ 1349.511880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.511944][ T32] INFO: task kworker/1:313:6390 blocked for more than 476 seconds. [ 1349.512011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.512157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.512214][ T32] task:kworker/1:313 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.512517][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.512634][ T32] Call trace: [ 1349.512716][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.512808][ T32] r10:82918930 r9:ed071d84 r8:00000002 r7:60000113 r6:ed071d8c r5:85853c00 [ 1349.512856][ T32] r4:85853c00 [ 1349.512909][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.513012][ T32] r5:85853c00 r4:8291892c [ 1349.513059][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.513138][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.513255][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed071e08 [ 1349.513315][ T32] r4:00000000 [ 1349.513363][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.513436][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.513546][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.513628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597a780 [ 1349.513681][ T32] r4:00000000 [ 1349.513715][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.513827][ T32] r9:83018205 r8:85853c00 r7:00000000 r6:83018200 r5:00001000 r4:7f457000 [ 1349.513881][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.513960][ T32] r5:00001000 r4:eca7f000 [ 1349.513995][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.514472][ T32] r10:61c88647 r9:85853c00 r8:8513b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.515182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.516695][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1349.517292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1349.518143][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1349.535358][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.535886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.536311][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.536784][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.537043][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.537113][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.537159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597aac0 [ 1349.537183][ T32] r4:00000000 [ 1349.537203][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.537249][ T32] r9:83018205 r8:85854800 r7:00000000 r6:83018200 r5:00001000 r4:7f45b000 [ 1349.537271][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.537341][ T32] r5:00001000 r4:ecb99000 [ 1349.537365][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.537405][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.537446][ T32] r5:85907f8c r4:85907c00 [ 1349.537466][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.537567][ T32] r7:ddde2d80 r6:83018200 r5:85907f8c r4:8513b580 [ 1349.537621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.537713][ T32] r10:61c88647 r9:85854800 r8:8513b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.537740][ T32] r4:8513b580 [ 1349.537766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.537810][ T32] r10:00000000 r9:8513b580 r8:8027f5e8 r7:ed071e60 r6:8513b600 r5:85854800 [ 1349.537833][ T32] r4:00000001 [ 1349.537852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.537913][ T32] Exception stack(0xed079fb0 to 0xed079ff8) [ 1349.537946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.537977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.538003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.538074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.538141][ T32] r4:8597a400 [ 1349.545402][ T32] INFO: task kworker/1:314:6392 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.545527][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.545654][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.545734][ T32] Call trace: [ 1349.545781][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.545841][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.545866][ T32] r4:00000000 [ 1349.545903][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.545970][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.546026][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.546060][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.546108][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.546136][ T32] r5:800f0113 r4:80239bb0 [ 1349.546188][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.546236][ T32] r4:82ac11e4 [ 1349.546267][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.546320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.546351][ T32] r4:e055ddc0 [ 1349.546380][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1349.546605][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 9 printk messages dropped ** [ 1349.546932][ T32] r4:84b6b700 ** 7 printk messages dropped ** [ 1349.547282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.547921][ T32] r10:82918930 r9:ed075d84 r8:00000002 r7:60000013 r6:ed075d8c r5:85855400 ** 8 printk messages dropped ** [ 1349.548403][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.555553][ T32] r5:00001000 r4:ecb67000 ** 3 printk messages dropped ** [ 1349.555724][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1349.556257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.557179][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 1 printk messages dropped ** [ 1349.557267][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.557314][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.557343][ T32] r5:800f0113 r4:80239bb0 [ 1349.557364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.557407][ T32] r4:82ac11e4 [ 1349.557465][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.557517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.557551][ T32] r4:e055ddc0 [ 1349.557575][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.557618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.557639][ T32] r4:00000000 [ 1349.557659][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.557708][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.557732][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.557777][ T32] r5:00001000 r4:e03a5000 [ 1349.557797][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.557835][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.557876][ T32] r5:84b16b8c r4:84b16800 [ 1349.557895][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.557940][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.557961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.558027][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.558055][ T32] r4:84b6b700 [ 1349.558075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.558161][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.558229][ T32] r4:00000001 [ 1349.558269][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.558317][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.558343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.558371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.558419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.558473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.558533][ T32] r4:84b66900 [ 1349.558657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1349.566760][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.567279][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.567803][ T32] r5:00001000 r4:ecc15000 [ 1349.567824][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.567970][ T32] r5:8424eb8c r4:8424e800 ** 3 printk messages dropped ** [ 1349.568167][ T32] r10:61c88647 r9:85856000 r8:8513b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.568616][ T32] r4:8597a940 ** 5 printk messages dropped ** [ 1349.573326][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 8 printk messages dropped ** [ 1349.573625][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.573709][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1349.573945][ T32] r5:00001000 r4:e03a5000 ** 4 printk messages dropped ** [ 1349.574118][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 5 printk messages dropped ** [ 1349.574359][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.574664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1349.575340][ T32] r4:85850c00 ** 7 printk messages dropped ** [ 1349.575720][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.575984][ T32] r5:00001000 r4:ecc35000 ** 3 printk messages dropped ** [ 1349.576170][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.576662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.577284][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.577673][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1349.578267][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.578721][ T32] r4:84b6b700 ** 6 printk messages dropped ** [ 1349.591458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.591595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.591694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.591722][ T32] r4:84b66900 [ 1349.591747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.591778][ T32] INFO: task kworker/1:318:6400 blocked for more than 476 seconds. [ 1349.591877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.591922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.591969][ T32] task:kworker/1:318 state:D stack:0 pid:6400 tgid:6400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.592073][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.592140][ T32] Call trace: [ 1349.592240][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.592297][ T32] r10:82918930 r9:ed089d84 r8:00000002 r7:60000113 r6:ed089d8c r5:8543d400 [ 1349.592330][ T32] r4:8543d400 [ 1349.592350][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.592391][ T32] r5:8543d400 r4:8291892c [ 1349.592476][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.592527][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.592596][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed089e08 [ 1349.592623][ T32] r4:00000000 [ 1349.592708][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.592753][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.592835][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.592947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597afc0 [ 1349.592973][ T32] r4:00000000 [ 1349.592993][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.593040][ T32] r9:83018205 r8:8543d400 r7:00000000 r6:83018200 r5:00001000 r4:7f461000 [ 1349.593088][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.593151][ T32] r5:00001000 r4:ecc63000 [ 1349.593211][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.593287][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.593365][ T32] r5:8424e38c r4:8424e000 [ 1349.593420][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.593492][ T32] r7:ddde2d80 r6:83018200 r5:8424e38c r4:8513b980 [ 1349.593548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.593634][ T32] r10:61c88647 r9:8543d400 r8:8513b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.593659][ T32] r4:8513b980 [ 1349.593678][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.593722][ T32] r10:00000000 r9:8513b980 r8:8027f5e8 r7:ed081e60 r6:8513ba00 r5:8543d400 [ 1349.593776][ T32] r4:00000001 [ 1349.593829][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.593882][ T32] Exception stack(0xed089fb0 to 0xed089ff8) [ 1349.593914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.593962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.594025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.594098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.594153][ T32] r4:8597ac80 [ 1349.594635][ T32] INFO: task kworker/1:318:6400 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.594674][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.594761][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.594858][ T32] Call trace: [ 1349.594914][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.594967][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.595011][ T32] r4:00000000 [ 1349.595079][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.595141][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.595194][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.595242][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.595271][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.595296][ T32] r5:800f0113 r4:80239bb0 [ 1349.595315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.595357][ T32] r4:82ac11e4 [ 1349.595444][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.595504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.595578][ T32] r4:e055ddc0 [ 1349.595623][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.595691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.595760][ T32] r4:00000000 [ 1349.595802][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.595914][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.595939][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.595981][ T32] r5:00001000 r4:e03a5000 [ 1349.596000][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.596038][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.596101][ T32] r5:84b16b8c r4:84b16800 [ 1349.596125][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.596194][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.596220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.596286][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.596358][ T32] r4:84b6b700 [ 1349.596381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.596426][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.596610][ T32] r4:00000001 [ 1349.596635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.596695][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1349.596821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1349.597188][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.597881][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.598228][ T32] r9:83018205 r8:8544d400 r7:00000000 r6:83018200 r5:00001000 r4:7f465000 ** 5 printk messages dropped ** [ 1349.598545][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.610010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.610149][ T32] r4:8597ae80 [ 1349.610619][ T32] INFO: task kworker/1:319:6402 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.610661][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.610763][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.610857][ T32] Call trace: [ 1349.610942][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.610997][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.611043][ T32] r4:00000000 [ 1349.611067][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.611150][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.611303][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.611380][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.611411][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.611435][ T32] r5:800f0113 r4:80239bb0 [ 1349.611456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.611526][ T32] r4:82ac11e4 [ 1349.611573][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.611621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.611643][ T32] r4:e055ddc0 [ 1349.611663][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.611706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.611728][ T32] r4:00000000 [ 1349.611759][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.611812][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.611851][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.611947][ T32] r5:00001000 r4:e03a5000 [ 1349.612034][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.612082][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.612126][ T32] r5:84b16b8c r4:84b16800 [ 1349.612210][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.612262][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.612302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.612381][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.612406][ T32] r4:84b6b700 [ 1349.612426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.612494][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.612529][ T32] r4:00000001 [ 1349.612571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.612612][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.612639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.612690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.612721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.612765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.612790][ T32] r4:84b66900 [ 1349.612835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.612889][ T32] INFO: task kworker/1:320:6403 blocked for more than 476 seconds. [ 1349.612926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.612974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.612999][ T32] task:kworker/1:320 state:D stack:0 pid:6403 tgid:6403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.613060][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.613132][ T32] Call trace: [ 1349.613166][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.613235][ T32] r10:82918930 r9:ed091d84 r8:00000002 r7:60000113 r6:ed091d8c r5:8544ec00 ** 8 printk messages dropped ** [ 1349.613531][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.613890][ T32] r5:00001000 r4:ecc83000 [ 1349.613913][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.614276][ T32] r10:61c88647 r9:8544ec00 r8:8513bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.614720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.615315][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.615622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1349.616269][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.616848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.616876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.616904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.616949][ T32] r4:84b66900 [ 1349.616972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.616998][ T32] INFO: task kworker/1:321:6406 blocked for more than 476 seconds. [ 1349.617035][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.617062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.617082][ T32] task:kworker/1:321 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.617190][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.617234][ T32] Call trace: [ 1349.617264][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.617352][ T32] r10:82918930 r9:ed099d84 r8:00000002 r7:60000113 r6:ed099d8c r5:85448c00 [ 1349.617389][ T32] r4:85448c00 [ 1349.617411][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.617472][ T32] r5:85448c00 r4:8291892c [ 1349.617497][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.617574][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.617627][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed099e08 [ 1349.617649][ T32] r4:00000000 [ 1349.617700][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.617741][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.617778][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.617819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a2c0 [ 1349.617862][ T32] r4:00000000 [ 1349.617902][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.617949][ T32] r9:83018205 r8:85448c00 r7:00000000 r6:83018200 r5:00001000 r4:7f467000 [ 1349.618000][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.618058][ T32] r5:00001000 r4:ecd3b000 [ 1349.618082][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.618123][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.618163][ T32] r5:85914b8c r4:85914800 [ 1349.618229][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.618277][ T32] r7:ddde2d80 r6:83018200 r5:85914b8c r4:8513bb80 [ 1349.618373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.618422][ T32] r10:61c88647 r9:85448c00 r8:8513bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.618487][ T32] r4:8513bb80 [ 1349.618583][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.618688][ T32] r10:00000000 r9:8513bb80 r8:8027f5e8 r7:ed08de60 r6:85689180 r5:85448c00 [ 1349.635715][ T32] r4:00000001 [ 1349.635761][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.635848][ T32] Exception stack(0xed099fb0 to 0xed099ff8) [ 1349.635886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.635939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.635970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.636023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.636051][ T32] r4:8566a080 [ 1349.636461][ T32] INFO: task kworker/1:321:6406 is blocked on a mutex likely owned by task kworker/0:191:3684. ** 4 printk messages dropped ** [ 1349.636819][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 8 printk messages dropped ** [ 1349.637211][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1349.637532][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 8 printk messages dropped ** [ 1349.637913][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1349.638363][ T32] INFO: task kworker/1:322:6408 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.645143][ T32] r4:8544e000 ** 5 printk messages dropped ** [ 1349.645389][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.645599][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.645799][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.646182][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.646394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.647318][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1349.647607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1349.648141][ T32] r5:84b16b8c r4:84b16800 [ 1349.648169][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.648239][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.648264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.648311][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.648398][ T32] r4:84b6b700 [ 1349.648422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.648469][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.648493][ T32] r4:00000001 [ 1349.648518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.648554][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.648607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.648703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.656572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.656631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.656667][ T32] r4:84b66900 [ 1349.656728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.656785][ T32] INFO: task kworker/1:323:6409 blocked for more than 476 seconds. [ 1349.656847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.656891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.656944][ T32] task:kworker/1:323 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.657006][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.657081][ T32] Call trace: [ 1349.657128][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.657183][ T32] r10:82918930 r9:ed0a5d84 r8:00000002 r7:60000113 r6:ed0a5d8c r5:8544c800 [ 1349.657218][ T32] r4:8544c800 [ 1349.657242][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.657294][ T32] r5:8544c800 r4:8291892c [ 1349.657342][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.657392][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.657440][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a5e08 [ 1349.657463][ T32] r4:00000000 [ 1349.657483][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.657527][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.657578][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.657644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a440 [ 1349.657670][ T32] r4:00000000 [ 1349.657691][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1349.657790][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.657833][ T32] r5:00001000 r4:ecd57000 ** 1 printk messages dropped ** [ 1349.657892][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.658290][ T32] Exception stack(0xed0a5fb0 to 0xed0a5ff8) ** 4 printk messages dropped ** [ 1349.658483][ T32] r4:8566a140 ** 5 printk messages dropped ** [ 1349.665540][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1349.665965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1349.666374][ T32] r5:84b16b8c r4:84b16800 ** 4 printk messages dropped ** [ 1349.666617][ T32] r4:84b6b700 ** 5 printk messages dropped ** [ 1349.666887][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.667336][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.667634][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.667973][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.668142][ T32] r5:00001000 r4:ecea1000 ** 1 printk messages dropped ** [ 1349.668201][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.668649][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.675835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.676665][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1349.676971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1349.677282][ T32] r5:00001000 r4:e03a5000 ** 6 printk messages dropped ** [ 1349.677548][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.677922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.678346][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.685417][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.685874][ T32] r9:83018205 r8:85448000 r7:00000000 r6:83018200 r5:00001000 r4:7f46d000 ** 4 printk messages dropped ** [ 1349.686052][ T32] r5:8591578c r4:85915400 ** 3 printk messages dropped ** [ 1349.686217][ T32] r10:61c88647 r9:85448000 r8:8513bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.686576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.686610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.686671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.686721][ T32] r4:8566a3c0 [ 1349.687154][ T32] INFO: task kworker/1:325:6413 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.687201][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.687319][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.687373][ T32] Call trace: [ 1349.687405][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.687454][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.687478][ T32] r4:00000000 [ 1349.687498][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.687544][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.687572][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.687602][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.687628][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.687652][ T32] r5:800f0113 r4:80239bb0 [ 1349.687676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.687718][ T32] r4:82ac11e4 [ 1349.687766][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.687813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.687836][ T32] r4:e055ddc0 [ 1349.687855][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.687909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.687935][ T32] r4:00000000 [ 1349.687985][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.688036][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.688085][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.688131][ T32] r5:00001000 r4:e03a5000 [ 1349.688167][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.688239][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.688316][ T32] r5:84b16b8c r4:84b16800 [ 1349.688338][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.688385][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.688427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.688476][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.688525][ T32] r4:84b6b700 [ 1349.688560][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.688678][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.695567][ T32] r4:00000001 [ 1349.695613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.695719][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.695756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.695787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.695890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.695926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.695960][ T32] r4:84b66900 [ 1349.695988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.696019][ T32] INFO: task kworker/1:326:6415 blocked for more than 476 seconds. [ 1349.696100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.696130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.696153][ T32] task:kworker/1:326 state:D stack:0 pid:6415 tgid:6415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.696208][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.696257][ T32] Call trace: [ 1349.696288][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.696337][ T32] r10:82918930 r9:ed0bdd84 r8:00000002 r7:60000113 r6:ed0bdd8c r5:8544a400 [ 1349.696398][ T32] r4:8544a400 [ 1349.696444][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.696545][ T32] r5:8544a400 r4:8291892c [ 1349.696575][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.696618][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.696664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0bde08 [ 1349.696687][ T32] r4:00000000 [ 1349.696706][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.696756][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.696816][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.696899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a800 [ 1349.696928][ T32] r4:00000000 [ 1349.696971][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.697026][ T32] r9:83018205 r8:8544a400 r7:00000000 r6:83018200 r5:00001000 r4:7f46f000 [ 1349.697050][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.697092][ T32] r5:00001000 r4:ecde5000 [ 1349.697127][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.697180][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.697226][ T32] r5:85915b8c r4:85915800 [ 1349.697247][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.697293][ T32] r7:ddde2d80 r6:83018200 r5:85915b8c r4:8513be00 [ 1349.697314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.697359][ T32] r10:61c88647 r9:8544a400 r8:8513be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.697382][ T32] r4:8513be00 [ 1349.697401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.697445][ T32] r10:00000000 r9:8513be00 r8:8027f5e8 r7:ed0ade60 r6:85689400 r5:8544a400 [ 1349.697467][ T32] r4:00000001 [ 1349.697498][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.697545][ T32] Exception stack(0xed0bdfb0 to 0xed0bdff8) [ 1349.697572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.697611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.697659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.697707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.697732][ T32] r4:8566a4c0 [ 1349.698226][ T32] INFO: task kworker/1:326:6415 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.698264][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.698348][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.698468][ T32] Call trace: [ 1349.698566][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.704622][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.704705][ T32] r4:00000000 [ 1349.704730][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.704791][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.704857][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.704893][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.704919][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.704966][ T32] r5:800f0113 r4:80239bb0 [ 1349.705013][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.705060][ T32] r4:82ac11e4 [ 1349.705098][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.705160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.705206][ T32] r4:e055ddc0 [ 1349.705230][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.705303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.705329][ T32] r4:00000000 [ 1349.705350][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.705397][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.705457][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.705519][ T32] r5:00001000 r4:e03a5000 [ 1349.705542][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.705583][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.705625][ T32] r5:84b16b8c r4:84b16800 [ 1349.705676][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.705760][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.705810][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.705860][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.705883][ T32] r4:84b6b700 [ 1349.705903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.705947][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.705969][ T32] r4:00000001 [ 1349.705989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.706035][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.706097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.706157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.706190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.706259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.706285][ T32] r4:84b66900 [ 1349.706340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.706374][ T32] INFO: task kworker/1:327:6417 blocked for more than 476 seconds. [ 1349.706436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.706530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.706582][ T32] task:kworker/1:327 state:D stack:0 pid:6417 tgid:6417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.706654][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.706753][ T32] Call trace: [ 1349.706795][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.706842][ T32] r10:82918930 r9:ed0c5d84 r8:00000002 r7:60000113 r6:ed0c5d8c r5:8544b000 [ 1349.706866][ T32] r4:8544b000 [ 1349.706886][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.706926][ T32] r5:8544b000 r4:8291892c [ 1349.706945][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.706986][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.707036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0c5e08 [ 1349.707060][ T32] r4:00000000 [ 1349.707079][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.707117][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.707153][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.707226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a940 [ 1349.707281][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.707373][ T32] r9:83018205 r8:8544b000 r7:00000000 r6:83018200 r5:00001000 r4:7f471000 ** 1 printk messages dropped ** [ 1349.707440][ T32] r5:00001000 r4:ecdf9000 [ 1349.707459][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.707497][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.707657][ T32] r7:ddde2d80 r6:83018200 r5:85915f8c r4:8513be80 ** 1 printk messages dropped ** [ 1349.707728][ T32] r10:61c88647 r9:8544b000 r8:8513beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.707916][ T32] Exception stack(0xed0c5fb0 to 0xed0c5ff8) ** 3 printk messages dropped ** [ 1349.708061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.708109][ T32] r4:8566a680 [ 1349.708521][ T32] INFO: task kworker/1:327:6417 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.708556][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.716495][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.716681][ T32] Call trace: [ 1349.716778][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.716839][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.716865][ T32] r4:00000000 [ 1349.716887][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.716964][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.717000][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.717061][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.717092][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.717119][ T32] r5:800f0113 r4:80239bb0 [ 1349.717142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.717187][ T32] r4:82ac11e4 [ 1349.717212][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.717287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.717317][ T32] r4:e055ddc0 [ 1349.717339][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.717420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.717478][ T32] r4:00000000 [ 1349.717525][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.717578][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.717602][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.717670][ T32] r5:00001000 r4:e03a5000 [ 1349.717697][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.717766][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.717814][ T32] r5:84b16b8c r4:84b16800 [ 1349.717870][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.717922][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.717945][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.717990][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.718014][ T32] r4:84b6b700 [ 1349.718034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.718109][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.718166][ T32] r4:00000001 [ 1349.718192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.718230][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.718258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.718288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.718348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.718382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.718406][ T32] r4:84b66900 [ 1349.718430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.718491][ T32] INFO: task kworker/1:328:6419 blocked for more than 476 seconds. [ 1349.718559][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.718661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.723400][ T32] task:kworker/1:328 state:D stack:0 pid:6419 tgid:6419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.723490][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.723568][ T32] Call trace: [ 1349.723652][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.723754][ T32] r10:82918930 r9:ed0cdd84 r8:00000002 r7:60000113 r6:ed0cdd8c r5:85449800 [ 1349.723790][ T32] r4:85449800 [ 1349.723813][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.723875][ T32] r5:85449800 r4:8291892c [ 1349.723929][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.723976][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.724055][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0cde08 [ 1349.724104][ T32] r4:00000000 [ 1349.724139][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.724203][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.724269][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.724316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566aa80 [ 1349.724351][ T32] r4:00000000 [ 1349.724376][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.724581][ T32] r5:00001000 r4:ece1d000 [ 1349.724605][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.724646][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.724711][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.724923][ T32] r10:61c88647 r9:85449800 r8:8513bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.724968][ T32] r4:8513bf00 [ 1349.724994][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.725055][ T32] r10:00000000 r9:8513bf00 r8:8027f5e8 r7:ed0ade60 r6:85689500 r5:85449800 [ 1349.725080][ T32] r4:00000001 [ 1349.725100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.725159][ T32] Exception stack(0xed0cdfb0 to 0xed0cdff8) [ 1349.725215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.725272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.725305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.725336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.725359][ T32] r4:8566a7c0 [ 1349.725785][ T32] INFO: task kworker/1:328:6419 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.725822][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.725897][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.725951][ T32] Call trace: [ 1349.725985][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.726037][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.726093][ T32] r4:00000000 [ 1349.726119][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.726185][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.726218][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.726250][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.726298][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.726328][ T32] r5:800f0113 r4:80239bb0 [ 1349.726350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.726394][ T32] r4:82ac11e4 [ 1349.726416][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.726460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.726542][ T32] r4:e055ddc0 [ 1349.726579][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.726711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.726742][ T32] r4:00000000 [ 1349.726764][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.726813][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.726836][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.726894][ T32] r5:00001000 r4:e03a5000 [ 1349.726939][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.726983][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.727027][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1349.727162][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.727614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.727933][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.728326][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.739607][ T32] r5:00001000 r4:ece5b000 [ 1349.739630][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.739715][ T32] r5:8591678c r4:85916400 ** 3 printk messages dropped ** [ 1349.740186][ T32] r10:61c88647 r9:85518c00 r8:8513bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.741118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1349.742591][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1349.743026][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1349.743552][ T32] r5:00001000 r4:e03a5000 ** 6 printk messages dropped ** [ 1349.744262][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1349.744689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1349.745373][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.745994][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.746252][ T32] r7:ddde2d80 r6:83018200 r5:85916b8c r4:8567d000 ** 9 printk messages dropped ** [ 1349.746623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.747606][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.748059][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 ** 10 printk messages dropped ** [ 1349.769986][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.770236][ T32] r5:00001000 r4:e03a5000 [ 1349.770287][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.770332][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.770375][ T32] r5:84b16b8c r4:84b16800 [ 1349.770407][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.770458][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.770480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.770585][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.770634][ T32] r4:84b6b700 [ 1349.770684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.770735][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.770761][ T32] r4:00000001 [ 1349.770781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.770818][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.770848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.770887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.770918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.770973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.771008][ T32] r4:84b66900 [ 1349.771036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.771089][ T32] INFO: task kworker/1:331:6427 blocked for more than 476 seconds. [ 1349.771154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.771184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.771217][ T32] task:kworker/1:331 state:D stack:0 pid:6427 tgid:6427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.771279][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.771323][ T32] Call trace: [ 1349.771355][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.771404][ T32] r10:82918930 r9:ed0d9d84 r8:00000002 r7:60000113 r6:ed0d9d8c r5:85850000 [ 1349.771460][ T32] r4:85850000 [ 1349.771485][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.771534][ T32] r5:85850000 r4:8291892c [ 1349.771564][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.771608][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.771655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0d9e08 [ 1349.771677][ T32] r4:00000000 [ 1349.771697][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.771735][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.771776][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.771817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ae40 [ 1349.771858][ T32] r4:00000000 [ 1349.771915][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.771968][ T32] r9:83018205 r8:85850000 r7:00000000 r6:83018200 r5:00001000 r4:7f479000 [ 1349.771990][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.772031][ T32] r5:00001000 r4:ece8b000 [ 1349.772074][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.772125][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.772176][ T32] r5:85916f8c r4:85916c00 [ 1349.772199][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.772244][ T32] r7:ddde2d80 r6:83018200 r5:85916f8c r4:8567d100 [ 1349.772264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.772342][ T32] r10:61c88647 r9:85850000 r8:8567d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.772392][ T32] r4:8567d100 [ 1349.772416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.772483][ T32] r10:00000000 r9:8567d100 r8:8027f5e8 r7:ed0ade60 r6:8567d180 r5:85850000 [ 1349.772521][ T32] r4:00000001 [ 1349.772542][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.772610][ T32] Exception stack(0xed0d9fb0 to 0xed0d9ff8) [ 1349.772668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.772700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.772758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.772821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.772846][ T32] r4:8566acc0 [ 1349.773302][ T32] INFO: task kworker/1:331:6427 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.773370][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.773461][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.773543][ T32] Call trace: [ 1349.773578][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.773628][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.773653][ T32] r4:00000000 [ 1349.773700][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.773766][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.773798][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.773859][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.773888][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.773922][ T32] r5:800f0113 r4:80239bb0 [ 1349.773946][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.773989][ T32] r4:82ac11e4 [ 1349.774030][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.774077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.774100][ T32] r4:e055ddc0 [ 1349.774146][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.774195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.774220][ T32] r4:00000000 [ 1349.774261][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.774343][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.774368][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.774412][ T32] r5:00001000 r4:e03a5000 [ 1349.774444][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.774563][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.774624][ T32] r5:84b16b8c r4:84b16800 [ 1349.774645][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.774693][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.774725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.774779][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.774818][ T32] r4:84b6b700 [ 1349.774841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.774911][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.774960][ T32] r4:00000001 [ 1349.774984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.775020][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.775047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.775096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.775309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1349.775807][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed095e08 ** 9 printk messages dropped ** [ 1349.776198][ T32] r5:00001000 r4:eced7000 [ 1349.776221][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.776364][ T32] r7:ddde2d80 r6:83018200 r5:85917b8c r4:8567d200 ** 4 printk messages dropped ** [ 1349.776572][ T32] r10:00000000 r9:8567d200 r8:8027f5e8 r7:ed0ade60 r6:8567d280 r5:8543e000 ** 9 printk messages dropped ** [ 1349.777132][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.777635][ T32] r5:800f0113 r4:80239bb0 ** 5 printk messages dropped ** [ 1349.777843][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.778279][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 6 printk messages dropped ** [ 1349.778471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.794797][ T32] task:kworker/1:333 state:D stack:0 pid:6431 tgid:6431 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.795648][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.796059][ T32] r5:8591778c r4:85917400 ** 4 printk messages dropped ** [ 1349.796242][ T32] r4:8567d300 ** 6 printk messages dropped ** [ 1349.796524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.797129][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.797214][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.797266][ T32] Call trace: [ 1349.797322][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.797372][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.797395][ T32] r4:00000000 [ 1349.797415][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.797496][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.797535][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.797565][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.797591][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.797615][ T32] r5:800f0113 r4:80239bb0 [ 1349.797635][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.797706][ T32] r4:82ac11e4 [ 1349.797730][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.797772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.797794][ T32] r4:e055ddc0 [ 1349.797847][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.797893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.797936][ T32] r4:00000000 [ 1349.797991][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.798075][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.798126][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.798172][ T32] r5:00001000 r4:e03a5000 [ 1349.798285][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.798327][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.798369][ T32] r5:84b16b8c r4:84b16800 [ 1349.798389][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.798434][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.798455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.798561][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.798594][ T32] r4:84b6b700 [ 1349.798684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.804881][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.804985][ T32] r4:00000001 [ 1349.805014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.805093][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.805129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.805159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.805186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.805216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.805238][ T32] r4:84b66900 [ 1349.805262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.805311][ T32] INFO: task kworker/1:334:6432 blocked for more than 476 seconds. [ 1349.805371][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.805415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.805524][ T32] task:kworker/1:334 state:D stack:0 pid:6432 tgid:6432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.805587][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.805675][ T32] Call trace: [ 1349.805713][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.805766][ T32] r10:82918930 r9:ed0e5d84 r8:00000002 r7:60000013 r6:ed0e5d8c r5:85858c00 [ 1349.805792][ T32] r4:85858c00 [ 1349.805839][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.805888][ T32] r5:85858c00 r4:8291892c [ 1349.805910][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.805950][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.806025][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e5e08 [ 1349.806050][ T32] r4:00000000 [ 1349.806099][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.806141][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.806182][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.806248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210500 [ 1349.806303][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.806530][ T32] r5:00001000 r4:ecefb000 [ 1349.806589][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.806851][ T32] r7:ddde2d80 r6:83018200 r5:8591838c r4:8567d400 ** 7 printk messages dropped ** [ 1349.807295][ T32] Exception stack(0xed0e5fb0 to 0xed0e5ff8) ** 7 printk messages dropped ** [ 1349.807968][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.808012][ T32] Call trace: [ 1349.808063][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.808150][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.808220][ T32] r4:00000000 [ 1349.808244][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.808284][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.808312][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.808343][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.808390][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.808424][ T32] r5:800f0113 r4:80239bb0 [ 1349.808465][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.808521][ T32] r4:82ac11e4 [ 1349.808611][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.808715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.818003][ T32] r4:e055ddc0 [ 1349.818079][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.818151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.818177][ T32] r4:00000000 [ 1349.818244][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.818333][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.818380][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.818458][ T32] r5:00001000 r4:e03a5000 [ 1349.818531][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.818724][ T32] r5:84b16b8c r4:84b16800 ** 4 printk messages dropped ** [ 1349.819248][ T32] r4:84b6b700 ** 5 printk messages dropped ** [ 1349.819477][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.819956][ T32] Call trace: ** 7 printk messages dropped ** [ 1349.820315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0ede08 ** 9 printk messages dropped ** [ 1349.820704][ T32] r5:00001000 r4:eceeb000 [ 1349.820760][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.821135][ T32] r10:61c88647 r9:85859800 r8:8567d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1349.822488][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 3 printk messages dropped ** [ 1349.822675][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.822733][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.822784][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.822813][ T32] r5:800f0113 r4:80239bb0 [ 1349.822883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.822949][ T32] r4:82ac11e4 [ 1349.822974][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.823016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.823059][ T32] r4:e055ddc0 [ 1349.823090][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.823135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.823180][ T32] r4:00000000 [ 1349.823202][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.823248][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.823269][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.823310][ T32] r5:00001000 r4:e03a5000 [ 1349.823330][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.823368][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.823409][ T32] r5:84b16b8c r4:84b16800 [ 1349.823428][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.823482][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.823534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.823651][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.823686][ T32] r4:84b6b700 [ 1349.823709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.823754][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.823776][ T32] r4:00000001 [ 1349.823796][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.823830][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.823855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.823884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.823920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.823954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.823976][ T32] r4:84b66900 [ 1349.824017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.824046][ T32] INFO: task kworker/1:336:6436 blocked for more than 476 seconds. [ 1349.824074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.824098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.824139][ T32] task:kworker/1:336 state:D stack:0 pid:6436 tgid:6436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.824210][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.824278][ T32] Call trace: [ 1349.824308][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.824354][ T32] r10:82918930 r9:ed0f1d84 r8:00000002 r7:60000013 r6:ed0f1d8c r5:8585a400 ** 1 printk messages dropped ** [ 1349.824417][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1349.824851][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.825143][ T32] r5:00001000 r4:ecf13000 [ 1349.825178][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.825470][ T32] r10:61c88647 r9:8585a400 r8:8567d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.825986][ T32] r4:85210440 ** 3 printk messages dropped ** [ 1349.826426][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.826718][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 11 printk messages dropped ** [ 1349.827146][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 8 printk messages dropped ** [ 1349.827512][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1349.827975][ T32] r4:84b66900 ** 3 printk messages dropped ** [ 1349.828096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1349.828613][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f5e08 ** 1 printk messages dropped ** [ 1349.844901][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.845010][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.845055][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.845100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852107c0 [ 1349.845134][ T32] r4:00000000 [ 1349.845180][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.845255][ T32] r9:83018205 r8:8585b000 r7:00000000 r6:83018200 r5:00001000 r4:7f487000 [ 1349.845304][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.845371][ T32] r5:00001000 r4:ecf23000 [ 1349.845393][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.845437][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.845479][ T32] r5:85918b8c r4:85918800 [ 1349.845501][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.845569][ T32] r7:ddde2d80 r6:83018200 r5:85918b8c r4:8567d700 [ 1349.845595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.845642][ T32] r10:61c88647 r9:8585b000 r8:8567d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.845666][ T32] r4:8567d700 [ 1349.845686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.845757][ T32] r10:00000000 r9:8567d700 r8:8027f5e8 r7:ed0f1e60 r6:8567d780 r5:8585b000 [ 1349.845818][ T32] r4:00000001 [ 1349.845851][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.845906][ T32] Exception stack(0xed0f5fb0 to 0xed0f5ff8) [ 1349.845940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.845992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.846023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.846055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.846078][ T32] r4:85210480 [ 1349.846601][ T32] INFO: task kworker/1:337:6438 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.846647][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.846772][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.846891][ T32] Call trace: [ 1349.846939][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.847014][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.847106][ T32] r4:00000000 [ 1349.847130][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.847170][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.847199][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.847229][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.847255][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1349.847480][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1349.847772][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.848270][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.848581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.858420][ T32] Call trace: ** 3 printk messages dropped ** [ 1349.858916][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1349.859364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210980 ** 6 printk messages dropped ** [ 1349.859629][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.860025][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.860307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1349.861004][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.861051][ T32] Call trace: [ 1349.861113][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.861166][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.861191][ T32] r4:00000000 [ 1349.861210][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.861247][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.861278][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.861309][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.861334][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.861359][ T32] r5:800f0113 r4:80239bb0 [ 1349.861378][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.861433][ T32] r4:82ac11e4 [ 1349.861490][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.861552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.861604][ T32] r4:e055ddc0 [ 1349.861628][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.861671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.861720][ T32] r4:00000000 [ 1349.861744][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.861820][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.861858][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.861943][ T32] r5:00001000 r4:e03a5000 [ 1349.861966][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.862009][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.862068][ T32] r5:84b16b8c r4:84b16800 [ 1349.862105][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.862155][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.862206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.862317][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.862355][ T32] r4:84b6b700 [ 1349.862406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.862456][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.862479][ T32] r4:00000001 [ 1349.862547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.862595][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 1 printk messages dropped ** [ 1349.862681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.863274][ T32] r10:82918930 r9:ed0fdd84 r8:00000002 r7:60000113 r6:ed0fdd8c r5:8585c800 ** 5 printk messages dropped ** [ 1349.863592][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0fde08 ** 9 printk messages dropped ** [ 1349.864072][ T32] r5:00001000 r4:ecf51000 ** 1 printk messages dropped ** [ 1349.864134][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.864605][ T32] Exception stack(0xed0fdfb0 to 0xed0fdff8) ** 6 printk messages dropped ** [ 1349.865072][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.865629][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 8 printk messages dropped ** [ 1349.865968][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.866256][ T32] r5:84b16b8c r4:84b16800 ** 4 printk messages dropped ** [ 1349.866617][ T32] r4:84b6b700 ** 5 printk messages dropped ** [ 1349.866871][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.867212][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1349.867576][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.867621][ T32] r5:8585d400 r4:8291892c [ 1349.867641][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.867680][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.867726][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed111e08 [ 1349.867748][ T32] r4:00000000 [ 1349.867767][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.867804][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.867841][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.867969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210cc0 [ 1349.867997][ T32] r4:00000000 [ 1349.868071][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.868119][ T32] r9:83018205 r8:8585d400 r7:00000000 r6:83018200 r5:00001000 r4:7f447000 [ 1349.868141][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.868206][ T32] r5:00001000 r4:dfc9d000 [ 1349.868234][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.868288][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.868333][ T32] r5:8591978c r4:85919400 [ 1349.868353][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.868396][ T32] r7:ddde2d80 r6:83018200 r5:8591978c r4:8567da00 [ 1349.868417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.868511][ T32] r10:61c88647 r9:8585d400 r8:8567da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.868580][ T32] r4:8567da00 [ 1349.868646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.885566][ T32] r10:00000000 r9:8567da00 r8:8027f5e8 r7:ed0fde60 r6:8567da80 r5:8585d400 [ 1349.885653][ T32] r4:00000001 [ 1349.885722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.885791][ T32] Exception stack(0xed111fb0 to 0xed111ff8) [ 1349.885853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.885889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.885916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.885980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.886032][ T32] r4:85210c00 [ 1349.886489][ T32] INFO: task kworker/1:340:6448 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.886583][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.886730][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.886857][ T32] Call trace: [ 1349.886922][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.886982][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.887039][ T32] r4:00000000 [ 1349.887091][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.887156][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.887189][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.887220][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.887256][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.887305][ T32] r5:800f0113 r4:80239bb0 [ 1349.887331][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.887377][ T32] r4:82ac11e4 [ 1349.887397][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.887439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.887502][ T32] r4:e055ddc0 [ 1349.887539][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.887615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.887674][ T32] r4:00000000 [ 1349.887697][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.887781][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.887808][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.887903][ T32] r5:00001000 r4:e03a5000 [ 1349.887928][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.887997][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.888081][ T32] r5:84b16b8c r4:84b16800 [ 1349.888138][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.888189][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.888211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.888277][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.888303][ T32] r4:84b6b700 [ 1349.888340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.888388][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.888449][ T32] r4:00000001 [ 1349.888496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.888543][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.888667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.895606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.895661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.895736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.895782][ T32] r4:84b66900 [ 1349.895840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.895876][ T32] INFO: task kworker/1:341:6449 blocked for more than 476 seconds. [ 1349.895937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.895970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.895993][ T32] task:kworker/1:341 state:D stack:0 pid:6449 tgid:6449 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1349.896373][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1349.896810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87b80 [ 1349.896831][ T32] r4:00000000 [ 1349.896850][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.896948][ T32] r9:83018205 r8:85860000 r7:00000000 r6:83018200 r5:00001000 r4:7f591000 [ 1349.896976][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.897041][ T32] r5:00001000 r4:ec72d000 [ 1349.897065][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.897104][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.897237][ T32] r5:8424fb8c r4:8424f800 [ 1349.897274][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.897328][ T32] r7:ddde2d80 r6:83018200 r5:8424fb8c r4:8567db00 [ 1349.897396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.897449][ T32] r10:61c88647 r9:85860000 r8:8567db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.897472][ T32] r4:8567db00 [ 1349.897494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1349.897575][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.897815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.906431][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.906808][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 ** 10 printk messages dropped ** [ 1349.907320][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.907724][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1349.907925][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.908429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.915926][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.916181][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.916571][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.916760][ T32] r5:00001000 r4:eccfb000 ** 1 printk messages dropped ** [ 1349.916820][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.916862][ T32] r5:85919f8c r4:85919c00 [ 1349.916913][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.916965][ T32] r7:ddde2d80 r6:83018200 r5:85919f8c r4:8567dc00 [ 1349.916986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.917079][ T32] r10:61c88647 r9:85860c00 r8:8567dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.917105][ T32] r4:8567dc00 [ 1349.917159][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.917263][ T32] r10:00000000 r9:8567dc00 r8:8027f5e8 r7:ed115e60 r6:8567dc80 r5:85860c00 [ 1349.917346][ T32] r4:00000001 [ 1349.917444][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.917512][ T32] Exception stack(0xed119fb0 to 0xed119ff8) [ 1349.917543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.917573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.917659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.917715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.917741][ T32] r4:85210c00 [ 1349.918165][ T32] INFO: task kworker/1:342:6451 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.918244][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.918392][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.918494][ T32] Call trace: [ 1349.918582][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.918634][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.924480][ T32] r4:00000000 [ 1349.924582][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.924653][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.924688][ T32] dd20: 80394000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.924719][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.924769][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.924825][ T32] r5:800f0113 r4:80239bb0 [ 1349.924875][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.924955][ T32] r4:82ac11e4 [ 1349.925006][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.925102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.925170][ T32] r4:e055ddc0 [ 1349.925217][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.925270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.925293][ T32] r4:00000000 [ 1349.925333][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.925445][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.925481][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.925537][ T32] r5:00001000 r4:e03a5000 [ 1349.925570][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.925647][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.925712][ T32] r5:84b16b8c r4:84b16800 [ 1349.925738][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.926054][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 8 printk messages dropped ** [ 1349.926409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1349.927037][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.927535][ T32] r5:00001000 r4:ed2cd000 [ 1349.927555][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.927727][ T32] r7:ddde2d80 r6:83018200 r5:8591a38c r4:8567dd00 ** 7 printk messages dropped ** [ 1349.928075][ T32] Exception stack(0xed101fb0 to 0xed101ff8) ** 7 printk messages dropped ** [ 1349.940666][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.941017][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 ** 8 printk messages dropped ** [ 1349.941336][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1349.941961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.942337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.942365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.942394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.942434][ T32] r4:84b66900 [ 1349.942488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.942575][ T32] INFO: task kworker/1:344:6540 blocked for more than 476 seconds. [ 1349.942652][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.942682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.942733][ T32] task:kworker/1:344 state:D stack:0 pid:6540 tgid:6540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.942816][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.942903][ T32] Call trace: [ 1349.942968][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.943045][ T32] r10:82918930 r9:ed2a5d84 r8:00000002 r7:60000113 r6:ed2a5d8c r5:85866c00 [ 1349.943073][ T32] r4:85866c00 [ 1349.943093][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.943134][ T32] r5:85866c00 r4:8291892c [ 1349.943182][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.943228][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.943275][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a5e08 [ 1349.943297][ T32] r4:00000000 [ 1349.943316][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.943353][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.943389][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.943430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cec0 [ 1349.943452][ T32] r4:00000000 [ 1349.943471][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.943546][ T32] r9:83018205 r8:85866c00 r7:00000000 r6:83018200 r5:00001000 r4:7f529000 [ 1349.943573][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.943616][ T32] r5:00001000 r4:ec7f7000 [ 1349.943704][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.943764][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.943808][ T32] r5:8591ab8c r4:8591a800 [ 1349.943828][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.943894][ T32] r7:ddde2d80 r6:83018200 r5:8591ab8c r4:8567de00 [ 1349.943918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.943973][ T32] r10:61c88647 r9:85866c00 r8:8567de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.944321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.945026][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.945445][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1349.945846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 7 printk messages dropped ** [ 1349.946198][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1349.946356][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.946762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.947113][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1349.947341][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1349.947888][ T32] r9:83018205 r8:85861800 r7:00000000 r6:83018200 r5:00001000 r4:7f52b000 ** 5 printk messages dropped ** [ 1349.948135][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.948409][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.948696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.955014][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.955238][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1349.955612][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.955788][ T32] r5:00001000 r4:e03a5000 ** 6 printk messages dropped ** [ 1349.956148][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.956459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.956493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.956544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.956578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.956604][ T32] r4:84b66900 [ 1349.956627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.956658][ T32] INFO: task kworker/1:346:6570 blocked for more than 476 seconds. [ 1349.956693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.956751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.956809][ T32] task:kworker/1:346 state:D stack:0 pid:6570 tgid:6570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.956891][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.956938][ T32] Call trace: [ 1349.957054][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.957105][ T32] r10:82918930 r9:ec785d84 r8:00000002 r7:60000113 r6:ec785d8c r5:85865400 [ 1349.957129][ T32] r4:85865400 [ 1349.957151][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.957193][ T32] r5:85865400 r4:8291892c [ 1349.957213][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.957255][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.957330][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 [ 1349.957359][ T32] r4:00000000 [ 1349.957381][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.957420][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.957458][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.957547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87300 [ 1349.957604][ T32] r4:00000000 [ 1349.957634][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.957682][ T32] r9:83018205 r8:85865400 r7:00000000 r6:83018200 r5:00001000 r4:7f57d000 [ 1349.957704][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.957747][ T32] r5:00001000 r4:ecad7000 [ 1349.957770][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.957839][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.957889][ T32] r5:8591b78c r4:8591b400 [ 1349.957910][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.957955][ T32] r7:ddde2d80 r6:83018200 r5:8591b78c r4:859a0000 [ 1349.957977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.958024][ T32] r10:61c88647 r9:85865400 r8:859a002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.958048][ T32] r4:859a0000 [ 1349.958068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.958145][ T32] r10:00000000 r9:859a0000 r8:8027f5e8 r7:ed115e60 r6:859a0080 r5:85865400 [ 1349.958211][ T32] r4:00000001 [ 1349.958236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.958274][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 1349.958300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.958332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.958361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.958390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.958441][ T32] r4:853c2040 [ 1349.967975][ T32] INFO: task kworker/1:346:6570 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.968088][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.968181][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.968246][ T32] Call trace: [ 1349.968279][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.968348][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.968377][ T32] r4:00000000 [ 1349.968436][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.968482][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.968549][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.968647][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.969111][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.969148][ T32] r5:800f0113 r4:80239bb0 [ 1349.969170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.969241][ T32] r4:82ac11e4 [ 1349.969289][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.969337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.969359][ T32] r4:e055ddc0 [ 1349.969379][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.969422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.969444][ T32] r4:00000000 [ 1349.969464][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.969529][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.969555][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.969620][ T32] r5:00001000 r4:e03a5000 [ 1349.969666][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.969710][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.969752][ T32] r5:84b16b8c r4:84b16800 [ 1349.969772][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.969840][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.969865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.969934][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.969960][ T32] r4:84b6b700 [ 1349.969981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.970025][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.970047][ T32] r4:00000001 [ 1349.970066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1349.970220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.970454][ T32] task:kworker/1:347 state:D stack:0 pid:6615 tgid:6615 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.971039][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.971281][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.971472][ T32] r5:00001000 r4:ecaef000 [ 1349.971492][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.971538][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.971579][ T32] r5:8591bb8c r4:8591b800 [ 1349.971598][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.971641][ T32] r7:ddde2d80 r6:83018200 r5:8591bb8c r4:859a0100 [ 1349.971684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.971733][ T32] r10:61c88647 r9:85864800 r8:859a012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.971760][ T32] r4:859a0100 [ 1349.971789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.971838][ T32] r10:00000000 r9:859a0100 r8:8027f5e8 r7:ed115e60 r6:859a0180 r5:85864800 [ 1349.971872][ T32] r4:00000001 [ 1349.971916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.971977][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1349.972028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.972071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.972114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.972174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.972237][ T32] r4:85a87180 [ 1349.972650][ T32] INFO: task kworker/1:347:6615 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1349.972684][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.972759][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.972808][ T32] Call trace: [ 1349.972893][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1349.972946][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1349.972991][ T32] r4:00000000 [ 1349.973034][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.973077][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1349.973128][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1349.973161][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1349.973224][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.973251][ T32] r5:800f0113 r4:80239bb0 [ 1349.973271][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.973312][ T32] r4:82ac11e4 [ 1349.973332][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.973375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.973436][ T32] r4:e055ddc0 [ 1349.973497][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.973549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.973572][ T32] r4:00000000 [ 1349.973615][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.973703][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.973726][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.973783][ T32] r5:00001000 r4:e03a5000 [ 1349.973816][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.973861][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.973912][ T32] r5:84b16b8c r4:84b16800 [ 1349.973986][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.974039][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.974139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.974227][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.974260][ T32] r4:84b6b700 [ 1349.974281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.974326][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 7 printk messages dropped ** [ 1349.974740][ T32] r4:84b66900 ** 4 printk messages dropped ** [ 1349.974966][ T32] task:kworker/1:348 state:D stack:0 pid:6626 tgid:6626 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1349.975612][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1349.976045][ T32] r5:00001000 r4:ec73d000 [ 1349.976090][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.976265][ T32] r7:ddde2d80 r6:83018200 r5:85a33f8c r4:859a0200 ** 7 printk messages dropped ** [ 1349.976601][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) ** 6 printk messages dropped ** [ 1349.977032][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.977578][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1349.977607][ T32] r5:800f0113 r4:80239bb0 [ 1349.977627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.977668][ T32] r4:82ac11e4 [ 1349.977710][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.977793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1349.977829][ T32] r4:e055ddc0 [ 1349.977849][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.977928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1349.977961][ T32] r4:00000000 [ 1349.977980][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.978027][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.978047][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.978088][ T32] r5:00001000 r4:e03a5000 [ 1349.978107][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.978145][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.978186][ T32] r5:84b16b8c r4:84b16800 [ 1349.978205][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.978260][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1349.978286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.978341][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.978368][ T32] r4:84b6b700 [ 1349.978410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.978459][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1349.978482][ T32] r4:00000001 [ 1349.978557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.978600][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1349.978640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.978714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.995465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.995560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.995591][ T32] r4:84b66900 [ 1349.995639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.995676][ T32] INFO: task kworker/1:349:6629 blocked for more than 476 seconds. [ 1349.995711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.995746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.995773][ T32] task:kworker/1:349 state:D stack:0 pid:6629 tgid:6629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.995855][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.995939][ T32] Call trace: [ 1349.995977][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1349.996062][ T32] r10:82918930 r9:ec829d84 r8:00000002 r7:60000013 r6:ec829d8c r5:85866000 [ 1349.996097][ T32] r4:85866000 [ 1349.996121][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.996163][ T32] r5:85866000 r4:8291892c [ 1349.996192][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.996236][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.996283][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 [ 1349.996326][ T32] r4:00000000 [ 1349.996378][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1349.996420][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.996482][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1349.996586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8ab40 [ 1349.996614][ T32] r4:00000000 [ 1349.996635][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1349.996683][ T32] r9:83018205 r8:85866000 r7:00000000 r6:83018200 r5:00001000 r4:7f5b5000 [ 1349.996726][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.996782][ T32] r5:00001000 r4:ecb23000 [ 1349.996827][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1349.996871][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.997073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.997499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.998241][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.998393][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 6 printk messages dropped ** [ 1350.005178][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1350.005733][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 4 printk messages dropped ** [ 1350.005973][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 7 printk messages dropped ** [ 1350.006258][ T32] r4:84b66900 [ 1350.006281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.006311][ T32] INFO: task kworker/1:350:6631 blocked for more than 476 seconds. [ 1350.006343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.006391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.006438][ T32] task:kworker/1:350 state:D stack:0 pid:6631 tgid:6631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.006540][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.006621][ T32] Call trace: [ 1350.006689][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.006761][ T32] r10:82918930 r9:ecaf9d84 r8:00000002 r7:60000113 r6:ecaf9d8c r5:85862400 [ 1350.006790][ T32] r4:85862400 [ 1350.006810][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.006851][ T32] r5:85862400 r4:8291892c [ 1350.006879][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.006923][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.006968][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 [ 1350.007012][ T32] r4:00000000 [ 1350.007065][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.007107][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.007165][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.007231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1180 [ 1350.007257][ T32] r4:00000000 [ 1350.007278][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.007343][ T32] r9:83018205 r8:85862400 r7:00000000 r6:83018200 r5:00001000 r4:7f5af000 [ 1350.007368][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.007413][ T32] r5:00001000 r4:ec839000 [ 1350.007454][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.007496][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.007554][ T32] r5:8424f38c r4:8424f000 [ 1350.007588][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.007660][ T32] r7:ddde2d80 r6:83018200 r5:8424f38c r4:859a0400 [ 1350.007684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.007729][ T32] r10:61c88647 r9:85862400 r8:859a042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.007752][ T32] r4:859a0400 [ 1350.007771][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.007815][ T32] r10:00000000 r9:859a0400 r8:8027f5e8 r7:ec829e60 r6:859a0480 r5:85862400 [ 1350.007839][ T32] r4:00000001 [ 1350.007859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.007895][ T32] Exception stack(0xecaf9fb0 to 0xecaf9ff8) [ 1350.007921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.007951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.007989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.008044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.008070][ T32] r4:85a87c40 [ 1350.008494][ T32] INFO: task kworker/1:350:6631 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.008561][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1350.008755][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.017322][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 ** 9 printk messages dropped ** [ 1350.017719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 10 printk messages dropped ** [ 1350.018234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.018647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.023617][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.024054][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1350.024549][ T32] r9:83018205 r8:83fc1800 r7:00000000 r6:83018200 r5:00001000 r4:7f5b1000 ** 1 printk messages dropped ** [ 1350.024620][ T32] r5:00001000 r4:ecb0b000 [ 1350.024640][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.024700][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.024747][ T32] r5:8424ef8c r4:8424ec00 [ 1350.024795][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.024850][ T32] r7:ddde2d80 r6:83018200 r5:8424ef8c r4:859a0500 [ 1350.024873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.024919][ T32] r10:61c88647 r9:83fc1800 r8:859a052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.024941][ T32] r4:859a0500 [ 1350.024960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.025003][ T32] r10:00000000 r9:859a0500 r8:8027f5e8 r7:ec829e60 r6:859a0580 r5:83fc1800 [ 1350.025026][ T32] r4:00000001 [ 1350.025045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.025081][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1350.025108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.025136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.025188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.025222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.025245][ T32] r4:85a98200 [ 1350.025686][ T32] INFO: task kworker/1:351:6648 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.025727][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.025813][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.025860][ T32] Call trace: [ 1350.025973][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.026060][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.026094][ T32] r4:00000000 [ 1350.026136][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.026181][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.026233][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.026288][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.026338][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.026366][ T32] r5:800f0113 r4:80239bb0 [ 1350.026387][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1350.026612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 3 printk messages dropped ** [ 1350.026747][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.026873][ T32] r5:00001000 r4:e03a5000 ** 5 printk messages dropped ** [ 1350.027137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.027434][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.027642][ T32] INFO: task kworker/1:352:6649 blocked for more than 476 seconds. [ 1350.027690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.027747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.027810][ T32] task:kworker/1:352 state:D stack:0 pid:6649 tgid:6649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.027859][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.027898][ T32] Call trace: [ 1350.027928][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.027972][ T32] r10:82918930 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:83fc0000 [ 1350.028017][ T32] r4:83fc0000 [ 1350.028040][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.028080][ T32] r5:83fc0000 r4:8291892c [ 1350.028101][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.028162][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.028212][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1350.028234][ T32] r4:00000000 [ 1350.028275][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.028317][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.028354][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.028418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98300 [ 1350.028444][ T32] r4:00000000 [ 1350.028463][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.028533][ T32] r9:83018205 r8:83fc0000 r7:00000000 r6:83018200 r5:00001000 r4:7f5b3000 [ 1350.028560][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.028676][ T32] r5:00001000 r4:ecb13000 [ 1350.037173][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.037276][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.037328][ T32] r5:8592438c r4:85924000 [ 1350.037382][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.037435][ T32] r7:ddde2d80 r6:83018200 r5:8592438c r4:859a0600 [ 1350.037492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.037548][ T32] r10:61c88647 r9:83fc0000 r8:859a062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.037571][ T32] r4:859a0600 [ 1350.037591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.037679][ T32] r10:00000000 r9:859a0600 r8:8027f5e8 r7:ec829e60 r6:859a0680 r5:83fc0000 [ 1350.037709][ T32] r4:00000001 [ 1350.037761][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.037805][ T32] Exception stack(0xecb21fb0 to 0xecb21ff8) [ 1350.037844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.037910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.037979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.038031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.038077][ T32] r4:85a98080 [ 1350.038655][ T32] INFO: task kworker/1:352:6649 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.043200][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.043314][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.043373][ T32] Call trace: [ 1350.043406][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.043475][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.043513][ T32] r4:00000000 [ 1350.043534][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1350.043630][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 ** 4 printk messages dropped ** [ 1350.043821][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1350.043905][ T32] r4:e055ddc0 ** 1 printk messages dropped ** [ 1350.044041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 6 printk messages dropped ** [ 1350.044336][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.044552][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1350.044779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.044955][ T32] r4:84b66900 ** 1 printk messages dropped ** [ 1350.045034][ T32] INFO: task kworker/1:353:6651 blocked for more than 476 seconds. ** 4 printk messages dropped ** [ 1350.045299][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.045415][ T32] r4:83fc0c00 ** 3 printk messages dropped ** [ 1350.045581][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.045840][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1350.046014][ T32] r9:83018205 r8:83fc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f5c1000 [ 1350.046060][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.046124][ T32] r5:00001000 r4:ecb75000 [ 1350.046148][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.046209][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.046255][ T32] r5:85a38b8c r4:85a38800 [ 1350.046275][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.046319][ T32] r7:ddde2d80 r6:83018200 r5:85a38b8c r4:859a0700 [ 1350.046341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.046410][ T32] r10:61c88647 r9:83fc0c00 r8:859a072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.046436][ T32] r4:859a0700 [ 1350.046485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.046582][ T32] r10:00000000 r9:859a0700 r8:8027f5e8 r7:ec829e60 r6:859a0780 r5:83fc0c00 [ 1350.046606][ T32] r4:00000001 [ 1350.046640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.046678][ T32] Exception stack(0xecb35fb0 to 0xecb35ff8) [ 1350.046725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.046781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.046816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.046855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.046881][ T32] r4:85a98040 [ 1350.047330][ T32] INFO: task kworker/1:353:6651 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.047372][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.047489][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.047580][ T32] Call trace: [ 1350.047667][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.047722][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.047755][ T32] r4:00000000 [ 1350.047789][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.047831][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.047859][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.047888][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.047914][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.047938][ T32] r5:800f0113 r4:80239bb0 [ 1350.047958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.047998][ T32] r4:82ac11e4 [ 1350.048018][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.048060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.048104][ T32] r4:e055ddc0 [ 1350.048128][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.048203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.048229][ T32] r4:00000000 [ 1350.048259][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.048328][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.048353][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.048417][ T32] r5:00001000 r4:e03a5000 [ 1350.048440][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.048492][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.048546][ T32] r5:84b16b8c r4:84b16800 [ 1350.048566][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.048628][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.048726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.059455][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.059500][ T32] r4:84b6b700 [ 1350.059531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.059599][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.059622][ T32] r4:00000001 [ 1350.059642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.059679][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.059709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.059760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.059828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.059876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.059925][ T32] r4:84b66900 [ 1350.059952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.059984][ T32] INFO: task kworker/1:354:6658 blocked for more than 476 seconds. [ 1350.060048][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.060085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.060140][ T32] task:kworker/1:354 state:D stack:0 pid:6658 tgid:6658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.060200][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.060268][ T32] Call trace: [ 1350.060328][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.060379][ T32] r10:82918930 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:83fc3c00 [ 1350.060420][ T32] r4:83fc3c00 [ 1350.060465][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.060520][ T32] r5:83fc3c00 r4:8291892c [ 1350.060563][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.060608][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.060655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 1350.060677][ T32] r4:00000000 [ 1350.060696][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.060751][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.060801][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.060868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98f40 [ 1350.060894][ T32] r4:00000000 [ 1350.060915][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.060984][ T32] r9:83018205 r8:83fc3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f5c9000 [ 1350.061028][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.061083][ T32] r5:00001000 r4:ec8d9000 [ 1350.061112][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.061153][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.061195][ T32] r5:85924f8c r4:85924c00 [ 1350.061235][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.061306][ T32] r7:ddde2d80 r6:83018200 r5:85924f8c r4:859a0800 [ 1350.061331][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.061377][ T32] r10:61c88647 r9:83fc3c00 r8:859a082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.061409][ T32] r4:859a0800 [ 1350.061431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.061475][ T32] r10:00000000 r9:859a0800 r8:8027f5e8 r7:ecb35e60 r6:859a0880 r5:83fc3c00 [ 1350.061497][ T32] r4:00000001 [ 1350.061522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.061570][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1350.061622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.061664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.061704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.061759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.061784][ T32] r4:85a98740 [ 1350.062200][ T32] INFO: task kworker/1:354:6658 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.062238][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.062378][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.062467][ T32] Call trace: [ 1350.062581][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.062634][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.062682][ T32] r4:00000000 [ 1350.062728][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.062797][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.062850][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.062903][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.062932][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.062971][ T32] r5:800f0113 r4:80239bb0 [ 1350.062995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.063037][ T32] r4:82ac11e4 [ 1350.063058][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.063109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.063136][ T32] r4:e055ddc0 [ 1350.063191][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.063237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.063281][ T32] r4:00000000 [ 1350.063304][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.063350][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.063401][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.063456][ T32] r5:00001000 r4:e03a5000 [ 1350.063478][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.063523][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.063599][ T32] r5:84b16b8c r4:84b16800 [ 1350.063663][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.063756][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.063784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.063852][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.063880][ T32] r4:84b6b700 [ 1350.063900][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.063944][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.063967][ T32] r4:00000001 [ 1350.063986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.064020][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.064055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.064117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.064163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.064199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.064244][ T32] r4:84b66900 [ 1350.064267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1350.064431][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.064813][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba9e08 ** 7 printk messages dropped ** [ 1350.065154][ T32] r9:83018205 r8:83fc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f5c7000 ** 1 printk messages dropped ** [ 1350.065224][ T32] r5:00001000 r4:ec8b9000 ** 4 printk messages dropped ** [ 1350.065440][ T32] r7:ddde2d80 r6:83018200 r5:85924b8c r4:859a0900 ** 4 printk messages dropped ** [ 1350.065617][ T32] r10:00000000 r9:859a0900 r8:8027f5e8 r7:ecb89e60 r6:859a0980 r5:83fc4800 ** 6 printk messages dropped ** [ 1350.065895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.065945][ T32] r4:85a98a80 [ 1350.066157][ T32] INFO: task kworker/1:355:6660 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.066189][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.066245][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.066288][ T32] Call trace: [ 1350.066364][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.066435][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.066462][ T32] r4:00000000 [ 1350.066482][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.066576][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.066632][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.066666][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.066723][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.066774][ T32] r5:800f0113 r4:80239bb0 [ 1350.066799][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.066841][ T32] r4:82ac11e4 [ 1350.066860][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.066925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.066951][ T32] r4:e055ddc0 [ 1350.066981][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.067036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.067103][ T32] r4:00000000 [ 1350.067130][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.067176][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.067198][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.067261][ T32] r5:00001000 r4:e03a5000 [ 1350.067286][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.067346][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.067397][ T32] r5:84b16b8c r4:84b16800 [ 1350.067430][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.067507][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.067566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.067615][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.067637][ T32] r4:84b6b700 [ 1350.067656][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.067699][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.067721][ T32] r4:00000001 [ 1350.067740][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.067775][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.067824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.067867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.067907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.067939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.067961][ T32] r4:84b66900 [ 1350.068000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.068060][ T32] INFO: task kworker/1:356:6670 blocked for more than 476 seconds. [ 1350.068092][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.068139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.068163][ T32] task:kworker/1:356 state:D stack:0 pid:6670 tgid:6670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.068208][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.068248][ T32] Call trace: [ 1350.068277][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.068321][ T32] r10:82918930 r9:ecb05d84 r8:00000002 r7:60000113 r6:ecb05d8c r5:83fc2400 [ 1350.068353][ T32] r4:83fc2400 [ 1350.068400][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.068444][ T32] r5:83fc2400 r4:8291892c [ 1350.068463][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.087306][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1350.087650][ T32] r5:00001000 r4:ec93d000 [ 1350.087709][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.087949][ T32] r7:ddde2d80 r6:83018200 r5:8592578c r4:859a0a00 ** 7 printk messages dropped ** [ 1350.088313][ T32] Exception stack(0xecb05fb0 to 0xecb05ff8) ** 4 printk messages dropped ** [ 1350.088526][ T32] r4:85a98dc0 ** 2 printk messages dropped ** [ 1350.093690][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.094046][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1350.094353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1350.094716][ T32] r5:00001000 r4:e03a5000 [ 1350.094741][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.094809][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.094859][ T32] r5:84b16b8c r4:84b16800 [ 1350.094880][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.094927][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.094948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.094993][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.095016][ T32] r4:84b6b700 [ 1350.095036][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.095081][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.095127][ T32] r4:00000001 [ 1350.095172][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.095211][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.095237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.095266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.095314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.095346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.095390][ T32] r4:84b66900 [ 1350.095417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.095454][ T32] INFO: task kworker/1:357:6671 blocked for more than 476 seconds. [ 1350.095487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.095550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.095584][ T32] task:kworker/1:357 state:D stack:0 pid:6671 tgid:6671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.095633][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.095695][ T32] Call trace: [ 1350.095729][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.095796][ T32] r10:82918930 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:83fc5400 [ 1350.095823][ T32] r4:83fc5400 [ 1350.095844][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.095884][ T32] r5:83fc5400 r4:8291892c [ 1350.095905][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.095967][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.096018][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1350.096041][ T32] r4:00000000 [ 1350.096080][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.096121][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.096157][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.096199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98a40 [ 1350.096242][ T32] r4:00000000 [ 1350.096264][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.096309][ T32] r9:83018205 r8:83fc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f5cb000 [ 1350.096330][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.096373][ T32] r5:00001000 r4:ec909000 [ 1350.096392][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.096430][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.096473][ T32] r5:8592538c r4:85925000 [ 1350.096492][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.096545][ T32] r7:ddde2d80 r6:83018200 r5:8592538c r4:859a0b00 [ 1350.096567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.096634][ T32] r4:859a0b00 ** 4 printk messages dropped ** [ 1350.096884][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) ** 2 printk messages dropped ** [ 1350.096990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.097437][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.097644][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.097667][ T32] r4:00000000 [ 1350.097687][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.097725][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.097784][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.097818][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.097843][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.097868][ T32] r5:800f0113 r4:80239bb0 [ 1350.097888][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.097929][ T32] r4:82ac11e4 [ 1350.097970][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.098039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.098066][ T32] r4:e055ddc0 [ 1350.098086][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.098128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.098171][ T32] r4:00000000 [ 1350.098194][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.098240][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.098260][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.098302][ T32] r5:00001000 r4:e03a5000 [ 1350.098322][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.098359][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.098423][ T32] r5:84b16b8c r4:84b16800 [ 1350.098447][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.098524][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.098551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.098597][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.098635][ T32] r4:84b6b700 [ 1350.098734][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.107195][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.107265][ T32] r4:00000001 [ 1350.107294][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.107350][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.107422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.107458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.107509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.107544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.107567][ T32] r4:84b66900 [ 1350.107591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.107620][ T32] INFO: task kworker/1:358:6674 blocked for more than 476 seconds. [ 1350.107673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.107724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.107749][ T32] task:kworker/1:358 state:D stack:0 pid:6674 tgid:6674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.107805][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.107988][ T32] Call trace: [ 1350.108049][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.108102][ T32] r10:82918930 r9:ec931d84 r8:00000002 r7:60000113 r6:ec931d8c r5:83fc6000 [ 1350.108125][ T32] r4:83fc6000 [ 1350.108144][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.108185][ T32] r5:83fc6000 r4:8291892c [ 1350.108205][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.108266][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.108316][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1350.108359][ T32] r4:00000000 [ 1350.108382][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.108420][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.108553][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.108668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87f80 [ 1350.113351][ T32] r4:00000000 [ 1350.113415][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.113485][ T32] r9:83018205 r8:83fc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f5d1000 [ 1350.113526][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.113599][ T32] r5:00001000 r4:ec951000 [ 1350.113630][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.113715][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.113809][ T32] r5:85925b8c r4:85925800 [ 1350.113850][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.113902][ T32] r7:ddde2d80 r6:83018200 r5:85925b8c r4:859a0c00 ** 1 printk messages dropped ** [ 1350.114005][ T32] r10:61c88647 r9:83fc6000 r8:859a0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.114156][ T32] r4:00000001 [ 1350.114176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.114213][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1350.114288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.114335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.114404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.114439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.114463][ T32] r4:85a98840 [ 1350.114918][ T32] INFO: task kworker/1:358:6674 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.114961][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.115032][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.115084][ T32] Call trace: [ 1350.115116][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.115172][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.115198][ T32] r4:00000000 [ 1350.115220][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.115261][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.115291][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.115344][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.115417][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.115453][ T32] r5:800f0113 r4:80239bb0 [ 1350.115548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.115598][ T32] r4:82ac11e4 [ 1350.115620][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.115689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.115717][ T32] r4:e055ddc0 [ 1350.115739][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.115786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.115810][ T32] r4:00000000 [ 1350.115830][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.115899][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.115929][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.115975][ T32] r5:00001000 r4:e03a5000 [ 1350.116015][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.116104][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.116152][ T32] r5:84b16b8c r4:84b16800 [ 1350.116189][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.116241][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.116292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.116345][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.116433][ T32] r4:84b6b700 [ 1350.116458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.116530][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.116570][ T32] r4:00000001 [ 1350.116617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.116658][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.116687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.116718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.116745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.116777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.116821][ T32] r4:84b66900 [ 1350.116848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.116913][ T32] INFO: task kworker/1:359:6675 blocked for more than 476 seconds. [ 1350.116952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.116980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.117003][ T32] task:kworker/1:359 state:D stack:0 pid:6675 tgid:6675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.117089][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.117157][ T32] Call trace: [ 1350.117241][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.117291][ T32] r10:82918930 r9:ec9e9d84 r8:00000002 r7:60000113 r6:ec9e9d8c r5:83fc6c00 [ 1350.117316][ T32] r4:83fc6c00 [ 1350.117338][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.117408][ T32] r5:83fc6c00 r4:8291892c [ 1350.117460][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.117530][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.117583][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [ 1350.117609][ T32] r4:00000000 [ 1350.117630][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.117670][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.117709][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.117754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a89140 [ 1350.117778][ T32] r4:00000000 [ 1350.117801][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.117961][ T32] r9:83018205 r8:83fc6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f5d3000 [ 1350.117995][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.118042][ T32] r5:00001000 r4:ec96f000 [ 1350.118067][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.118109][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.118178][ T32] r5:85925f8c r4:85925c00 [ 1350.118205][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.118286][ T32] r7:ddde2d80 r6:83018200 r5:85925f8c r4:859a0d00 [ 1350.118341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.118416][ T32] r10:61c88647 r9:83fc6c00 r8:859a0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.131406][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.131744][ T32] r4:85a873c0 ** 3 printk messages dropped ** [ 1350.132546][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.132957][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 ** 8 printk messages dropped ** [ 1350.133421][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.133472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.133521][ T32] r4:00000000 [ 1350.133612][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.133737][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.133772][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.133840][ T32] r5:00001000 r4:e03a5000 [ 1350.133877][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.133921][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.133963][ T32] r5:84b16b8c r4:84b16800 [ 1350.133984][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.134030][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.134052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.134159][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.134201][ T32] r4:84b6b700 [ 1350.134247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.134360][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.134431][ T32] r4:00000001 [ 1350.134454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.134549][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.134652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.134685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.134712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.134742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.134770][ T32] r4:84b66900 [ 1350.134814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.134862][ T32] INFO: task kworker/1:360:6677 blocked for more than 476 seconds. [ 1350.134898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.134923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.134944][ T32] task:kworker/1:360 state:D stack:0 pid:6677 tgid:6677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.135125][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.135230][ T32] Call trace: [ 1350.135310][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.135387][ T32] r10:82918930 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:83fc3000 [ 1350.135414][ T32] r4:83fc3000 [ 1350.135441][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.135482][ T32] r5:83fc3000 r4:8291892c [ 1350.135507][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.135645][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 ** 9 printk messages dropped ** [ 1350.136101][ T32] r5:00001000 r4:ec9d1000 ** 2 printk messages dropped ** [ 1350.136243][ T32] r5:8592638c r4:85926000 ** 7 printk messages dropped ** [ 1350.136580][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.136954][ T32] r4:85a89080 ** 8 printk messages dropped ** [ 1350.137577][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 14 printk messages dropped ** [ 1350.138263][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1350.149078][ T32] r4:84b66900 ** 9 printk messages dropped ** [ 1350.149507][ T32] r4:8585ec00 ** 3 printk messages dropped ** [ 1350.149779][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.149835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1350.149905][ T32] r4:00000000 [ 1350.149927][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.149967][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.150005][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.150046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a89700 [ 1350.150069][ T32] r4:00000000 [ 1350.150088][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.150221][ T32] r9:83018205 r8:8585ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f5e1000 [ 1350.150277][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.150379][ T32] r5:00001000 r4:ec9f7000 [ 1350.150409][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.150539][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.150604][ T32] r5:85926b8c r4:85926800 [ 1350.150627][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.150674][ T32] r7:ddde2d80 r6:83018200 r5:85926b8c r4:859a0f00 [ 1350.150695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.150755][ T32] r10:61c88647 r9:8585ec00 r8:859a0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.150846][ T32] r10:00000000 r9:859a0f00 r8:8027f5e8 r7:eca09e60 r6:859a0f80 r5:8585ec00 [ 1350.150869][ T32] r4:00000001 [ 1350.150931][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.150972][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1350.150999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.151028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.151121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.151176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.151266][ T32] r4:85a891c0 [ 1350.151724][ T32] INFO: task kworker/1:361:6684 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.151762][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.152554][ T32] r4:e055ddc0 ** 9 printk messages dropped ** [ 1350.153012][ T32] r5:84b16b8c r4:84b16800 ** 7 printk messages dropped ** [ 1350.153674][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.154062][ T32] INFO: task kworker/1:362:6685 blocked for more than 476 seconds. ** 16 printk messages dropped ** [ 1350.154889][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1350.155181][ T32] r5:00001000 r4:ec9ed000 ** 6 printk messages dropped ** [ 1350.155474][ T32] r10:61c88647 r9:8585e000 r8:85a8302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.156237][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.156670][ T32] r5:800f0113 r4:80239bb0 [ 1350.156711][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.156756][ T32] r4:82ac11e4 [ 1350.156776][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.156841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.156891][ T32] r4:e055ddc0 [ 1350.156914][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.156956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.156978][ T32] r4:00000000 [ 1350.156997][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.157041][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.157061][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.157103][ T32] r5:00001000 r4:e03a5000 [ 1350.157122][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.157160][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.157201][ T32] r5:84b16b8c r4:84b16800 [ 1350.157244][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.157341][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 4 printk messages dropped ** [ 1350.157555][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 16 printk messages dropped ** [ 1350.158395][ T32] r10:82918930 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:85868c00 ** 15 printk messages dropped ** [ 1350.181514][ T32] r5:00001000 r4:eca01000 ** 4 printk messages dropped ** [ 1350.181759][ T32] r7:ddde2d80 r6:83018200 r5:85926f8c r4:85a83100 ** 12 printk messages dropped ** [ 1350.182389][ T32] r4:85a89500 ** 8 printk messages dropped ** [ 1350.183525][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 9 printk messages dropped ** [ 1350.184087][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1350.184924][ T32] r4:84b6b700 ** 7 printk messages dropped ** [ 1350.185269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1350.186088][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 ** 12 printk messages dropped ** [ 1350.186934][ T32] r5:8592738c r4:85927000 ** 9 printk messages dropped ** [ 1350.187302][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) ** 13 printk messages dropped ** [ 1350.188145][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 11 printk messages dropped ** [ 1350.202234][ T32] r4:00000000 [ 1350.202290][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.202370][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.202394][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.202442][ T32] r5:00001000 r4:e03a5000 [ 1350.202481][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.202604][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.202670][ T32] r5:84b16b8c r4:84b16800 [ 1350.202718][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.202799][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.202845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.202918][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.202954][ T32] r4:84b6b700 [ 1350.202977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.203023][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.203065][ T32] r4:00000001 [ 1350.203088][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.203125][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.203156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.203207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.203238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.203289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.203316][ T32] r4:84b66900 [ 1350.203341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.203373][ T32] INFO: task kworker/1:365:6693 blocked for more than 476 seconds. [ 1350.203426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.203480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.203537][ T32] task:kworker/1:365 state:D stack:0 pid:6693 tgid:6693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.203645][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.203742][ T32] Call trace: [ 1350.203784][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.203879][ T32] r10:82918930 r9:ecbbdd84 r8:00000002 r7:60000113 r6:ecbbdd8c r5:8586a400 [ 1350.204012][ T32] r4:8586a400 [ 1350.204071][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.204169][ T32] r5:8586a400 r4:8291892c [ 1350.204194][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.204235][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.204281][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 [ 1350.204304][ T32] r4:00000000 [ 1350.204323][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.204381][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.204445][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.204490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a89b80 [ 1350.204523][ T32] r4:00000000 [ 1350.204542][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.204588][ T32] r9:83018205 r8:8586a400 r7:00000000 r6:83018200 r5:00001000 r4:7f5e7000 [ 1350.204610][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.204717][ T32] r5:00001000 r4:eca35000 [ 1350.204741][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.204827][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.204900][ T32] r5:8592778c r4:85927400 [ 1350.204923][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.204990][ T32] r7:ddde2d80 r6:83018200 r5:8592778c r4:85a83300 [ 1350.205014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.205059][ T32] r10:61c88647 r9:8586a400 r8:85a8332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.205081][ T32] r4:85a83300 [ 1350.205120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.205211][ T32] r10:00000000 r9:85a83300 r8:8027f5e8 r7:ecbb9e60 r6:85a83380 r5:8586a400 [ 1350.205237][ T32] r4:00000001 [ 1350.205257][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.205291][ T32] Exception stack(0xecbbdfb0 to 0xecbbdff8) [ 1350.205350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.205427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.205459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.205514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.205586][ T32] r4:85a89800 [ 1350.206001][ T32] INFO: task kworker/1:365:6693 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.206036][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.206120][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.206189][ T32] Call trace: [ 1350.206311][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.206361][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.206385][ T32] r4:00000000 [ 1350.206404][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.206463][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.206548][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.206599][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.206672][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.206703][ T32] r5:800f0113 r4:80239bb0 [ 1350.206723][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.206790][ T32] r4:82ac11e4 [ 1350.206900][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.206959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.206984][ T32] r4:e055ddc0 [ 1350.207112][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.207159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.207181][ T32] r4:00000000 [ 1350.207223][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.207272][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.207293][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.207355][ T32] r5:00001000 r4:e03a5000 [ 1350.207400][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.207443][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.207509][ T32] r5:84b16b8c r4:84b16800 [ 1350.207533][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.207580][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.207601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.207645][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.207668][ T32] r4:84b6b700 [ 1350.207687][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.207752][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.207779][ T32] r4:00000001 [ 1350.207798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.207864][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.207895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.207945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.207976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.208004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.208047][ T32] r4:84b66900 [ 1350.208071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.208097][ T32] INFO: task kworker/1:366:6696 blocked for more than 476 seconds. [ 1350.208124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.208169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.208193][ T32] task:kworker/1:366 state:D stack:0 pid:6696 tgid:6696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.208237][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.208277][ T32] Call trace: [ 1350.208307][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.208352][ T32] r10:82918930 r9:ecbc1d84 r8:00000002 r7:60000113 r6:ecbc1d8c r5:8586b000 [ 1350.208374][ T32] r4:8586b000 [ 1350.208392][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.208442][ T32] r5:8586b000 r4:8291892c [ 1350.208475][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.208523][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.208595][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 [ 1350.221159][ T32] r4:00000000 [ 1350.221241][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.221310][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1350.221471][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.221617][ T32] r5:00001000 r4:eca75000 [ 1350.221638][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1350.221770][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.221887][ T32] r10:61c88647 r9:8586b000 r8:85a8342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.222151][ T32] Exception stack(0xecbc1fb0 to 0xecbc1ff8) ** 4 printk messages dropped ** [ 1350.222356][ T32] r4:85a89980 ** 2 printk messages dropped ** [ 1350.222986][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.223278][ T32] r4:00000000 [ 1350.223312][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.223388][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.223420][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.223473][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.223507][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.223533][ T32] r5:800f0113 r4:80239bb0 [ 1350.223554][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.223595][ T32] r4:82ac11e4 [ 1350.223672][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.223737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.223760][ T32] r4:e055ddc0 [ 1350.223781][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.223835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.223866][ T32] r4:00000000 [ 1350.223885][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.223942][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.223989][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.224069][ T32] r5:00001000 r4:e03a5000 [ 1350.224121][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.224165][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.224207][ T32] r5:84b16b8c r4:84b16800 [ 1350.224237][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.224288][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.224309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.224364][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.224390][ T32] r4:84b6b700 [ 1350.224410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.224455][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.224477][ T32] r4:00000001 [ 1350.224497][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.224561][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.224592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.224642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.224673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.224703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.224725][ T32] r4:84b66900 [ 1350.224746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.224780][ T32] INFO: task kworker/1:367:6699 blocked for more than 476 seconds. [ 1350.224843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.224873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.224894][ T32] task:kworker/1:367 state:D stack:0 pid:6699 tgid:6699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.224979][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.225023][ T32] Call trace: [ 1350.225099][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.225161][ T32] r10:82918930 r9:ecaf5d84 r8:00000002 r7:60000113 r6:ecaf5d8c r5:8586bc00 [ 1350.225186][ T32] r4:8586bc00 [ 1350.225206][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.225255][ T32] r5:8586bc00 r4:8291892c [ 1350.225299][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.225343][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.225398][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1350.225456][ T32] r4:00000000 [ 1350.225479][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.225523][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1350.225638][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.225866][ T32] r5:00001000 r4:ec5dd000 [ 1350.225911][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.226080][ T32] r7:ddde2d80 r6:83018200 r5:8487038c r4:85a83500 ** 5 printk messages dropped ** [ 1350.226335][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.226631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1350.227127][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 8 printk messages dropped ** [ 1350.227449][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.227728][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.227967][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1350.228112][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1350.228536][ T32] r4:84b66900 ** 4 printk messages dropped ** [ 1350.238024][ T32] task:kworker/1:368 state:D stack:0 pid:6703 tgid:6703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.239039][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc9e08 ** 3 printk messages dropped ** [ 1350.239224][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.239267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a85980 [ 1350.239290][ T32] r4:00000000 [ 1350.239311][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.239380][ T32] r9:83018205 r8:8586c800 r7:00000000 r6:83018200 r5:00001000 r4:7f58f000 [ 1350.239441][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.239491][ T32] r5:00001000 r4:dfd1f000 [ 1350.239519][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.239581][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.239629][ T32] r5:85927f8c r4:85927c00 [ 1350.239650][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.239719][ T32] r7:ddde2d80 r6:83018200 r5:85927f8c r4:85a83600 [ 1350.239744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.239794][ T32] r10:61c88647 r9:8586c800 r8:85a8362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.239817][ T32] r4:85a83600 [ 1350.239836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.239880][ T32] r10:00000000 r9:85a83600 r8:8027f5e8 r7:ecaf5e60 r6:85a83680 r5:8586c800 [ 1350.239912][ T32] r4:00000001 [ 1350.239936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.239974][ T32] Exception stack(0xecbc9fb0 to 0xecbc9ff8) [ 1350.240012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.240054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.240085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.240115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.240150][ T32] r4:85a89b00 [ 1350.240612][ T32] INFO: task kworker/1:368:6703 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.240652][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.240754][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.240814][ T32] Call trace: [ 1350.240845][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.240894][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.240940][ T32] r4:00000000 [ 1350.240965][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.241003][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.241053][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.241086][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.241112][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.241138][ T32] r5:800f0113 r4:80239bb0 [ 1350.241158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.241199][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1350.241315][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1350.241625][ T32] r5:00001000 r4:e03a5000 ** 5 printk messages dropped ** [ 1350.241845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.242232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1350.242815][ T32] r4:8586d400 ** 4 printk messages dropped ** [ 1350.243009][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 ** 9 printk messages dropped ** [ 1350.243406][ T32] r5:00001000 r4:ec6d9000 [ 1350.243428][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.243531][ T32] r5:8424ff8c r4:8424fc00 ** 4 printk messages dropped ** [ 1350.243771][ T32] r4:85a83700 ** 6 printk messages dropped ** [ 1350.243962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.244589][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.244766][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 8 printk messages dropped ** [ 1350.245110][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.245298][ T32] r5:00001000 r4:e03a5000 ** 4 printk messages dropped ** [ 1350.245571][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 2 printk messages dropped ** [ 1350.245757][ T32] r4:84b6b700 ** 2 printk messages dropped ** [ 1350.245874][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.246077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.246268][ T32] INFO: task kworker/1:370:6722 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.246493][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.246840][ T32] r5:85868000 r4:8291892c ** 2 printk messages dropped ** [ 1350.246946][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 ** 4 printk messages dropped ** [ 1350.247142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a85480 ** 4 printk messages dropped ** [ 1350.247301][ T32] r5:00001000 r4:ec71f000 [ 1350.247324][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.247363][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.247413][ T32] r5:85adc78c r4:85adc400 [ 1350.247436][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.247480][ T32] r7:ddde2d80 r6:83018200 r5:85adc78c r4:85a83800 [ 1350.247529][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.247578][ T32] r10:61c88647 r9:85868000 r8:85a8382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.247600][ T32] r4:85a83800 [ 1350.247627][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.247674][ T32] r10:00000000 r9:85a83800 r8:8027f5e8 r7:ecb11e60 r6:85a83880 r5:85868000 [ 1350.247724][ T32] r4:00000001 [ 1350.247762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.247797][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1350.247824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.247852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.247879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.247907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.247930][ T32] r4:85a85ac0 [ 1350.248113][ T32] INFO: task kworker/1:370:6722 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.248146][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.248220][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.248274][ T32] Call trace: [ 1350.248303][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.248351][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.248397][ T32] r4:00000000 [ 1350.248422][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.248470][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.248537][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.248570][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.248595][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.248619][ T32] r5:800f0113 r4:80239bb0 [ 1350.248694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.269951][ T32] r4:82ac11e4 [ 1350.270094][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.270242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.270299][ T32] r4:e055ddc0 [ 1350.270397][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.270526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.270584][ T32] r4:00000000 [ 1350.270652][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.270770][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.270828][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.271004][ T32] r5:00001000 r4:e03a5000 [ 1350.271065][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.271157][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.271254][ T32] r5:84b16b8c r4:84b16800 [ 1350.271305][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.271507][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.271757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.271905][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.271969][ T32] r4:84b6b700 [ 1350.272022][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.272126][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.272179][ T32] r4:00000001 [ 1350.272230][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.272314][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.272389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.272466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.272535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.272600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.272651][ T32] r4:84b66900 [ 1350.272707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.272794][ T32] INFO: task kworker/1:371:6728 blocked for more than 476 seconds. [ 1350.272869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.273109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.273176][ T32] task:kworker/1:371 state:D stack:0 pid:6728 tgid:6728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.273348][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.273473][ T32] Call trace: [ 1350.273615][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.273730][ T32] r10:82918930 r9:ecb4dd84 r8:00000002 r7:60000013 r6:ecb4dd8c r5:8586e000 [ 1350.273791][ T32] r4:8586e000 [ 1350.273839][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.273932][ T32] r5:8586e000 r4:8291892c [ 1350.273980][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.274068][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.274167][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb4de08 [ 1350.274222][ T32] r4:00000000 [ 1350.274268][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.274352][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.274434][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.274563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab12c0 [ 1350.274619][ T32] r4:00000000 [ 1350.274924][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.275044][ T32] r9:83018205 r8:8586e000 r7:00000000 r6:83018200 r5:00001000 r4:7f613000 [ 1350.275225][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.275326][ T32] r5:00001000 r4:ec753000 [ 1350.275409][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.275500][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.275592][ T32] r5:85add38c r4:85add000 [ 1350.275635][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.275729][ T32] r7:ddde2d80 r6:83018200 r5:85add38c r4:85a83900 [ 1350.275790][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.275884][ T32] r10:61c88647 r9:8586e000 r8:85a8392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.276028][ T32] r4:85a83900 [ 1350.276431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.276827][ T32] r10:00000000 r9:85a83900 r8:8027f5e8 r7:ecb19e60 r6:85a83980 r5:8586e000 [ 1350.276891][ T32] r4:00000001 [ 1350.276937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.277315][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1350.277381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.277444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.277509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.277702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.277769][ T32] r4:85a85fc0 [ 1350.278587][ T32] INFO: task kworker/1:371:6728 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.299309][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.299616][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.299778][ T32] Call trace: [ 1350.299867][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.299998][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.300058][ T32] r4:00000000 [ 1350.300105][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.300192][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.300258][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.300348][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.300406][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.300478][ T32] r5:800f0113 r4:80239bb0 [ 1350.300541][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.300635][ T32] r4:82ac11e4 [ 1350.300682][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.300794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.300860][ T32] r4:e055ddc0 [ 1350.300963][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.301137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.301246][ T32] r4:00000000 [ 1350.301306][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.301409][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.301460][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.301552][ T32] r5:00001000 r4:e03a5000 [ 1350.301601][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.301736][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.301859][ T32] r5:84b16b8c r4:84b16800 [ 1350.301916][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.302037][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.302103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.302201][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.302252][ T32] r4:84b6b700 [ 1350.302319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.302456][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.302549][ T32] r4:00000001 [ 1350.302602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.302685][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.302786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.302863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.302922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.303039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.303093][ T32] r4:84b66900 [ 1350.303144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.303201][ T32] INFO: task kworker/1:372:6729 blocked for more than 476 seconds. [ 1350.303262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.303363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.303427][ T32] task:kworker/1:372 state:D stack:0 pid:6729 tgid:6729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.303557][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.303694][ T32] Call trace: [ 1350.303806][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.303920][ T32] r10:82918930 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:8586ec00 [ 1350.303972][ T32] r4:8586ec00 [ 1350.304023][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.304118][ T32] r5:8586ec00 r4:8291892c [ 1350.304169][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.304277][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.304413][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 [ 1350.304480][ T32] r4:00000000 [ 1350.304542][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.304636][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.304716][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.304821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a85080 [ 1350.304873][ T32] r4:00000000 [ 1350.304917][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.305011][ T32] r9:83018205 r8:8586ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f5c1000 [ 1350.305059][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.305148][ T32] r5:00001000 r4:ec735000 [ 1350.305193][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.305278][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.305381][ T32] r5:85adcb8c r4:85adc800 [ 1350.305439][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.305535][ T32] r7:ddde2d80 r6:83018200 r5:85adcb8c r4:85a83a00 [ 1350.305611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.305714][ T32] r10:61c88647 r9:8586ec00 r8:85a83a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.305772][ T32] r4:85a83a00 [ 1350.305841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.305949][ T32] r10:00000000 r9:85a83a00 r8:8027f5e8 r7:ecb4de60 r6:85a83a80 r5:8586ec00 [ 1350.306014][ T32] r4:00000001 [ 1350.306087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.306241][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1350.306309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.306373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.306432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.306497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.306584][ T32] r4:85a85340 [ 1350.307357][ T32] INFO: task kworker/1:372:6729 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.307428][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.307605][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.307708][ T32] Call trace: [ 1350.307816][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.307944][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.308019][ T32] r4:00000000 [ 1350.308072][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.308153][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.308216][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.308278][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.308364][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.308429][ T32] r5:800f0113 r4:80239bb0 [ 1350.308478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.308585][ T32] r4:82ac11e4 [ 1350.308720][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.321670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.321782][ T32] r4:e055ddc0 [ 1350.321856][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.321998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.322054][ T32] r4:00000000 [ 1350.322119][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.322293][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.322370][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.322477][ T32] r5:00001000 r4:e03a5000 [ 1350.322574][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.322684][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.322790][ T32] r5:84b16b8c r4:84b16800 [ 1350.322840][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.322939][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.323002][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.323106][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.323193][ T32] r4:84b6b700 [ 1350.323280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.323384][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.323461][ T32] r4:00000001 [ 1350.323517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.323600][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.323683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.323769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.323842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.323909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.323970][ T32] r4:84b66900 [ 1350.324022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.324086][ T32] INFO: task kworker/1:373:6731 blocked for more than 476 seconds. [ 1350.324156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.324238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.324294][ T32] task:kworker/1:373 state:D stack:0 pid:6731 tgid:6731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.324411][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.324532][ T32] Call trace: [ 1350.324670][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.324786][ T32] r10:82918930 r9:ec7add84 r8:00000002 r7:60000113 r6:ec7add8c r5:8448a400 [ 1350.324852][ T32] r4:8448a400 [ 1350.324899][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.325000][ T32] r5:8448a400 r4:8291892c [ 1350.325053][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.325139][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.325239][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 [ 1350.325292][ T32] r4:00000000 [ 1350.325337][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.325420][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.325505][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.325596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab11c0 [ 1350.325648][ T32] r4:00000000 [ 1350.325695][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.325811][ T32] r9:83018205 r8:8448a400 r7:00000000 r6:83018200 r5:00001000 r4:7f611000 [ 1350.325865][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.325980][ T32] r5:00001000 r4:ec741000 [ 1350.326032][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.326116][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.326205][ T32] r5:85adcf8c r4:85adcc00 [ 1350.326251][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.326344][ T32] r7:ddde2d80 r6:83018200 r5:85adcf8c r4:85a83b00 [ 1350.326427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.326561][ T32] r10:61c88647 r9:8448a400 r8:85a83b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.326630][ T32] r4:85a83b00 [ 1350.326709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.326818][ T32] r10:00000000 r9:85a83b00 r8:8027f5e8 r7:ecb4de60 r6:85a83b80 r5:8448a400 [ 1350.326874][ T32] r4:00000001 [ 1350.326919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.326992][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 1350.327111][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.327191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.327254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.327335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.327390][ T32] r4:85a85540 [ 1350.328145][ T32] INFO: task kworker/1:373:6731 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.328219][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.328345][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.328483][ T32] Call trace: [ 1350.328589][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.328755][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.339145][ T32] r4:00000000 [ 1350.339190][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.339281][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.339346][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.339380][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.339406][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.339450][ T32] r5:800f0113 r4:80239bb0 [ 1350.339477][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.339605][ T32] r4:82ac11e4 [ 1350.339640][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.339687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.339710][ T32] r4:e055ddc0 [ 1350.339730][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.339778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.339801][ T32] r4:00000000 [ 1350.339830][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.339880][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.339925][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.339977][ T32] r5:00001000 r4:e03a5000 [ 1350.340020][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.340088][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.340155][ T32] r5:84b16b8c r4:84b16800 [ 1350.340202][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.340265][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.340314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.340371][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.340418][ T32] r4:84b6b700 [ 1350.340442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.340489][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.340527][ T32] r4:00000001 [ 1350.340571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.340613][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.340642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.340672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.340699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.340729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.340767][ T32] r4:84b66900 [ 1350.340815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.340851][ T32] INFO: task kworker/1:374:6734 blocked for more than 476 seconds. [ 1350.340884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.340910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.340933][ T32] task:kworker/1:374 state:D stack:0 pid:6734 tgid:6734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.341021][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.341070][ T32] Call trace: [ 1350.341111][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.341162][ T32] r10:82918930 r9:ecbb5d84 r8:00000002 r7:60000113 r6:ecbb5d8c r5:85870000 [ 1350.341195][ T32] r4:85870000 [ 1350.341227][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.341281][ T32] r5:85870000 r4:8291892c [ 1350.341327][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.341371][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.341418][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb5e08 [ 1350.341440][ T32] r4:00000000 [ 1350.341459][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.341499][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.341546][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.341593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab1580 [ 1350.341616][ T32] r4:00000000 [ 1350.341635][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.341678][ T32] r9:83018205 r8:85870000 r7:00000000 r6:83018200 r5:00001000 r4:7f617000 [ 1350.341699][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.341740][ T32] r5:00001000 r4:ec78b000 [ 1350.341765][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.341805][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.341847][ T32] r5:85addb8c r4:85add800 [ 1350.341867][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.341967][ T32] r7:ddde2d80 r6:83018200 r5:85addb8c r4:85a83c00 [ 1350.341993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.342040][ T32] r10:61c88647 r9:85870000 r8:85a83c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.342062][ T32] r4:85a83c00 [ 1350.342081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.342124][ T32] r10:00000000 r9:85a83c00 r8:8027f5e8 r7:ecb4de60 r6:85a83c80 r5:85870000 [ 1350.342170][ T32] r4:00000001 [ 1350.342216][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.342254][ T32] Exception stack(0xecbb5fb0 to 0xecbb5ff8) [ 1350.342303][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.342336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.342393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.342427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.342450][ T32] r4:85ab10c0 [ 1350.342936][ T32] INFO: task kworker/1:374:6734 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.342978][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.343052][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.343124][ T32] Call trace: [ 1350.343182][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.343257][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.343306][ T32] r4:00000000 [ 1350.343329][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.343368][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.343396][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.343425][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.343450][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.343507][ T32] r5:800f0113 r4:80239bb0 [ 1350.343532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.343575][ T32] r4:82ac11e4 [ 1350.343595][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.343685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.343721][ T32] r4:e055ddc0 [ 1350.343775][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.343845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.343887][ T32] r4:00000000 [ 1350.343909][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.344005][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.344060][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.344111][ T32] r5:00001000 r4:e03a5000 [ 1350.344132][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.344171][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.344239][ T32] r5:84b16b8c r4:84b16800 [ 1350.344263][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.344310][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.344353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.344407][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.344453][ T32] r4:84b6b700 [ 1350.344476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.344523][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.344567][ T32] r4:00000001 [ 1350.344590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.344639][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.344669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.344698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.344724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.344783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.344810][ T32] r4:84b66900 [ 1350.344833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.344859][ T32] INFO: task kworker/1:375:6737 blocked for more than 476 seconds. [ 1350.344886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.344939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.344983][ T32] task:kworker/1:375 state:D stack:0 pid:6737 tgid:6737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.345065][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.345115][ T32] Call trace: [ 1350.345160][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.345207][ T32] r10:82918930 r9:ecd75d84 r8:00000002 r7:60000013 r6:ecd75d8c r5:85870c00 [ 1350.345230][ T32] r4:85870c00 [ 1350.345271][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.345359][ T32] r5:85870c00 r4:8291892c [ 1350.345383][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.345433][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.345521][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd75e08 [ 1350.345549][ T32] r4:00000000 [ 1350.345591][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.345634][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.345688][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.345778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab1400 [ 1350.345805][ T32] r4:00000000 [ 1350.345824][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.345869][ T32] r9:83018205 r8:85870c00 r7:00000000 r6:83018200 r5:00001000 r4:7f615000 [ 1350.345911][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.345959][ T32] r5:00001000 r4:ec767000 [ 1350.345979][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.346018][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.346059][ T32] r5:85add78c r4:85add400 [ 1350.346078][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.346143][ T32] r7:ddde2d80 r6:83018200 r5:85add78c r4:85a83d00 [ 1350.346167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.346214][ T32] r10:61c88647 r9:85870c00 r8:85a83d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.346236][ T32] r4:85a83d00 [ 1350.346272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.346329][ T32] r10:00000000 r9:85a83d00 r8:8027f5e8 r7:ecbb5e60 r6:85a83d80 r5:85870c00 [ 1350.346355][ T32] r4:00000001 [ 1350.346396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.346433][ T32] Exception stack(0xecd75fb0 to 0xecd75ff8) [ 1350.346481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.346561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.346632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.346674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.346697][ T32] r4:85ab1280 [ 1350.346894][ T32] INFO: task kworker/1:375:6737 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.346927][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.346984][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.347068][ T32] Call trace: [ 1350.347103][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.347152][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.347175][ T32] r4:00000000 [ 1350.347195][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.347231][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.347259][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.347289][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.347314][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.347337][ T32] r5:800f0113 r4:80239bb0 [ 1350.347380][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.347426][ T32] r4:82ac11e4 [ 1350.347446][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.347543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.347591][ T32] r4:e055ddc0 [ 1350.347645][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.347700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.347734][ T32] r4:00000000 [ 1350.347763][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.347831][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.347894][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.347940][ T32] r5:00001000 r4:e03a5000 [ 1350.347960][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.347998][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.348040][ T32] r5:84b16b8c r4:84b16800 [ 1350.348061][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.348127][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.348174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.348231][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.348254][ T32] r4:84b6b700 [ 1350.348304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.348375][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.348444][ T32] r4:00000001 [ 1350.348467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.348503][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.348529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.348589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.348620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.348650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.348730][ T32] r4:84b66900 [ 1350.366211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.366281][ T32] INFO: task kworker/1:376:6738 blocked for more than 476 seconds. [ 1350.366320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.366346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.366369][ T32] task:kworker/1:376 state:D stack:0 pid:6738 tgid:6738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.366450][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.366574][ T32] Call trace: [ 1350.366628][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.366710][ T32] r10:82918930 r9:ecd7dd84 r8:00000002 r7:60000013 r6:ecd7dd8c r5:85871800 [ 1350.366739][ T32] r4:85871800 [ 1350.366776][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.366821][ T32] r5:85871800 r4:8291892c [ 1350.366842][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.366882][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.366927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd7de08 [ 1350.366950][ T32] r4:00000000 [ 1350.366992][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.367034][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.367095][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.367163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab19c0 [ 1350.367191][ T32] r4:00000000 [ 1350.367211][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.367259][ T32] r9:83018205 r8:85871800 r7:00000000 r6:83018200 r5:00001000 r4:7f61d000 [ 1350.367280][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.367322][ T32] r5:00001000 r4:ec7d9000 [ 1350.367343][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.367382][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.367444][ T32] r5:85ade38c r4:85ade000 [ 1350.367469][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.367518][ T32] r7:ddde2d80 r6:83018200 r5:85ade38c r4:85a83e00 [ 1350.367539][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.367584][ T32] r10:61c88647 r9:85871800 r8:85a83e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.367606][ T32] r4:85a83e00 [ 1350.367625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.367669][ T32] r10:00000000 r9:85a83e00 r8:8027f5e8 r7:ecbb5e60 r6:85a83e80 r5:85871800 [ 1350.367712][ T32] r4:00000001 [ 1350.367737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.367781][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) [ 1350.367830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.367864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.367901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.367964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.367991][ T32] r4:85ab1380 [ 1350.368398][ T32] INFO: task kworker/1:376:6738 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.368433][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.368529][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.368602][ T32] Call trace: [ 1350.376883][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.376992][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.377020][ T32] r4:00000000 [ 1350.377042][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.377085][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.377121][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.377176][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.377328][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.377358][ T32] r5:800f0113 r4:80239bb0 [ 1350.377381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.377429][ T32] r4:82ac11e4 [ 1350.377465][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.377515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.377539][ T32] r4:e055ddc0 [ 1350.377560][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.377639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.377667][ T32] r4:00000000 [ 1350.377689][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.377740][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.377770][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.377821][ T32] r5:00001000 r4:e03a5000 [ 1350.377843][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.377885][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.377941][ T32] r5:84b16b8c r4:84b16800 [ 1350.377966][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.378018][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.378040][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.378201][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.378228][ T32] r4:84b6b700 [ 1350.378249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.378298][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.378331][ T32] r4:00000001 [ 1350.378354][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.378517][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.378553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.378644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.381213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.381283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.381313][ T32] r4:84b66900 [ 1350.381340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.381381][ T32] INFO: task kworker/1:377:6739 blocked for more than 476 seconds. [ 1350.381438][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.381493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1350.381682][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.381932][ T32] r4:85518000 ** 3 printk messages dropped ** [ 1350.382080][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.382305][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1350.382397][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.382453][ T32] r9:83018205 r8:85518000 r7:00000000 r6:83018200 r5:00001000 r4:7f619000 [ 1350.382520][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.382585][ T32] r5:00001000 r4:ec7b5000 [ 1350.382607][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.382650][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.382694][ T32] r5:85addf8c r4:85addc00 [ 1350.382715][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.382793][ T32] r7:ddde2d80 r6:83018200 r5:85addf8c r4:85a83f00 [ 1350.382829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.382878][ T32] r10:61c88647 r9:85518000 r8:85a83f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.382901][ T32] r4:85a83f00 [ 1350.382922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.382982][ T32] r10:00000000 r9:85a83f00 r8:8027f5e8 r7:ecd7de60 r6:85689600 r5:85518000 [ 1350.383008][ T32] r4:00000001 [ 1350.383051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.383091][ T32] Exception stack(0xecd89fb0 to 0xecd89ff8) [ 1350.383125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.383156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.383206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.383240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.383263][ T32] r4:85ab1380 [ 1350.383708][ T32] INFO: task kworker/1:377:6739 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.383748][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.383867][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.383936][ T32] Call trace: [ 1350.384021][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.384076][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.384157][ T32] r4:00000000 [ 1350.384205][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.384249][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.384297][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.384349][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.384376][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.384422][ T32] r5:800f0113 r4:80239bb0 [ 1350.384448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.384529][ T32] r4:82ac11e4 [ 1350.384555][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.384599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.384643][ T32] r4:e055ddc0 [ 1350.384690][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.384736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.384768][ T32] r4:00000000 [ 1350.384789][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.384882][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.384931][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.384978][ T32] r5:00001000 r4:e03a5000 ** 1 printk messages dropped ** [ 1350.385063][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.385360][ T32] r4:84b6b700 ** 2 printk messages dropped ** [ 1350.385488][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.385619][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1350.385767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1350.386158][ T32] r10:82918930 r9:ecd49d84 r8:00000002 r7:60000013 r6:ecd49d8c r5:85519800 ** 8 printk messages dropped ** [ 1350.386482][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.386830][ T32] r5:00001000 r4:ec803000 ** 1 printk messages dropped ** [ 1350.386907][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.387049][ T32] r7:ddde2d80 r6:83018200 r5:85ade78c r4:85a83f80 ** 4 printk messages dropped ** [ 1350.387260][ T32] r10:00000000 r9:85a83f80 r8:8027f5e8 r7:ecd7de60 r6:85689680 r5:85519800 ** 5 printk messages dropped ** [ 1350.387514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.387856][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.388273][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1350.388408][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 4 printk messages dropped ** [ 1350.388616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.388641][ T32] r4:e055ddc0 [ 1350.388729][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.404061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.404148][ T32] r4:00000000 [ 1350.404176][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.404237][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.404282][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.404354][ T32] r5:00001000 r4:e03a5000 [ 1350.404401][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.404460][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.404550][ T32] r5:84b16b8c r4:84b16800 [ 1350.404576][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.404625][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.404646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.404714][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.404743][ T32] r4:84b6b700 [ 1350.404775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.404823][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.404899][ T32] r4:00000001 [ 1350.404928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.404998][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.405054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.405108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.405161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.405203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.405229][ T32] r4:84b66900 [ 1350.405252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.405281][ T32] INFO: task kworker/1:379:6745 blocked for more than 476 seconds. [ 1350.405313][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.405374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.405422][ T32] task:kworker/1:379 state:D stack:0 pid:6745 tgid:6745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.405547][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.405626][ T32] Call trace: [ 1350.405659][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.405709][ T32] r10:82918930 r9:ecd8dd84 r8:00000002 r7:60000013 r6:ecd8dd8c r5:8551a400 [ 1350.405732][ T32] r4:8551a400 [ 1350.405774][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.405831][ T32] r5:8551a400 r4:8291892c [ 1350.405856][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.405917][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.405968][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd8de08 [ 1350.406022][ T32] r4:00000000 [ 1350.406053][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.406123][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.406203][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.406257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab1d00 [ 1350.406289][ T32] r4:00000000 [ 1350.406309][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.406375][ T32] r9:83018205 r8:8551a400 r7:00000000 r6:83018200 r5:00001000 r4:7f623000 [ 1350.406443][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.406489][ T32] r5:00001000 r4:ec811000 [ 1350.406545][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.406629][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.406679][ T32] r5:85adeb8c r4:85ade800 [ 1350.406700][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.406770][ T32] r7:ddde2d80 r6:83018200 r5:85adeb8c r4:8442e300 [ 1350.406830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.406887][ T32] r10:61c88647 r9:8551a400 r8:8442e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.406921][ T32] r4:8442e300 [ 1350.406966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.407014][ T32] r10:00000000 r9:8442e300 r8:8027f5e8 r7:ecd49e60 r6:85689700 r5:8551a400 [ 1350.407037][ T32] r4:00000001 [ 1350.407077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.407140][ T32] Exception stack(0xecd8dfb0 to 0xecd8dff8) [ 1350.407170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.407221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.407253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.407282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.407321][ T32] r4:85ab17c0 [ 1350.407702][ T32] INFO: task kworker/1:379:6745 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.407763][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.407864][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.407914][ T32] Call trace: [ 1350.407944][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.407993][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.408016][ T32] r4:00000000 [ 1350.408054][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.408098][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.408168][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.408247][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.408276][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.408300][ T32] r5:800f0113 r4:80239bb0 [ 1350.408363][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.408418][ T32] r4:82ac11e4 [ 1350.408442][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.408499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.408525][ T32] r4:e055ddc0 [ 1350.408545][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.408604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.408668][ T32] r4:00000000 [ 1350.414368][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.414439][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.414519][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.414588][ T32] r5:00001000 r4:e03a5000 [ 1350.414611][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.414682][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.414737][ T32] r5:84b16b8c r4:84b16800 [ 1350.414781][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.414856][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.414882][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.414930][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.414955][ T32] r4:84b6b700 [ 1350.414975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.415020][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.415052][ T32] r4:00000001 [ 1350.415076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.415134][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.415167][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.415198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.415248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.415281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.415332][ T32] r4:84b66900 [ 1350.415358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.415395][ T32] INFO: task kworker/1:380:6748 blocked for more than 476 seconds. [ 1350.415429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.415454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.415475][ T32] task:kworker/1:380 state:D stack:0 pid:6748 tgid:6748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.415526][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.415570][ T32] Call trace: [ 1350.415601][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.415650][ T32] r10:82918930 r9:ecda1d84 r8:00000002 r7:60000113 r6:ecda1d8c r5:8551e000 [ 1350.415674][ T32] r4:8551e000 [ 1350.415694][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.415786][ T32] r5:8551e000 r4:8291892c [ 1350.415813][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.415928][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 ** 5 printk messages dropped ** [ 1350.416283][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.416401][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.416444][ T32] r5:00001000 r4:ec82d000 [ 1350.416465][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.416505][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.416637][ T32] r7:ddde2d80 r6:83018200 r5:85adef8c r4:8442e280 ** 2 printk messages dropped ** [ 1350.416727][ T32] r4:8442e280 [ 1350.416746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.416820][ T32] r10:00000000 r9:8442e280 r8:8027f5e8 r7:ecd8de60 r6:85689780 r5:8551e000 [ 1350.416867][ T32] r4:00000001 [ 1350.416892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.416928][ T32] Exception stack(0xecda1fb0 to 0xecda1ff8) [ 1350.416976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.417009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.417038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.417090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.417117][ T32] r4:85ab1940 [ 1350.417409][ T32] INFO: task kworker/1:380:6748 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.417442][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.417577][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.417668][ T32] Call trace: [ 1350.417700][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.417771][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.417821][ T32] r4:00000000 [ 1350.417844][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.417883][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.417912][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.417973][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.418004][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.418029][ T32] r5:800f0113 r4:80239bb0 [ 1350.418050][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.418118][ T32] r4:82ac11e4 [ 1350.418142][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.418186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.418237][ T32] r4:e055ddc0 [ 1350.418260][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.418304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.418325][ T32] r4:00000000 [ 1350.418371][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.418429][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.418453][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.418496][ T32] r5:00001000 r4:e03a5000 [ 1350.418552][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.418593][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.418698][ T32] r5:84b16b8c r4:84b16800 [ 1350.430429][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.430633][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.430672][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.430752][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.430783][ T32] r4:84b6b700 [ 1350.430831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.430883][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 2 printk messages dropped ** [ 1350.430987][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1350.431189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1350.431479][ T32] task:kworker/1:381 state:D stack:0 pid:6750 tgid:6750 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.431998][ T32] r5:8551d400 r4:8291892c ** 3 printk messages dropped ** [ 1350.432299][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.432614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab1f80 ** 4 printk messages dropped ** [ 1350.432844][ T32] r5:00001000 r4:ecb0d000 [ 1350.432904][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.432983][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.433117][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.433329][ T32] r4:85aa6000 ** 4 printk messages dropped ** [ 1350.433633][ T32] Exception stack(0xecda5fb0 to 0xecda5ff8) ** 2 printk messages dropped ** [ 1350.433887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.434486][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.434748][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.435060][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 5 printk messages dropped ** [ 1350.435336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 2 printk messages dropped ** [ 1350.435581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.435609][ T32] r4:00000000 [ 1350.435699][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.435749][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.435781][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.435825][ T32] r5:00001000 r4:e03a5000 [ 1350.435845][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.435883][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.435994][ T32] r5:84b16b8c r4:84b16800 [ 1350.436045][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.436101][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.436123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.436196][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.436306][ T32] r4:84b6b700 [ 1350.436334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.436383][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.436406][ T32] r4:00000001 [ 1350.436485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.436610][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.436667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.436700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.436729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.436793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.436820][ T32] r4:84b66900 [ 1350.436841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.436867][ T32] INFO: task kworker/1:382:6752 blocked for more than 476 seconds. [ 1350.436894][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.437056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.437109][ T32] task:kworker/1:382 state:D stack:0 pid:6752 tgid:6752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.437184][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.437311][ T32] Call trace: [ 1350.437343][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.437391][ T32] r10:82918930 r9:ecdadd84 r8:00000002 r7:60000113 r6:ecdadd8c r5:8551c800 [ 1350.437441][ T32] r4:8551c800 [ 1350.437465][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.437511][ T32] r5:8551c800 r4:8291892c [ 1350.437552][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.437623][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.437686][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdade08 [ 1350.437712][ T32] r4:00000000 [ 1350.437733][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.437833][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.437886][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.437932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84132300 [ 1350.437956][ T32] r4:00000000 [ 1350.437977][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.438026][ T32] r9:83018205 r8:8551c800 r7:00000000 r6:83018200 r5:00001000 r4:7f629000 [ 1350.438048][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.438091][ T32] r5:00001000 r4:ecb29000 [ 1350.438111][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.438150][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.438223][ T32] r5:85adf78c r4:85adf400 [ 1350.438258][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.438308][ T32] r7:ddde2d80 r6:83018200 r5:85adf78c r4:85aa6080 [ 1350.438399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.438453][ T32] r10:61c88647 r9:8551c800 r8:85aa60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.438479][ T32] r4:85aa6080 [ 1350.438521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.450770][ T32] r10:00000000 r9:85aa6080 r8:8027f5e8 r7:ecda5e60 r6:85689880 r5:8551c800 [ 1350.450827][ T32] r4:00000001 [ 1350.450852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.450995][ T32] Exception stack(0xecdadfb0 to 0xecdadff8) [ 1350.451042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.451132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.451168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.451200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.451251][ T32] r4:85ab1e00 [ 1350.451573][ T32] INFO: task kworker/1:382:6752 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.451626][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.451722][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.451778][ T32] Call trace: [ 1350.451809][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.451880][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.451954][ T32] r4:00000000 [ 1350.451980][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.452084][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.452127][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.452251][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.452283][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.452373][ T32] r5:800f0113 r4:80239bb0 [ 1350.452405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.452475][ T32] r4:82ac11e4 [ 1350.452501][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.452562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.452604][ T32] r4:e055ddc0 [ 1350.452627][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.452683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.452736][ T32] r4:00000000 [ 1350.452788][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.452866][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.452893][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.452938][ T32] r5:00001000 r4:e03a5000 [ 1350.452986][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.453030][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.453083][ T32] r5:84b16b8c r4:84b16800 [ 1350.453134][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.453188][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.453224][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.453276][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.453302][ T32] r4:84b6b700 [ 1350.453322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.453371][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.453396][ T32] r4:00000001 [ 1350.453416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.453480][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.453543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.453579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.453621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.453692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.453723][ T32] r4:84b66900 [ 1350.453745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.453778][ T32] INFO: task kworker/1:383:6754 blocked for more than 476 seconds. [ 1350.453902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.453947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.453989][ T32] task:kworker/1:383 state:D stack:0 pid:6754 tgid:6754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.454170][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.454218][ T32] Call trace: [ 1350.454315][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.454366][ T32] r10:82918930 r9:ecdb9d84 r8:00000002 r7:60000013 r6:ecdb9d8c r5:8551ec00 [ 1350.454390][ T32] r4:8551ec00 [ 1350.454411][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.454455][ T32] r5:8551ec00 r4:8291892c [ 1350.454569][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.454620][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.454675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb9e08 [ 1350.454774][ T32] r4:00000000 [ 1350.454798][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.454923][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.454965][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.455012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aab0c0 [ 1350.455036][ T32] r4:00000000 [ 1350.455137][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.455189][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f62b000 [ 1350.455278][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.455372][ T32] r5:00001000 r4:ecb55000 [ 1350.455560][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.455605][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.455648][ T32] r5:85adfb8c r4:85adf800 [ 1350.455680][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.455818][ T32] r7:ddde2d80 r6:83018200 r5:85adfb8c r4:85aa6100 [ 1350.455875][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.455927][ T32] r10:61c88647 r9:8551ec00 r8:85aa612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.455954][ T32] r4:85aa6100 [ 1350.455976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.456123][ T32] r10:00000000 r9:85aa6100 r8:8027f5e8 r7:ecdade60 r6:85689900 r5:8551ec00 [ 1350.456167][ T32] r4:00000001 [ 1350.456344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.456423][ T32] Exception stack(0xecdb9fb0 to 0xecdb9ff8) [ 1350.456477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.456543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.456589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.456766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1350.456996][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.458206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 13 printk messages dropped ** [ 1350.471445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.472055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.472847][ T32] r10:82918930 r9:ecdbdd84 r8:00000002 r7:60000013 r6:ecdbdd8c r5:8551b000 ** 9 printk messages dropped ** [ 1350.473295][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.473796][ T32] r5:85adff8c r4:85adfc00 ** 4 printk messages dropped ** [ 1350.474159][ T32] r4:85aa6180 ** 6 printk messages dropped ** [ 1350.474452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.475202][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.475225][ T32] r4:00000000 [ 1350.475255][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.475389][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.475479][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.475513][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.475540][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.475592][ T32] r5:800f0113 r4:80239bb0 [ 1350.475616][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.475658][ T32] r4:82ac11e4 [ 1350.475716][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.475767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.475844][ T32] r4:e055ddc0 [ 1350.475867][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.475913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.475935][ T32] r4:00000000 [ 1350.476033][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.476101][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.476204][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.476327][ T32] r5:00001000 r4:e03a5000 [ 1350.476350][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.476400][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.476472][ T32] r5:84b16b8c r4:84b16800 [ 1350.476504][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.476624][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.476649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.476710][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.476741][ T32] r4:84b6b700 [ 1350.476778][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.476843][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 4 printk messages dropped ** [ 1350.476981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1350.477819][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.478406][ T32] r5:00001000 r4:ecbaf000 [ 1350.478432][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.478671][ T32] r5:85ae438c r4:85ae4000 ** 3 printk messages dropped ** [ 1350.496534][ T32] r10:61c88647 r9:8551bc00 r8:85aa622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.496906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1350.497892][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.498210][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1350.505731][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.506284][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.506716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.507150][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.507463][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1350.508022][ T32] r5:00001000 r4:dfd43000 [ 1350.508048][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.508380][ T32] r10:61c88647 r9:843f5400 r8:85aa62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.512617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.513295][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.513980][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 11 printk messages dropped ** [ 1350.514658][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 7 printk messages dropped ** [ 1350.515206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.515258][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.515283][ T32] r4:84b6b700 [ 1350.515317][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.515369][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.515395][ T32] r4:00000001 [ 1350.515471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.515516][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.515573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.515628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.515723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.515764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.515837][ T32] r4:84b66900 [ 1350.515874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.515905][ T32] INFO: task kworker/1:387:6762 blocked for more than 477 seconds. [ 1350.515956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.515985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.516066][ T32] task:kworker/1:387 state:D stack:0 pid:6762 tgid:6762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.516160][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.516249][ T32] Call trace: [ 1350.516338][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.516426][ T32] r10:82918930 r9:ece15d84 r8:00000002 r7:60000113 r6:ece15d8c r5:85708c00 [ 1350.516532][ T32] r4:85708c00 [ 1350.516567][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.516612][ T32] r5:85708c00 r4:8291892c [ 1350.516667][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.516753][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.516812][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece15e08 [ 1350.516838][ T32] r4:00000000 [ 1350.516860][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.516902][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.516941][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.516986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aab6c0 [ 1350.517052][ T32] r4:00000000 [ 1350.517147][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.517223][ T32] r9:83018205 r8:85708c00 r7:00000000 r6:83018200 r5:00001000 r4:7f633000 [ 1350.517248][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.517317][ T32] r5:00001000 r4:ecd27000 [ 1350.517353][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.517432][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.517480][ T32] r5:85ae478c r4:85ae4400 [ 1350.517601][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.517655][ T32] r7:ddde2d80 r6:83018200 r5:85ae478c r4:85aa6300 [ 1350.517678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.517727][ T32] r10:61c88647 r9:85708c00 r8:85aa632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.517831][ T32] r4:85aa6300 [ 1350.517867][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.517949][ T32] r10:00000000 r9:85aa6300 r8:8027f5e8 r7:ecdd1e60 r6:85689b00 r5:85708c00 [ 1350.517974][ T32] r4:00000001 [ 1350.518046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.518097][ T32] Exception stack(0xece15fb0 to 0xece15ff8) [ 1350.518152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.518204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.518270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.518317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.518343][ T32] r4:85aab3c0 [ 1350.518536][ T32] INFO: task kworker/1:387:6762 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.518708][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.531483][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.531603][ T32] Call trace: [ 1350.531667][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.531732][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.531767][ T32] r4:00000000 [ 1350.531791][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.531833][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.531875][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.531909][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.531938][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.531963][ T32] r5:800f0113 r4:80239bb0 [ 1350.532053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.532135][ T32] r4:82ac11e4 [ 1350.532169][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.532216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.532249][ T32] r4:e055ddc0 [ 1350.532269][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.532314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.532338][ T32] r4:00000000 [ 1350.532357][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.532437][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.532471][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.532528][ T32] r5:00001000 r4:e03a5000 [ 1350.532592][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.532639][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.532684][ T32] r5:84b16b8c r4:84b16800 [ 1350.532711][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.532791][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.532845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.532900][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.532952][ T32] r4:84b6b700 [ 1350.532977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.533075][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.533106][ T32] r4:00000001 [ 1350.533158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.533205][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.533235][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.533822][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.534293][ T32] r4:85709800 ** 4 printk messages dropped ** [ 1350.534620][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 ** 9 printk messages dropped ** [ 1350.535017][ T32] r5:00001000 r4:ec81b000 ** 1 printk messages dropped ** [ 1350.535102][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.535414][ T32] r10:61c88647 r9:85709800 r8:85aa63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.535462][ T32] r4:85aa6380 [ 1350.535485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.535537][ T32] r10:00000000 r9:85aa6380 r8:8027f5e8 r7:ecdd1e60 r6:85689b80 r5:85709800 [ 1350.535560][ T32] r4:00000001 [ 1350.535608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.535672][ T32] Exception stack(0xecc05fb0 to 0xecc05ff8) [ 1350.535703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.535733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.535775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.535809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.535851][ T32] r4:85aab5c0 [ 1350.536159][ T32] INFO: task kworker/1:388:6765 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.536193][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.536250][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.536330][ T32] Call trace: [ 1350.536366][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.536418][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.536442][ T32] r4:00000000 [ 1350.536462][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.536558][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.536593][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.536635][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.536674][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.536703][ T32] r5:800f0113 r4:80239bb0 [ 1350.536726][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.536774][ T32] r4:82ac11e4 [ 1350.536810][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.536882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.536933][ T32] r4:e055ddc0 [ 1350.536956][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.537002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.537025][ T32] r4:00000000 [ 1350.537046][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.537093][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.537115][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.537158][ T32] r5:00001000 r4:e03a5000 [ 1350.537205][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.537250][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.537330][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.537776][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1350.538077][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.538408][ T32] r4:8570b000 ** 5 printk messages dropped ** [ 1350.548197][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.548548][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.549148][ T32] r5:00001000 r4:dfd9b000 [ 1350.549169][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1350.549277][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1350.549922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.550780][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 8 printk messages dropped ** [ 1350.551200][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.551592][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.551875][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1350.552040][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1350.552453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1350.553531][ T32] r10:82918930 r9:ece25d84 r8:00000002 r7:60000013 r6:ece25d8c r5:85708000 ** 6 printk messages dropped ** [ 1350.553861][ T32] r4:00000000 [ 1350.553900][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.553969][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.554011][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.554079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aabac0 [ 1350.554131][ T32] r4:00000000 [ 1350.554205][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.554280][ T32] r9:83018205 r8:85708000 r7:00000000 r6:83018200 r5:00001000 r4:7f5cb000 [ 1350.554306][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.554457][ T32] r5:00001000 r4:ec89f000 [ 1350.554494][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.554623][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.554831][ T32] r5:85ae578c r4:85ae5400 [ 1350.554856][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.554926][ T32] r7:ddde2d80 r6:83018200 r5:85ae578c r4:85aa6480 [ 1350.555003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.555054][ T32] r10:61c88647 r9:85708000 r8:85aa64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.555079][ T32] r4:85aa6480 [ 1350.555099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.555170][ T32] r10:00000000 r9:85aa6480 r8:8027f5e8 r7:ecc05e60 r6:85689c80 r5:85708000 [ 1350.555196][ T32] r4:00000001 [ 1350.555217][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.555254][ T32] Exception stack(0xece25fb0 to 0xece25ff8) [ 1350.555293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.555353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.555435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.555504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.555534][ T32] r4:85aaba80 [ 1350.555701][ T32] INFO: task kworker/1:390:6769 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.555762][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.555826][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.555929][ T32] Call trace: [ 1350.556085][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.556149][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.556205][ T32] r4:00000000 [ 1350.556256][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.556324][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 1 printk messages dropped ** [ 1350.556416][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1350.556843][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1350.557350][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 4 printk messages dropped ** [ 1350.557633][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 7 printk messages dropped ** [ 1350.557961][ T32] r4:84b66900 ** 5 printk messages dropped ** [ 1350.558156][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.579176][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.579725][ T32] r9:83018205 r8:8570bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f5db000 ** 4 printk messages dropped ** [ 1350.580134][ T32] r5:85ae678c r4:85ae6400 ** 3 printk messages dropped ** [ 1350.580439][ T32] r10:61c88647 r9:8570bc00 r8:85aa652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.581086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.582261][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1350.583126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 11 printk messages dropped ** [ 1350.584080][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.584896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.585466][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.586102][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.587044][ T32] r5:00001000 r4:ec8ef000 ** 1 printk messages dropped ** [ 1350.587202][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.587303][ T32] r5:85ae5b8c r4:85ae5800 [ 1350.587350][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.587443][ T32] r7:ddde2d80 r6:83018200 r5:85ae5b8c r4:85aa6580 [ 1350.587487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.587600][ T32] r10:61c88647 r9:85872400 r8:85aa65ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.587653][ T32] r4:85aa6580 [ 1350.587769][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.587870][ T32] r10:00000000 r9:85aa6580 r8:8027f5e8 r7:ece39e60 r6:85aa6600 r5:85872400 [ 1350.587916][ T32] r4:00000001 [ 1350.587956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.588024][ T32] Exception stack(0xecdc5fb0 to 0xecdc5ff8) [ 1350.588114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.588184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.588243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.588301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.588349][ T32] r4:85aab940 [ 1350.608152][ T32] INFO: task kworker/1:392:6772 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.608275][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.608533][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.609188][ T32] Call trace: [ 1350.609267][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.609381][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.609430][ T32] r4:00000000 [ 1350.609472][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.609595][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.609669][ T32] dd20: 809c0000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.609770][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.609835][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.609925][ T32] r5:800f0113 r4:80239bb0 [ 1350.609978][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.610062][ T32] r4:82ac11e4 [ 1350.610139][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.610234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.610283][ T32] r4:e055ddc0 [ 1350.610325][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.610447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.610521][ T32] r4:00000000 [ 1350.610569][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.610662][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.610709][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.610803][ T32] r5:00001000 r4:e03a5000 [ 1350.610847][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.610930][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.611014][ T32] r5:84b16b8c r4:84b16800 [ 1350.611057][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.611147][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.611192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.611286][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.611338][ T32] r4:84b6b700 [ 1350.611383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.611495][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.611550][ T32] r4:00000001 [ 1350.611592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.611663][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.611735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.611835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.611906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.611965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.612009][ T32] r4:84b66900 [ 1350.612058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.612133][ T32] INFO: task kworker/1:393:6775 blocked for more than 477 seconds. [ 1350.612222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.612317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.612382][ T32] task:kworker/1:393 state:D stack:0 pid:6775 tgid:6775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.612543][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.612799][ T32] Call trace: [ 1350.612885][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.612979][ T32] r10:82918930 r9:ece2dd84 r8:00000002 r7:60000113 r6:ece2dd8c r5:85873c00 [ 1350.613024][ T32] r4:85873c00 [ 1350.613084][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.613173][ T32] r5:85873c00 r4:8291892c [ 1350.613218][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.613297][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.613465][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece2de08 [ 1350.613575][ T32] r4:00000000 [ 1350.613688][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.613797][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.613877][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.613964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aabe00 [ 1350.614026][ T32] r4:00000000 [ 1350.614070][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.614162][ T32] r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f5d1000 [ 1350.614214][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.614300][ T32] r5:00001000 r4:ec90d000 [ 1350.614343][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.614420][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.614566][ T32] r5:85ae5f8c r4:85ae5c00 [ 1350.614617][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.614704][ T32] r7:ddde2d80 r6:83018200 r5:85ae5f8c r4:85aa6680 [ 1350.614745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.614839][ T32] r10:61c88647 r9:85873c00 r8:85aa66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.614889][ T32] r4:85aa6680 [ 1350.614962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.615058][ T32] r10:00000000 r9:85aa6680 r8:8027f5e8 r7:ece39e60 r6:85aa6700 r5:85873c00 [ 1350.615111][ T32] r4:00000001 [ 1350.615191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.615270][ T32] Exception stack(0xece2dfb0 to 0xece2dff8) [ 1350.615327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.615387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.616360][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.617144][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 2 printk messages dropped ** [ 1350.617343][ T32] r4:82ac11e4 [ 1350.617473][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.617574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.617624][ T32] r4:e055ddc0 [ 1350.617701][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.617801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.617853][ T32] r4:00000000 [ 1350.617934][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.618033][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.618113][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.618202][ T32] r5:00001000 r4:e03a5000 [ 1350.618277][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.618362][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.618449][ T32] r5:84b16b8c r4:84b16800 [ 1350.618490][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.618602][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.638194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.638386][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.638442][ T32] r4:84b6b700 [ 1350.638486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.638605][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.639234][ T32] r4:00000001 [ 1350.639322][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.639415][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.639477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.639543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.639600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.639663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.639748][ T32] r4:84b66900 [ 1350.639809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.639867][ T32] INFO: task kworker/1:394:6776 blocked for more than 477 seconds. [ 1350.639964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.640028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.640111][ T32] task:kworker/1:394 state:D stack:0 pid:6776 tgid:6776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.640259][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.640409][ T32] Call trace: [ 1350.640485][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.640585][ T32] r10:82918930 r9:ecdd5d84 r8:00000002 r7:60000013 r6:ecdd5d8c r5:85874800 [ 1350.640632][ T32] r4:85874800 [ 1350.640709][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.640826][ T32] r5:85874800 r4:8291892c [ 1350.640905][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.640995][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.641088][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd5e08 [ 1350.641136][ T32] r4:00000000 [ 1350.641176][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.641254][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.641335][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.641419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aab200 [ 1350.641466][ T32] r4:00000000 [ 1350.641527][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.641627][ T32] r9:83018205 r8:85874800 r7:00000000 r6:83018200 r5:00001000 r4:7f5d3000 [ 1350.641673][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.641754][ T32] r5:00001000 r4:ec92d000 [ 1350.641822][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.641920][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.642019][ T32] r5:85ae638c r4:85ae6000 ** 1 printk messages dropped ** [ 1350.642162][ T32] r7:ddde2d80 r6:83018200 r5:85ae638c r4:85aa6780 ** 9 printk messages dropped ** [ 1350.643054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.644506][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 7 printk messages dropped ** [ 1350.645032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1350.646043][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.646299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.646389][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.646435][ T32] r4:84b6b700 [ 1350.646549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.646661][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.646708][ T32] r4:00000001 [ 1350.646750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.646832][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.646888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.646944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.647029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.647097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.647179][ T32] r4:84b66900 [ 1350.647227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.647310][ T32] INFO: task kworker/1:395:6780 blocked for more than 477 seconds. [ 1350.647375][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.647464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.647517][ T32] task:kworker/1:395 state:D stack:0 pid:6780 tgid:6780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.647636][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.647811][ T32] Call trace: [ 1350.647887][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.647980][ T32] r10:82918930 r9:ece49d84 r8:00000002 r7:60000013 r6:ece49d8c r5:85875400 [ 1350.648027][ T32] r4:85875400 [ 1350.648066][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.648219][ T32] r5:85875400 r4:8291892c [ 1350.648266][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.648380][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.648522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece49e08 [ 1350.648579][ T32] r4:00000000 [ 1350.648698][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.667688][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1350.667910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8f280 ** 5 printk messages dropped ** [ 1350.668383][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1350.670134][ T32] Exception stack(0xece49fb0 to 0xece49ff8) ** 10 printk messages dropped ** [ 1350.671734][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 14 printk messages dropped ** [ 1350.672830][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.673687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1350.674912][ T32] INFO: task kworker/1:396:6781 blocked for more than 477 seconds. ** 13 printk messages dropped ** [ 1350.676093][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.676905][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.677795][ T32] r4:85aa6980 ** 8 printk messages dropped ** [ 1350.678566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1350.694963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.695083][ T32] r4:82ac11e4 [ 1350.695147][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.695253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.695308][ T32] r4:e055ddc0 [ 1350.695354][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.695444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.695495][ T32] r4:00000000 [ 1350.695557][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.695660][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.695708][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.695822][ T32] r5:00001000 r4:e03a5000 [ 1350.695876][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.695963][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.696063][ T32] r5:84b16b8c r4:84b16800 [ 1350.696185][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.696289][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.696336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.696435][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.696521][ T32] r4:84b6b700 [ 1350.696597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.696718][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.696806][ T32] r4:00000001 [ 1350.696859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.696950][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.697014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.697097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.697164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.697303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1350.697528][ T32] task:kworker/1:397 state:D stack:0 pid:6783 tgid:6783 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1350.710742][ T32] r5:00001000 r4:ec99d000 [ 1350.710768][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.711402][ T32] r10:00000000 r9:85aa6a80 r8:8027f5e8 r7:ece85e60 r6:85aa6b00 r5:85876c00 ** 14 printk messages dropped ** [ 1350.713022][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1350.713979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 14 printk messages dropped ** [ 1350.715149][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 13 printk messages dropped ** [ 1350.716050][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1350.717092][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1350.717810][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.718126][ T32] r4:85aa6b80 [ 1350.718167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.718254][ T32] r10:00000000 r9:85aa6b80 r8:8027f5e8 r7:ece85e60 r6:85aa6c00 r5:85873000 ** 13 printk messages dropped ** [ 1350.737151][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 15 printk messages dropped ** [ 1350.738217][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1350.746581][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1350.747099][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.748079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8fc40 ** 5 printk messages dropped ** [ 1350.757530][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1350.768401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1350.776215][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 19 printk messages dropped ** [ 1350.790519][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1350.792006][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1350.793236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf91e08 ** 11 printk messages dropped ** [ 1350.794320][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.795513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.795570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.795628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.795675][ T32] r4:85a8f940 [ 1350.796404][ T32] INFO: task kworker/1:400:6789 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.796476][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.796591][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.796957][ T32] Call trace: [ 1350.797164][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.797272][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.797468][ T32] r4:00000000 [ 1350.797524][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.797602][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.797789][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.797901][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.797962][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.798012][ T32] r5:800f0113 r4:80239bb0 [ 1350.798242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.798436][ T32] r4:82ac11e4 [ 1350.798490][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.798677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.816484][ T32] r4:e055ddc0 [ 1350.816571][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.816707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.816763][ T32] r4:00000000 [ 1350.816807][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.816904][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.816950][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.817041][ T32] r5:00001000 r4:e03a5000 [ 1350.817085][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.817164][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.817253][ T32] r5:84b16b8c r4:84b16800 [ 1350.817304][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.817402][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.817503][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.817609][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.817730][ T32] r4:84b6b700 [ 1350.817846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.818055][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.818122][ T32] r4:00000001 [ 1350.818168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1350.830006][ T32] task:kworker/1:401 state:D stack:0 pid:6790 tgid:6790 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.832291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8fac0 [ 1350.832341][ T32] r4:00000000 [ 1350.832465][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.832576][ T32] r9:83018205 r8:85b19800 r7:00000000 r6:83018200 r5:00001000 r4:7f5eb000 [ 1350.832623][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.832822][ T32] r5:00001000 r4:ec9f9000 [ 1350.832875][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.832983][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.833073][ T32] r5:85ae7f8c r4:85ae7c00 [ 1350.833218][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.833362][ T32] r7:ddde2d80 r6:83018200 r5:85ae7f8c r4:85aa6e80 [ 1350.833481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.833582][ T32] r10:61c88647 r9:85b19800 r8:85aa6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1350.834953][ T32] r4:85a8fa00 ** 8 printk messages dropped ** [ 1350.836297][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 13 printk messages dropped ** [ 1350.837297][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 14 printk messages dropped ** [ 1350.838528][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 13 printk messages dropped ** [ 1350.853330][ T32] r10:82918930 r9:ecf95d84 r8:00000002 r7:60000113 r6:ecf95d8c r5:85b1a400 ** 14 printk messages dropped ** [ 1350.854603][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.855332][ T32] r4:85aa6f80 ** 1 printk messages dropped ** [ 1350.855494][ T32] r10:00000000 r9:85aa6f80 r8:8027f5e8 r7:ecec5e60 r6:85a94000 r5:85b1a400 [ 1350.855548][ T32] r4:00000001 [ 1350.855596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.855676][ T32] Exception stack(0xecf95fb0 to 0xecf95ff8) [ 1350.855792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.855866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.855924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.855997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.856104][ T32] r4:85a8f940 [ 1350.856839][ T32] INFO: task kworker/1:402:6793 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.856927][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.857062][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.857221][ T32] Call trace: [ 1350.857291][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.857389][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.857463][ T32] r4:00000000 [ 1350.857514][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.857593][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.857655][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.857720][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.857793][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.857843][ T32] r5:800f0113 r4:80239bb0 [ 1350.857884][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.857970][ T32] r4:82ac11e4 [ 1350.858029][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.858141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.858203][ T32] r4:e055ddc0 [ 1350.858249][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.858338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.858393][ T32] r4:00000000 [ 1350.858441][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.858603][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.858708][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.871941][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1350.873269][ T32] task:kworker/1:403 state:D stack:0 pid:6796 tgid:6796 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1350.875287][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1350.875673][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1350.877665][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1350.897196][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 16 printk messages dropped ** [ 1350.908684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1350.911345][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1350.912920][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.913507][ T32] r4:85a94180 [ 1350.913550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.913665][ T32] r10:00000000 r9:85a94180 r8:8027f5e8 r7:ecfa9e60 r6:85a94200 r5:85b1bc00 [ 1350.913783][ T32] r4:00000001 [ 1350.913835][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.913913][ T32] Exception stack(0xecf99fb0 to 0xecf99ff8) [ 1350.914009][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.914076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.914133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.914342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.914395][ T32] r4:85a8fcc0 [ 1350.915246][ T32] INFO: task kworker/1:404:6797 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.915325][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.915583][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.915680][ T32] Call trace: [ 1350.915836][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.915929][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.916103][ T32] r4:00000000 [ 1350.916223][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.916310][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.916367][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.916423][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.916470][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.916518][ T32] r5:800f0113 r4:80239bb0 [ 1350.916558][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.916640][ T32] r4:82ac11e4 [ 1350.916683][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.916773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.916822][ T32] r4:e055ddc0 [ 1350.916864][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1350.918080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1350.942188][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1350.942954][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 ** 9 printk messages dropped ** [ 1350.943453][ T32] r5:00001000 r4:ecbe3000 ** 4 printk messages dropped ** [ 1350.943709][ T32] r7:ddde2d80 r6:83018200 r5:85ae9f8c r4:85a94280 ** 13 printk messages dropped ** [ 1350.944968][ T32] INFO: task kworker/1:405:6799 is blocked on a mutex likely owned by task kworker/0:191:3684. ** 16 printk messages dropped ** [ 1350.945593][ T32] r4:e055ddc0 ** 9 printk messages dropped ** [ 1350.946071][ T32] r5:84b16b8c r4:84b16800 ** 7 printk messages dropped ** [ 1350.946574][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.947084][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.947112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.947133][ T32] task:kworker/1:406 state:D stack:0 pid:6800 tgid:6800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.947212][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.947336][ T32] Call trace: [ 1350.947403][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.947453][ T32] r10:82918930 r9:ecfb5d84 r8:00000002 r7:60000113 r6:ecfb5d8c r5:85b1ec00 [ 1350.947477][ T32] r4:85b1ec00 [ 1350.947496][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.947588][ T32] r5:85b1ec00 r4:8291892c [ 1350.947634][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.947706][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.947755][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb5e08 [ 1350.947809][ T32] r4:00000000 [ 1350.947922][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.947964][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.948033][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.948111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8d180 [ 1350.948190][ T32] r4:00000000 [ 1350.948243][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.948470][ T32] r5:00001000 r4:ecabd000 [ 1350.948491][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.957080][ T32] r10:61c88647 r9:85b1ec00 r8:85a943ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.958123][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.963453][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1350.964043][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1350.964457][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.964756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.965100][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.965472][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.965938][ T32] r5:00001000 r4:ecae9000 ** 2 printk messages dropped ** [ 1350.966052][ T32] r5:85ae978c r4:85ae9400 ** 4 printk messages dropped ** [ 1350.966210][ T32] r4:85a94480 ** 6 printk messages dropped ** [ 1350.966552][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.967666][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 15 printk messages dropped ** [ 1350.968397][ T32] r5:84b16b8c r4:84b16800 ** 9 printk messages dropped ** [ 1350.979313][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1350.979680][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.980508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8d600 ** 8 printk messages dropped ** [ 1350.980896][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1350.982103][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.982195][ T32] Call trace: [ 1350.982226][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.982277][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.982301][ T32] r4:00000000 [ 1350.982320][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.982420][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.982453][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.982539][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.982580][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.982605][ T32] r5:800f0113 r4:80239bb0 [ 1350.982626][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.982670][ T32] r4:82ac11e4 [ 1350.982719][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.982836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.982865][ T32] r4:e055ddc0 [ 1350.982886][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.982930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.982970][ T32] r4:00000000 [ 1350.982992][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.983069][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.983095][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.983166][ T32] r5:00001000 r4:e03a5000 [ 1350.983196][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.983237][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.983279][ T32] r5:84b16b8c r4:84b16800 [ 1350.983301][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.983347][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.983404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.983466][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.983533][ T32] r4:84b6b700 [ 1350.983558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.983605][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.983668][ T32] r4:00000001 [ 1350.983723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.983781][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.983821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.983856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.983886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.983916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.983939][ T32] r4:84b66900 [ 1350.983969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.983999][ T32] INFO: task kworker/1:409:6808 blocked for more than 477 seconds. [ 1350.984030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.984089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.984140][ T32] task:kworker/1:409 state:D stack:0 pid:6808 tgid:6808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.984199][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.984362][ T32] Call trace: [ 1350.984420][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1350.984472][ T32] r10:82918930 r9:ecfbdd84 r8:00000002 r7:60000113 r6:ecfbdd8c r5:85878000 [ 1350.984563][ T32] r4:85878000 [ 1350.984587][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.984629][ T32] r5:85878000 r4:8291892c [ 1350.984676][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.984720][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.984803][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 [ 1350.984830][ T32] r4:00000000 [ 1350.984850][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1350.984906][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.984947][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.985018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8d900 [ 1350.985058][ T32] r4:00000000 [ 1350.985080][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.985126][ T32] r9:83018205 r8:85878000 r7:00000000 r6:83018200 r5:00001000 r4:7f647000 [ 1350.985209][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.985256][ T32] r5:00001000 r4:ecbef000 [ 1350.985306][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.985349][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.985424][ T32] r5:85aea38c r4:85aea000 [ 1350.985457][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.985557][ T32] r7:ddde2d80 r6:83018200 r5:85aea38c r4:85a94680 [ 1350.985581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.985627][ T32] r10:61c88647 r9:85878000 r8:85a946ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.985651][ T32] r4:85a94680 [ 1350.985827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.985881][ T32] r10:00000000 r9:85a94680 r8:8027f5e8 r7:ecfb1e60 r6:85a94700 r5:85878000 [ 1350.985932][ T32] r4:00000001 [ 1350.985965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.986030][ T32] Exception stack(0xecfbdfb0 to 0xecfbdff8) [ 1350.986086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.986121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.986151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.986210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.986273][ T32] r4:85a8d640 [ 1350.986489][ T32] INFO: task kworker/1:409:6808 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1350.986600][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.986660][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.986727][ T32] Call trace: [ 1350.986780][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1350.986892][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1350.986929][ T32] r4:00000000 [ 1350.986952][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.987022][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1350.987139][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1350.987262][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1350.987294][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1350.987320][ T32] r5:800f0113 r4:80239bb0 [ 1350.987340][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.987403][ T32] r4:82ac11e4 [ 1350.987427][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.987470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1350.987503][ T32] r4:e055ddc0 [ 1350.987580][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1350.987625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1350.987676][ T32] r4:00000000 [ 1350.987699][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1350.987783][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.987818][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.987862][ T32] r5:00001000 r4:e03a5000 [ 1350.987910][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1350.987963][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.988009][ T32] r5:84b16b8c r4:84b16800 [ 1350.988029][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.988075][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1350.988095][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.988217][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.988305][ T32] r4:84b6b700 [ 1350.988352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.988427][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1350.988454][ T32] r4:00000001 [ 1350.988475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.988539][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1350.988688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.005120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.005211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.005276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.005341][ T32] r4:84b66900 [ 1351.005397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.005505][ T32] INFO: task kworker/1:410:6811 blocked for more than 477 seconds. [ 1351.005589][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.005656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.005709][ T32] task:kworker/1:410 state:D stack:0 pid:6811 tgid:6811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.005827][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.005987][ T32] Call trace: [ 1351.006064][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.006166][ T32] r10:82918930 r9:ecfc1d84 r8:00000002 r7:60000013 r6:ecfc1d8c r5:85878c00 [ 1351.006212][ T32] r4:85878c00 [ 1351.006256][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.006345][ T32] r5:85878c00 r4:8291892c [ 1351.006399][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.006482][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.006601][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc1e08 [ 1351.006652][ T32] r4:00000000 [ 1351.006690][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.006778][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.006917][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.007008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8da40 [ 1351.007056][ T32] r4:00000000 [ 1351.007092][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.007183][ T32] r9:83018205 r8:85878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f649000 [ 1351.007233][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.007316][ T32] r5:00001000 r4:ecc0f000 [ 1351.007359][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.007438][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.007525][ T32] r5:85aea78c r4:85aea400 [ 1351.007565][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.007684][ T32] r7:ddde2d80 r6:83018200 r5:85aea78c r4:85a94780 [ 1351.007761][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.007884][ T32] r10:61c88647 r9:85878c00 r8:85a947ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.007978][ T32] r4:85a94780 [ 1351.008026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.008123][ T32] r10:00000000 r9:85a94780 r8:8027f5e8 r7:ecfbde60 r6:85a94800 r5:85878c00 [ 1351.008175][ T32] r4:00000001 [ 1351.008240][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.008323][ T32] Exception stack(0xecfc1fb0 to 0xecfc1ff8) [ 1351.008387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.008472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.008533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.008741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.019207][ T32] r4:85a8d780 [ 1351.019835][ T32] INFO: task kworker/1:410:6811 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.019910][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.020107][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.020220][ T32] Call trace: [ 1351.020306][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.020416][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.020480][ T32] r4:00000000 [ 1351.020523][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1351.020965][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.021463][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.021865][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.022494][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.022936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1351.023790][ T32] r4:85879800 ** 5 printk messages dropped ** [ 1351.024366][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.024893][ T32] r9:83018205 r8:85879800 r7:00000000 r6:83018200 r5:00001000 r4:7f64f000 ** 4 printk messages dropped ** [ 1351.025340][ T32] r5:85aeb38c r4:85aeb000 ** 3 printk messages dropped ** [ 1351.025610][ T32] r10:61c88647 r9:85879800 r8:85a948ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1351.026792][ T32] INFO: task kworker/1:411:6812 is blocked on a mutex likely owned by task kworker/0:191:3684. ** 9 printk messages dropped ** [ 1351.027652][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 11 printk messages dropped ** [ 1351.028433][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 9 printk messages dropped ** [ 1351.042318][ T32] r4:84b6b700 ** 6 printk messages dropped ** [ 1351.042634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.043043][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.043478][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed045e08 ** 9 printk messages dropped ** [ 1351.043869][ T32] r5:00001000 r4:ecc25000 ** 2 printk messages dropped ** [ 1351.043989][ T32] r5:85aeab8c r4:85aea800 ** 4 printk messages dropped ** [ 1351.044186][ T32] r4:85a94980 ** 6 printk messages dropped ** [ 1351.044457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.045323][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.045347][ T32] r4:00000000 [ 1351.045376][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.045418][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.045462][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.045497][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.045529][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.045553][ T32] r5:800f0113 r4:80239bb0 [ 1351.045573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.045615][ T32] r4:82ac11e4 [ 1351.045636][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.045709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.045763][ T32] r4:e055ddc0 [ 1351.045788][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.045847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.045903][ T32] r4:00000000 [ 1351.045933][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.045983][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.046035][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.046082][ T32] r5:00001000 r4:e03a5000 [ 1351.046103][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.046141][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.046193][ T32] r5:84b16b8c r4:84b16800 [ 1351.046237][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.046308][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.046334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.046412][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.046448][ T32] r4:84b6b700 [ 1351.046498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.046590][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.046659][ T32] r4:00000001 [ 1351.046683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.046720][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.046747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.046784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.046833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.046866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.046911][ T32] r4:84b66900 [ 1351.046935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.046963][ T32] INFO: task kworker/1:413:6816 blocked for more than 477 seconds. [ 1351.046992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.047015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.047045][ T32] task:kworker/1:413 state:D stack:0 pid:6816 tgid:6816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.047093][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.047134][ T32] Call trace: [ 1351.047199][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1351.047288][ T32] r4:8587b000 ** 7 printk messages dropped ** [ 1351.047650][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.047971][ T32] r5:00001000 r4:ecc53000 [ 1351.048079][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.048234][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.058139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1351.059708][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1351.059940][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.060146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 11 printk messages dropped ** [ 1351.060919][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.061258][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.061594][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.061916][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1351.062434][ T32] r5:00001000 r4:eccd9000 [ 1351.062453][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.062805][ T32] r10:61c88647 r9:8587bc00 r8:85a94bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.063149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.063674][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.063719][ T32] Call trace: [ 1351.063749][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.063805][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.063830][ T32] r4:00000000 [ 1351.063869][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.063911][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.063940][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.063993][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.064022][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.064047][ T32] r5:800f0113 r4:80239bb0 [ 1351.064068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.064109][ T32] r4:82ac11e4 [ 1351.064129][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.064171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.064193][ T32] r4:e055ddc0 [ 1351.064234][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.064290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.064325][ T32] r4:00000000 [ 1351.064387][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.064438][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.064468][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.064515][ T32] r5:00001000 r4:e03a5000 [ 1351.064545][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.064596][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.064641][ T32] r5:84b16b8c r4:84b16800 [ 1351.064661][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.064706][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.064772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.064822][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.064847][ T32] r4:84b6b700 [ 1351.064866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.064918][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.064997][ T32] r4:00000001 [ 1351.065035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.065092][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.065137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.065187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.065225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.065285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.065324][ T32] r4:84b66900 [ 1351.065373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.065426][ T32] INFO: task kworker/1:415:6820 blocked for more than 477 seconds. [ 1351.065479][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.065554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.065623][ T32] task:kworker/1:415 state:D stack:0 pid:6820 tgid:6820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.065714][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.065827][ T32] Call trace: [ 1351.065926][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.066021][ T32] r10:82918930 r9:ed055d84 r8:00000002 r7:60000013 r6:ed055d8c r5:8587c800 [ 1351.066095][ T32] r4:8587c800 [ 1351.066135][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.066218][ T32] r5:8587c800 r4:8291892c [ 1351.066286][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.066403][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.066496][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed055e08 [ 1351.066602][ T32] r4:00000000 [ 1351.066655][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.066742][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.066836][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1351.067249][ T32] r5:00001000 r4:ecca1000 [ 1351.067308][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.067677][ T32] r7:ddde2d80 r6:83018200 r5:85aeb78c r4:85a94c80 ** 8 printk messages dropped ** [ 1351.068221][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.088710][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1351.096261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1351.097238][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.097296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.097449][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.097507][ T32] r4:84b6b700 [ 1351.097549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.097642][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.097692][ T32] r4:00000001 [ 1351.097754][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.097846][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.097896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.097956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.098007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.098067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.098114][ T32] r4:84b66900 [ 1351.098163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.098288][ T32] INFO: task kworker/1:416:6823 blocked for more than 477 seconds. [ 1351.098363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.098411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.098462][ T32] task:kworker/1:416 state:D stack:0 pid:6823 tgid:6823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.098683][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.106070][ T32] Call trace: [ 1351.106202][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.106321][ T32] r10:82918930 r9:ed059d84 r8:00000002 r7:60000113 r6:ed059d8c r5:8587d400 [ 1351.106378][ T32] r4:8587d400 [ 1351.106426][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.106550][ T32] r5:8587d400 r4:8291892c [ 1351.106634][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.106734][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.106837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed059e08 [ 1351.106915][ T32] r4:00000000 [ 1351.106960][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.107031][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.107117][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.107212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a61300 [ 1351.107254][ T32] r4:00000000 [ 1351.107301][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.107392][ T32] r9:83018205 r8:8587d400 r7:00000000 r6:83018200 r5:00001000 r4:7f655000 ** 1 printk messages dropped ** [ 1351.107535][ T32] r5:00001000 r4:ecd7f000 ** 2 printk messages dropped ** [ 1351.107745][ T32] r5:85aebf8c r4:85aebc00 ** 3 printk messages dropped ** [ 1351.108072][ T32] r10:61c88647 r9:8587d400 r8:85a94dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.115539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1351.117473][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1351.118081][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1351.126312][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.126990][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.127523][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1351.128488][ T32] r5:00001000 r4:ecd9d000 [ 1351.128529][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.136386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.137261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.145327][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.145648][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1351.146051][ T32] r4:e055ddc0 ** 9 printk messages dropped ** [ 1351.146833][ T32] r5:84b16b8c r4:84b16800 ** 4 printk messages dropped ** [ 1351.147259][ T32] r4:84b6b700 ** 4 printk messages dropped ** [ 1351.147575][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.147643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.147698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.147784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.147847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.147898][ T32] r4:84b66900 [ 1351.147975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.148036][ T32] INFO: task kworker/1:418:6826 blocked for more than 477 seconds. [ 1351.148096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.148196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.148269][ T32] task:kworker/1:418 state:D stack:0 pid:6826 tgid:6826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.148369][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.148476][ T32] Call trace: [ 1351.148565][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.155705][ T32] r10:82918930 r9:ed061d84 r8:00000002 r7:60000113 r6:ed061d8c r5:8587ec00 [ 1351.155814][ T32] r4:8587ec00 [ 1351.155861][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.156011][ T32] r5:8587ec00 r4:8291892c [ 1351.156060][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.156143][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.156243][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed061e08 [ 1351.156287][ T32] r4:00000000 [ 1351.156375][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.156453][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.156534][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.156668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a61840 [ 1351.156726][ T32] r4:00000000 [ 1351.156801][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.156927][ T32] r9:83018205 r8:8587ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f65b000 [ 1351.156984][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.157082][ T32] r5:00001000 r4:ecde9000 [ 1351.157123][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.157203][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.157316][ T32] r5:85af8b8c r4:85af8800 [ 1351.157392][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.157490][ T32] r7:ddde2d80 r6:83018200 r5:85af8b8c r4:85a94f80 [ 1351.157533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.157635][ T32] r10:61c88647 r9:8587ec00 r8:85a94fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.157683][ T32] r4:85a94f80 [ 1351.157743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.157884][ T32] r10:00000000 r9:85a94f80 r8:8027f5e8 r7:ed05de60 r6:85a5f000 r5:8587ec00 [ 1351.157973][ T32] r4:00000001 [ 1351.158021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.158100][ T32] Exception stack(0xed061fb0 to 0xed061ff8) [ 1351.158220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.158284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.158385][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.158478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.158555][ T32] r4:85a613c0 [ 1351.166057][ T32] INFO: task kworker/1:418:6826 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.166201][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.166341][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.166441][ T32] Call trace: [ 1351.166575][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.166703][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.166813][ T32] r4:00000000 [ 1351.166866][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.166968][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.167070][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.167130][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.167185][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.167235][ T32] r5:800f0113 r4:80239bb0 [ 1351.167282][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.167366][ T32] r4:82ac11e4 [ 1351.167438][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.167526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.167574][ T32] r4:e055ddc0 [ 1351.167613][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.167707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.167769][ T32] r4:00000000 [ 1351.167815][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.167914][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.167974][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.168065][ T32] r5:00001000 r4:e03a5000 [ 1351.168105][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.168185][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.168319][ T32] r5:84b16b8c r4:84b16800 [ 1351.168374][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.168464][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.168539][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.175769][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.175898][ T32] r4:84b6b700 [ 1351.175957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.176067][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.176116][ T32] r4:00000001 [ 1351.176192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.176281][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.176350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.176401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.176621][ T32] r4:84b66900 ** 3 printk messages dropped ** [ 1351.176895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1351.177468][ T32] r4:85b20000 ** 1 printk messages dropped ** [ 1351.177597][ T32] r5:85b20000 r4:8291892c [ 1351.177638][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.177715][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.177811][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed161e08 [ 1351.177865][ T32] r4:00000000 [ 1351.177934][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.178012][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.178090][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.178182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a61600 [ 1351.178224][ T32] r4:00000000 [ 1351.178271][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.178362][ T32] r9:83018205 r8:85b20000 r7:00000000 r6:83018200 r5:00001000 r4:7f659000 [ 1351.178404][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.178484][ T32] r5:00001000 r4:ecdc7000 [ 1351.178556][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.185650][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.185811][ T32] r5:85af878c r4:85af8400 [ 1351.185862][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.185956][ T32] r7:ddde2d80 r6:83018200 r5:85af878c r4:85a5f080 [ 1351.185998][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.186111][ T32] r10:61c88647 r9:85b20000 r8:85a5f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.186223][ T32] r4:85a5f080 [ 1351.186281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.186374][ T32] r10:00000000 r9:85a5f080 r8:8027f5e8 r7:ed061e60 r6:85a5f100 r5:85b20000 [ 1351.186427][ T32] r4:00000001 [ 1351.186464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.186558][ T32] Exception stack(0xed161fb0 to 0xed161ff8) [ 1351.186617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.186673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.186730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.186798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.186841][ T32] r4:85a614c0 [ 1351.187487][ T32] INFO: task kworker/1:419:6828 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.187557][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.187680][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.187804][ T32] Call trace: [ 1351.187863][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.187961][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.188011][ T32] r4:00000000 [ 1351.188047][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.188126][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.188178][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.188236][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.188300][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.188361][ T32] r5:800f0113 r4:80239bb0 [ 1351.188407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.188574][ T32] r4:82ac11e4 [ 1351.188720][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.195982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.196075][ T32] r4:e055ddc0 [ 1351.196126][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.196232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.196283][ T32] r4:00000000 [ 1351.196351][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.196445][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.196515][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.196607][ T32] r5:00001000 r4:e03a5000 [ 1351.196681][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.196773][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.196864][ T32] r5:84b16b8c r4:84b16800 [ 1351.196903][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.196991][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.197052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.197167][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.197221][ T32] r4:84b6b700 [ 1351.197267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.197357][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.197470][ T32] r4:00000001 [ 1351.197518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.197617][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.197682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.197765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.197853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.197914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.197960][ T32] r4:84b66900 [ 1351.198008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.198096][ T32] INFO: task kworker/1:420:6831 blocked for more than 477 seconds. [ 1351.198164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.198212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.198258][ T32] task:kworker/1:420 state:D stack:0 pid:6831 tgid:6831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.198395][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.198538][ T32] Call trace: [ 1351.198646][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.206450][ T32] r10:82918930 r9:ed169d84 r8:00000002 r7:60000113 r6:ed169d8c r5:85b20c00 [ 1351.206559][ T32] r4:85b20c00 [ 1351.206604][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.206713][ T32] r5:85b20c00 r4:8291892c [ 1351.206764][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.206844][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.206934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed169e08 [ 1351.206984][ T32] r4:00000000 [ 1351.207054][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.207132][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.207214][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1351.207502][ T32] r9:83018205 r8:85b20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f65d000 ** 1 printk messages dropped ** [ 1351.207689][ T32] r5:00001000 r4:ece05000 [ 1351.207761][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.207842][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.207979][ T32] r5:85af8f8c r4:85af8c00 [ 1351.208020][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.208109][ T32] r7:ddde2d80 r6:83018200 r5:85af8f8c r4:85a5f180 [ 1351.208158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.208245][ T32] r10:61c88647 r9:85b20c00 r8:85a5f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.208348][ T32] r4:85a5f180 [ 1351.208396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.208482][ T32] r10:00000000 r9:85a5f180 r8:8027f5e8 r7:ed061e60 r6:85a5f200 r5:85b20c00 [ 1351.208531][ T32] r4:00000001 [ 1351.208574][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.215588][ T32] Exception stack(0xed169fb0 to 0xed169ff8) [ 1351.215673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.215738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.215832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.215899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.215946][ T32] r4:85a61640 [ 1351.216632][ T32] INFO: task kworker/1:420:6831 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.216717][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.216881][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.217013][ T32] Call trace: [ 1351.217086][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.217185][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.217237][ T32] r4:00000000 [ 1351.217275][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.217351][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.217409][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.217472][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.217555][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.217607][ T32] r5:800f0113 r4:80239bb0 [ 1351.217652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.217735][ T32] r4:82ac11e4 [ 1351.217814][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.217905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.217952][ T32] r4:e055ddc0 [ 1351.217992][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.218078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.218132][ T32] r4:00000000 [ 1351.218176][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.218267][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.218311][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.218394][ T32] r5:00001000 r4:e03a5000 [ 1351.218431][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.218538][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.218660][ T32] r5:84b16b8c r4:84b16800 [ 1351.225155][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.225241][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.225267][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.225315][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.225339][ T32] r4:84b6b700 [ 1351.225399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.225457][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.225481][ T32] r4:00000001 [ 1351.225500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.225541][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.225572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.225601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.225627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.225657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.225680][ T32] r4:84b66900 [ 1351.225703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.225733][ T32] INFO: task kworker/1:421:6832 blocked for more than 477 seconds. [ 1351.225772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.225798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.225820][ T32] task:kworker/1:421 state:D stack:0 pid:6832 tgid:6832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.225873][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.225933][ T32] Call trace: [ 1351.226012][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.226063][ T32] r10:82918930 r9:ed175d84 r8:00000002 r7:60000013 r6:ed175d8c r5:85b21800 [ 1351.226106][ T32] r4:85b21800 [ 1351.226130][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.226193][ T32] r5:85b21800 r4:8291892c [ 1351.226218][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.226259][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.226305][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 [ 1351.226328][ T32] r4:00000000 [ 1351.226392][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.226434][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.226474][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.226566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a61c40 [ 1351.226614][ T32] r4:00000000 [ 1351.226726][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.226784][ T32] r9:83018205 r8:85b21800 r7:00000000 r6:83018200 r5:00001000 r4:7f661000 [ 1351.226849][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.226898][ T32] r5:00001000 r4:ece53000 [ 1351.226920][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.226981][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.227062][ T32] r5:85af978c r4:85af9400 [ 1351.227085][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1351.227650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1351.228695][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 ** 13 printk messages dropped ** [ 1351.234579][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.234642][ T32] r5:00001000 r4:e03a5000 [ 1351.234666][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.234728][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.234783][ T32] r5:84b16b8c r4:84b16800 [ 1351.234826][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.234878][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.234923][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.234981][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.235009][ T32] r4:84b6b700 [ 1351.235031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.235075][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.235118][ T32] r4:00000001 [ 1351.235142][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.235190][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.235220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.235403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.235452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.235482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.235535][ T32] r4:84b66900 [ 1351.235569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.235606][ T32] INFO: task kworker/1:422:6835 blocked for more than 477 seconds. [ 1351.235673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.235702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.235744][ T32] task:kworker/1:422 state:D stack:0 pid:6835 tgid:6835 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.236128][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1351.237040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a61b00 ** 6 printk messages dropped ** [ 1351.237528][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1351.249171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1351.250681][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 ** 14 printk messages dropped ** [ 1351.251626][ T32] r5:00001000 r4:e03a5000 ** 11 printk messages dropped ** [ 1351.252522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1351.253426][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.254067][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed18de08 ** 9 printk messages dropped ** [ 1351.254611][ T32] r5:00001000 r4:ecea7000 ** 9 printk messages dropped ** [ 1351.255069][ T32] r10:00000000 r9:85a5f480 r8:8027f5e8 r7:ed175e60 r6:85a5f500 r5:85b23000 ** 14 printk messages dropped ** [ 1351.256214][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1351.256926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 6 printk messages dropped ** [ 1351.257414][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.257523][ T32] r5:00001000 r4:e03a5000 [ 1351.257606][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.257763][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.257851][ T32] r5:84b16b8c r4:84b16800 [ 1351.257901][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.258004][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.258069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.258188][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.258248][ T32] r4:84b6b700 [ 1351.258291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.258382][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.258466][ T32] r4:00000001 [ 1351.258740][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.275883][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.275953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.275988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.276017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.276051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.276076][ T32] r4:84b66900 [ 1351.276103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.276136][ T32] INFO: task kworker/1:424:6839 blocked for more than 477 seconds. [ 1351.276172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.276199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.276233][ T32] task:kworker/1:424 state:D stack:0 pid:6839 tgid:6839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.276319][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.276393][ T32] Call trace: [ 1351.276431][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.276486][ T32] r10:82918930 r9:ed1bdd84 r8:00000002 r7:60000113 r6:ed1bdd8c r5:85b23c00 [ 1351.276525][ T32] r4:85b23c00 [ 1351.276574][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.276624][ T32] r5:85b23c00 r4:8291892c [ 1351.276647][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.276689][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.276761][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1bde08 [ 1351.276810][ T32] r4:00000000 [ 1351.276857][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.276900][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.276943][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.276992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8100 [ 1351.277016][ T32] r4:00000000 [ 1351.277038][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.277087][ T32] r9:83018205 r8:85b23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f67d000 [ 1351.277121][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.277169][ T32] r5:00001000 r4:ecfef000 [ 1351.277191][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.277253][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.277322][ T32] r5:85afab8c r4:85afa800 [ 1351.277348][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.277398][ T32] r7:ddde2d80 r6:83018200 r5:85afab8c r4:85a5f580 [ 1351.277421][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.277467][ T32] r10:61c88647 r9:85b23c00 r8:85a5f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.277491][ T32] r4:85a5f580 [ 1351.277516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.277563][ T32] r10:00000000 r9:85a5f580 r8:8027f5e8 r7:ed18de60 r6:85a5f600 r5:85b23c00 [ 1351.277597][ T32] r4:00000001 [ 1351.277621][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.277680][ T32] Exception stack(0xed1bdfb0 to 0xed1bdff8) [ 1351.277712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.277743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.277777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.277808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.277831][ T32] r4:85a8d280 [ 1351.278234][ T32] INFO: task kworker/1:424:6839 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.278271][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.278356][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.278434][ T32] Call trace: [ 1351.278539][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.278673][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 3 printk messages dropped ** [ 1351.291330][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 ** 7 printk messages dropped ** [ 1351.291868][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1351.292263][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 8 printk messages dropped ** [ 1351.292979][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.293883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1351.294259][ T32] task:kworker/1:425 state:D stack:0 pid:6846 tgid:6846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.295358][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.295648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1100 ** 4 printk messages dropped ** [ 1351.296005][ T32] r5:00001000 r4:dfd67000 ** 3 printk messages dropped ** [ 1351.296273][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.296971][ T32] Exception stack(0xed2d5fb0 to 0xed2d5ff8) ** 4 printk messages dropped ** [ 1351.297283][ T32] r4:859a1300 ** 4 printk messages dropped ** [ 1351.298303][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.309129][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1351.309634][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1351.310291][ T32] r5:00001000 r4:e03a5000 [ 1351.310343][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.310422][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.310595][ T32] r5:84b16b8c r4:84b16800 [ 1351.310655][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.310774][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.310927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.311021][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.311072][ T32] r4:84b6b700 [ 1351.311137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.311263][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.311335][ T32] r4:00000001 [ 1351.311384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.311456][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.311516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.311575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.311651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.311744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.311808][ T32] r4:84b66900 [ 1351.311854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.311911][ T32] INFO: task kworker/1:426:6853 blocked for more than 477 seconds. [ 1351.311994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.312049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.312092][ T32] task:kworker/1:426 state:D stack:0 pid:6853 tgid:6853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.312207][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.312311][ T32] Call trace: [ 1351.312387][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.312481][ T32] r10:82918930 r9:ed2f1d84 r8:00000002 r7:60000013 r6:ed2f1d8c r5:85b25400 [ 1351.312556][ T32] r4:85b25400 [ 1351.312598][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.312677][ T32] r5:85b25400 r4:8291892c [ 1351.312720][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.312809][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.312897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f1e08 [ 1351.313028][ T32] r4:00000000 [ 1351.313074][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.313172][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.313253][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.313334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1a00 [ 1351.313385][ T32] r4:00000000 [ 1351.313418][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.313544][ T32] r9:83018205 r8:85b25400 r7:00000000 r6:83018200 r5:00001000 r4:7f675000 [ 1351.313592][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.313676][ T32] r5:00001000 r4:ecf7d000 [ 1351.313775][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.313888][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.313971][ T32] r5:85afa78c r4:85afa400 [ 1351.314011][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.314117][ T32] r7:ddde2d80 r6:83018200 r5:85afa78c r4:85a5f780 [ 1351.314196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.314294][ T32] r10:61c88647 r9:85b25400 r8:85a5f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.314396][ T32] r4:85a5f780 [ 1351.314465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.314576][ T32] r10:00000000 r9:85a5f780 r8:8027f5e8 r7:ed1bde60 r6:85a5f800 r5:85b25400 [ 1351.314629][ T32] r4:00000001 [ 1351.314701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.314805][ T32] Exception stack(0xed2f1fb0 to 0xed2f1ff8) [ 1351.314863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.314919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.314973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.315024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.315086][ T32] r4:859a1740 [ 1351.315752][ T32] INFO: task kworker/1:426:6853 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.315841][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.315970][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.316064][ T32] Call trace: [ 1351.316155][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.316251][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.316295][ T32] r4:00000000 [ 1351.316341][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.316416][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.316469][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.316530][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.316578][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.316630][ T32] r5:800f0113 r4:80239bb0 [ 1351.316682][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.316807][ T32] r4:82ac11e4 [ 1351.316855][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.316941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.317007][ T32] r4:e055ddc0 [ 1351.317065][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.317145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.317213][ T32] r4:00000000 [ 1351.317265][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.317388][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.317470][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.317568][ T32] r5:00001000 r4:e03a5000 [ 1351.317614][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.317693][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.317806][ T32] r5:84b16b8c r4:84b16800 [ 1351.317867][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.317958][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.317999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.318099][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.318151][ T32] r4:84b6b700 [ 1351.318214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.318368][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.318455][ T32] r4:00000001 [ 1351.318527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.318674][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.336812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.336926][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.336989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.337065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.337146][ T32] r4:84b66900 [ 1351.337213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.337268][ T32] INFO: task kworker/1:427:6873 blocked for more than 477 seconds. [ 1351.337380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.337462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.337514][ T32] task:kworker/1:427 state:D stack:0 pid:6873 tgid:6873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.337692][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.337903][ T32] Call trace: [ 1351.338013][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.338118][ T32] r10:82918930 r9:ed331d84 r8:00000002 r7:60000113 r6:ed331d8c r5:85b24800 [ 1351.338165][ T32] r4:85b24800 [ 1351.338231][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.338317][ T32] r5:85b24800 r4:8291892c [ 1351.338357][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.338593][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed331e08 ** 4 printk messages dropped ** [ 1351.345541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8280 [ 1351.345565][ T32] r4:00000000 [ 1351.345584][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.345631][ T32] r9:83018205 r8:85b24800 r7:00000000 r6:83018200 r5:00001000 r4:7f683000 [ 1351.345681][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.345741][ T32] r5:00001000 r4:ed019000 [ 1351.345767][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.345808][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.345851][ T32] r5:85afaf8c r4:85afac00 [ 1351.345875][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.345934][ T32] r7:ddde2d80 r6:83018200 r5:85afaf8c r4:85a5f880 [ 1351.346001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.346084][ T32] r10:61c88647 r9:85b24800 r8:85a5f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.346118][ T32] r4:85a5f880 [ 1351.346166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.346220][ T32] r10:00000000 r9:85a5f880 r8:8027f5e8 r7:ed1bde60 r6:85a5f900 r5:85b24800 [ 1351.346272][ T32] r4:00000001 [ 1351.346302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.346341][ T32] Exception stack(0xed331fb0 to 0xed331ff8) [ 1351.346396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.346456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.346487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.346594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.346624][ T32] r4:859a1480 [ 1351.347047][ T32] INFO: task kworker/1:427:6873 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.347105][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.347200][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.347375][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 5 printk messages dropped ** [ 1351.347635][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 2 printk messages dropped ** [ 1351.347725][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1351.347793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.347837][ T32] r4:e055ddc0 [ 1351.347862][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.347914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.347961][ T32] r4:00000000 [ 1351.348003][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.348054][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.348086][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.348136][ T32] r5:00001000 r4:e03a5000 [ 1351.348157][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.348196][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.348260][ T32] r5:84b16b8c r4:84b16800 [ 1351.348304][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.348403][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.348428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.348493][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.348522][ T32] r4:84b6b700 [ 1351.348543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.348588][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.348688][ T32] r4:00000001 [ 1351.356521][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.356591][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.356624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.356654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.356704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.356771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.356800][ T32] r4:84b66900 [ 1351.356824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.356855][ T32] INFO: task kworker/1:428:6879 blocked for more than 477 seconds. [ 1351.356888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.356935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.356983][ T32] task:kworker/1:428 state:D stack:0 pid:6879 tgid:6879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.357064][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.357131][ T32] Call trace: [ 1351.357169][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.357314][ T32] r10:82918930 r9:ed325d84 r8:00000002 r7:60000113 r6:ed325d8c r5:85b26000 [ 1351.357343][ T32] r4:85b26000 [ 1351.357385][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.357431][ T32] r5:85b26000 r4:8291892c [ 1351.357453][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.357494][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.357647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed325e08 [ 1351.357692][ T32] r4:00000000 [ 1351.357748][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.357817][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.357861][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.357926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8500 [ 1351.357953][ T32] r4:00000000 [ 1351.357974][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.358021][ T32] r9:83018205 r8:85b26000 r7:00000000 r6:83018200 r5:00001000 r4:7f5c7000 [ 1351.358066][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.358113][ T32] r5:00001000 r4:ec885000 [ 1351.358133][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.358194][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.358382][ T32] r7:ddde2d80 r6:83018200 r5:85afb78c r4:85a5f980 ** 2 printk messages dropped ** [ 1351.358519][ T32] r4:85a5f980 ** 2 printk messages dropped ** [ 1351.362870][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.363114][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.363696][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.364228][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1351.364324][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 4 printk messages dropped ** [ 1351.364549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 6 printk messages dropped ** [ 1351.364836][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.365143][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 1 printk messages dropped ** [ 1351.365228][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.365503][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.365636][ T32] r4:84b66900 [ 1351.365662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.365690][ T32] INFO: task kworker/1:429:6884 blocked for more than 477 seconds. [ 1351.365747][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.365782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.365808][ T32] task:kworker/1:429 state:D stack:0 pid:6884 tgid:6884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.365870][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.365991][ T32] Call trace: [ 1351.366050][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.366098][ T32] r10:82918930 r9:ed1b1d84 r8:00000002 r7:60000013 r6:ed1b1d8c r5:85b30000 [ 1351.366142][ T32] r4:85b30000 [ 1351.366166][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.366219][ T32] r5:85b30000 r4:8291892c [ 1351.366242][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.366283][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.366329][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b1e08 [ 1351.366358][ T32] r4:00000000 [ 1351.366380][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.366418][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.366454][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.366496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8940 [ 1351.366541][ T32] r4:00000000 [ 1351.366560][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.366616][ T32] r9:83018205 r8:85b30000 r7:00000000 r6:83018200 r5:00001000 r4:7f5cf000 [ 1351.366652][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.366698][ T32] r5:00001000 r4:ec93b000 [ 1351.366718][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.366782][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.366850][ T32] r5:8487078c r4:84870400 [ 1351.366881][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.366958][ T32] r7:ddde2d80 r6:83018200 r5:8487078c r4:85a5fa80 [ 1351.366988][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.367035][ T32] r10:61c88647 r9:85b30000 r8:85a5faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.367081][ T32] r4:85a5fa80 [ 1351.367103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.367150][ T32] r10:00000000 r9:85a5fa80 r8:8027f5e8 r7:ed325e60 r6:85a5fb00 r5:85b30000 [ 1351.367173][ T32] r4:00000001 [ 1351.367214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.367253][ T32] Exception stack(0xed1b1fb0 to 0xed1b1ff8) [ 1351.367280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.367342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.367395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.367427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.367450][ T32] r4:85aa8300 [ 1351.367631][ T32] INFO: task kworker/1:429:6884 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.367663][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.367733][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.367784][ T32] Call trace: [ 1351.367840][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.367890][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.367914][ T32] r4:00000000 [ 1351.367933][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.367970][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.368034][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.368068][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.368103][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.368152][ T32] r5:800f0113 r4:80239bb0 [ 1351.368195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.368241][ T32] r4:82ac11e4 [ 1351.368291][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.368338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.368361][ T32] r4:e055ddc0 [ 1351.368400][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.368456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.368496][ T32] r4:00000000 [ 1351.368518][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.368586][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.368680][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.379188][ T32] r5:00001000 r4:e03a5000 [ 1351.379227][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.379288][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.379332][ T32] r5:84b16b8c r4:84b16800 [ 1351.379353][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.379421][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.379447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.379495][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.379517][ T32] r4:84b6b700 [ 1351.379537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.379581][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.379636][ T32] r4:00000001 [ 1351.379660][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.379699][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.379729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.379764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.379831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.379865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.379913][ T32] r4:84b66900 [ 1351.379941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.379971][ T32] INFO: task kworker/1:430:6885 blocked for more than 477 seconds. [ 1351.380004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.380055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.380080][ T32] task:kworker/1:430 state:D stack:0 pid:6885 tgid:6885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.380134][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.380206][ T32] Call trace: [ 1351.380293][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.380348][ T32] r10:82918930 r9:ed32dd84 r8:00000002 r7:60000013 r6:ed32dd8c r5:85b30c00 [ 1351.380391][ T32] r4:85b30c00 [ 1351.380442][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.380502][ T32] r5:85b30c00 r4:8291892c [ 1351.380556][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.380602][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.380650][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed32de08 [ 1351.380672][ T32] r4:00000000 [ 1351.380706][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.380781][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.380828][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.380872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8640 [ 1351.380894][ T32] r4:00000000 [ 1351.380914][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.380988][ T32] r9:83018205 r8:85b30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f5c9000 [ 1351.381013][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.381094][ T32] r5:00001000 r4:ec8cd000 [ 1351.381154][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.381198][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.381272][ T32] r5:85afbb8c r4:85afb800 [ 1351.381295][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.381342][ T32] r7:ddde2d80 r6:83018200 r5:85afbb8c r4:85a5fb80 [ 1351.381363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.381451][ T32] r10:61c88647 r9:85b30c00 r8:85a5fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.381513][ T32] r4:85a5fb80 [ 1351.381535][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.381593][ T32] r10:00000000 r9:85a5fb80 r8:8027f5e8 r7:ed1b1e60 r6:85a5fc00 r5:85b30c00 [ 1351.381641][ T32] r4:00000001 [ 1351.381709][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.381813][ T32] Exception stack(0xed32dfb0 to 0xed32dff8) [ 1351.381874][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.381939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.382007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.382071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.382125][ T32] r4:85aa8300 [ 1351.382493][ T32] INFO: task kworker/1:430:6885 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.382604][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.382745][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.382826][ T32] Call trace: [ 1351.382882][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.382966][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.382994][ T32] r4:00000000 [ 1351.383015][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.383083][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.383124][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.383192][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.383244][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.383272][ T32] r5:800f0113 r4:80239bb0 [ 1351.383293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.383335][ T32] r4:82ac11e4 [ 1351.383355][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.383417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.383493][ T32] r4:e055ddc0 [ 1351.383517][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.383561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.383604][ T32] r4:00000000 [ 1351.383628][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.383685][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.383732][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.383783][ T32] r5:00001000 r4:e03a5000 [ 1351.383824][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.383866][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.383909][ T32] r5:84b16b8c r4:84b16800 [ 1351.383928][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.383975][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.383996][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.384041][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.384099][ T32] r4:84b6b700 [ 1351.384147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.384206][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.384232][ T32] r4:00000001 [ 1351.384252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.384287][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.384313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.384341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.384367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.384395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.384417][ T32] r4:84b66900 [ 1351.384436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.384460][ T32] INFO: task kworker/1:431:6888 blocked for more than 477 seconds. [ 1351.384504][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.384548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.384602][ T32] task:kworker/1:431 state:D stack:0 pid:6888 tgid:6888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.384670][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.384713][ T32] Call trace: [ 1351.384744][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.384808][ T32] r10:82918930 r9:ec949d84 r8:00000002 r7:60000013 r6:ec949d8c r5:85b31800 [ 1351.384863][ T32] r4:85b31800 [ 1351.384886][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.384927][ T32] r5:85b31800 r4:8291892c [ 1351.384971][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.385038][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.385094][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 [ 1351.385117][ T32] r4:00000000 [ 1351.385161][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.385202][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.385249][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.385326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa84c0 [ 1351.385391][ T32] r4:00000000 [ 1351.385439][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.385487][ T32] r9:83018205 r8:85b31800 r7:00000000 r6:83018200 r5:00001000 r4:7f5cb000 [ 1351.385540][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.385586][ T32] r5:00001000 r4:ec915000 [ 1351.385628][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.385679][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.385725][ T32] r5:85afbf8c r4:85afbc00 [ 1351.385760][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.385809][ T32] r7:ddde2d80 r6:83018200 r5:85afbf8c r4:85a5fc80 [ 1351.385830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.385876][ T32] r10:61c88647 r9:85b31800 r8:85a5fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.385898][ T32] r4:85a5fc80 [ 1351.385935][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.386005][ T32] r10:00000000 r9:85a5fc80 r8:8027f5e8 r7:ed1b1e60 r6:85a5fd00 r5:85b31800 [ 1351.386031][ T32] r4:00000001 [ 1351.386050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.386086][ T32] Exception stack(0xec949fb0 to 0xec949ff8) [ 1351.386133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.386165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.386192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.386221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.386243][ T32] r4:85aa86c0 [ 1351.386419][ T32] INFO: task kworker/1:431:6888 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.386451][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.386577][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.386649][ T32] Call trace: [ 1351.386718][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.386826][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.386906][ T32] r4:00000000 [ 1351.386943][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.386984][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.387012][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.387041][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.387079][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.387108][ T32] r5:800f0113 r4:80239bb0 [ 1351.387151][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.387205][ T32] r4:82ac11e4 [ 1351.387228][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.387271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.387294][ T32] r4:e055ddc0 [ 1351.387314][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.387356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.387404][ T32] r4:00000000 [ 1351.387462][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.387564][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.387616][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.387664][ T32] r5:00001000 r4:e03a5000 [ 1351.387683][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.387752][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.387836][ T32] r5:84b16b8c r4:84b16800 [ 1351.387896][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.387949][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.387971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.388017][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.388040][ T32] r4:84b6b700 [ 1351.388059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.388103][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.388125][ T32] r4:00000001 [ 1351.388144][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.388178][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.388227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.388283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.388315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.388354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.388380][ T32] r4:84b66900 [ 1351.388421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.388495][ T32] INFO: task kworker/1:432:6890 blocked for more than 477 seconds. [ 1351.388538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.388567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.388626][ T32] task:kworker/1:432 state:D stack:0 pid:6890 tgid:6890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.388740][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.407685][ T32] Call trace: [ 1351.407756][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.407855][ T32] r10:82918930 r9:eccadd84 r8:00000002 r7:60000113 r6:eccadd8c r5:85b33000 [ 1351.407907][ T32] r4:85b33000 [ 1351.407953][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.408018][ T32] r5:85b33000 r4:8291892c [ 1351.408060][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.408129][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.408184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 [ 1351.408236][ T32] r4:00000000 [ 1351.408263][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.408309][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.408384][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.408480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8ec0 [ 1351.408515][ T32] r4:00000000 [ 1351.408538][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.408688][ T32] r9:83018205 r8:85b33000 r7:00000000 r6:83018200 r5:00001000 r4:7f5df000 [ 1351.413128][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.413206][ T32] r5:00001000 r4:ec9e1000 [ 1351.413229][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.413292][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.413350][ T32] r5:85b0438c r4:85b04000 [ 1351.413374][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.413423][ T32] r7:ddde2d80 r6:83018200 r5:85b0438c r4:85a5fd80 [ 1351.413444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.413514][ T32] r10:61c88647 r9:85b33000 r8:85a5fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.413543][ T32] r4:85a5fd80 [ 1351.413563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.413632][ T32] r10:00000000 r9:85a5fd80 r8:8027f5e8 r7:ed1b1e60 r6:85a5fe00 r5:85b33000 [ 1351.413659][ T32] r4:00000001 [ 1351.413680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.413739][ T32] Exception stack(0xeccadfb0 to 0xeccadff8) [ 1351.413775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.413805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.413861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.413914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.413961][ T32] r4:85aa8840 [ 1351.414363][ T32] INFO: task kworker/1:432:6890 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.414421][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.414522][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.414577][ T32] Call trace: [ 1351.414609][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.414684][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.414725][ T32] r4:00000000 [ 1351.414748][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.414788][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.414838][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.414871][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.414897][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.414922][ T32] r5:800f0113 r4:80239bb0 [ 1351.414955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.415001][ T32] r4:82ac11e4 [ 1351.415021][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.415063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.415085][ T32] r4:e055ddc0 [ 1351.415192][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.415282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.415329][ T32] r4:00000000 [ 1351.415353][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.415409][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.415439][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.415515][ T32] r5:00001000 r4:e03a5000 [ 1351.415540][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.415600][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.415695][ T32] r5:84b16b8c r4:84b16800 [ 1351.415719][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.415766][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.415787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.415842][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.415891][ T32] r4:84b6b700 [ 1351.415914][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.415959][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.416004][ T32] r4:00000001 [ 1351.416049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.416088][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.416116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.416145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.416171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.416200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.416231][ T32] r4:84b66900 [ 1351.416256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.416298][ T32] INFO: task kworker/1:433:6892 blocked for more than 477 seconds. [ 1351.416333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.416359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.416381][ T32] task:kworker/1:433 state:D stack:0 pid:6892 tgid:6892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.416425][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.416465][ T32] Call trace: [ 1351.416495][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.416546][ T32] r10:82918930 r9:ed33dd84 r8:00000002 r7:60000013 r6:ed33dd8c r5:85b34800 [ 1351.416569][ T32] r4:85b34800 [ 1351.416589][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.416629][ T32] r5:85b34800 r4:8291892c [ 1351.416649][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.416689][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.416757][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed33de08 [ 1351.416793][ T32] r4:00000000 [ 1351.416817][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.416856][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.416924][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.416980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8f80 [ 1351.417006][ T32] r4:00000000 [ 1351.417032][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.417087][ T32] r9:83018205 r8:85b34800 r7:00000000 r6:83018200 r5:00001000 r4:7f5e1000 [ 1351.417112][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.417179][ T32] r5:00001000 r4:ec9fd000 [ 1351.417205][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.417273][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.417320][ T32] r5:85b0478c r4:85b04400 [ 1351.417351][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.417444][ T32] r7:ddde2d80 r6:83018200 r5:85b0478c r4:85a5fe80 [ 1351.417496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.417570][ T32] r10:61c88647 r9:85b34800 r8:85a5feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.417597][ T32] r4:85a5fe80 [ 1351.417653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.417701][ T32] r10:00000000 r9:85a5fe80 r8:8027f5e8 r7:eccade60 r6:85a5ff00 r5:85b34800 [ 1351.417744][ T32] r4:00000001 [ 1351.417786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.417825][ T32] Exception stack(0xed33dfb0 to 0xed33dff8) [ 1351.417873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.417908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.417957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.417992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.418015][ T32] r4:85aa8a80 [ 1351.418216][ T32] INFO: task kworker/1:433:6892 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.418273][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.418361][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.418520][ T32] Call trace: [ 1351.418578][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.418714][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.427803][ T32] r4:00000000 [ 1351.427887][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.427948][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.427981][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.428011][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.428046][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.428141][ T32] r5:800f0113 r4:80239bb0 [ 1351.428183][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.428240][ T32] r4:82ac11e4 [ 1351.428288][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.428344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.428368][ T32] r4:e055ddc0 [ 1351.428410][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.428459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.428511][ T32] r4:00000000 [ 1351.428600][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.428663][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.428696][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.431553][ T32] r5:00001000 r4:e03a5000 [ 1351.431586][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.431698][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.431748][ T32] r5:84b16b8c r4:84b16800 [ 1351.431791][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.431844][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.431866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.431934][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.431961][ T32] r4:84b6b700 [ 1351.432003][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.432084][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.432121][ T32] r4:00000001 [ 1351.432144][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.432182][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.432211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.432240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.432288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.432321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.432388][ T32] r4:84b66900 [ 1351.432416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.432489][ T32] INFO: task kworker/1:434:6897 blocked for more than 477 seconds. [ 1351.432530][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.432556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.432578][ T32] task:kworker/1:434 state:D stack:0 pid:6897 tgid:6897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.432631][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.432721][ T32] Call trace: [ 1351.432804][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.432876][ T32] r10:82918930 r9:ed345d84 r8:00000002 r7:60000013 r6:ed345d8c r5:85b32400 [ 1351.432903][ T32] r4:85b32400 [ 1351.432923][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.432986][ T32] r5:85b32400 r4:8291892c [ 1351.433011][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.433052][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.433097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed345e08 [ 1351.433121][ T32] r4:00000000 [ 1351.433141][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.433193][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.433236][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.433301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84132b00 [ 1351.433328][ T32] r4:00000000 [ 1351.433349][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.433419][ T32] r9:83018205 r8:85b32400 r7:00000000 r6:83018200 r5:00001000 r4:7f5e5000 [ 1351.433445][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.433524][ T32] r5:00001000 r4:eca4d000 [ 1351.433548][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.433608][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.433681][ T32] r5:85b04f8c r4:85b04c00 [ 1351.433710][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.433777][ T32] r7:ddde2d80 r6:83018200 r5:85b04f8c r4:85a5ff80 [ 1351.433823][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.433873][ T32] r10:61c88647 r9:85b32400 r8:85a5ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.433896][ T32] r4:85a5ff80 [ 1351.433935][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.433984][ T32] r10:00000000 r9:85a5ff80 r8:8027f5e8 r7:ed33de60 r6:85a92000 r5:85b32400 [ 1351.434029][ T32] r4:00000001 [ 1351.434053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.434122][ T32] Exception stack(0xed345fb0 to 0xed345ff8) [ 1351.434217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.434261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.434292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.434321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.434343][ T32] r4:85aa8e00 [ 1351.434751][ T32] INFO: task kworker/1:434:6897 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.434808][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.434904][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.434977][ T32] Call trace: [ 1351.435011][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.435083][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.435111][ T32] r4:00000000 [ 1351.435132][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.435171][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.435199][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.435272][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.435385][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.435503][ T32] r5:800f0113 r4:80239bb0 [ 1351.435579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.435627][ T32] r4:82ac11e4 [ 1351.435649][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.435692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.435714][ T32] r4:e055ddc0 [ 1351.435756][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.435825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.435874][ T32] r4:00000000 [ 1351.435918][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.435997][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.436031][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.436078][ T32] r5:00001000 r4:e03a5000 [ 1351.436098][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.436137][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.436212][ T32] r5:84b16b8c r4:84b16800 [ 1351.436236][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.436283][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.436335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.436406][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.436454][ T32] r4:84b6b700 [ 1351.436478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.436531][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.436579][ T32] r4:00000001 [ 1351.436603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.436640][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.436668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.436698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.436726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.436756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.436801][ T32] r4:84b66900 [ 1351.436825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.436872][ T32] INFO: task kworker/1:435:6899 blocked for more than 477 seconds. [ 1351.436928][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.436979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.437025][ T32] task:kworker/1:435 state:D stack:0 pid:6899 tgid:6899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.437120][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.437192][ T32] Call trace: [ 1351.437258][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.437329][ T32] r10:82918930 r9:ed339d84 r8:00000002 r7:60000013 r6:ed339d8c r5:85b33c00 [ 1351.437356][ T32] r4:85b33c00 [ 1351.437377][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.437418][ T32] r5:85b33c00 r4:8291892c [ 1351.437437][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.437498][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.437554][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed339e08 [ 1351.437597][ T32] r4:00000000 [ 1351.437645][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.437688][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.437746][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.437857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8880 [ 1351.437905][ T32] r4:00000000 [ 1351.437929][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.437997][ T32] r9:83018205 r8:85b33c00 r7:00000000 r6:83018200 r5:00001000 r4:7f5e3000 [ 1351.438153][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.438203][ T32] r5:00001000 r4:eca27000 [ 1351.438267][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.438312][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.438399][ T32] r5:85b04b8c r4:85b04800 [ 1351.438428][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.438473][ T32] r7:ddde2d80 r6:83018200 r5:85b04b8c r4:85a92080 [ 1351.438527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.438584][ T32] r10:61c88647 r9:85b33c00 r8:85a920ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.438607][ T32] r4:85a92080 [ 1351.438688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.448223][ T32] r10:00000000 r9:85a92080 r8:8027f5e8 r7:ed345e60 r6:85a92100 r5:85b33c00 [ 1351.448265][ T32] r4:00000001 [ 1351.448312][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.448397][ T32] Exception stack(0xed339fb0 to 0xed339ff8) [ 1351.448441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.448474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.448502][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.448561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.448674][ T32] r4:84132b00 [ 1351.449530][ T32] INFO: task kworker/1:435:6899 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.449615][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.449688][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.449775][ T32] Call trace: [ 1351.449831][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.449890][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.449935][ T32] r4:00000000 [ 1351.449960][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.450008][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.450040][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.450115][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.450167][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.450196][ T32] r5:800f0113 r4:80239bb0 [ 1351.450283][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.450352][ T32] r4:82ac11e4 [ 1351.450376][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.450421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.450444][ T32] r4:e055ddc0 [ 1351.450464][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.450550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.450602][ T32] r4:00000000 [ 1351.450649][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.450724][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.450750][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.450796][ T32] r5:00001000 r4:e03a5000 [ 1351.450816][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.450865][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.450912][ T32] r5:84b16b8c r4:84b16800 [ 1351.450956][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.451048][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.451138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.451189][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.451234][ T32] r4:84b6b700 [ 1351.451258][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.451326][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.451404][ T32] r4:00000001 [ 1351.451428][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.451526][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.451557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.451677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.451713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.451745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.451873][ T32] r4:84b66900 [ 1351.451935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.452056][ T32] INFO: task kworker/1:436:6901 blocked for more than 477 seconds. [ 1351.452120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.452150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.452260][ T32] task:kworker/1:436 state:D stack:0 pid:6901 tgid:6901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.452439][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.452487][ T32] Call trace: [ 1351.452525][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.452593][ T32] r10:82918930 r9:ed349d84 r8:00000002 r7:60000013 r6:ed349d8c r5:85b36000 [ 1351.452678][ T32] r4:85b36000 [ 1351.452709][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.452861][ T32] r5:85b36000 r4:8291892c [ 1351.452888][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.452930][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.452977][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed349e08 [ 1351.453062][ T32] r4:00000000 [ 1351.453147][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.453233][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.453275][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.453318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8c100 [ 1351.453340][ T32] r4:00000000 [ 1351.453359][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.453403][ T32] r9:83018205 r8:85b36000 r7:00000000 r6:83018200 r5:00001000 r4:7f5e7000 [ 1351.453423][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.453486][ T32] r5:00001000 r4:eca89000 [ 1351.453530][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.453596][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.453679][ T32] r5:85b0538c r4:85b05000 [ 1351.453709][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.453758][ T32] r7:ddde2d80 r6:83018200 r5:85b0538c r4:85a92180 [ 1351.453781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.453827][ T32] r10:61c88647 r9:85b36000 r8:85a921ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.453872][ T32] r4:85a92180 [ 1351.453895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.453951][ T32] r10:00000000 r9:85a92180 r8:8027f5e8 r7:ed345e60 r6:85a92200 r5:85b36000 [ 1351.453999][ T32] r4:00000001 [ 1351.454155][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.454235][ T32] Exception stack(0xed349fb0 to 0xed349ff8) [ 1351.454351][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.454384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.454412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.454443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.454489][ T32] r4:85a78fc0 [ 1351.454725][ T32] INFO: task kworker/1:436:6901 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.454772][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.454847][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.454941][ T32] Call trace: [ 1351.455003][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.455077][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.455137][ T32] r4:00000000 [ 1351.455196][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.455240][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.455279][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.455342][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.455393][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.455424][ T32] r5:800f0113 r4:80239bb0 [ 1351.455448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.455491][ T32] r4:82ac11e4 [ 1351.455519][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.455563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.455587][ T32] r4:e055ddc0 [ 1351.455629][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.455676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.455699][ T32] r4:00000000 [ 1351.455740][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.455791][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.455823][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.455890][ T32] r5:00001000 r4:e03a5000 [ 1351.455913][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.455974][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.456042][ T32] r5:84b16b8c r4:84b16800 [ 1351.456065][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.456114][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.456135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.456180][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.456223][ T32] r4:84b6b700 [ 1351.456247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.456302][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.456328][ T32] r4:00000001 [ 1351.456348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.456404][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.456435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.456464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.456490][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.456525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.456548][ T32] r4:84b66900 [ 1351.456611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.456640][ T32] INFO: task kworker/1:437:6904 blocked for more than 477 seconds. [ 1351.456711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.456739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.456761][ T32] task:kworker/1:437 state:D stack:0 pid:6904 tgid:6904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.456825][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.456866][ T32] Call trace: [ 1351.456896][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1351.457050][ T32] r5:85b36c00 r4:8291892c ** 2 printk messages dropped ** [ 1351.457178][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed34de08 ** 4 printk messages dropped ** [ 1351.457384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8c280 ** 4 printk messages dropped ** [ 1351.457597][ T32] r5:00001000 r4:ecac5000 [ 1351.457628][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.457692][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.457849][ T32] r7:ddde2d80 r6:83018200 r5:85b0578c r4:85a92280 ** 2 printk messages dropped ** [ 1351.457983][ T32] r4:85a92280 ** 4 printk messages dropped ** [ 1351.458167][ T32] Exception stack(0xed34dfb0 to 0xed34dff8) ** 3 printk messages dropped ** [ 1351.458352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1351.479571][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.479999][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.480071][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.480127][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.480181][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.480233][ T32] r5:800f0113 r4:80239bb0 [ 1351.480297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.480384][ T32] r4:82ac11e4 [ 1351.480431][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.480519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.480570][ T32] r4:e055ddc0 [ 1351.480609][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.480722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.480785][ T32] r4:00000000 [ 1351.480831][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.480948][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.481000][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.481132][ T32] r5:00001000 r4:e03a5000 [ 1351.481191][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.481267][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.481364][ T32] r5:84b16b8c r4:84b16800 [ 1351.481426][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.481553][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.481603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.481716][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.481767][ T32] r4:84b6b700 [ 1351.481833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.481949][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.482022][ T32] r4:00000001 [ 1351.482077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.482158][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.482207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.482268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.482335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.482392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.482442][ T32] r4:84b66900 [ 1351.482535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.482635][ T32] INFO: task kworker/1:438:6905 blocked for more than 477 seconds. [ 1351.482704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.482757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.482799][ T32] task:kworker/1:438 state:D stack:0 pid:6905 tgid:6905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.482890][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.483049][ T32] Call trace: [ 1351.483130][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.483220][ T32] r10:82918930 r9:ed335d84 r8:00000002 r7:60000113 r6:ed335d8c r5:85b35400 [ 1351.483270][ T32] r4:85b35400 [ 1351.483309][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.483404][ T32] r5:85b35400 r4:8291892c [ 1351.483457][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.483546][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.483653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed335e08 [ 1351.483723][ T32] r4:00000000 [ 1351.483771][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.483886][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.483964][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.484046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8c3c0 [ 1351.484092][ T32] r4:00000000 [ 1351.484135][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.484229][ T32] r9:83018205 r8:85b35400 r7:00000000 r6:83018200 r5:00001000 r4:7f633000 [ 1351.484278][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.484390][ T32] r5:00001000 r4:ecae1000 [ 1351.484431][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.484516][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.484601][ T32] r5:85b05b8c r4:85b05800 [ 1351.484645][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.484729][ T32] r7:ddde2d80 r6:83018200 r5:85b05b8c r4:85a92380 [ 1351.484786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.484871][ T32] r10:61c88647 r9:85b35400 r8:85a923ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.484921][ T32] r4:85a92380 [ 1351.484956][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.485042][ T32] r10:00000000 r9:85a92380 r8:8027f5e8 r7:ed34de60 r6:85a92400 r5:85b35400 [ 1351.485089][ T32] r4:00000001 [ 1351.485134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.485207][ T32] Exception stack(0xed335fb0 to 0xed335ff8) [ 1351.485281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.485342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.485422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.485515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.485568][ T32] r4:85a8c080 [ 1351.486252][ T32] INFO: task kworker/1:438:6905 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.486344][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.486490][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.486650][ T32] Call trace: [ 1351.486742][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.486846][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.486896][ T32] r4:00000000 [ 1351.486963][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.487049][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.487110][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.487186][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.487240][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.487271][ T32] r5:800f0113 r4:80239bb0 [ 1351.487294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.487373][ T32] r4:82ac11e4 [ 1351.487418][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.487516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.487566][ T32] r4:e055ddc0 [ 1351.487627][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.487711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.487760][ T32] r4:00000000 [ 1351.487784][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.487880][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.487942][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.488013][ T32] r5:00001000 r4:e03a5000 [ 1351.488038][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.488188][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1351.488550][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.488599][ T32] r4:84b6b700 [ 1351.488716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.504317][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.504369][ T32] r4:00000001 [ 1351.504395][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.504457][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.504500][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.504540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.504591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.504626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.504649][ T32] r4:84b66900 [ 1351.504675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.504707][ T32] INFO: task kworker/1:439:6906 blocked for more than 478 seconds. [ 1351.504741][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.504793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.504821][ T32] task:kworker/1:439 state:D stack:0 pid:6906 tgid:6906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.504900][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.504975][ T32] Call trace: [ 1351.505022][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.505073][ T32] r10:82918930 r9:ed359d84 r8:00000002 r7:60000013 r6:ed359d8c r5:8570a400 [ 1351.505096][ T32] r4:8570a400 [ 1351.505116][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.505157][ T32] r5:8570a400 r4:8291892c [ 1351.505178][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.505240][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.505292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed359e08 [ 1351.505316][ T32] r4:00000000 [ 1351.505335][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.505373][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.505413][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.505471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8c900 [ 1351.505523][ T32] r4:00000000 [ 1351.505548][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.505607][ T32] r9:83018205 r8:8570a400 r7:00000000 r6:83018200 r5:00001000 r4:7f63b000 [ 1351.505633][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.505689][ T32] r5:00001000 r4:ecc3b000 [ 1351.505713][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.505786][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.505836][ T32] r5:85b0678c r4:85b06400 [ 1351.505857][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.505903][ T32] r7:ddde2d80 r6:83018200 r5:85b0678c r4:85a92480 [ 1351.505934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.506003][ T32] r10:61c88647 r9:8570a400 r8:85a924ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.506029][ T32] r4:85a92480 [ 1351.506049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.506093][ T32] r10:00000000 r9:85a92480 r8:8027f5e8 r7:ed335e60 r6:85689d80 r5:8570a400 [ 1351.506137][ T32] r4:00000001 [ 1351.506161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.506197][ T32] Exception stack(0xed359fb0 to 0xed359ff8) [ 1351.506245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.506278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.506306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.506335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.506359][ T32] r4:85a8c080 [ 1351.506818][ T32] INFO: task kworker/1:439:6906 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.506857][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.506955][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.507026][ T32] Call trace: [ 1351.507079][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.507131][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.507154][ T32] r4:00000000 [ 1351.507196][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.507239][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.507276][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.507330][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.507380][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.507409][ T32] r5:800f0113 r4:80239bb0 [ 1351.507450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.507498][ T32] r4:82ac11e4 [ 1351.507526][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.507570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.507594][ T32] r4:e055ddc0 [ 1351.507615][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.507657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.507679][ T32] r4:00000000 [ 1351.507698][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.507742][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.507763][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.507804][ T32] r5:00001000 r4:e03a5000 [ 1351.507823][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.507861][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.507925][ T32] r5:84b16b8c r4:84b16800 [ 1351.507959][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.508009][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.508049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.508125][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.508162][ T32] r4:84b6b700 [ 1351.508185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.508230][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.508254][ T32] r4:00000001 [ 1351.508273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.508308][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.508366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.508400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.508436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.508468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.508491][ T32] r4:84b66900 [ 1351.508514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.508562][ T32] INFO: task kworker/1:440:6909 blocked for more than 478 seconds. [ 1351.508597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.508624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.508646][ T32] task:kworker/1:440 state:D stack:0 pid:6909 tgid:6909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.520485][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.520581][ T32] Call trace: [ 1351.520629][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.520689][ T32] r10:82918930 r9:ed361d84 r8:00000002 r7:60000013 r6:ed361d8c r5:8570e000 [ 1351.520713][ T32] r4:8570e000 [ 1351.520735][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.520825][ T32] r5:8570e000 r4:8291892c [ 1351.520851][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.520892][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.520942][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed361e08 [ 1351.521021][ T32] r4:00000000 [ 1351.521073][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.521117][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.521158][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.521201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8c600 [ 1351.521223][ T32] r4:00000000 [ 1351.521255][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.521317][ T32] r9:83018205 r8:8570e000 r7:00000000 r6:83018200 r5:00001000 r4:7f635000 [ 1351.521343][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.521387][ T32] r5:00001000 r4:ecbd7000 [ 1351.521407][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.521447][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.521489][ T32] r5:85b05f8c r4:85b05c00 [ 1351.521527][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.521580][ T32] r7:ddde2d80 r6:83018200 r5:85b05f8c r4:85a92500 [ 1351.521601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.521673][ T32] r10:61c88647 r9:8570e000 r8:85a9252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.521700][ T32] r4:85a92500 [ 1351.521720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.521766][ T32] r10:00000000 r9:85a92500 r8:8027f5e8 r7:ed359e60 r6:85689e00 r5:8570e000 [ 1351.521789][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.521844][ T32] Exception stack(0xed361fb0 to 0xed361ff8) ** 3 printk messages dropped ** [ 1351.521998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1351.522636][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.522915][ T32] r4:00000000 [ 1351.522956][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.523024][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.523054][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.523137][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.523208][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.523237][ T32] r5:800f0113 r4:80239bb0 [ 1351.523259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.523336][ T32] r4:82ac11e4 [ 1351.523396][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.523527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.523555][ T32] r4:e055ddc0 [ 1351.523576][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.523681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.523729][ T32] r4:00000000 [ 1351.523753][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.523833][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.523861][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.523906][ T32] r5:00001000 r4:e03a5000 [ 1351.523926][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.523995][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.524041][ T32] r5:84b16b8c r4:84b16800 [ 1351.524070][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.524159][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.524232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.524283][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.524306][ T32] r4:84b6b700 [ 1351.524326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.524372][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.524396][ T32] r4:00000001 [ 1351.524416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.524451][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.524478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.524512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.524556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.524588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.524658][ T32] r4:84b66900 [ 1351.524721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.524782][ T32] INFO: task kworker/1:441:6910 blocked for more than 478 seconds. [ 1351.524851][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.524882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.524905][ T32] task:kworker/1:441 state:D stack:0 pid:6910 tgid:6910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.524950][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.525045][ T32] Call trace: [ 1351.525080][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.525127][ T32] r10:82918930 r9:ed365d84 r8:00000002 r7:60000013 r6:ed365d8c r5:8570c800 [ 1351.525187][ T32] r4:8570c800 [ 1351.525210][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.525278][ T32] r5:8570c800 r4:8291892c [ 1351.525353][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.525397][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.525451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed365e08 [ 1351.525477][ T32] r4:00000000 [ 1351.525496][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.525544][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.525608][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.525654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8c840 [ 1351.525739][ T32] r4:00000000 [ 1351.525769][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.525819][ T32] r9:83018205 r8:8570c800 r7:00000000 r6:83018200 r5:00001000 r4:7f639000 [ 1351.525840][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.525900][ T32] r5:00001000 r4:ecc0d000 [ 1351.525923][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.526025][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.526107][ T32] r5:85b0638c r4:85b06000 [ 1351.526135][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.526179][ T32] r7:ddde2d80 r6:83018200 r5:85b0638c r4:85a92580 [ 1351.526199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.526243][ T32] r10:61c88647 r9:8570c800 r8:85a925ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.526395][ T32] r4:85a92580 [ 1351.526427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.526546][ T32] r10:00000000 r9:85a92580 r8:8027f5e8 r7:ed359e60 r6:85689e80 r5:8570c800 [ 1351.526583][ T32] r4:00000001 [ 1351.526604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.526674][ T32] Exception stack(0xed365fb0 to 0xed365ff8) [ 1351.526706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.526840][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.526872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.526901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.526924][ T32] r4:85a8c480 [ 1351.527117][ T32] INFO: task kworker/1:441:6910 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.527149][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.527237][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.527403][ T32] Call trace: [ 1351.527440][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.527491][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.527522][ T32] r4:00000000 [ 1351.527568][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.527611][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.527641][ T32] dd20: 81112000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.527701][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.527757][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.527785][ T32] r5:800f0113 r4:80239bb0 [ 1351.527805][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.527900][ T32] r4:82ac11e4 [ 1351.527925][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.527969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1351.528283][ T32] r5:00001000 r4:e03a5000 ** 6 printk messages dropped ** [ 1351.528563][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1351.540592][ T32] r4:84b66900 [ 1351.540617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.540647][ T32] INFO: task kworker/1:442:6915 blocked for more than 478 seconds. [ 1351.540680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.540706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.540728][ T32] task:kworker/1:442 state:D stack:0 pid:6915 tgid:6915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.540815][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.540895][ T32] Call trace: [ 1351.540986][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.541042][ T32] r10:82918930 r9:ed36dd84 r8:00000002 r7:60000013 r6:ed36dd8c r5:85778000 [ 1351.541093][ T32] r4:85778000 [ 1351.541118][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.541160][ T32] r5:85778000 r4:8291892c [ 1351.541181][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.541222][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.541268][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed36de08 [ 1351.541319][ T32] r4:00000000 [ 1351.541342][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.541381][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.541422][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.541464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8ca00 [ 1351.541518][ T32] r4:00000000 [ 1351.541543][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.541593][ T32] r9:83018205 r8:85778000 r7:00000000 r6:83018200 r5:00001000 r4:7f63d000 [ 1351.541615][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.541657][ T32] r5:00001000 r4:ecc65000 [ 1351.541677][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.541716][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.541759][ T32] r5:85b06b8c r4:85b06800 [ 1351.541779][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.541825][ T32] r7:ddde2d80 r6:83018200 r5:85b06b8c r4:85a92600 [ 1351.541846][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.542093][ T32] r10:00000000 r9:85a92600 r8:8027f5e8 r7:ed359e60 r6:85689f00 r5:85778000 ** 5 printk messages dropped ** [ 1351.542427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.543274][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.543530][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 5 printk messages dropped ** [ 1351.543833][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 4 printk messages dropped ** [ 1351.544067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1351.544349][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1351.544804][ T32] r5:84b16b8c r4:84b16800 ** 3 printk messages dropped ** [ 1351.544935][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1351.545119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1351.545302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1351.545518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.545583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.545626][ T32] task:kworker/1:443 state:D stack:0 pid:6916 tgid:6916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.545740][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.545816][ T32] Call trace: [ 1351.545890][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.545938][ T32] r10:82918930 r9:ed35dd84 r8:00000002 r7:60000013 r6:ed35dd8c r5:85b38c00 [ 1351.545960][ T32] r4:85b38c00 [ 1351.545979][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.546019][ T32] r5:85b38c00 r4:8291892c [ 1351.546038][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.546077][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.546123][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed35de08 [ 1351.546145][ T32] r4:00000000 [ 1351.546183][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.546248][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.546342][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.546443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8cb40 [ 1351.546469][ T32] r4:00000000 [ 1351.546627][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.546693][ T32] r9:83018205 r8:85b38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f641000 [ 1351.546716][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.546764][ T32] r5:00001000 r4:ecc9f000 [ 1351.546799][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.546877][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.546966][ T32] r5:85b06f8c r4:85b06c00 [ 1351.546989][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.547038][ T32] r7:ddde2d80 r6:83018200 r5:85b06f8c r4:85a92680 [ 1351.547058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.547104][ T32] r10:61c88647 r9:85b38c00 r8:85a926ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.547127][ T32] r4:85a92680 [ 1351.547181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.547230][ T32] r10:00000000 r9:85a92680 r8:8027f5e8 r7:ed36de60 r6:85a92700 r5:85b38c00 [ 1351.547279][ T32] r4:00000001 [ 1351.547301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.547337][ T32] Exception stack(0xed35dfb0 to 0xed35dff8) [ 1351.547364][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.547392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.547420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.547518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.547544][ T32] r4:85a8c800 [ 1351.547737][ T32] INFO: task kworker/1:443:6916 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.547805][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.548216][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.548327][ T32] Call trace: [ 1351.548407][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.548466][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.548547][ T32] r4:00000000 [ 1351.548571][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.548686][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.559775][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.559871][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.559910][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.559941][ T32] r5:800f0113 r4:80239bb0 [ 1351.559964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.560057][ T32] r4:82ac11e4 [ 1351.560082][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.560128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 2 printk messages dropped ** [ 1351.560252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 6 printk messages dropped ** [ 1351.560637][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.560904][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.561302][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1351.561539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.561590][ T32] r4:84b66900 [ 1351.561649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.561682][ T32] INFO: task kworker/1:444:6918 blocked for more than 478 seconds. [ 1351.561714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.561781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.561808][ T32] task:kworker/1:444 state:D stack:0 pid:6918 tgid:6918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.561973][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.562064][ T32] Call trace: [ 1351.562114][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.562196][ T32] r10:82918930 r9:ed369d84 r8:00000002 r7:60000013 r6:ed369d8c r5:85b39800 [ 1351.562274][ T32] r4:85b39800 [ 1351.562325][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.562397][ T32] r5:85b39800 r4:8291892c [ 1351.562436][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.562481][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.562556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed369e08 [ 1351.562579][ T32] r4:00000000 [ 1351.562597][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.562747][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.562842][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.562934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8cd40 [ 1351.562960][ T32] r4:00000000 [ 1351.563028][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.563114][ T32] r9:83018205 r8:85b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f643000 [ 1351.563170][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.563218][ T32] r5:00001000 r4:eccdf000 [ 1351.563238][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.563276][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.563352][ T32] r5:85b0738c r4:85b07000 [ 1351.563375][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.563454][ T32] r7:ddde2d80 r6:83018200 r5:85b0738c r4:85a92780 [ 1351.563527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.563576][ T32] r10:61c88647 r9:85b39800 r8:85a927ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.563599][ T32] r4:85a92780 [ 1351.563618][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.563660][ T32] r10:00000000 r9:85a92780 r8:8027f5e8 r7:ed35de60 r6:85a92800 r5:85b39800 [ 1351.563682][ T32] r4:00000001 [ 1351.563702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.563735][ T32] Exception stack(0xed369fb0 to 0xed369ff8) [ 1351.563767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.563797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.563824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.563852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.563873][ T32] r4:85a8c9c0 [ 1351.564314][ T32] INFO: task kworker/1:444:6918 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.564351][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.564434][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.564483][ T32] Call trace: [ 1351.564513][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.564561][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.564610][ T32] r4:00000000 [ 1351.564634][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.564672][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.564701][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.564730][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.564784][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.564843][ T32] r5:800f0113 r4:80239bb0 [ 1351.564891][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.564936][ T32] r4:82ac11e4 [ 1351.564955][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.564998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.565020][ T32] r4:e055ddc0 [ 1351.565040][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.565116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 4 printk messages dropped ** [ 1351.565309][ T32] r5:00001000 r4:e03a5000 ** 6 printk messages dropped ** [ 1351.565561][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.565867][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1351.566000][ T32] r4:84b66900 ** 4 printk messages dropped ** [ 1351.566210][ T32] task:kworker/1:445 state:D stack:0 pid:6920 tgid:6920 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.566643][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.566964][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.567141][ T32] r5:00001000 r4:ece0b000 [ 1351.567160][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.567197][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.567265][ T32] r5:85b07f8c r4:85b07c00 [ 1351.567314][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.567361][ T32] r7:ddde2d80 r6:83018200 r5:85b07f8c r4:85a92880 [ 1351.567407][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.567457][ T32] r10:61c88647 r9:85b3a400 r8:85a928ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.567479][ T32] r4:85a92880 [ 1351.567537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.567583][ T32] r10:00000000 r9:85a92880 r8:8027f5e8 r7:ed369e60 r6:85a92900 r5:85b3a400 [ 1351.567606][ T32] r4:00000001 [ 1351.567624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.567658][ T32] Exception stack(0xed371fb0 to 0xed371ff8) [ 1351.567683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.567711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.567737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.567770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.567794][ T32] r4:85a8ccc0 [ 1351.567982][ T32] INFO: task kworker/1:445:6920 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.568013][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.568067][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.568134][ T32] Call trace: [ 1351.568204][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.568269][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.568296][ T32] r4:00000000 [ 1351.568368][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.568488][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.568521][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.568550][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.568576][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.568601][ T32] r5:800f0113 r4:80239bb0 [ 1351.568650][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.568784][ T32] r4:82ac11e4 [ 1351.585916][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.586011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.586037][ T32] r4:e055ddc0 [ 1351.586057][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.586101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.586123][ T32] r4:00000000 [ 1351.586142][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.586189][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.586210][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.586283][ T32] r5:00001000 r4:e03a5000 [ 1351.586309][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.586351][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.586394][ T32] r5:84b16b8c r4:84b16800 [ 1351.586414][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.586461][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.586483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.586585][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.586612][ T32] r4:84b6b700 [ 1351.586632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1351.586851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.587016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1351.587393][ T32] r5:85b3bc00 r4:8291892c ** 3 printk messages dropped ** [ 1351.587634][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.587857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8ce00 ** 4 printk messages dropped ** [ 1351.588104][ T32] r5:00001000 r4:ecd97000 [ 1351.588172][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.588215][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.588259][ T32] r5:85b0778c r4:85b07400 [ 1351.588278][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.588322][ T32] r7:ddde2d80 r6:83018200 r5:85b0778c r4:85a92980 [ 1351.588343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.588388][ T32] r10:61c88647 r9:85b3bc00 r8:85a929ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.588410][ T32] r4:85a92980 [ 1351.588429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.588472][ T32] r10:00000000 r9:85a92980 r8:8027f5e8 r7:ed371e60 r6:85a92a00 r5:85b3bc00 [ 1351.588529][ T32] r4:00000001 [ 1351.588552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.588665][ T32] Exception stack(0xed375fb0 to 0xed375ff8) [ 1351.593737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.593789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.593817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.593849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.593872][ T32] r4:85a8cbc0 [ 1351.594280][ T32] INFO: task kworker/1:446:6922 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.594342][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.594412][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.594554][ T32] Call trace: [ 1351.594591][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.594644][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.594685][ T32] r4:00000000 [ 1351.594709][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.594778][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.594846][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.594880][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.594906][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.594930][ T32] r5:800f0113 r4:80239bb0 [ 1351.594950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1351.595290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 6 printk messages dropped ** [ 1351.595529][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.595710][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.596045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1351.596377][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.596699][ T32] r5:85b3c800 r4:8291892c ** 3 printk messages dropped ** [ 1351.596838][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.596973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8cfc0 ** 4 printk messages dropped ** [ 1351.597171][ T32] r5:00001000 r4:ecdb1000 [ 1351.597190][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.597229][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.597273][ T32] r5:85b07b8c r4:85b07800 [ 1351.597294][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.597339][ T32] r7:ddde2d80 r6:83018200 r5:85b07b8c r4:85a92a80 [ 1351.597370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.597444][ T32] r10:61c88647 r9:85b3c800 r8:85a92aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.597470][ T32] r4:85a92a80 [ 1351.597489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.597535][ T32] r10:00000000 r9:85a92a80 r8:8027f5e8 r7:ed371e60 r6:85a92b00 r5:85b3c800 [ 1351.597569][ T32] r4:00000001 [ 1351.597591][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.597651][ T32] Exception stack(0xed355fb0 to 0xed355ff8) [ 1351.597682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.597790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.597848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.597881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.597904][ T32] r4:85a8ce40 [ 1351.598097][ T32] INFO: task kworker/1:447:6923 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.598129][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.598263][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.598308][ T32] Call trace: [ 1351.598336][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.598413][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.598441][ T32] r4:00000000 [ 1351.598545][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.598593][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.598672][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.610102][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.610148][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.610178][ T32] r5:800f0113 r4:80239bb0 [ 1351.610228][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.610294][ T32] r4:82ac11e4 [ 1351.610314][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.610358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.610410][ T32] r4:e055ddc0 [ 1351.610461][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.610563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.610679][ T32] r4:00000000 [ 1351.610703][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.610780][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.610860][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.610910][ T32] r5:00001000 r4:e03a5000 [ 1351.610930][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.611020][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.611067][ T32] r5:84b16b8c r4:84b16800 [ 1351.611115][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.611166][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.611187][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.611232][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.611254][ T32] r4:84b6b700 [ 1351.611274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.611318][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.611341][ T32] r4:00000001 [ 1351.611387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.611428][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.611456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.611484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.611592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.611625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.611647][ T32] r4:84b66900 [ 1351.611671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.611701][ T32] INFO: task kworker/1:448:6927 blocked for more than 478 seconds. [ 1351.611733][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1351.611913][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.612190][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.612596][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.612637][ T32] r5:00001000 r4:ece3d000 ** 2 printk messages dropped ** [ 1351.612777][ T32] r5:85b1038c r4:85b10000 [ 1351.612844][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.612947][ T32] r7:ddde2d80 r6:83018200 r5:85b1038c r4:85a92b80 [ 1351.613003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.613086][ T32] r10:61c88647 r9:85b3e000 r8:85a92bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.613112][ T32] r4:85a92b80 [ 1351.613182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.613231][ T32] r10:00000000 r9:85a92b80 r8:8027f5e8 r7:ed371e60 r6:85a92c00 r5:85b3e000 [ 1351.613278][ T32] r4:00000001 [ 1351.613344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.613381][ T32] Exception stack(0xed381fb0 to 0xed381ff8) [ 1351.613461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.613493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.613521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.613576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.613604][ T32] r4:85a69040 [ 1351.614003][ T32] INFO: task kworker/1:448:6927 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.614037][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.614125][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.614170][ T32] Call trace: [ 1351.614222][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.614276][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.614300][ T32] r4:00000000 [ 1351.614320][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1351.614681][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.614868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 9 printk messages dropped ** [ 1351.615318][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 ** 4 printk messages dropped ** [ 1351.615585][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 ** 10 printk messages dropped ** [ 1351.616061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.616096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.616120][ T32] task:kworker/1:449 state:D stack:0 pid:6931 tgid:6931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.616194][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.616290][ T32] Call trace: [ 1351.616324][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.616396][ T32] r10:82918930 r9:ed385d84 r8:00000002 r7:60000113 r6:ed385d8c r5:85b3b000 [ 1351.616432][ T32] r4:85b3b000 [ 1351.616451][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.616491][ T32] r5:85b3b000 r4:8291892c [ 1351.616523][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.616597][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.616646][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed385e08 [ 1351.616689][ T32] r4:00000000 [ 1351.616737][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.616785][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.616887][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.616934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a69780 [ 1351.616995][ T32] r4:00000000 [ 1351.617026][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.617091][ T32] r9:83018205 r8:85b3b000 r7:00000000 r6:83018200 r5:00001000 r4:7f653000 [ 1351.617169][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.617214][ T32] r5:00001000 r4:ece95000 [ 1351.617235][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.617273][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.617351][ T32] r5:85b10b8c r4:85b10800 [ 1351.617401][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.617448][ T32] r7:ddde2d80 r6:83018200 r5:85b10b8c r4:85a92c80 [ 1351.617469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.617540][ T32] r10:61c88647 r9:85b3b000 r8:85a92cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.617622][ T32] r4:85a92c80 [ 1351.617644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.617699][ T32] r10:00000000 r9:85a92c80 r8:8027f5e8 r7:ed381e60 r6:85a92d00 r5:85b3b000 [ 1351.617725][ T32] r4:00000001 [ 1351.617745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.617785][ T32] Exception stack(0xed385fb0 to 0xed385ff8) [ 1351.617840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.617902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.617945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.618030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.618056][ T32] r4:85a69380 [ 1351.618238][ T32] INFO: task kworker/1:449:6931 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.618271][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.618326][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.618406][ T32] Call trace: [ 1351.618435][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.618484][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.618557][ T32] r4:00000000 [ 1351.618582][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.631755][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.631832][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.631864][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.631891][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.631919][ T32] r5:800f0113 r4:80239bb0 [ 1351.631968][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.632034][ T32] r4:82ac11e4 [ 1351.632054][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.632098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.632146][ T32] r4:e055ddc0 [ 1351.632223][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.632316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.632343][ T32] r4:00000000 [ 1351.632364][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.632438][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.632463][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.632553][ T32] r5:00001000 r4:e03a5000 [ 1351.632577][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.632644][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.632691][ T32] r5:84b16b8c r4:84b16800 [ 1351.632737][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.632803][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.632851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.632904][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.632927][ T32] r4:84b6b700 [ 1351.632947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.633003][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.633029][ T32] r4:00000001 [ 1351.633049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.633085][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.633111][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.633166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.633199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.633265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.633290][ T32] r4:84b66900 [ 1351.633313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.633354][ T32] INFO: task kworker/1:450:6932 blocked for more than 478 seconds. [ 1351.633446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.633476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.633500][ T32] task:kworker/1:450 state:D stack:0 pid:6932 tgid:6932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.633598][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.633674][ T32] Call trace: [ 1351.633738][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.633797][ T32] r10:82918930 r9:ed37dd84 r8:00000002 r7:60000013 r6:ed37dd8c r5:85b3ec00 [ 1351.633821][ T32] r4:85b3ec00 [ 1351.633841][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.633880][ T32] r5:85b3ec00 r4:8291892c [ 1351.633903][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.634021][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.634073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed37de08 [ 1351.634095][ T32] r4:00000000 [ 1351.634138][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.634206][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.634275][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.634319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a69600 [ 1351.634354][ T32] r4:00000000 [ 1351.634376][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.634421][ T32] r9:83018205 r8:85b3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f651000 [ 1351.634465][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.634535][ T32] r5:00001000 r4:ece73000 [ 1351.634557][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.634596][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.634647][ T32] r5:85b1078c r4:85b10400 [ 1351.634695][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.634742][ T32] r7:ddde2d80 r6:83018200 r5:85b1078c r4:85a92d80 [ 1351.634821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.634870][ T32] r10:61c88647 r9:85b3ec00 r8:85a92dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.635029][ T32] Exception stack(0xed37dfb0 to 0xed37dff8) ** 7 printk messages dropped ** [ 1351.635862][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.636186][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 ** 9 printk messages dropped ** [ 1351.636591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 ** 11 printk messages dropped ** [ 1351.637131][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.637411][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.637894][ T32] task:kworker/1:451 state:D stack:0 pid:6935 tgid:6935 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.638411][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.638525][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1351.648192][ T32] r5:00001000 r4:eceaf000 ** 1 printk messages dropped ** [ 1351.648253][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.649046][ T32] r10:00000000 r9:85a92e80 r8:8027f5e8 r7:ed385e60 r6:85a92f00 r5:85b3d400 [ 1351.649084][ T32] r4:00000001 [ 1351.649105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.649151][ T32] Exception stack(0xed389fb0 to 0xed389ff8) [ 1351.649191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.649239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.649271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.649301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.649323][ T32] r4:85a69580 [ 1351.649764][ T32] INFO: task kworker/1:451:6935 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.649830][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.649933][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.650011][ T32] Call trace: [ 1351.650046][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.650125][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.650153][ T32] r4:00000000 [ 1351.650174][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.650213][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.650241][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.650270][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.650320][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.650349][ T32] r5:800f0113 r4:80239bb0 [ 1351.650369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.650410][ T32] r4:82ac11e4 [ 1351.650430][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.650473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.650538][ T32] r4:e055ddc0 [ 1351.650564][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.650608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.650653][ T32] r4:00000000 [ 1351.650706][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.650786][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.650813][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.650868][ T32] r5:00001000 r4:e03a5000 [ 1351.650893][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.650933][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.650975][ T32] r5:84b16b8c r4:84b16800 [ 1351.651016][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.651066][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.651104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.651155][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1351.651308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.651609][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1351.651738][ T32] Call trace: ** 3 printk messages dropped ** [ 1351.651907][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1351.652184][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1351.652268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a69a80 ** 4 printk messages dropped ** [ 1351.652453][ T32] r5:00001000 r4:ed049000 [ 1351.652473][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.652511][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.652693][ T32] r7:ddde2d80 r6:83018200 r5:85b1138c r4:85a92f80 ** 4 printk messages dropped ** [ 1351.652929][ T32] r10:00000000 r9:85a92f80 r8:8027f5e8 r7:ed389e60 r6:85a6c000 r5:85b40000 ** 7 printk messages dropped ** [ 1351.653195][ T32] r4:85a69700 ** 2 printk messages dropped ** [ 1351.653581][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.653882][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1351.654005][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff ** 4 printk messages dropped ** [ 1351.654153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.654175][ T32] r4:e055ddc0 [ 1351.654221][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.654280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.654333][ T32] r4:00000000 [ 1351.654355][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.654432][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.654485][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.654562][ T32] r5:00001000 r4:e03a5000 [ 1351.654582][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.654662][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.654745][ T32] r5:84b16b8c r4:84b16800 [ 1351.654801][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.654851][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.654872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.654917][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.654943][ T32] r4:84b6b700 [ 1351.654964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.655008][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.655029][ T32] r4:00000001 [ 1351.655049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.655082][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.655136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.655212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.655242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.655271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.655292][ T32] r4:84b66900 [ 1351.655340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.655397][ T32] INFO: task kworker/1:453:6938 blocked for more than 478 seconds. [ 1351.655434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.655458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.655503][ T32] task:kworker/1:453 state:D stack:0 pid:6938 tgid:6938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.655576][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.655666][ T32] Call trace: [ 1351.655729][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.655787][ T32] r10:82918930 r9:ed391d84 r8:00000002 r7:60000113 r6:ed391d8c r5:85b40c00 [ 1351.655823][ T32] r4:85b40c00 [ 1351.655900][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.655944][ T32] r5:85b40c00 r4:8291892c [ 1351.655978][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.656024][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.656099][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed391e08 [ 1351.656153][ T32] r4:00000000 [ 1351.656175][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.656212][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.656250][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.656292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65040 [ 1351.656314][ T32] r4:00000000 [ 1351.656333][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.656404][ T32] r9:83018205 r8:85b40c00 r7:00000000 r6:83018200 r5:00001000 r4:7f65d000 [ 1351.656468][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.656516][ T32] r5:00001000 r4:ed0cf000 [ 1351.656536][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.656600][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.656646][ T32] r5:85b11f8c r4:85b11c00 [ 1351.656665][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.656708][ T32] r7:ddde2d80 r6:83018200 r5:85b11f8c r4:85a6c080 [ 1351.656745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.656833][ T32] r10:61c88647 r9:85b40c00 r8:85a6c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.656889][ T32] r4:85a6c080 [ 1351.656937][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.656983][ T32] r10:00000000 r9:85a6c080 r8:8027f5e8 r7:ed379e60 r6:85a6c100 r5:85b40c00 [ 1351.657068][ T32] r4:00000001 [ 1351.657091][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.657126][ T32] Exception stack(0xed391fb0 to 0xed391ff8) [ 1351.657152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.657213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.657302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.657366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.657410][ T32] r4:85a69700 [ 1351.657628][ T32] INFO: task kworker/1:453:6938 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.657662][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.657721][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.657773][ T32] Call trace: [ 1351.657805][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.657853][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.657876][ T32] r4:00000000 [ 1351.657895][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.657952][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.657984][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.658015][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.658058][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.658114][ T32] r5:800f0113 r4:80239bb0 [ 1351.658165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.658247][ T32] r4:82ac11e4 [ 1351.658278][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.658349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.658407][ T32] r4:e055ddc0 [ 1351.658431][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.658502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.658572][ T32] r4:00000000 [ 1351.658702][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.680581][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.680681][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.680855][ T32] r5:00001000 r4:e03a5000 [ 1351.680911][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.681001][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.681095][ T32] r5:84b16b8c r4:84b16800 [ 1351.681144][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.681245][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.681307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.681417][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.681469][ T32] r4:84b6b700 [ 1351.681519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.681618][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.681737][ T32] r4:00000001 [ 1351.681817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.681904][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.681996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.682090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.682171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.682247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.682304][ T32] r4:84b66900 [ 1351.682387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.682464][ T32] INFO: task kworker/1:454:6939 blocked for more than 478 seconds. [ 1351.682583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.682661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.682716][ T32] task:kworker/1:454 state:D stack:0 pid:6939 tgid:6939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.682855][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.682979][ T32] Call trace: [ 1351.683303][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.683422][ T32] r10:82918930 r9:ed395d84 r8:00000002 r7:60000013 r6:ed395d8c r5:85b41800 [ 1351.683478][ T32] r4:85b41800 [ 1351.683661][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1351.684135][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.684657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a69d40 ** 4 printk messages dropped ** [ 1351.685044][ T32] r5:00001000 r4:ed09b000 ** 3 printk messages dropped ** [ 1351.685345][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.685935][ T32] r10:00000000 r9:85a6c180 r8:8027f5e8 r7:ed391e60 r6:85a6c200 r5:85b41800 ** 7 printk messages dropped ** [ 1351.686475][ T32] r4:85a69c80 ** 5 printk messages dropped ** [ 1351.687756][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 ** 10 printk messages dropped ** [ 1351.688747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1351.705032][ T32] r5:84b16b8c r4:84b16800 ** 4 printk messages dropped ** [ 1351.705637][ T32] r4:84b6b700 ** 5 printk messages dropped ** [ 1351.706227][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.706908][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.707525][ T32] r5:85b43c00 r4:8291892c ** 5 printk messages dropped ** [ 1351.707974][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.708335][ T32] r5:00001000 r4:ed0b1000 [ 1351.708354][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.718214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1351.718392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.718447][ T32] r10:00000000 r9:85a6c280 r8:8027f5e8 r7:ed391e60 r6:85a6c300 r5:85b43c00 [ 1351.718470][ T32] r4:00000001 [ 1351.718491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.718600][ T32] Exception stack(0xed399fb0 to 0xed399ff8) [ 1351.719163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.719227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.719258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.719291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.719314][ T32] r4:85a699c0 [ 1351.719729][ T32] INFO: task kworker/1:455:6942 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.719770][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.719883][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.719964][ T32] Call trace: [ 1351.720049][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.720104][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.720127][ T32] r4:00000000 [ 1351.720147][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.720185][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.720213][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.720263][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.720315][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.720360][ T32] r5:800f0113 r4:80239bb0 [ 1351.720386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.720430][ T32] r4:82ac11e4 [ 1351.720482][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.720544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.720566][ T32] r4:e055ddc0 [ 1351.720608][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.720654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.720676][ T32] r4:00000000 [ 1351.720697][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.720742][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.720764][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.720806][ T32] r5:00001000 r4:e03a5000 [ 1351.720847][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.720891][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.720934][ T32] r5:84b16b8c r4:84b16800 [ 1351.720953][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.721000][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.721021][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.721065][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.721108][ T32] r4:84b6b700 [ 1351.721133][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.721188][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.721213][ T32] r4:00000001 [ 1351.721234][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.721279][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.721332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.721365][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.721415][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.721447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.721490][ T32] r4:84b66900 [ 1351.721530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.721564][ T32] INFO: task kworker/1:456:6944 blocked for more than 478 seconds. [ 1351.721598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.721644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.721708][ T32] task:kworker/1:456 state:D stack:0 pid:6944 tgid:6944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.721789][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.721854][ T32] Call trace: [ 1351.721884][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.721953][ T32] r10:82918930 r9:ed39dd84 r8:00000002 r7:60000113 r6:ed39dd8c r5:85b43000 [ 1351.722001][ T32] r4:85b43000 [ 1351.722024][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.722066][ T32] r5:85b43000 r4:8291892c [ 1351.722086][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.722126][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.722171][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed39de08 [ 1351.722215][ T32] r4:00000000 [ 1351.722260][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.722302][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.722339][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.722402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65400 [ 1351.722440][ T32] r4:00000000 [ 1351.722491][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.722615][ T32] r9:83018205 r8:85b43000 r7:00000000 r6:83018200 r5:00001000 r4:7f65f000 [ 1351.722644][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.722709][ T32] r5:00001000 r4:ed11d000 [ 1351.722755][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.722820][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.722941][ T32] r5:85b1238c r4:85b12000 [ 1351.723001][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.723049][ T32] r7:ddde2d80 r6:83018200 r5:85b1238c r4:85a6c380 [ 1351.723070][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.723114][ T32] r10:61c88647 r9:85b43000 r8:85a6c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.723137][ T32] r4:85a6c380 [ 1351.723189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.723247][ T32] r10:00000000 r9:85a6c380 r8:8027f5e8 r7:ed391e60 r6:85a6c400 r5:85b43000 [ 1351.723295][ T32] r4:00000001 [ 1351.723317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.723352][ T32] Exception stack(0xed39dfb0 to 0xed39dff8) [ 1351.723378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.723408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.723435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.723463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.723501][ T32] r4:85a65100 [ 1351.723721][ T32] INFO: task kworker/1:456:6944 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.723756][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.723871][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.723919][ T32] Call trace: [ 1351.723949][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.723997][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.724043][ T32] r4:00000000 [ 1351.724067][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.724121][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.724152][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.724182][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.724206][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.724251][ T32] r5:800f0113 r4:80239bb0 [ 1351.724275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.724339][ T32] r4:82ac11e4 [ 1351.724363][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.724405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.724427][ T32] r4:e055ddc0 [ 1351.724447][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.724488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.724538][ T32] r4:00000000 [ 1351.724561][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.724607][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.724628][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.724670][ T32] r5:00001000 r4:e03a5000 [ 1351.724689][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.724769][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.724816][ T32] r5:84b16b8c r4:84b16800 [ 1351.724835][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.724902][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.724927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.725058][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.725085][ T32] r4:84b6b700 [ 1351.725106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.725194][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.725241][ T32] r4:00000001 [ 1351.725264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.725321][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.725351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.725379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.725406][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.725443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.725465][ T32] r4:84b66900 [ 1351.725486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.725515][ T32] INFO: task kworker/1:457:6946 blocked for more than 478 seconds. [ 1351.725543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.725588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.725612][ T32] task:kworker/1:457 state:D stack:0 pid:6946 tgid:6946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.725710][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.725765][ T32] Call trace: [ 1351.725818][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.725881][ T32] r10:82918930 r9:ed38dd84 r8:00000002 r7:60000113 r6:ed38dd8c r5:85b44800 [ 1351.725906][ T32] r4:85b44800 [ 1351.725925][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.725986][ T32] r5:85b44800 r4:8291892c [ 1351.726020][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.726067][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.726114][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed38de08 [ 1351.726136][ T32] r4:00000000 [ 1351.726155][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.726192][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.726242][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.726288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65540 [ 1351.726338][ T32] r4:00000000 [ 1351.726376][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.726423][ T32] r9:83018205 r8:85b44800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1351.726446][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.726487][ T32] r5:00001000 r4:dfd7f000 [ 1351.726569][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.726638][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.726706][ T32] r5:85b1278c r4:85b12400 [ 1351.726750][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.726799][ T32] r7:ddde2d80 r6:83018200 r5:85b1278c r4:85a6c480 [ 1351.726820][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.726863][ T32] r10:61c88647 r9:85b44800 r8:85a6c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.726885][ T32] r4:85a6c480 [ 1351.726917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.726964][ T32] r10:00000000 r9:85a6c480 r8:8027f5e8 r7:ed39de60 r6:85a6c500 r5:85b44800 [ 1351.726997][ T32] r4:00000001 [ 1351.727019][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.727075][ T32] Exception stack(0xed38dfb0 to 0xed38dff8) [ 1351.727113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.727153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.727204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.727237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.727260][ T32] r4:85a65280 [ 1351.727486][ T32] INFO: task kworker/1:457:6946 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.727533][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.727615][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.727686][ T32] Call trace: [ 1351.727741][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.727791][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.727838][ T32] r4:00000000 [ 1351.727862][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.727943][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.727985][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.728060][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.728133][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.728161][ T32] r5:800f0113 r4:80239bb0 [ 1351.728269][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.728315][ T32] r4:82ac11e4 [ 1351.728336][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.728378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.728400][ T32] r4:e055ddc0 [ 1351.728419][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.728480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.728547][ T32] r4:00000000 [ 1351.728569][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.728616][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.728710][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.741168][ T32] r5:00001000 r4:e03a5000 [ 1351.741232][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.741329][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.741400][ T32] r5:84b16b8c r4:84b16800 [ 1351.741451][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.741511][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.741533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.741611][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.741637][ T32] r4:84b6b700 [ 1351.741657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.741751][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.741782][ T32] r4:00000001 [ 1351.741803][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.741842][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.741873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.741902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.741928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.741975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.742002][ T32] r4:84b66900 [ 1351.742026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.742065][ T32] INFO: task kworker/1:458:6949 blocked for more than 478 seconds. [ 1351.742099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.742150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.742177][ T32] task:kworker/1:458 state:D stack:0 pid:6949 tgid:6949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.742245][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.742292][ T32] Call trace: [ 1351.742360][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.742416][ T32] r10:82918930 r9:ed3a1d84 r8:00000002 r7:60000113 r6:ed3a1d8c r5:85b45400 [ 1351.742456][ T32] r4:85b45400 [ 1351.742482][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.742558][ T32] r5:85b45400 r4:8291892c [ 1351.742614][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.742661][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.742726][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a1e08 [ 1351.742784][ T32] r4:00000000 [ 1351.742808][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.742850][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.742894][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.742936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65680 [ 1351.742960][ T32] r4:00000000 [ 1351.742979][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.743026][ T32] r9:83018205 r8:85b45400 r7:00000000 r6:83018200 r5:00001000 r4:7f661000 [ 1351.743047][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.743088][ T32] r5:00001000 r4:ec621000 [ 1351.743139][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.743219][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.743265][ T32] r5:85b12b8c r4:85b12800 [ 1351.743286][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.743329][ T32] r7:ddde2d80 r6:83018200 r5:85b12b8c r4:85a6c580 [ 1351.743351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.743396][ T32] r10:61c88647 r9:85b45400 r8:85a6c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.743418][ T32] r4:85a6c580 [ 1351.743448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.743518][ T32] r10:00000000 r9:85a6c580 r8:8027f5e8 r7:ed38de60 r6:85a6c600 r5:85b45400 [ 1351.743546][ T32] r4:00000001 [ 1351.743589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.743628][ T32] Exception stack(0xed3a1fb0 to 0xed3a1ff8) [ 1351.743665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.743707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.743755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.743788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.743812][ T32] r4:85a653c0 [ 1351.744241][ T32] INFO: task kworker/1:458:6949 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.744287][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.744366][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.744443][ T32] Call trace: [ 1351.744501][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.744560][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.744601][ T32] r4:00000000 [ 1351.744624][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.744675][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.744705][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.744734][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.744761][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.744804][ T32] r5:800f0113 r4:80239bb0 [ 1351.744828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.744869][ T32] r4:82ac11e4 [ 1351.744890][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.744931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.744953][ T32] r4:e055ddc0 [ 1351.744972][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.745013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.745043][ T32] r4:00000000 [ 1351.745066][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.745113][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.745133][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.745175][ T32] r5:00001000 r4:e03a5000 [ 1351.745203][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.745246][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.745287][ T32] r5:84b16b8c r4:84b16800 [ 1351.745307][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.745352][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.745385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.745438][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.745461][ T32] r4:84b6b700 [ 1351.745501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.745569][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.745620][ T32] r4:00000001 [ 1351.745664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.745705][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.745762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.745795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.745822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.745873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.745899][ T32] r4:84b66900 [ 1351.745919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.745944][ T32] INFO: task kworker/1:459:6950 blocked for more than 478 seconds. [ 1351.745983][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.746021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.746045][ T32] task:kworker/1:459 state:D stack:0 pid:6950 tgid:6950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.746104][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.746173][ T32] Call trace: [ 1351.746218][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.746292][ T32] r10:82918930 r9:ed3a5d84 r8:00000002 r7:60000013 r6:ed3a5d8c r5:85b46000 [ 1351.746319][ T32] r4:85b46000 [ 1351.746339][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.746379][ T32] r5:85b46000 r4:8291892c [ 1351.746413][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.746456][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.746553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a5e08 [ 1351.746583][ T32] r4:00000000 [ 1351.746602][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.746639][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.746676][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.746716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65840 [ 1351.746738][ T32] r4:00000000 [ 1351.746756][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.746847][ T32] r9:83018205 r8:85b46000 r7:00000000 r6:83018200 r5:00001000 r4:7f667000 [ 1351.746872][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.746914][ T32] r5:00001000 r4:ec6f1000 [ 1351.746949][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.747016][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.747061][ T32] r5:85b12f8c r4:85b12c00 [ 1351.747080][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.747123][ T32] r7:ddde2d80 r6:83018200 r5:85b12f8c r4:85a6c680 [ 1351.747144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.747187][ T32] r10:61c88647 r9:85b46000 r8:85a6c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.747210][ T32] r4:85a6c680 [ 1351.747247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.747303][ T32] r10:00000000 r9:85a6c680 r8:8027f5e8 r7:ed3a1e60 r6:85a6c700 r5:85b46000 [ 1351.747329][ T32] r4:00000001 [ 1351.747347][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.747393][ T32] Exception stack(0xed3a5fb0 to 0xed3a5ff8) [ 1351.747421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.747453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.747515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.747549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.747572][ T32] r4:85a65500 [ 1351.747783][ T32] INFO: task kworker/1:459:6950 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.747829][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.747944][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.748009][ T32] Call trace: [ 1351.748074][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.748136][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.748159][ T32] r4:00000000 [ 1351.748179][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.748215][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.748267][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.748302][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.748328][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.748377][ T32] r5:800f0113 r4:80239bb0 [ 1351.748423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.748466][ T32] r4:82ac11e4 [ 1351.748486][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.748537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.748558][ T32] r4:e055ddc0 [ 1351.748578][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.748682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.763187][ T32] r4:00000000 [ 1351.763232][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.763305][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.763330][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.763376][ T32] r5:00001000 r4:e03a5000 [ 1351.763396][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.763436][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.763490][ T32] r5:84b16b8c r4:84b16800 [ 1351.763544][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.763598][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.763620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.763666][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.763689][ T32] r4:84b6b700 [ 1351.763709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.763774][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.763821][ T32] r4:00000001 [ 1351.763856][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.763919][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.763967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.764000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.764071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.764105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.764215][ T32] r4:84b66900 [ 1351.764265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.764321][ T32] INFO: task kworker/1:460:6952 blocked for more than 478 seconds. [ 1351.764381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.764499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.764534][ T32] task:kworker/1:460 state:D stack:0 pid:6952 tgid:6952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.764660][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.764705][ T32] Call trace: [ 1351.764805][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.764871][ T32] r10:82918930 r9:ed3a9d84 r8:00000002 r7:60000113 r6:ed3a9d8c r5:85b46c00 [ 1351.764898][ T32] r4:85b46c00 [ 1351.764940][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.764985][ T32] r5:85b46c00 r4:8291892c [ 1351.765021][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.765064][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.765110][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a9e08 [ 1351.765132][ T32] r4:00000000 [ 1351.765150][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.765187][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.765266][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.765321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65b40 [ 1351.765346][ T32] r4:00000000 [ 1351.765366][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.765410][ T32] r9:83018205 r8:85b46c00 r7:00000000 r6:83018200 r5:00001000 r4:7f67d000 [ 1351.765436][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.765519][ T32] r5:00001000 r4:ec729000 [ 1351.765636][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.765679][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.765722][ T32] r5:85b1378c r4:85b13400 [ 1351.765741][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.765785][ T32] r7:ddde2d80 r6:83018200 r5:85b1378c r4:85a6c780 [ 1351.765829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.765877][ T32] r10:61c88647 r9:85b46c00 r8:85a6c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.765900][ T32] r4:85a6c780 [ 1351.765920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.765963][ T32] r10:00000000 r9:85a6c780 r8:8027f5e8 r7:ed3a5e60 r6:85a6c800 r5:85b46c00 [ 1351.765985][ T32] r4:00000001 [ 1351.766003][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.766037][ T32] Exception stack(0xed3a9fb0 to 0xed3a9ff8) [ 1351.766073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.766106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.766141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.766189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.766216][ T32] r4:85a656c0 [ 1351.766649][ T32] INFO: task kworker/1:460:6952 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.766687][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.766792][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.766841][ T32] Call trace: [ 1351.766870][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.766918][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.766954][ T32] r4:00000000 [ 1351.766977][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.767014][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.767063][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.767118][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.767147][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.767171][ T32] r5:800f0113 r4:80239bb0 [ 1351.767201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.767269][ T32] r4:82ac11e4 [ 1351.767324][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.767370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.767393][ T32] r4:e055ddc0 [ 1351.767412][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.767454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.767476][ T32] r4:00000000 [ 1351.767494][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.767569][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.767617][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.767662][ T32] r5:00001000 r4:e03a5000 [ 1351.767683][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.767722][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.767774][ T32] r5:84b16b8c r4:84b16800 [ 1351.767797][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.767844][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.767932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.768017][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.768048][ T32] r4:84b6b700 [ 1351.768068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.768113][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.768134][ T32] r4:00000001 [ 1351.768154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.768212][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.768262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.768314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.768344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.768373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.768439][ T32] r4:84b66900 [ 1351.768462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.768487][ T32] INFO: task kworker/1:461:6954 blocked for more than 478 seconds. [ 1351.768522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.768546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.768644][ T32] task:kworker/1:461 state:D stack:0 pid:6954 tgid:6954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.779384][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.779495][ T32] Call trace: [ 1351.779570][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.779631][ T32] r10:82918930 r9:ed3add84 r8:00000002 r7:60000113 r6:ed3add8c r5:85b42400 [ 1351.779655][ T32] r4:85b42400 [ 1351.779676][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.779716][ T32] r5:85b42400 r4:8291892c [ 1351.779736][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.779775][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.779821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3ade08 [ 1351.779843][ T32] r4:00000000 [ 1351.779885][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.779929][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.780034][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.780080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65980 [ 1351.780102][ T32] r4:00000000 [ 1351.780143][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.780220][ T32] r9:83018205 r8:85b42400 r7:00000000 r6:83018200 r5:00001000 r4:7f675000 [ 1351.780246][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.780312][ T32] r5:00001000 r4:ec705000 [ 1351.780332][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.780414][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.780506][ T32] r5:85b1338c r4:85b13000 [ 1351.780534][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.780582][ T32] r7:ddde2d80 r6:83018200 r5:85b1338c r4:85a6c880 [ 1351.780603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.780647][ T32] r10:61c88647 r9:85b42400 r8:85a6c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.780670][ T32] r4:85a6c880 [ 1351.780711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.780781][ T32] r10:00000000 r9:85a6c880 r8:8027f5e8 r7:ed3a9e60 r6:85a6c900 r5:85b42400 [ 1351.780850][ T32] r4:00000001 [ 1351.780873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.780911][ T32] Exception stack(0xed3adfb0 to 0xed3adff8) [ 1351.780961][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.780993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.781021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.781051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.781073][ T32] r4:85a65800 [ 1351.781530][ T32] INFO: task kworker/1:461:6954 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.781569][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.781671][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.781769][ T32] Call trace: [ 1351.781848][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.781902][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.781942][ T32] r4:00000000 [ 1351.782009][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.782050][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.782111][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.782149][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.782175][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.782200][ T32] r5:800f0113 r4:80239bb0 [ 1351.782243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.782310][ T32] r4:82ac11e4 [ 1351.782334][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.782378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.782424][ T32] r4:e055ddc0 [ 1351.782447][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.782582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.782613][ T32] r4:00000000 [ 1351.782632][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.782705][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.782731][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.782801][ T32] r5:00001000 r4:e03a5000 [ 1351.782850][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.782892][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.782933][ T32] r5:84b16b8c r4:84b16800 [ 1351.782953][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.782997][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.783018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.783063][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.783088][ T32] r4:84b6b700 [ 1351.783108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.783152][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.783259][ T32] r4:00000001 [ 1351.783311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.783356][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.783382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.783411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.783438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.783467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.783489][ T32] r4:84b66900 [ 1351.783517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.783570][ T32] INFO: task kworker/1:462:6956 blocked for more than 478 seconds. [ 1351.783677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.783708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.783755][ T32] task:kworker/1:462 state:D stack:0 pid:6956 tgid:6956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.783826][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.783869][ T32] Call trace: [ 1351.783898][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.783944][ T32] r10:82918930 r9:ed3b1d84 r8:00000002 r7:60000013 r6:ed3b1d8c r5:85b38000 [ 1351.783967][ T32] r4:85b38000 [ 1351.783986][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.784026][ T32] r5:85b38000 r4:8291892c [ 1351.784047][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.784086][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.784160][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b1e08 [ 1351.784187][ T32] r4:00000000 [ 1351.784207][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.784270][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.784365][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.784410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65cc0 [ 1351.784433][ T32] r4:00000000 [ 1351.784477][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.784555][ T32] r9:83018205 r8:85b38000 r7:00000000 r6:83018200 r5:00001000 r4:7f683000 [ 1351.784600][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.784646][ T32] r5:00001000 r4:ec749000 [ 1351.784719][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.784761][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.784802][ T32] r5:85b13b8c r4:85b13800 [ 1351.784835][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.784881][ T32] r7:ddde2d80 r6:83018200 r5:85b13b8c r4:85a6c980 [ 1351.784904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.784948][ T32] r10:61c88647 r9:85b38000 r8:85a6c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.784982][ T32] r4:85a6c980 [ 1351.785067][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.785114][ T32] r10:00000000 r9:85a6c980 r8:8027f5e8 r7:ed3a9e60 r6:85a6ca00 r5:85b38000 [ 1351.785187][ T32] r4:00000001 [ 1351.785237][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.785301][ T32] Exception stack(0xed3b1fb0 to 0xed3b1ff8) [ 1351.785339][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.785367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.785394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.785426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.785471][ T32] r4:85a659c0 [ 1351.785693][ T32] INFO: task kworker/1:462:6956 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.785779][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.785923][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.786030][ T32] Call trace: [ 1351.786076][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.786136][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.786160][ T32] r4:00000000 [ 1351.786180][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.786229][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.786365][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.786425][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.786454][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.786478][ T32] r5:800f0113 r4:80239bb0 [ 1351.786524][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.786571][ T32] r4:82ac11e4 [ 1351.786592][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.786635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.786657][ T32] r4:e055ddc0 [ 1351.786676][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.786717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.786740][ T32] r4:00000000 [ 1351.786845][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.786895][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.786916][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.786957][ T32] r5:00001000 r4:e03a5000 [ 1351.786980][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.787045][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.787114][ T32] r5:84b16b8c r4:84b16800 [ 1351.787137][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.787183][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.787219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.787312][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.787338][ T32] r4:84b6b700 [ 1351.787359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.787430][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.787544][ T32] r4:00000001 [ 1351.787655][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.787749][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.787784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.787879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.788002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.788035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.788116][ T32] r4:84b66900 [ 1351.788140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.788165][ T32] INFO: task kworker/1:463:6958 blocked for more than 478 seconds. [ 1351.788195][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.788219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.788253][ T32] task:kworker/1:463 state:D stack:0 pid:6958 tgid:6958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.788302][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.788343][ T32] Call trace: [ 1351.788415][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.788494][ T32] r10:82918930 r9:ed3b5d84 r8:00000002 r7:60000113 r6:ed3b5d8c r5:85b48000 [ 1351.788554][ T32] r4:85b48000 [ 1351.788598][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.788731][ T32] r5:85b48000 r4:8291892c [ 1351.808663][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.809713][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.809915][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b5e08 [ 1351.809968][ T32] r4:00000000 [ 1351.810203][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.810282][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.810392][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.810484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65fc0 [ 1351.810620][ T32] r4:00000000 [ 1351.810679][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.810773][ T32] r9:83018205 r8:85b48000 r7:00000000 r6:83018200 r5:00001000 r4:7f689000 [ 1351.810825][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.810916][ T32] r5:00001000 r4:ec7b9000 [ 1351.810972][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.811052][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.811134][ T32] r5:85b5038c r4:85b50000 [ 1351.811282][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.811377][ T32] r7:ddde2d80 r6:83018200 r5:85b5038c r4:85a6ca80 [ 1351.811427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.811524][ T32] r10:61c88647 r9:85b48000 r8:85a6caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.811612][ T32] r4:85a6ca80 [ 1351.811661][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.811826][ T32] r10:00000000 r9:85a6ca80 r8:8027f5e8 r7:ed3b1e60 r6:85a6cb00 r5:85b48000 [ 1351.811877][ T32] r4:00000001 [ 1351.811913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.811991][ T32] Exception stack(0xed3b5fb0 to 0xed3b5ff8) [ 1351.812054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.812109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.812172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.812240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.812310][ T32] r4:85a65ac0 [ 1351.812974][ T32] INFO: task kworker/1:463:6958 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.813048][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.813280][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.813379][ T32] Call trace: [ 1351.813470][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.813679][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.813733][ T32] r4:00000000 [ 1351.813777][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.813854][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.813915][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.813969][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.814023][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.814072][ T32] r5:800f0113 r4:80239bb0 [ 1351.814113][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.814198][ T32] r4:82ac11e4 [ 1351.814249][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.814331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.814376][ T32] r4:e055ddc0 [ 1351.814415][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.814544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.814593][ T32] r4:00000000 [ 1351.814640][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.814729][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.814780][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.814865][ T32] r5:00001000 r4:e03a5000 [ 1351.814905][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.815003][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.815087][ T32] r5:84b16b8c r4:84b16800 [ 1351.815121][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.815212][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.815264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.815359][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.815407][ T32] r4:84b6b700 [ 1351.815461][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.815566][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.815715][ T32] r4:00000001 [ 1351.815763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.815840][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.816013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.816077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.816134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.816187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.816237][ T32] r4:84b66900 [ 1351.816275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.816336][ T32] INFO: task kworker/1:464:6960 blocked for more than 478 seconds. [ 1351.816395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.816449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.816518][ T32] task:kworker/1:464 state:D stack:0 pid:6960 tgid:6960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.816663][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.816862][ T32] Call trace: [ 1351.817108][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.817201][ T32] r10:82918930 r9:ed3b9d84 r8:00000002 r7:60000013 r6:ed3b9d8c r5:85b48c00 [ 1351.817250][ T32] r4:85b48c00 [ 1351.817287][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.817369][ T32] r5:85b48c00 r4:8291892c [ 1351.817450][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.817541][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.817633][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b9e08 [ 1351.817678][ T32] r4:00000000 [ 1351.817719][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.817795][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.817868][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.817948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65e00 [ 1351.817998][ T32] r4:00000000 [ 1351.818058][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.818148][ T32] r9:83018205 r8:85b48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f687000 [ 1351.818193][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.818285][ T32] r5:00001000 r4:ec769000 [ 1351.818324][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.818407][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.818533][ T32] r5:85b13f8c r4:85b13c00 [ 1351.818577][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.838105][ T32] r7:ddde2d80 r6:83018200 r5:85b13f8c r4:85a6cb80 [ 1351.838270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.838403][ T32] r10:61c88647 r9:85b48c00 r8:85a6cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.838469][ T32] r4:85a6cb80 [ 1351.838573][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.838735][ T32] r10:00000000 r9:85a6cb80 r8:8027f5e8 r7:ed3b5e60 r6:85a6cc00 r5:85b48c00 [ 1351.839465][ T32] r4:00000001 [ 1351.839623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.839724][ T32] Exception stack(0xed3b9fb0 to 0xed3b9ff8) [ 1351.839791][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.839853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.839919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.840029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.840101][ T32] r4:85a65c80 [ 1351.840787][ T32] INFO: task kworker/1:464:6960 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.840892][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.841119][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.841282][ T32] Call trace: [ 1351.841364][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.841468][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.841624][ T32] r4:00000000 [ 1351.841677][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.841756][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.841807][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.842056][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.842114][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.842181][ T32] r5:800f0113 r4:80239bb0 [ 1351.842225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.842310][ T32] r4:82ac11e4 [ 1351.842356][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.842437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.842484][ T32] r4:e055ddc0 [ 1351.842569][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.842655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.842702][ T32] r4:00000000 [ 1351.842744][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.842855][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.842907][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.843144][ T32] r5:00001000 r4:e03a5000 [ 1351.843193][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.843347][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.843432][ T32] r5:84b16b8c r4:84b16800 [ 1351.843507][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.843617][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.843692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.843783][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.843832][ T32] r4:84b6b700 [ 1351.843887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.843985][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.844033][ T32] r4:00000001 [ 1351.844104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.844178][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.844338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.844403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.844459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.844527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.844581][ T32] r4:84b66900 [ 1351.844637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.844822][ T32] INFO: task kworker/1:465:6962 blocked for more than 478 seconds. [ 1351.844981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.845094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.845146][ T32] task:kworker/1:465 state:D stack:0 pid:6962 tgid:6962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.845252][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.845338][ T32] Call trace: [ 1351.845468][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.845614][ T32] r10:82918930 r9:ed3bdd84 r8:00000002 r7:60000113 r6:ed3bdd8c r5:85b49800 [ 1351.845669][ T32] r4:85b49800 [ 1351.845709][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.845793][ T32] r5:85b49800 r4:8291892c [ 1351.845861][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.845943][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.846034][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3bde08 [ 1351.846085][ T32] r4:00000000 [ 1351.846177][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.846274][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.846368][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.846480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599c480 [ 1351.846564][ T32] r4:00000000 [ 1351.846610][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.846699][ T32] r9:83018205 r8:85b49800 r7:00000000 r6:83018200 r5:00001000 r4:7f68f000 [ 1351.846791][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.846876][ T32] r5:00001000 r4:ec819000 [ 1351.846923][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.847069][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.847151][ T32] r5:85b50f8c r4:85b50c00 [ 1351.847199][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.847285][ T32] r7:ddde2d80 r6:83018200 r5:85b50f8c r4:85a6cc80 [ 1351.847325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.847571][ T32] r10:61c88647 r9:85b49800 r8:85a6ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.847682][ T32] r4:85a6cc80 [ 1351.847801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.847889][ T32] r10:00000000 r9:85a6cc80 r8:8027f5e8 r7:ed3b5e60 r6:85a6cd00 r5:85b49800 [ 1351.847938][ T32] r4:00000001 [ 1351.847972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.848061][ T32] Exception stack(0xed3bdfb0 to 0xed3bdff8) [ 1351.848120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.848175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.848286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.848354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.848432][ T32] r4:85a65e40 [ 1351.867999][ T32] INFO: task kworker/1:465:6962 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.868213][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.868367][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.868486][ T32] Call trace: [ 1351.868702][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.871974][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.872015][ T32] r4:00000000 [ 1351.872039][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.872096][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.872129][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.872159][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.872185][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.872220][ T32] r5:800f0113 r4:80239bb0 [ 1351.872244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.872289][ T32] r4:82ac11e4 [ 1351.872309][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.872383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.872412][ T32] r4:e055ddc0 [ 1351.872434][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.872477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.872533][ T32] r4:00000000 [ 1351.872557][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.872605][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.872659][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.872806][ T32] r5:00001000 r4:e03a5000 [ 1351.872834][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.872876][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.872919][ T32] r5:84b16b8c r4:84b16800 [ 1351.872939][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.873072][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.873100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.873149][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.873172][ T32] r4:84b6b700 [ 1351.873218][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.873273][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.873325][ T32] r4:00000001 [ 1351.873348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.873385][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.873477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.873535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.873567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.873599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.873621][ T32] r4:84b66900 [ 1351.873648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.873695][ T32] INFO: task kworker/1:466:6963 blocked for more than 478 seconds. [ 1351.873730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.873759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.873823][ T32] task:kworker/1:466 state:D stack:0 pid:6963 tgid:6963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.873881][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.873997][ T32] Call trace: [ 1351.874033][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.874080][ T32] r10:82918930 r9:ed3c1d84 r8:00000002 r7:60000113 r6:ed3c1d8c r5:85b4a400 [ 1351.874103][ T32] r4:85b4a400 [ 1351.874163][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.874208][ T32] r5:85b4a400 r4:8291892c [ 1351.874259][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.874327][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.874410][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c1e08 [ 1351.874488][ T32] r4:00000000 [ 1351.874637][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.874685][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.874723][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.874865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599c040 [ 1351.874895][ T32] r4:00000000 [ 1351.874934][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.874984][ T32] r9:83018205 r8:85b4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f68b000 [ 1351.875006][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.875112][ T32] r5:00001000 r4:ec7d7000 [ 1351.875168][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.875211][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.875289][ T32] r5:85b5078c r4:85b50400 [ 1351.875314][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.875360][ T32] r7:ddde2d80 r6:83018200 r5:85b5078c r4:85a6cd80 [ 1351.875411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.875466][ T32] r10:61c88647 r9:85b4a400 r8:85a6cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.875489][ T32] r4:85a6cd80 [ 1351.875569][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.875644][ T32] r10:00000000 r9:85a6cd80 r8:8027f5e8 r7:ed3bde60 r6:85a6ce00 r5:85b4a400 [ 1351.875670][ T32] r4:00000001 [ 1351.875689][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.875723][ T32] Exception stack(0xed3c1fb0 to 0xed3c1ff8) [ 1351.875750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.875804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.875837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.875869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.875892][ T32] r4:8599c080 [ 1351.876337][ T32] INFO: task kworker/1:466:6963 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.876538][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.876624][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.876710][ T32] Call trace: [ 1351.876833][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.876886][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.876910][ T32] r4:00000000 [ 1351.876960][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.877003][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.877096][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.877129][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.877155][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.877179][ T32] r5:800f0113 r4:80239bb0 [ 1351.877201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.877244][ T32] r4:82ac11e4 [ 1351.877264][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.877306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.877328][ T32] r4:e055ddc0 [ 1351.877347][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.877388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.877410][ T32] r4:00000000 [ 1351.877501][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.877565][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.877586][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.877661][ T32] r5:00001000 r4:e03a5000 [ 1351.877715][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.877793][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.877850][ T32] r5:84b16b8c r4:84b16800 [ 1351.877873][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.877978][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.878037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.878087][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.878110][ T32] r4:84b6b700 [ 1351.878176][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.878225][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.878353][ T32] r4:00000001 [ 1351.878377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.878413][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.878440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.878482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.878645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.889903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.889951][ T32] r4:84b66900 [ 1351.889980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.890025][ T32] INFO: task kworker/1:467:6965 blocked for more than 478 seconds. [ 1351.890065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.890092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.890116][ T32] task:kworker/1:467 state:D stack:0 pid:6965 tgid:6965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.890210][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.890354][ T32] Call trace: [ 1351.890389][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.890444][ T32] r10:82918930 r9:ed3c5d84 r8:00000002 r7:60000113 r6:ed3c5d8c r5:85b4b000 [ 1351.890467][ T32] r4:85b4b000 [ 1351.890535][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.890600][ T32] r5:85b4b000 r4:8291892c [ 1351.890623][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.890665][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.890713][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c5e08 [ 1351.890769][ T32] r4:00000000 [ 1351.890809][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.890884][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.890930][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.890972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599c300 [ 1351.890994][ T32] r4:00000000 [ 1351.891014][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.891060][ T32] r9:83018205 r8:85b4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f68d000 [ 1351.891116][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.891163][ T32] r5:00001000 r4:ec7fb000 [ 1351.891185][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.891226][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.891353][ T32] r5:85b50b8c r4:85b50800 [ 1351.891378][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.891426][ T32] r7:ddde2d80 r6:83018200 r5:85b50b8c r4:85a6ce80 [ 1351.891482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.891572][ T32] r10:61c88647 r9:85b4b000 r8:85a6ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.891600][ T32] r4:85a6ce80 [ 1351.891655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.891704][ T32] r10:00000000 r9:85a6ce80 r8:8027f5e8 r7:ed3bde60 r6:85a6cf00 r5:85b4b000 [ 1351.891727][ T32] r4:00000001 [ 1351.891782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.891855][ T32] Exception stack(0xed3c5fb0 to 0xed3c5ff8) [ 1351.891887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.891936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.891967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.891996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.892017][ T32] r4:8599c240 [ 1351.892421][ T32] INFO: task kworker/1:467:6965 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.892456][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.892544][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.892602][ T32] Call trace: [ 1351.892670][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.892760][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.892792][ T32] r4:00000000 [ 1351.892813][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.892852][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.892880][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.892939][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.892998][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.893052][ T32] r5:800f0113 r4:80239bb0 [ 1351.893110][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.893159][ T32] r4:82ac11e4 [ 1351.893181][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.893226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.893248][ T32] r4:e055ddc0 [ 1351.893268][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.893377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.893422][ T32] r4:00000000 [ 1351.893445][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.893492][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.893538][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.893584][ T32] r5:00001000 r4:e03a5000 [ 1351.893604][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.893643][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.893684][ T32] r5:84b16b8c r4:84b16800 [ 1351.893706][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.893759][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.893813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.893864][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.893887][ T32] r4:84b6b700 [ 1351.893919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.893968][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.893991][ T32] r4:00000001 [ 1351.894103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.894176][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.894240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.894305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.894371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.894438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.894540][ T32] r4:84b66900 [ 1351.894572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.894601][ T32] INFO: task kworker/1:468:6968 blocked for more than 478 seconds. [ 1351.894631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.894655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.894676][ T32] task:kworker/1:468 state:D stack:0 pid:6968 tgid:6968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.894721][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.894767][ T32] Call trace: [ 1351.894879][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.894932][ T32] r10:82918930 r9:ed3c9d84 r8:00000002 r7:60000113 r6:ed3c9d8c r5:85b4bc00 [ 1351.894956][ T32] r4:85b4bc00 [ 1351.894976][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.895017][ T32] r5:85b4bc00 r4:8291892c [ 1351.895103][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.895147][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.895195][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c9e08 [ 1351.895218][ T32] r4:00000000 [ 1351.895237][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.895274][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.895310][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.895383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599c600 [ 1351.895412][ T32] r4:00000000 [ 1351.895469][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.895559][ T32] r9:83018205 r8:85b4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f691000 [ 1351.895598][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.895645][ T32] r5:00001000 r4:ecb15000 [ 1351.895689][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.895783][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.895874][ T32] r5:85b5138c r4:85b51000 [ 1351.895903][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.895951][ T32] r7:ddde2d80 r6:83018200 r5:85b5138c r4:85a6cf80 [ 1351.895972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.896020][ T32] r10:61c88647 r9:85b4bc00 r8:85a6cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.896043][ T32] r4:85a6cf80 [ 1351.896062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.896105][ T32] r10:00000000 r9:85a6cf80 r8:8027f5e8 r7:ed3bde60 r6:8598d000 r5:85b4bc00 [ 1351.896127][ T32] r4:00000001 [ 1351.896146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.896254][ T32] Exception stack(0xed3c9fb0 to 0xed3c9ff8) [ 1351.896317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.896352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.896445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.896478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.896560][ T32] r4:8599c280 [ 1351.896796][ T32] INFO: task kworker/1:468:6968 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.896833][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.896892][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.896937][ T32] Call trace: [ 1351.896969][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.897048][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.897077][ T32] r4:00000000 [ 1351.897098][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.897136][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.897166][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.897231][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.897272][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.897352][ T32] r5:800f0113 r4:80239bb0 [ 1351.897376][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.897451][ T32] r4:82ac11e4 [ 1351.897507][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.897557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.897581][ T32] r4:e055ddc0 [ 1351.897601][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.897643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.897666][ T32] r4:00000000 [ 1351.897719][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.897768][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.897790][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.897832][ T32] r5:00001000 r4:e03a5000 [ 1351.897852][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.897899][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.897942][ T32] r5:84b16b8c r4:84b16800 [ 1351.897962][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.898042][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.898067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.898115][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.898138][ T32] r4:84b6b700 [ 1351.898170][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.898219][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.898265][ T32] r4:00000001 [ 1351.898288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.898390][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.898453][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.898486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.898582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.919163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.919278][ T32] r4:84b66900 [ 1351.919309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.919345][ T32] INFO: task kworker/1:469:6970 blocked for more than 478 seconds. [ 1351.919384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.919441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.919513][ T32] task:kworker/1:469 state:D stack:0 pid:6970 tgid:6970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.919615][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.919745][ T32] Call trace: [ 1351.919853][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.919913][ T32] r10:82918930 r9:ed3cdd84 r8:00000002 r7:60000113 r6:ed3cdd8c r5:85b4c800 [ 1351.919938][ T32] r4:85b4c800 [ 1351.920161][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.920222][ T32] r5:85b4c800 r4:8291892c [ 1351.920477][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.920538][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.920588][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3cde08 [ 1351.920625][ T32] r4:00000000 [ 1351.920651][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.920722][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.920774][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.920818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599c780 [ 1351.920841][ T32] r4:00000000 [ 1351.920874][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.920928][ T32] r9:83018205 r8:85b4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f693000 [ 1351.920952][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.920995][ T32] r5:00001000 r4:ecb49000 [ 1351.921045][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.921110][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.921157][ T32] r5:85b5178c r4:85b51400 [ 1351.921212][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.921265][ T32] r7:ddde2d80 r6:83018200 r5:85b5178c r4:8598d080 [ 1351.921288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.921334][ T32] r10:61c88647 r9:85b4c800 r8:8598d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.921382][ T32] r4:8598d080 [ 1351.921417][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.921467][ T32] r10:00000000 r9:8598d080 r8:8027f5e8 r7:ed3c9e60 r6:8598d100 r5:85b4c800 [ 1351.921491][ T32] r4:00000001 [ 1351.921526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.921568][ T32] Exception stack(0xed3cdfb0 to 0xed3cdff8) [ 1351.921626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.921674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.921705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.921762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.921816][ T32] r4:8599c400 [ 1351.922245][ T32] INFO: task kworker/1:469:6970 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.922312][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.922443][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.922569][ T32] Call trace: [ 1351.922605][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.922657][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.922680][ T32] r4:00000000 [ 1351.922702][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.922741][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.922775][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.922820][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.922861][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.922907][ T32] r5:800f0113 r4:80239bb0 [ 1351.922934][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.923003][ T32] r4:82ac11e4 [ 1351.923057][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.923126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.923153][ T32] r4:e055ddc0 [ 1351.923191][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.923242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.923265][ T32] r4:00000000 [ 1351.923297][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.923349][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.923395][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.923507][ T32] r5:00001000 r4:e03a5000 [ 1351.923544][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.923586][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.923647][ T32] r5:84b16b8c r4:84b16800 [ 1351.923713][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.923789][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.923814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.923863][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.923887][ T32] r4:84b6b700 [ 1351.923949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.924082][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.924116][ T32] r4:00000001 [ 1351.924139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.924177][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.924230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.924265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.924314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.924378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.924410][ T32] r4:84b66900 [ 1351.924432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.924463][ T32] INFO: task kworker/1:470:6972 blocked for more than 478 seconds. [ 1351.924493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.924523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.924545][ T32] task:kworker/1:470 state:D stack:0 pid:6972 tgid:6972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.924592][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.924635][ T32] Call trace: [ 1351.924683][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.924746][ T32] r10:82918930 r9:ed3d1d84 r8:00000002 r7:60000113 r6:ed3d1d8c r5:85b4d400 [ 1351.924804][ T32] r4:85b4d400 [ 1351.924827][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.924871][ T32] r5:85b4d400 r4:8291892c [ 1351.924891][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.924930][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.925001][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3d1e08 [ 1351.925096][ T32] r4:00000000 [ 1351.925119][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.925158][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.925246][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.925344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599c900 [ 1351.925424][ T32] r4:00000000 [ 1351.925450][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.925507][ T32] r9:83018205 r8:85b4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f695000 [ 1351.925546][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.925613][ T32] r5:00001000 r4:ecb93000 [ 1351.925636][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.925691][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.925737][ T32] r5:85b51b8c r4:85b51800 [ 1351.925763][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.925809][ T32] r7:ddde2d80 r6:83018200 r5:85b51b8c r4:8598d180 [ 1351.925830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.925875][ T32] r10:61c88647 r9:85b4d400 r8:8598d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.925900][ T32] r4:8598d180 [ 1351.925921][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.925968][ T32] r10:00000000 r9:8598d180 r8:8027f5e8 r7:ed3cde60 r6:8598d200 r5:85b4d400 [ 1351.925991][ T32] r4:00000001 [ 1351.926010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.926047][ T32] Exception stack(0xed3d1fb0 to 0xed3d1ff8) [ 1351.926074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.926124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.926157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.926187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.926211][ T32] r4:8599c580 [ 1351.926432][ T32] INFO: task kworker/1:470:6972 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.926467][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.926579][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.926651][ T32] Call trace: [ 1351.926683][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.926763][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.926792][ T32] r4:00000000 [ 1351.926839][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.926908][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.926950][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.926984][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.927029][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.927085][ T32] r5:800f0113 r4:80239bb0 [ 1351.927134][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.927181][ T32] r4:82ac11e4 [ 1351.927319][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.927367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.927392][ T32] r4:e055ddc0 [ 1351.927413][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.927456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.927480][ T32] r4:00000000 [ 1351.927504][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.927553][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.927576][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.927644][ T32] r5:00001000 r4:e03a5000 [ 1351.927679][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.927754][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.927853][ T32] r5:84b16b8c r4:84b16800 [ 1351.927950][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.928002][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.928025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.928072][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.928123][ T32] r4:84b6b700 [ 1351.928146][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.928193][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.928295][ T32] r4:00000001 [ 1351.928372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.928414][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.928442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.928471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.928507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.928618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.946353][ T32] r4:84b66900 [ 1351.946407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.946522][ T32] INFO: task kworker/1:471:6974 blocked for more than 478 seconds. [ 1351.946623][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.946655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.946678][ T32] task:kworker/1:471 state:D stack:0 pid:6974 tgid:6974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.946867][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.946934][ T32] Call trace: [ 1351.946997][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.947054][ T32] r10:82918930 r9:ed3d5d84 r8:00000002 r7:60000113 r6:ed3d5d8c r5:85b4e000 [ 1351.947078][ T32] r4:85b4e000 [ 1351.947097][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.947138][ T32] r5:85b4e000 r4:8291892c [ 1351.947159][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.947244][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.947322][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3d5e08 [ 1351.947349][ T32] r4:00000000 [ 1351.947369][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.947457][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.947513][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.947557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599ca40 [ 1351.947580][ T32] r4:00000000 [ 1351.947622][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.947729][ T32] r9:83018205 r8:85b4e000 r7:00000000 r6:83018200 r5:00001000 r4:7f697000 [ 1351.947757][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.947802][ T32] r5:00001000 r4:eccf7000 [ 1351.947823][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.947863][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.947904][ T32] r5:85b51f8c r4:85b51c00 [ 1351.947924][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.947997][ T32] r7:ddde2d80 r6:83018200 r5:85b51f8c r4:8598d280 [ 1351.948094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.948143][ T32] r10:61c88647 r9:85b4e000 r8:8598d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.948167][ T32] r4:8598d280 [ 1351.948187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.948233][ T32] r10:00000000 r9:8598d280 r8:8027f5e8 r7:ed3d1e60 r6:8598d300 r5:85b4e000 [ 1351.948255][ T32] r4:00000001 [ 1351.948275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.948383][ T32] Exception stack(0xed3d5fb0 to 0xed3d5ff8) [ 1351.948416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.948447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.948474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.948508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.948558][ T32] r4:8599c700 [ 1351.955488][ T32] INFO: task kworker/1:471:6974 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.955601][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.955736][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.955876][ T32] Call trace: [ 1351.955915][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.956005][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.956060][ T32] r4:00000000 [ 1351.956157][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.956205][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.956236][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.956267][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.956320][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.956355][ T32] r5:800f0113 r4:80239bb0 [ 1351.956427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.956566][ T32] r4:82ac11e4 [ 1351.956678][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.956726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.956777][ T32] r4:e055ddc0 [ 1351.956802][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.956945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.957042][ T32] r4:00000000 [ 1351.957141][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.957192][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.957215][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.957257][ T32] r5:00001000 r4:e03a5000 [ 1351.957277][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.957317][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.957359][ T32] r5:84b16b8c r4:84b16800 [ 1351.957466][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.957529][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.957552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.957597][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.957620][ T32] r4:84b6b700 [ 1351.957726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.957905][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.957955][ T32] r4:00000001 [ 1351.958080][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.958180][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.958246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.958318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.958378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.958468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.958741][ T32] r4:84b66900 [ 1351.965965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.966042][ T32] INFO: task kworker/1:472:6976 blocked for more than 478 seconds. [ 1351.966083][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.966109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.966218][ T32] task:kworker/1:472 state:D stack:0 pid:6976 tgid:6976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.966415][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.966477][ T32] Call trace: [ 1351.966578][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.966737][ T32] r10:82918930 r9:ed3d9d84 r8:00000002 r7:60000113 r6:ed3d9d8c r5:85b4ec00 [ 1351.966766][ T32] r4:85b4ec00 [ 1351.966840][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.966961][ T32] r5:85b4ec00 r4:8291892c [ 1351.966993][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.967056][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.967108][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3d9e08 [ 1351.967132][ T32] r4:00000000 [ 1351.967152][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.967190][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.967231][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.967327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599cc00 [ 1351.967354][ T32] r4:00000000 [ 1351.967377][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.967583][ T32] r9:83018205 r8:85b4ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f699000 [ 1351.967683][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.967779][ T32] r5:00001000 r4:ecd77000 [ 1351.967876][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.967975][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.968022][ T32] r5:85b5238c r4:85b52000 [ 1351.968068][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.968160][ T32] r7:ddde2d80 r6:83018200 r5:85b5238c r4:8598d380 [ 1351.968185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.968263][ T32] r10:61c88647 r9:85b4ec00 r8:8598d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.968291][ T32] r4:8598d380 [ 1351.968312][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.968489][ T32] r10:00000000 r9:8598d380 r8:8027f5e8 r7:ed3d5e60 r6:8598d400 r5:85b4ec00 [ 1351.968522][ T32] r4:00000001 [ 1351.968601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.968716][ T32] Exception stack(0xed3d9fb0 to 0xed3d9ff8) [ 1351.974738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.974831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.974913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.974981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.975028][ T32] r4:8599c8c0 [ 1351.975683][ T32] INFO: task kworker/1:472:6976 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.975765][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.975980][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.976090][ T32] Call trace: [ 1351.976214][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.976356][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.976440][ T32] r4:00000000 [ 1351.976501][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.976587][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.976644][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.976701][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.976839][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.976896][ T32] r5:800f0113 r4:80239bb0 [ 1351.977091][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.977176][ T32] r4:82ac11e4 [ 1351.977224][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.977309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.977389][ T32] r4:e055ddc0 [ 1351.977437][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.977528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.977573][ T32] r4:00000000 [ 1351.977696][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.977791][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.977840][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.977922][ T32] r5:00001000 r4:e03a5000 [ 1351.977962][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.978042][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.978183][ T32] r5:84b16b8c r4:84b16800 [ 1351.978236][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.978326][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.978396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.978489][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.978565][ T32] r4:84b6b700 [ 1351.978602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.989296][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.989438][ T32] r4:00000001 [ 1351.989485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.989708][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.989775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.989837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.989889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.989953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.989999][ T32] r4:84b66900 [ 1351.990048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.990121][ T32] INFO: task kworker/1:473:6978 blocked for more than 478 seconds. [ 1351.990183][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.990265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.990320][ T32] task:kworker/1:473 state:D stack:0 pid:6978 tgid:6978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.990456][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.990616][ T32] Call trace: [ 1351.990753][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.990883][ T32] r10:82918930 r9:ed3ddd84 r8:00000002 r7:60000013 r6:ed3ddd8c r5:85b88000 [ 1351.990968][ T32] r4:85b88000 [ 1351.991051][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.991134][ T32] r5:85b88000 r4:8291892c [ 1351.991171][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.991254][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.991344][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3dde08 [ 1351.991392][ T32] r4:00000000 [ 1351.991429][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1351.991512][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.991595][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.991680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599cdc0 [ 1351.991754][ T32] r4:00000000 [ 1351.991829][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.991925][ T32] r9:83018205 r8:85b88000 r7:00000000 r6:83018200 r5:00001000 r4:7f69b000 [ 1351.991974][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.992057][ T32] r5:00001000 r4:eced9000 [ 1351.992101][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.992179][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.992262][ T32] r5:85b5278c r4:85b52400 [ 1351.992304][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.992392][ T32] r7:ddde2d80 r6:83018200 r5:85b5278c r4:8598d480 [ 1351.992432][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.992528][ T32] r10:61c88647 r9:85b88000 r8:8598d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.992582][ T32] r4:8598d480 [ 1351.992617][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.992770][ T32] r10:00000000 r9:8598d480 r8:8027f5e8 r7:ed3d9e60 r6:8598d500 r5:85b88000 [ 1351.992823][ T32] r4:00000001 [ 1351.992861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.992931][ T32] Exception stack(0xed3ddfb0 to 0xed3ddff8) [ 1351.993014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.993102][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.993161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.993216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.993295][ T32] r4:8599ca80 [ 1351.993960][ T32] INFO: task kworker/1:473:6978 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1351.994028][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.994185][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.994277][ T32] Call trace: [ 1351.994333][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1351.994441][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1351.994549][ T32] r4:00000000 [ 1351.994615][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.994691][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1351.994753][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1351.994811][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1351.994866][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1351.994915][ T32] r5:800f0113 r4:80239bb0 [ 1351.994959][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.995045][ T32] r4:82ac11e4 [ 1351.995088][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.995210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1351.995289][ T32] r4:e055ddc0 [ 1351.995361][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1351.995451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1351.995493][ T32] r4:00000000 [ 1351.995615][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1351.995711][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1351.995785][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.995873][ T32] r5:00001000 r4:e03a5000 [ 1351.995953][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1351.996071][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.996156][ T32] r5:84b16b8c r4:84b16800 [ 1351.996226][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.996318][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1351.996393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.996489][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.996575][ T32] r4:84b6b700 [ 1351.996622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.996710][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1351.996754][ T32] r4:00000001 [ 1351.996803][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.996904][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1351.996964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.997049][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.997109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.997170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.997214][ T32] r4:84b66900 [ 1351.997252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.997300][ T32] INFO: task kworker/1:474:6980 blocked for more than 478 seconds. [ 1351.997369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.997416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.997463][ T32] task:kworker/1:474 state:D stack:0 pid:6980 tgid:6980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.997586][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.997807][ T32] Call trace: [ 1351.997891][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1351.998037][ T32] r10:82918930 r9:ed3e9d84 r8:00000002 r7:60000013 r6:ed3e9d8c r5:8577bc00 [ 1351.998100][ T32] r4:8577bc00 [ 1351.998178][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.998259][ T32] r5:8577bc00 r4:8291892c [ 1351.998305][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.998380][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.998473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e9e08 [ 1351.998554][ T32] r4:00000000 [ 1351.998653][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.015452][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.015609][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.015703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f140 [ 1352.015786][ T32] r4:00000000 [ 1352.015923][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.016018][ T32] r9:83018205 r8:8577bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f6a3000 [ 1352.016067][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.016249][ T32] r5:00001000 r4:ecf73000 [ 1352.016298][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.016484][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.016606][ T32] r5:85b5378c r4:85b53400 [ 1352.016652][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.016803][ T32] r7:ddde2d80 r6:83018200 r5:85b5378c r4:8598d580 [ 1352.016862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.016964][ T32] r10:61c88647 r9:8577bc00 r8:8598d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.017016][ T32] r4:8598d580 [ 1352.017056][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.017147][ T32] r10:00000000 r9:8598d580 r8:8027f5e8 r7:ed3dde60 r6:85689f80 r5:8577bc00 [ 1352.017192][ T32] r4:00000001 [ 1352.017239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.017310][ T32] Exception stack(0xed3e9fb0 to 0xed3e9ff8) [ 1352.017369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.017433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.017501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.017578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.017620][ T32] r4:8599cc40 [ 1352.018269][ T32] INFO: task kworker/1:474:6980 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.018339][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.018542][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.026200][ T32] Call trace: [ 1352.026371][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.026529][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.026580][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.026744][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1352.027152][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.027591][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.027931][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.028162][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.028251][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.028311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.028400][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.028474][ T32] r4:84b6b700 [ 1352.028556][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.036459][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.036599][ T32] r4:00000001 [ 1352.036643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.036748][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.036821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.036932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.036990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.037083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.037158][ T32] r4:84b66900 [ 1352.037298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.037454][ T32] INFO: task kworker/1:475:6983 blocked for more than 478 seconds. [ 1352.037536][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.037588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.037631][ T32] task:kworker/1:475 state:D stack:0 pid:6983 tgid:6983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.037784][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.037881][ T32] Call trace: [ 1352.038051][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.038188][ T32] r10:82918930 r9:ed3f5d84 r8:00000002 r7:60000113 r6:ed3f5d8c r5:85779800 [ 1352.038241][ T32] r4:85779800 [ 1352.038278][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.038362][ T32] r5:85779800 r4:8291892c [ 1352.038464][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.038576][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.045722][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f5e08 [ 1352.045841][ T32] r4:00000000 [ 1352.045896][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.046000][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.046086][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.046170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599cf00 [ 1352.046212][ T32] r4:00000000 [ 1352.046258][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.046350][ T32] r9:83018205 r8:85779800 r7:00000000 r6:83018200 r5:00001000 r4:7f69d000 [ 1352.046392][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.046542][ T32] r5:00001000 r4:ecf07000 [ 1352.046607][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.046705][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.046800][ T32] r5:85b52b8c r4:85b52800 [ 1352.046841][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.046949][ T32] r7:ddde2d80 r6:83018200 r5:85b52b8c r4:8598d600 [ 1352.047038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.047132][ T32] r10:61c88647 r9:85779800 r8:8598d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.047175][ T32] r4:8598d600 [ 1352.047220][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.047309][ T32] r10:00000000 r9:8598d600 r8:8027f5e8 r7:ed3e9e60 r6:8597c000 r5:85779800 [ 1352.047353][ T32] r4:00000001 [ 1352.047400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.047470][ T32] Exception stack(0xed3f5fb0 to 0xed3f5ff8) [ 1352.047551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.047614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.047684][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.047742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.047791][ T32] r4:8599cd80 [ 1352.048428][ T32] INFO: task kworker/1:475:6983 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.048508][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.055435][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.055756][ T32] Call trace: [ 1352.055843][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.055952][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.056001][ T32] r4:00000000 [ 1352.056074][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.056172][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.056241][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.056300][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.056350][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.056402][ T32] r5:800f0113 r4:80239bb0 [ 1352.056476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.056583][ T32] r4:82ac11e4 [ 1352.056636][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.056726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.056771][ T32] r4:e055ddc0 [ 1352.056849][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.056934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.056978][ T32] r4:00000000 [ 1352.057022][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.057116][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.057218][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.057303][ T32] r5:00001000 r4:e03a5000 [ 1352.057350][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.057429][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.057524][ T32] r5:84b16b8c r4:84b16800 [ 1352.057570][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.057690][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.057778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.057870][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.057922][ T32] r4:84b6b700 [ 1352.057960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.058090][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.058177][ T32] r4:00000001 [ 1352.058251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.058352][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.058426][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.058485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.058569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.066123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.066257][ T32] r4:84b66900 [ 1352.066308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.066370][ T32] INFO: task kworker/1:476:6984 blocked for more than 478 seconds. [ 1352.066517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.066636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.066867][ T32] task:kworker/1:476 state:D stack:0 pid:6984 tgid:6984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.066983][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.067102][ T32] Call trace: [ 1352.067170][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.067272][ T32] r10:82918930 r9:ed3f9d84 r8:00000002 r7:60000013 r6:ed3f9d8c r5:85778c00 [ 1352.067323][ T32] r4:85778c00 [ 1352.067367][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.067645][ T32] r5:85778c00 r4:8291892c [ 1352.067875][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.068175][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.068296][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f9e08 [ 1352.068474][ T32] r4:00000000 [ 1352.068526][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.068697][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.076310][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.076444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599cfc0 [ 1352.076501][ T32] r4:00000000 [ 1352.076548][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.076639][ T32] r9:83018205 r8:85778c00 r7:00000000 r6:83018200 r5:00001000 r4:7f69f000 [ 1352.076682][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.076799][ T32] r5:00001000 r4:ecf21000 [ 1352.076847][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.076927][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.077007][ T32] r5:85b52f8c r4:85b52c00 [ 1352.077052][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.077144][ T32] r7:ddde2d80 r6:83018200 r5:85b52f8c r4:8598d680 [ 1352.077187][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.077280][ T32] r10:61c88647 r9:85778c00 r8:8598d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.077353][ T32] r4:8598d680 [ 1352.077439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.077546][ T32] r10:00000000 r9:8598d680 r8:8027f5e8 r7:ed3e9e60 r6:8597c080 r5:85778c00 [ 1352.077606][ T32] r4:00000001 [ 1352.077651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.077731][ T32] Exception stack(0xed3f9fb0 to 0xed3f9ff8) [ 1352.077787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.077850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.077935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.078128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.078181][ T32] r4:8599cd80 [ 1352.086330][ T32] INFO: task kworker/1:476:6984 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.086536][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.086726][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.086924][ T32] Call trace: [ 1352.087023][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.087212][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.087265][ T32] r4:00000000 [ 1352.087362][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.087445][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.087512][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.087571][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.087701][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.087757][ T32] r5:800f0113 r4:80239bb0 [ 1352.087798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.087881][ T32] r4:82ac11e4 [ 1352.088019][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.088112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.088162][ T32] r4:e055ddc0 [ 1352.088227][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.088328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.088377][ T32] r4:00000000 [ 1352.088415][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.088521][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.088573][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.096110][ T32] r5:00001000 r4:e03a5000 [ 1352.096251][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.096367][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.096461][ T32] r5:84b16b8c r4:84b16800 [ 1352.096514][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.096676][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.096725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.096819][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.096896][ T32] r4:84b6b700 [ 1352.096966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.097066][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.097171][ T32] r4:00000001 [ 1352.097219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.097296][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.097351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.097411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.097463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.097531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.097581][ T32] r4:84b66900 [ 1352.097643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.097732][ T32] INFO: task kworker/1:477:6985 blocked for more than 478 seconds. [ 1352.097805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.097885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.097934][ T32] task:kworker/1:477 state:D stack:0 pid:6985 tgid:6985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.098095][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.098182][ T32] Call trace: [ 1352.098310][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.098426][ T32] r10:82918930 r9:ed3fdd84 r8:00000002 r7:60000113 r6:ed3fdd8c r5:8577d400 [ 1352.098482][ T32] r4:8577d400 [ 1352.098655][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.106945][ T32] r5:8577d400 r4:8291892c [ 1352.107023][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.107144][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.107239][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3fde08 [ 1352.107340][ T32] r4:00000000 [ 1352.107423][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.107505][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.107596][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.107677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a65f40 [ 1352.107728][ T32] r4:00000000 [ 1352.107767][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.107876][ T32] r9:83018205 r8:8577d400 r7:00000000 r6:83018200 r5:00001000 r4:7f6a1000 [ 1352.107928][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.108019][ T32] r5:00001000 r4:ecf5b000 [ 1352.108076][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.108154][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.108240][ T32] r5:85b5338c r4:85b53000 [ 1352.108331][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.108454][ T32] r7:ddde2d80 r6:83018200 r5:85b5338c r4:8598d700 [ 1352.108503][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.108597][ T32] r10:61c88647 r9:8577d400 r8:8598d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.108692][ T32] r4:8598d700 [ 1352.109107][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.109178][ T32] r10:00000000 r9:8598d700 r8:8027f5e8 r7:ed3e9e60 r6:8597c100 r5:8577d400 [ 1352.109204][ T32] r4:00000001 [ 1352.109224][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.109266][ T32] Exception stack(0xed3fdfb0 to 0xed3fdff8) [ 1352.109297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.109327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.109366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.109446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.109532][ T32] r4:8511bf80 [ 1352.110231][ T32] INFO: task kworker/1:477:6985 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.110316][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.110448][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.110567][ T32] Call trace: [ 1352.110637][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.110740][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.110789][ T32] r4:00000000 [ 1352.110830][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.110936][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.110999][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.111061][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.111114][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.111218][ T32] r5:800f0113 r4:80239bb0 [ 1352.111277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.111370][ T32] r4:82ac11e4 [ 1352.111423][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.111511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.111598][ T32] r4:e055ddc0 [ 1352.111647][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.111727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.111780][ T32] r4:00000000 [ 1352.111847][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.111939][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.112047][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.112161][ T32] r5:00001000 r4:e03a5000 [ 1352.112210][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.112289][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.112372][ T32] r5:84b16b8c r4:84b16800 [ 1352.112437][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.112550][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.112630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.112785][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.112847][ T32] r4:84b6b700 [ 1352.112884][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.113002][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.113071][ T32] r4:00000001 [ 1352.113121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.113190][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.113243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.113301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.113375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.113438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.113488][ T32] r4:84b66900 [ 1352.113565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.113649][ T32] INFO: task kworker/1:478:6988 blocked for more than 478 seconds. [ 1352.113719][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.113766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.113852][ T32] task:kworker/1:478 state:D stack:0 pid:6988 tgid:6988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.114028][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.114108][ T32] Call trace: [ 1352.114236][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.114324][ T32] r10:82918930 r9:ed401d84 r8:00000002 r7:60000013 r6:ed401d8c r5:8577e000 [ 1352.114389][ T32] r4:8577e000 [ 1352.114439][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.114539][ T32] r5:8577e000 r4:8291892c [ 1352.114578][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.114660][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.114769][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed401e08 [ 1352.114824][ T32] r4:00000000 [ 1352.114865][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.114940][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.115013][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.115156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f300 [ 1352.115207][ T32] r4:00000000 [ 1352.115244][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.115355][ T32] r9:83018205 r8:8577e000 r7:00000000 r6:83018200 r5:00001000 r4:7f6a5000 [ 1352.115414][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.115495][ T32] r5:00001000 r4:ecfa1000 [ 1352.115550][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.115634][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.115784][ T32] r5:85b53b8c r4:85b53800 [ 1352.115833][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.115922][ T32] r7:ddde2d80 r6:83018200 r5:85b53b8c r4:8598d780 [ 1352.115960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.116066][ T32] r10:61c88647 r9:8577e000 r8:8598d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.116120][ T32] r4:8598d780 [ 1352.116181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.116396][ T32] r10:00000000 r9:8598d780 r8:8027f5e8 r7:ed3e9e60 r6:8597c180 r5:8577e000 [ 1352.116537][ T32] r4:00000001 [ 1352.116609][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.116704][ T32] Exception stack(0xed401fb0 to 0xed401ff8) [ 1352.116765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.116827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.116887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.116945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.116994][ T32] r4:8597f200 [ 1352.117448][ T32] INFO: task kworker/1:478:6988 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.117529][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.117710][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.117864][ T32] Call trace: [ 1352.117956][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.118066][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.118122][ T32] r4:00000000 [ 1352.118165][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.118273][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.118334][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.118391][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.118457][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.118561][ T32] r5:800f0113 r4:80239bb0 [ 1352.118688][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.136685][ T32] r4:82ac11e4 [ 1352.136763][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.136893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.136938][ T32] r4:e055ddc0 [ 1352.136984][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.137115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.137192][ T32] r4:00000000 [ 1352.137246][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.137337][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.137394][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.137495][ T32] r5:00001000 r4:e03a5000 [ 1352.137560][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.137634][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.137756][ T32] r5:84b16b8c r4:84b16800 [ 1352.137805][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.137907][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.137958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.138045][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.138098][ T32] r4:84b6b700 [ 1352.138134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.138225][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.138277][ T32] r4:00000001 [ 1352.138352][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.138437][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.138534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.138680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.142059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.142169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.142224][ T32] r4:84b66900 [ 1352.142270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.142330][ T32] INFO: task kworker/1:479:6990 blocked for more than 478 seconds. [ 1352.142416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.142470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.142574][ T32] task:kworker/1:479 state:D stack:0 pid:6990 tgid:6990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.142717][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.142834][ T32] Call trace: [ 1352.142913][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.143045][ T32] r10:82918930 r9:ed3e1d84 r8:00000002 r7:60000113 r6:ed3e1d8c r5:8577ec00 [ 1352.143097][ T32] r4:8577ec00 [ 1352.143157][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.143284][ T32] r5:8577ec00 r4:8291892c [ 1352.143363][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.143447][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.143546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e1e08 [ 1352.143592][ T32] r4:00000000 [ 1352.143650][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.143727][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.143806][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.143899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85991e80 [ 1352.143954][ T32] r4:00000000 [ 1352.144017][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.144110][ T32] r9:83018205 r8:8577ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f6a9000 [ 1352.144150][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.144233][ T32] r5:00001000 r4:ecfe9000 [ 1352.144277][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.144351][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.144456][ T32] r5:85a5738c r4:85a57000 [ 1352.144526][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.144626][ T32] r7:ddde2d80 r6:83018200 r5:85a5738c r4:8598d800 [ 1352.144667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.144758][ T32] r10:61c88647 r9:8577ec00 r8:8598d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.144830][ T32] r4:8598d800 [ 1352.144875][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.144961][ T32] r10:00000000 r9:8598d800 r8:8027f5e8 r7:ed401e60 r6:8597c200 r5:8577ec00 [ 1352.145007][ T32] r4:00000001 [ 1352.145065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.145163][ T32] Exception stack(0xed3e1fb0 to 0xed3e1ff8) [ 1352.145240][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.145327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.145383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.145449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.145507][ T32] r4:8597f180 [ 1352.146158][ T32] INFO: task kworker/1:479:6990 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.146233][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.146389][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.146557][ T32] Call trace: [ 1352.146619][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.146713][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.146765][ T32] r4:00000000 [ 1352.146802][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.146880][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.146940][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.146996][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.147071][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.147121][ T32] r5:800f0113 r4:80239bb0 [ 1352.147190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.147285][ T32] r4:82ac11e4 [ 1352.147327][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.147412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.147472][ T32] r4:e055ddc0 [ 1352.147547][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.147637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.147690][ T32] r4:00000000 [ 1352.147726][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.147842][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.147893][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.147973][ T32] r5:00001000 r4:e03a5000 [ 1352.148027][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.148099][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.148206][ T32] r5:84b16b8c r4:84b16800 [ 1352.148255][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.148348][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.148389][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.148479][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.148535][ T32] r4:84b6b700 [ 1352.148576][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.161098][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.161190][ T32] r4:00000001 [ 1352.161234][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.161355][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.161434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.161502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.161561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.161624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.161682][ T32] r4:84b66900 [ 1352.161747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.161889][ T32] INFO: task kworker/1:480:6993 blocked for more than 478 seconds. [ 1352.161955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.162042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.162096][ T32] task:kworker/1:480 state:D stack:0 pid:6993 tgid:6993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.162202][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.162319][ T32] Call trace: [ 1352.162442][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.162573][ T32] r10:82918930 r9:ed409d84 r8:00000002 r7:60000013 r6:ed409d8c r5:8577b000 [ 1352.162624][ T32] r4:8577b000 [ 1352.162689][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.162774][ T32] r5:8577b000 r4:8291892c [ 1352.162849][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.163032][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.163149][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed409e08 [ 1352.163202][ T32] r4:00000000 [ 1352.163259][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.163338][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.163420][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.163533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f540 [ 1352.163593][ T32] r4:00000000 [ 1352.163668][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.163775][ T32] r9:83018205 r8:8577b000 r7:00000000 r6:83018200 r5:00001000 r4:7f6ab000 ** 1 printk messages dropped ** [ 1352.163921][ T32] r5:00001000 r4:ecff9000 [ 1352.164005][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.164109][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.164202][ T32] r5:85b53f8c r4:85b53c00 [ 1352.164256][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.164359][ T32] r7:ddde2d80 r6:83018200 r5:85b53f8c r4:8598d880 [ 1352.164414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.164533][ T32] r10:61c88647 r9:8577b000 r8:8598d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.164601][ T32] r4:8598d880 [ 1352.164642][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.164758][ T32] r10:00000000 r9:8598d880 r8:8027f5e8 r7:ed3e1e60 r6:8597c280 r5:8577b000 [ 1352.164833][ T32] r4:00000001 [ 1352.165027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.165108][ T32] Exception stack(0xed409fb0 to 0xed409ff8) [ 1352.165208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.165278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.165332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.165406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.165464][ T32] r4:8597f180 [ 1352.166141][ T32] INFO: task kworker/1:480:6993 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.166211][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.166430][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.166588][ T32] Call trace: [ 1352.166654][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.166751][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.166811][ T32] r4:00000000 [ 1352.166875][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.166953][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.167074][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.167144][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.167203][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.167250][ T32] r5:800f0113 r4:80239bb0 [ 1352.167328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.167415][ T32] r4:82ac11e4 [ 1352.167467][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.167559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.167612][ T32] r4:e055ddc0 [ 1352.167654][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.167761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.167820][ T32] r4:00000000 [ 1352.167864][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.167953][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.168000][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.168082][ T32] r5:00001000 r4:e03a5000 [ 1352.168118][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.168193][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.168277][ T32] r5:84b16b8c r4:84b16800 [ 1352.168326][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.168425][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.168476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.168588][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.168702][ T32] r4:84b6b700 [ 1352.182043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.182222][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.182295][ T32] r4:00000001 [ 1352.182342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.182444][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.182611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.182721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.182782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.182845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.182891][ T32] r4:84b66900 [ 1352.182953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1352.183262][ T32] task:kworker/1:481 state:D stack:0 pid:6995 tgid:6995 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.183913][ T32] r5:8577c800 r4:8291892c ** 2 printk messages dropped ** [ 1352.184161][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed411e08 ** 3 printk messages dropped ** [ 1352.184526][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.185012][ T32] r5:00001000 r4:ed00f000 [ 1352.185073][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.185182][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.185402][ T32] r7:ddde2d80 r6:83018200 r5:85b5c38c r4:8598d900 ** 3 printk messages dropped ** [ 1352.185710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.186224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.187274][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.187493][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.187654][ T32] Call trace: [ 1352.187777][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.187874][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.187927][ T32] r4:00000000 [ 1352.187989][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.188064][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.188147][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.188209][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.188258][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.188328][ T32] r5:800f0113 r4:80239bb0 [ 1352.188375][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.188495][ T32] r4:82ac11e4 [ 1352.188555][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.188684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.200467][ T32] r4:e055ddc0 [ 1352.200593][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.200755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.200809][ T32] r4:00000000 [ 1352.200851][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.200941][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.201009][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.201101][ T32] r5:00001000 r4:e03a5000 [ 1352.201157][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.201236][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.201340][ T32] r5:84b16b8c r4:84b16800 [ 1352.201383][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.201475][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.201538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.201625][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.201682][ T32] r4:84b6b700 [ 1352.201745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.201841][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.201891][ T32] r4:00000001 [ 1352.201952][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.202030][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.202112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.202174][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.202253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.202329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.202403][ T32] r4:84b66900 [ 1352.202471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.202572][ T32] INFO: task kworker/1:482:6997 blocked for more than 478 seconds. [ 1352.202639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.202689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.202837][ T32] task:kworker/1:482 state:D stack:0 pid:6997 tgid:6997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.202979][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.203077][ T32] Call trace: [ 1352.203314][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.203412][ T32] r10:82918930 r9:ed419d84 r8:00000002 r7:60000113 r6:ed419d8c r5:8570d400 [ 1352.203464][ T32] r4:8570d400 [ 1352.203528][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.203716][ T32] r5:8570d400 r4:8291892c [ 1352.203812][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.203924][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.204019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed419e08 [ 1352.204071][ T32] r4:00000000 [ 1352.204107][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.204183][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.204328][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.204447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f940 [ 1352.204500][ T32] r4:00000000 [ 1352.204547][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.204656][ T32] r9:83018205 r8:8570d400 r7:00000000 r6:83018200 r5:00001000 r4:7f6b1000 [ 1352.204704][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.204812][ T32] r5:00001000 r4:ed035000 [ 1352.204855][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.204947][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.205049][ T32] r5:85b5cb8c r4:85b5c800 [ 1352.205092][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.205199][ T32] r7:ddde2d80 r6:83018200 r5:85b5cb8c r4:8598d980 [ 1352.205249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.205358][ T32] r10:61c88647 r9:8570d400 r8:8598d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.205407][ T32] r4:8598d980 [ 1352.205454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.205551][ T32] r10:00000000 r9:8598d980 r8:8027f5e8 r7:ed411e60 r6:8597c380 r5:8570d400 [ 1352.205598][ T32] r4:00000001 [ 1352.205642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.205711][ T32] Exception stack(0xed419fb0 to 0xed419ff8) [ 1352.205765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.205828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.205879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.205940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.205983][ T32] r4:8597f180 [ 1352.206683][ T32] INFO: task kworker/1:482:6997 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.206753][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.206929][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.207033][ T32] Call trace: [ 1352.207108][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.207203][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.207261][ T32] r4:00000000 [ 1352.207323][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.207407][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.207463][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.207529][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.207601][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.207700][ T32] r5:800f0113 r4:80239bb0 [ 1352.207747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.207828][ T32] r4:82ac11e4 [ 1352.207879][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.207973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.208022][ T32] r4:e055ddc0 [ 1352.208065][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.208149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.208191][ T32] r4:00000000 [ 1352.208236][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.208332][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 2 printk messages dropped ** [ 1352.208558][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.228441][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.228506][ T32] r4:84b6b700 [ 1352.228658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.229353][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.229403][ T32] r4:00000001 [ 1352.229453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.229554][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.229605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.229659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.229709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.229782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.229838][ T32] r4:84b66900 [ 1352.229919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.230054][ T32] INFO: task kworker/1:483:6998 blocked for more than 478 seconds. [ 1352.230125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.230170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.230230][ T32] task:kworker/1:483 state:D stack:0 pid:6998 tgid:6998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.230371][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.230467][ T32] Call trace: [ 1352.230565][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.230661][ T32] r10:82918930 r9:ed3e5d84 r8:00000002 r7:60000113 r6:ed3e5d8c r5:85b88c00 [ 1352.230734][ T32] r4:85b88c00 [ 1352.230778][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.230888][ T32] r5:85b88c00 r4:8291892c [ 1352.230939][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.231013][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.231101][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e5e08 [ 1352.231220][ T32] r4:00000000 [ 1352.231265][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.231362][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.231466][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.231562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f780 [ 1352.231610][ T32] r4:00000000 [ 1352.231676][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.231820][ T32] r9:83018205 r8:85b88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6af000 [ 1352.231898][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.231985][ T32] r5:00001000 r4:ed021000 [ 1352.232075][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.232158][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.232265][ T32] r5:85b5c78c r4:85b5c400 [ 1352.232313][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.232426][ T32] r7:ddde2d80 r6:83018200 r5:85b5c78c r4:8598da00 [ 1352.232472][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.232591][ T32] r10:61c88647 r9:85b88c00 r8:8598da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.232661][ T32] r4:8598da00 [ 1352.232919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.233195][ T32] r10:00000000 r9:8598da00 r8:8027f5e8 r7:ed419e60 r6:8598da80 r5:85b88c00 [ 1352.233276][ T32] r4:00000001 [ 1352.233345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.233447][ T32] Exception stack(0xed3e5fb0 to 0xed3e5ff8) [ 1352.233529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.233609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.233703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.233789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.233852][ T32] r4:8597f180 [ 1352.234719][ T32] INFO: task kworker/1:483:6998 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.234798][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.234966][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.235106][ T32] Call trace: [ 1352.235172][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.235280][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.235357][ T32] r4:00000000 [ 1352.235466][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.235576][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.235649][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.235708][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.235768][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.235818][ T32] r5:800f0113 r4:80239bb0 [ 1352.235907][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.236009][ T32] r4:82ac11e4 [ 1352.236092][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.236223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.236307][ T32] r4:e055ddc0 [ 1352.236363][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.236446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.236529][ T32] r4:00000000 [ 1352.236599][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.236691][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.236740][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.236826][ T32] r5:00001000 r4:e03a5000 [ 1352.236869][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.236945][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.237031][ T32] r5:84b16b8c r4:84b16800 [ 1352.237070][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.237188][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.237261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.237386][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.237438][ T32] r4:84b6b700 [ 1352.237476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.237586][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.237641][ T32] r4:00000001 [ 1352.237763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.237890][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.237947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.238041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.238104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.238162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.238212][ T32] r4:84b66900 [ 1352.238250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.238302][ T32] INFO: task kworker/1:484:7000 blocked for more than 478 seconds. [ 1352.238364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.238447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.238495][ T32] task:kworker/1:484 state:D stack:0 pid:7000 tgid:7000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.238696][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.255674][ T32] Call trace: [ 1352.255775][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.255897][ T32] r10:82918930 r9:ed41dd84 r8:00000002 r7:60000013 r6:ed41dd8c r5:85b8a400 [ 1352.255948][ T32] r4:85b8a400 [ 1352.255989][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.256066][ T32] r5:85b8a400 r4:8291892c [ 1352.256142][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.256226][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.256343][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed41de08 [ 1352.256399][ T32] r4:00000000 [ 1352.256449][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.256532][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.256614][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1352.256814][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.256905][ T32] r9:83018205 r8:85b8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f6b5000 [ 1352.257019][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.257143][ T32] r5:00001000 r4:ed139000 [ 1352.257193][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.257272][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.257353][ T32] r5:85b5d38c r4:85b5d000 [ 1352.257433][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.257537][ T32] r7:ddde2d80 r6:83018200 r5:85b5d38c r4:8598db00 [ 1352.257584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.257674][ T32] r10:61c88647 r9:85b8a400 r8:8598db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.257718][ T32] r4:8598db00 [ 1352.257762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.257850][ T32] r10:00000000 r9:8598db00 r8:8027f5e8 r7:ed419e60 r6:8598db80 r5:85b8a400 [ 1352.257912][ T32] r4:00000001 [ 1352.257960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.258027][ T32] Exception stack(0xed41dfb0 to 0xed41dff8) [ 1352.258105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.258178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.258237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.258294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.258341][ T32] r4:8597f600 [ 1352.269534][ T32] INFO: task kworker/1:484:7000 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.269682][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.269819][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.269940][ T32] Call trace: [ 1352.270028][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.270139][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.270191][ T32] r4:00000000 [ 1352.270232][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.270315][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.270495][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.270603][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.270654][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.270709][ T32] r5:800f0113 r4:80239bb0 [ 1352.270749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.270862][ T32] r4:82ac11e4 [ 1352.270933][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.271020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.271117][ T32] r4:e055ddc0 [ 1352.271177][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.271266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.271313][ T32] r4:00000000 [ 1352.271389][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.271563][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.271651][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.271739][ T32] r5:00001000 r4:e03a5000 [ 1352.271800][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.271904][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.271997][ T32] r5:84b16b8c r4:84b16800 [ 1352.272058][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.272173][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.272218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.272312][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.272370][ T32] r4:84b6b700 [ 1352.272410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.272531][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.272587][ T32] r4:00000001 [ 1352.272661][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.272753][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.272826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.272889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.272942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.273001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.273045][ T32] r4:84b66900 [ 1352.273116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.273179][ T32] INFO: task kworker/1:485:7003 blocked for more than 478 seconds. [ 1352.273255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.273311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.273354][ T32] task:kworker/1:485 state:D stack:0 pid:7003 tgid:7003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.273447][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.273540][ T32] Call trace: [ 1352.273649][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.273739][ T32] r10:82918930 r9:ed421d84 r8:00000002 r7:60000013 r6:ed421d8c r5:85b8c800 [ 1352.273792][ T32] r4:85b8c800 [ 1352.273842][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.273946][ T32] r5:85b8c800 r4:8291892c [ 1352.274011][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.274094][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.274187][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed421e08 [ 1352.274263][ T32] r4:00000000 [ 1352.274310][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.274421][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.274560][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.274650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597fb00 [ 1352.274694][ T32] r4:00000000 [ 1352.274738][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.274846][ T32] r9:83018205 r8:85b8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f6b3000 [ 1352.274911][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.275002][ T32] r5:00001000 r4:ed12f000 [ 1352.275039][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.275239][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.275324][ T32] r7:ddde2d80 r6:83018200 r5:85b5cf8c r4:8598dc00 [ 1352.275369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.275456][ T32] r10:61c88647 r9:85b8c800 r8:8598dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.275502][ T32] r4:8598dc00 [ 1352.275615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.275706][ T32] r10:00000000 r9:8598dc00 r8:8027f5e8 r7:ed41de60 r6:8598dc80 r5:85b8c800 [ 1352.275802][ T32] r4:00000001 [ 1352.275859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.275932][ T32] Exception stack(0xed421fb0 to 0xed421ff8) [ 1352.275988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.276039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.276121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.276182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.276248][ T32] r4:8597f980 [ 1352.276781][ T32] INFO: task kworker/1:485:7003 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.276849][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.277037][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.277152][ T32] Call trace: [ 1352.277256][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.277398][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.277453][ T32] r4:00000000 [ 1352.277491][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.277591][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.277654][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.277723][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.277772][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.277828][ T32] r5:800f0113 r4:80239bb0 [ 1352.277868][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.277953][ T32] r4:82ac11e4 [ 1352.277990][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.278075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.278123][ T32] r4:e055ddc0 [ 1352.278163][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.278247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.278288][ T32] r4:00000000 [ 1352.278355][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.278454][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.278527][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.278688][ T32] r5:00001000 r4:e03a5000 [ 1352.294093][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.294246][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.294335][ T32] r5:84b16b8c r4:84b16800 [ 1352.294385][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.294477][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.294557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.294651][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.294721][ T32] r4:84b6b700 [ 1352.294795][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.294891][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.294994][ T32] r4:00000001 [ 1352.295071][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.295151][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.295263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.295332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.295385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.295445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.295488][ T32] r4:84b66900 [ 1352.295550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.295604][ T32] INFO: task kworker/1:486:7005 blocked for more than 478 seconds. [ 1352.295682][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.295744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.295798][ T32] task:kworker/1:486 state:D stack:0 pid:7005 tgid:7005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.295939][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.296159][ T32] Call trace: [ 1352.296231][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.296328][ T32] r10:82918930 r9:ed425d84 r8:00000002 r7:60000013 r6:ed425d8c r5:85b8d400 [ 1352.296406][ T32] r4:85b8d400 [ 1352.296450][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.296550][ T32] r5:85b8d400 r4:8291892c [ 1352.296618][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.296702][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.296792][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed425e08 [ 1352.296845][ T32] r4:00000000 [ 1352.296896][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.296969][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.297060][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1352.297358][ T32] r9:83018205 r8:85b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f6b7000 ** 1 printk messages dropped ** [ 1352.297492][ T32] r5:00001000 r4:ed145000 [ 1352.297620][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.297711][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.297928][ T32] r7:ddde2d80 r6:83018200 r5:85b5d78c r4:8598dd00 ** 2 printk messages dropped ** [ 1352.298127][ T32] r4:8598dd00 ** 4 printk messages dropped ** [ 1352.298483][ T32] Exception stack(0xed425fb0 to 0xed425ff8) ** 2 printk messages dropped ** [ 1352.312491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.313560][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.313939][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.314064][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1352.314326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1352.314935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.315055][ T32] r4:00000000 [ 1352.315102][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.315195][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.315260][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.315348][ T32] r5:00001000 r4:e03a5000 [ 1352.315579][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.315663][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.315758][ T32] r5:84b16b8c r4:84b16800 [ 1352.315838][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.315954][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.316001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.316118][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.316169][ T32] r4:84b6b700 [ 1352.316272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.316391][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.316444][ T32] r4:00000001 [ 1352.316488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.316562][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.316658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.316718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.316782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.316850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.316949][ T32] r4:84b66900 [ 1352.317001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.317058][ T32] INFO: task kworker/1:487:7007 blocked for more than 478 seconds. [ 1352.317167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.317224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.317299][ T32] task:kworker/1:487 state:D stack:0 pid:7007 tgid:7007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.317473][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.317601][ T32] Call trace: [ 1352.317700][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.317792][ T32] r10:82918930 r9:ed429d84 r8:00000002 r7:60000113 r6:ed429d8c r5:85b8b000 [ 1352.317906][ T32] r4:85b8b000 [ 1352.317987][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.318267][ T32] r5:85b8b000 r4:8291892c [ 1352.318353][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.318528][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.318624][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed429e08 [ 1352.318682][ T32] r4:00000000 [ 1352.318768][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.330909][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.331088][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.331203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85975540 [ 1352.331273][ T32] r4:00000000 [ 1352.331330][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.331439][ T32] r9:83018205 r8:85b8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f6bf000 [ 1352.331484][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.331593][ T32] r5:00001000 r4:ed1ad000 [ 1352.331645][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.331762][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.331878][ T32] r5:85b5e38c r4:85b5e000 [ 1352.331936][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.332028][ T32] r7:ddde2d80 r6:83018200 r5:85b5e38c r4:8598de00 [ 1352.332076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.332170][ T32] r10:61c88647 r9:85b8b000 r8:8598de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.332218][ T32] r4:8598de00 [ 1352.332259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.332354][ T32] r10:00000000 r9:8598de00 r8:8027f5e8 r7:ed425e60 r6:8598de80 r5:85b8b000 [ 1352.332398][ T32] r4:00000001 [ 1352.332448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.332522][ T32] Exception stack(0xed429fb0 to 0xed429ff8) [ 1352.332585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.332647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.332705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.332782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.332863][ T32] r4:8597fa40 [ 1352.333544][ T32] INFO: task kworker/1:487:7007 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.333632][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.333790][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.333890][ T32] Call trace: [ 1352.334017][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.334143][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.334227][ T32] r4:00000000 [ 1352.334282][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.334367][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.334432][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.334491][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.334593][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.334651][ T32] r5:800f0113 r4:80239bb0 [ 1352.334721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.334862][ T32] r4:82ac11e4 [ 1352.334917][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.335012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.335094][ T32] r4:e055ddc0 [ 1352.335173][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.335259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.335367][ T32] r4:00000000 [ 1352.335431][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.335524][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.335596][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.335684][ T32] r5:00001000 r4:e03a5000 [ 1352.335731][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.335833][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.335926][ T32] r5:84b16b8c r4:84b16800 [ 1352.335963][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.336065][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.336179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.336281][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.336335][ T32] r4:84b6b700 [ 1352.336374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.336485][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.336539][ T32] r4:00000001 [ 1352.336592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.336664][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.336724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.336803][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.336892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.336985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.337096][ T32] r4:84b66900 [ 1352.337148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.337202][ T32] INFO: task kworker/1:488:7009 blocked for more than 478 seconds. [ 1352.337284][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.337411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.337493][ T32] task:kworker/1:488 state:D stack:0 pid:7009 tgid:7009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.337586][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.337668][ T32] Call trace: [ 1352.337734][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.337822][ T32] r10:82918930 r9:ed42dd84 r8:00000002 r7:60000013 r6:ed42dd8c r5:85b8ec00 [ 1352.337866][ T32] r4:85b8ec00 [ 1352.337937][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.338024][ T32] r5:85b8ec00 r4:8291892c [ 1352.338064][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.338170][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.338328][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed42de08 [ 1352.338378][ T32] r4:00000000 [ 1352.338414][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.338498][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.338585][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.351478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a699c0 [ 1352.351660][ T32] r4:00000000 [ 1352.351716][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.351849][ T32] r9:83018205 r8:85b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f6b9000 [ 1352.351900][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.352127][ T32] r5:00001000 r4:ed14f000 [ 1352.352182][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.352268][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.352355][ T32] r5:85b5db8c r4:85b5d800 [ 1352.352395][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.352499][ T32] r7:ddde2d80 r6:83018200 r5:85b5db8c r4:8598df00 [ 1352.352610][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.352718][ T32] r10:61c88647 r9:85b8ec00 r8:8598df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.352785][ T32] r4:8598df00 [ 1352.352829][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.352928][ T32] r10:00000000 r9:8598df00 r8:8027f5e8 r7:ed429e60 r6:8598df80 r5:85b8ec00 [ 1352.353001][ T32] r4:00000001 [ 1352.353079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.353190][ T32] Exception stack(0xed42dfb0 to 0xed42dff8) [ 1352.353255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.353315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.353368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.353438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.353516][ T32] r4:8597f240 [ 1352.354187][ T32] INFO: task kworker/1:488:7009 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.354288][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.354480][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.354606][ T32] Call trace: [ 1352.354677][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.354781][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.354859][ T32] r4:00000000 [ 1352.354922][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.355036][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.355154][ T32] dd20: 817a4000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.355218][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.355269][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.355321][ T32] r5:800f0113 r4:80239bb0 [ 1352.355360][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.355484][ T32] r4:82ac11e4 [ 1352.355534][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.355620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.355665][ T32] r4:e055ddc0 [ 1352.355709][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.355790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.355838][ T32] r4:00000000 [ 1352.355874][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.355965][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.356045][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.356130][ T32] r5:00001000 r4:e03a5000 [ 1352.356200][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.356293][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.356380][ T32] r5:84b16b8c r4:84b16800 [ 1352.356436][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.356529][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.356578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.356675][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.356753][ T32] r4:84b6b700 [ 1352.356812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.356904][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.356948][ T32] r4:00000001 [ 1352.356991][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.357064][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.357116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.357180][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.357231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.357290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.357333][ T32] r4:84b66900 [ 1352.357380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.357462][ T32] INFO: task kworker/1:489:7011 blocked for more than 478 seconds. [ 1352.357528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.357603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.357651][ T32] task:kworker/1:489 state:D stack:0 pid:7011 tgid:7011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.357736][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.357844][ T32] Call trace: [ 1352.357943][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.358068][ T32] r10:82918930 r9:ed435d84 r8:00000002 r7:60000013 r6:ed435d8c r5:85b8e000 [ 1352.358118][ T32] r4:85b8e000 [ 1352.358154][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.358322][ T32] r5:85b8e000 r4:8291892c [ 1352.358373][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.358460][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.358562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed435e08 [ 1352.358741][ T32] r4:00000000 [ 1352.476522][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.476728][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.476829][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.476929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85975440 [ 1352.477208][ T32] r4:00000000 [ 1352.477549][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.477662][ T32] r9:83018205 r8:85b8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f6bd000 [ 1352.478098][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.478207][ T32] r5:00001000 r4:ed17d000 [ 1352.478261][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.478351][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.478453][ T32] r5:85b5df8c r4:85b5dc00 [ 1352.478534][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.487866][ T32] r7:ddde2d80 r6:83018200 r5:85b5df8c r4:85973000 [ 1352.488032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.488177][ T32] r10:61c88647 r9:85b8e000 r8:8597302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.488233][ T32] r4:85973000 [ 1352.488283][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.488384][ T32] r10:00000000 r9:85973000 r8:8027f5e8 r7:ed429e60 r6:85973080 r5:85b8e000 [ 1352.488461][ T32] r4:00000001 [ 1352.488547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.488638][ T32] Exception stack(0xed435fb0 to 0xed435ff8) [ 1352.488706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.488771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.488856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.489958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.490032][ T32] r4:85975140 [ 1352.490818][ T32] INFO: task kworker/1:489:7011 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.490918][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.491211][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.491384][ T32] Call trace: [ 1352.491533][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.491658][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.491713][ T32] r4:00000000 [ 1352.491760][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.491849][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.491917][ T32] dd20: 83ae3000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.491983][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.492047][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.492109][ T32] r5:800f0113 r4:80239bb0 [ 1352.492159][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.492281][ T32] r4:82ac11e4 [ 1352.492341][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.492443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.492500][ T32] r4:e055ddc0 [ 1352.492565][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.492703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.492833][ T32] r4:00000000 [ 1352.492894][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.493041][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.493104][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.493202][ T32] r5:00001000 r4:e03a5000 [ 1352.493258][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.493352][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.493463][ T32] r5:84b16b8c r4:84b16800 [ 1352.493531][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.493642][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.493690][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.493790][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.493843][ T32] r4:84b6b700 [ 1352.493959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.494078][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.494238][ T32] r4:00000001 [ 1352.494292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.494371][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.494432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.494496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.494593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.494657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.494707][ T32] r4:84b66900 [ 1352.494758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.494865][ T32] INFO: task kworker/1:490:7014 blocked for more than 478 seconds. [ 1352.494946][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.495005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.495055][ T32] task:kworker/1:490 state:D stack:0 pid:7014 tgid:7014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.495180][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.495285][ T32] Call trace: [ 1352.495387][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.495498][ T32] r10:82918930 r9:ed431d84 r8:00000002 r7:60000113 r6:ed431d8c r5:85b8bc00 [ 1352.495560][ T32] r4:85b8bc00 [ 1352.495607][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.495695][ T32] r5:85b8bc00 r4:8291892c [ 1352.495741][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.495911][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.496026][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed431e08 [ 1352.496113][ T32] r4:00000000 [ 1352.496175][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.496260][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.496346][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.496441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85975680 [ 1352.496493][ T32] r4:00000000 [ 1352.496614][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.496728][ T32] r9:83018205 r8:85b8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f6c1000 [ 1352.496778][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.496879][ T32] r5:00001000 r4:ed1e9000 [ 1352.496969][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.497066][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.497163][ T32] r5:85b5e78c r4:85b5e400 [ 1352.497212][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.497310][ T32] r7:ddde2d80 r6:83018200 r5:85b5e78c r4:85973100 [ 1352.497365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.497475][ T32] r10:61c88647 r9:85b8bc00 r8:8597312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.497616][ T32] r4:85973100 [ 1352.497690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.497794][ T32] r10:00000000 r9:85973100 r8:8027f5e8 r7:ed429e60 r6:85973180 r5:85b8bc00 [ 1352.497846][ T32] r4:00000001 [ 1352.498097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.498188][ T32] Exception stack(0xed431fb0 to 0xed431ff8) [ 1352.498252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.498336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.498411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.498551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.529796][ T32] r4:85975340 [ 1352.530698][ T32] INFO: task kworker/1:490:7014 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.530804][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.531695][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.531884][ T32] Call trace: [ 1352.531993][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.532125][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.532207][ T32] r4:00000000 [ 1352.532285][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.532407][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.532480][ T32] dd20: 83bd2000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.532552][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.532615][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.532672][ T32] r5:800f0113 r4:80239bb0 [ 1352.532718][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.532828][ T32] r4:82ac11e4 [ 1352.532876][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.532973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.533024][ T32] r4:e055ddc0 [ 1352.533069][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.533190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.533248][ T32] r4:00000000 [ 1352.533291][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.533383][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.533453][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.533547][ T32] r5:00001000 r4:e03a5000 [ 1352.533594][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.533678][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.533769][ T32] r5:84b16b8c r4:84b16800 [ 1352.533819][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.533916][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.533958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.534044][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.534126][ T32] r4:84b6b700 [ 1352.534182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.534348][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.534406][ T32] r4:00000001 [ 1352.534449][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.534613][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.534715][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.534791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.534854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.534970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.535022][ T32] r4:84b66900 [ 1352.535067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.535125][ T32] INFO: task kworker/1:491:7016 blocked for more than 479 seconds. [ 1352.535197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.535286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.535339][ T32] task:kworker/1:491 state:D stack:0 pid:7016 tgid:7016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.535438][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.535572][ T32] Call trace: [ 1352.535798][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.535900][ T32] r10:82918930 r9:ed439d84 r8:00000002 r7:60000013 r6:ed439d8c r5:85b89800 [ 1352.535951][ T32] r4:85b89800 [ 1352.535992][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.536072][ T32] r5:85b89800 r4:8291892c [ 1352.536111][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.536194][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.536291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed439e08 [ 1352.536341][ T32] r4:00000000 [ 1352.536380][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.536463][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.536601][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.536694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85975800 [ 1352.536746][ T32] r4:00000000 [ 1352.536801][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.536892][ T32] r9:83018205 r8:85b89800 r7:00000000 r6:83018200 r5:00001000 r4:7f6c3000 [ 1352.537078][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.537170][ T32] r5:00001000 r4:ed1f7000 [ 1352.537211][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.537285][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.537371][ T32] r5:85b5eb8c r4:85b5e800 [ 1352.537529][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.537625][ T32] r7:ddde2d80 r6:83018200 r5:85b5eb8c r4:85973200 [ 1352.537673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.537812][ T32] r10:61c88647 r9:85b89800 r8:8597322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.537878][ T32] r4:85973200 [ 1352.537923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.538015][ T32] r10:00000000 r9:85973200 r8:8027f5e8 r7:ed431e60 r6:85973280 r5:85b89800 [ 1352.538071][ T32] r4:00000001 [ 1352.538112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.538228][ T32] Exception stack(0xed439fb0 to 0xed439ff8) [ 1352.538290][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.538349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.538410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.538471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.538707][ T32] r4:85975500 [ 1352.560005][ T32] INFO: task kworker/1:491:7016 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.560180][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.560399][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.560781][ T32] Call trace: [ 1352.560868][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.561083][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.561141][ T32] r4:00000000 [ 1352.561187][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.561274][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.561335][ T32] dd20: 83e54000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.561433][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.561495][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.561653][ T32] r5:800f0113 r4:80239bb0 [ 1352.561703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.561799][ T32] r4:82ac11e4 [ 1352.561915][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.562009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.562059][ T32] r4:e055ddc0 [ 1352.562104][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.562191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.562241][ T32] r4:00000000 [ 1352.562335][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.562433][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.562581][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.562681][ T32] r5:00001000 r4:e03a5000 [ 1352.562749][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.562843][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.562931][ T32] r5:84b16b8c r4:84b16800 [ 1352.562972][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.563076][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.563133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.563230][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.563277][ T32] r4:84b6b700 [ 1352.563417][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.563638][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.563695][ T32] r4:00000001 [ 1352.563737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.563823][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.563882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.563980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.564194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.564519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.564574][ T32] r4:84b66900 [ 1352.564619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.564678][ T32] INFO: task kworker/1:492:7018 blocked for more than 479 seconds. [ 1352.564751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.564813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.564935][ T32] task:kworker/1:492 state:D stack:0 pid:7018 tgid:7018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.565181][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.565374][ T32] Call trace: [ 1352.565660][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.565803][ T32] r10:82918930 r9:ed43dd84 r8:00000002 r7:60000013 r6:ed43dd8c r5:85b90000 [ 1352.565858][ T32] r4:85b90000 [ 1352.565904][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.566026][ T32] r5:85b90000 r4:8291892c [ 1352.566080][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.566165][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.566259][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed43de08 [ 1352.566310][ T32] r4:00000000 [ 1352.566356][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.566436][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.566545][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.566636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859704c0 [ 1352.566684][ T32] r4:00000000 [ 1352.566725][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.566821][ T32] r9:83018205 r8:85b90000 r7:00000000 r6:83018200 r5:00001000 r4:7f6cd000 [ 1352.566869][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.566958][ T32] r5:00001000 r4:ed249000 [ 1352.567002][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.567088][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.567230][ T32] r5:85bc038c r4:85bc0000 [ 1352.567280][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.567372][ T32] r7:ddde2d80 r6:83018200 r5:85bc038c r4:85973300 [ 1352.567451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.567549][ T32] r10:61c88647 r9:85b90000 r8:8597332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.567654][ T32] r4:85973300 [ 1352.567710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.567806][ T32] r10:00000000 r9:85973300 r8:8027f5e8 r7:ed439e60 r6:85973380 r5:85b90000 [ 1352.567866][ T32] r4:00000001 [ 1352.567916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.567990][ T32] Exception stack(0xed43dfb0 to 0xed43dff8) [ 1352.568045][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.568111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.568166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.568232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.568282][ T32] r4:85975600 [ 1352.596315][ T32] INFO: task kworker/1:492:7018 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.596450][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.596574][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.596721][ T32] Call trace: [ 1352.596831][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.596914][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.597035][ T32] r4:00000000 [ 1352.597093][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.597138][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.597259][ T32] dd20: 84185000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.597300][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.597350][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.597410][ T32] r5:800f0113 r4:80239bb0 [ 1352.597469][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.597519][ T32] r4:82ac11e4 [ 1352.597540][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.597584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.597725][ T32] r4:e055ddc0 [ 1352.597870][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.597939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.598044][ T32] r4:00000000 [ 1352.598067][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.598115][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.598154][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.598225][ T32] r5:00001000 r4:e03a5000 [ 1352.598250][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.598366][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.598412][ T32] r5:84b16b8c r4:84b16800 [ 1352.598433][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.598668][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.598709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.598849][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.610022][ T32] r4:84b6b700 [ 1352.610115][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.610290][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.610380][ T32] r4:00000001 [ 1352.610527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.610616][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.610682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.610813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.610881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.611316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.611374][ T32] r4:84b66900 [ 1352.611450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.611609][ T32] INFO: task kworker/1:493:7020 blocked for more than 479 seconds. [ 1352.611685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.611981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.612035][ T32] task:kworker/1:493 state:D stack:0 pid:7020 tgid:7020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.612150][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.612374][ T32] Call trace: [ 1352.612449][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.613204][ T32] r10:82918930 r9:ed405d84 r8:00000002 r7:60000013 r6:ed405d8c r5:85b91800 [ 1352.613262][ T32] r4:85b91800 [ 1352.613308][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.613443][ T32] r5:85b91800 r4:8291892c [ 1352.613510][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.613596][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.613708][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed405e08 [ 1352.613764][ T32] r4:00000000 [ 1352.613808][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.613886][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.614046][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.614140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85975940 [ 1352.614191][ T32] r4:00000000 [ 1352.614314][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.614519][ T32] r9:83018205 r8:85b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f6c5000 [ 1352.614650][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.614746][ T32] r5:00001000 r4:ed20b000 [ 1352.614952][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.615064][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.615490][ T32] r5:85b5ef8c r4:85b5ec00 [ 1352.615543][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.615633][ T32] r7:ddde2d80 r6:83018200 r5:85b5ef8c r4:85973400 [ 1352.615681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.616152][ T32] r10:61c88647 r9:85b91800 r8:8597342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.616220][ T32] r4:85973400 [ 1352.616267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.616361][ T32] r10:00000000 r9:85973400 r8:8027f5e8 r7:ed43de60 r6:85973480 r5:85b91800 [ 1352.616573][ T32] r4:00000001 [ 1352.616769][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.616881][ T32] Exception stack(0xed405fb0 to 0xed405ff8) [ 1352.616994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.617059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.617544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.617612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.617664][ T32] r4:859757c0 [ 1352.618449][ T32] INFO: task kworker/1:493:7020 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.618561][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.640923][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.641588][ T32] Call trace: [ 1352.641664][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.641777][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.641864][ T32] r4:00000000 [ 1352.642434][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.642560][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.642629][ T32] dd20: 84419000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.642755][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.642818][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.642873][ T32] r5:800f0113 r4:80239bb0 [ 1352.642972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.643068][ T32] r4:82ac11e4 [ 1352.643185][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.643293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.643478][ T32] r4:e055ddc0 [ 1352.643530][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.643725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.643781][ T32] r4:00000000 [ 1352.643827][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.643922][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.644242][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.644337][ T32] r5:00001000 r4:e03a5000 [ 1352.644415][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.644757][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.644852][ T32] r5:84b16b8c r4:84b16800 [ 1352.644914][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.645014][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.645061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.645283][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.645334][ T32] r4:84b6b700 [ 1352.645381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.645518][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.645766][ T32] r4:00000001 [ 1352.645933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.646012][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.646071][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.646134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.646193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.646255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.646305][ T32] r4:84b66900 [ 1352.646518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.646595][ T32] INFO: task kworker/1:494:7025 blocked for more than 479 seconds. [ 1352.646662][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.646715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.646903][ T32] task:kworker/1:494 state:D stack:0 pid:7025 tgid:7025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.647005][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.647515][ T32] Call trace: [ 1352.647587][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.647680][ T32] r10:82918930 r9:ed44dd84 r8:00000002 r7:60000013 r6:ed44dd8c r5:85b92400 [ 1352.647750][ T32] r4:85b92400 [ 1352.647799][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.647886][ T32] r5:85b92400 r4:8291892c [ 1352.647950][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.648071][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.648171][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed44de08 [ 1352.648219][ T32] r4:00000000 [ 1352.648260][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.648338][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.648416][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.648523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859705c0 [ 1352.648580][ T32] r4:00000000 [ 1352.675668][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.675912][ T32] r9:83018205 r8:85b92400 r7:00000000 r6:83018200 r5:00001000 r4:7f6cf000 [ 1352.675965][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.676062][ T32] r5:00001000 r4:ed257000 [ 1352.676108][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.676288][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.676387][ T32] r5:85bc078c r4:85bc0400 [ 1352.676434][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.676545][ T32] r7:ddde2d80 r6:83018200 r5:85bc078c r4:85973500 [ 1352.676593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.676683][ T32] r10:61c88647 r9:85b92400 r8:8597352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.676730][ T32] r4:85973500 [ 1352.676777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.676871][ T32] r10:00000000 r9:85973500 r8:8027f5e8 r7:ed43de60 r6:85973580 r5:85b92400 [ 1352.676916][ T32] r4:00000001 [ 1352.676957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.677036][ T32] Exception stack(0xed44dfb0 to 0xed44dff8) [ 1352.677090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.677126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.677156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.677268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.677333][ T32] r4:85975b80 [ 1352.677757][ T32] INFO: task kworker/1:494:7025 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.677796][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.677867][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.677917][ T32] Call trace: [ 1352.677949][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.678001][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.678025][ T32] r4:00000000 [ 1352.678058][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.678125][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.678158][ T32] dd20: 847d2000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.678190][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.678244][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.678272][ T32] r5:800f0113 r4:80239bb0 [ 1352.678294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.678359][ T32] r4:82ac11e4 [ 1352.678385][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.678429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.678465][ T32] r4:e055ddc0 [ 1352.678494][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.678572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.678644][ T32] r4:00000000 [ 1352.691145][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.691225][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.691252][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.691300][ T32] r5:00001000 r4:e03a5000 [ 1352.691320][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.691365][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.691409][ T32] r5:84b16b8c r4:84b16800 [ 1352.691430][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.691521][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.691555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.691603][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.691625][ T32] r4:84b6b700 [ 1352.691645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.691689][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.691711][ T32] r4:00000001 [ 1352.691732][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.691768][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.691797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.691826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.691853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.691882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.691904][ T32] r4:84b66900 [ 1352.691963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.691999][ T32] INFO: task kworker/1:495:7027 blocked for more than 479 seconds. [ 1352.692034][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.692060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.692081][ T32] task:kworker/1:495 state:D stack:0 pid:7027 tgid:7027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.692158][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.692231][ T32] Call trace: [ 1352.692292][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.692342][ T32] r10:82918930 r9:ed455d84 r8:00000002 r7:60000013 r6:ed455d8c r5:85b93c00 [ 1352.692371][ T32] r4:85b93c00 [ 1352.692392][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.692434][ T32] r5:85b93c00 r4:8291892c [ 1352.692454][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.692500][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.692546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed455e08 [ 1352.692568][ T32] r4:00000000 [ 1352.692587][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.692626][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.692662][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.692703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597fc40 [ 1352.692725][ T32] r4:00000000 [ 1352.692797][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.692847][ T32] r9:83018205 r8:85b93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6d3000 [ 1352.692868][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.692910][ T32] r5:00001000 r4:ed279000 [ 1352.692935][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.692975][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.693044][ T32] r5:85b5f38c r4:85b5f000 [ 1352.693069][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.693117][ T32] r7:ddde2d80 r6:83018200 r5:85b5f38c r4:85973600 [ 1352.693138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.693183][ T32] r10:61c88647 r9:85b93c00 r8:8597362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.693206][ T32] r4:85973600 [ 1352.693224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.693269][ T32] r10:00000000 r9:85973600 r8:8027f5e8 r7:ed44de60 r6:85973680 r5:85b93c00 [ 1352.693290][ T32] r4:00000001 [ 1352.693309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.693345][ T32] Exception stack(0xed455fb0 to 0xed455ff8) [ 1352.693377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.693406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.693432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.693461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.693487][ T32] r4:85975d80 [ 1352.693879][ T32] INFO: task kworker/1:495:7027 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.693916][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.693980][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.694050][ T32] Call trace: [ 1352.694086][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.694136][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.694160][ T32] r4:00000000 [ 1352.694179][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.694216][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.694244][ T32] dd20: 84bff000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.694273][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.694299][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.694324][ T32] r5:800f0113 r4:80239bb0 [ 1352.694371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.694421][ T32] r4:82ac11e4 [ 1352.694496][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.694557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.694583][ T32] r4:e055ddc0 [ 1352.694603][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.694646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.694668][ T32] r4:00000000 [ 1352.694687][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.694733][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.694754][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.694809][ T32] r5:00001000 r4:e03a5000 [ 1352.694934][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.695001][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.695049][ T32] r5:84b16b8c r4:84b16800 [ 1352.695071][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.695118][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.695139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.695184][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.695206][ T32] r4:84b6b700 [ 1352.695225][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.695268][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.695289][ T32] r4:00000001 [ 1352.695308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.695366][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.695397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.695450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.695487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.695517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.695540][ T32] r4:84b66900 [ 1352.695559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.695608][ T32] INFO: task kworker/1:496:7029 blocked for more than 479 seconds. [ 1352.695640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.695663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.695684][ T32] task:kworker/1:496 state:D stack:0 pid:7029 tgid:7029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.695727][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.695769][ T32] Call trace: [ 1352.695859][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.695976][ T32] r10:82918930 r9:ed459d84 r8:00000002 r7:60000013 r6:ed459d8c r5:85b93000 [ 1352.696027][ T32] r4:85b93000 [ 1352.696050][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.696091][ T32] r5:85b93000 r4:8291892c [ 1352.696110][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.696149][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.696208][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed459e08 [ 1352.696234][ T32] r4:00000000 [ 1352.696255][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.696292][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.696328][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.696393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85970700 [ 1352.696422][ T32] r4:00000000 [ 1352.696466][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.696518][ T32] r9:83018205 r8:85b93000 r7:00000000 r6:83018200 r5:00001000 r4:7f6d1000 [ 1352.696541][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.696583][ T32] r5:00001000 r4:ed26b000 [ 1352.696602][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.696698][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.696745][ T32] r5:85bc0b8c r4:85bc0800 [ 1352.696765][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.696808][ T32] r7:ddde2d80 r6:83018200 r5:85bc0b8c r4:85973700 [ 1352.696837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.696949][ T32] r10:61c88647 r9:85b93000 r8:8597372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.696993][ T32] r4:85973700 [ 1352.697035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.697200][ T32] r10:00000000 r9:85973700 r8:8027f5e8 r7:ed455e60 r6:85973780 r5:85b93000 [ 1352.697290][ T32] r4:00000001 [ 1352.697344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.697422][ T32] Exception stack(0xed459fb0 to 0xed459ff8) [ 1352.697498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.697603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.697665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.697723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.697772][ T32] r4:85975f00 [ 1352.698044][ T32] INFO: task kworker/1:496:7029 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.698109][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.698197][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.698305][ T32] Call trace: [ 1352.698367][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.698422][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.698447][ T32] r4:00000000 [ 1352.698474][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.698770][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.719545][ T32] dd20: 84edd000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.719630][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.719662][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.719694][ T32] r5:800f0113 r4:80239bb0 [ 1352.719742][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.719828][ T32] r4:82ac11e4 [ 1352.719885][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.719967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.720003][ T32] r4:e055ddc0 [ 1352.720046][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.720122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.720165][ T32] r4:00000000 [ 1352.720206][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.720311][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.720358][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.720448][ T32] r5:00001000 r4:e03a5000 [ 1352.720492][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.720574][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.720657][ T32] r5:84b16b8c r4:84b16800 [ 1352.720699][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.720787][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.720835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.720925][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.720968][ T32] r4:84b6b700 [ 1352.721021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.721219][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.721271][ T32] r4:00000001 [ 1352.721307][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.721385][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.721445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.721543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.721602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.721663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.721708][ T32] r4:84b66900 [ 1352.721819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.721902][ T32] INFO: task kworker/1:497:7031 blocked for more than 479 seconds. [ 1352.721970][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.722022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.722069][ T32] task:kworker/1:497 state:D stack:0 pid:7031 tgid:7031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.722170][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.722258][ T32] Call trace: [ 1352.722319][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.722444][ T32] r10:82918930 r9:ed45dd84 r8:00000002 r7:60000113 r6:ed45dd8c r5:85b90c00 [ 1352.722512][ T32] r4:85b90c00 [ 1352.722556][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.722638][ T32] r5:85b90c00 r4:8291892c [ 1352.722677][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.722759][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.722992][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed45de08 [ 1352.723044][ T32] r4:00000000 [ 1352.723081][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.723157][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.723231][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.723385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85987440 [ 1352.723437][ T32] r4:00000000 [ 1352.723481][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.723569][ T32] r9:83018205 r8:85b90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6db000 [ 1352.723616][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.723699][ T32] r5:00001000 r4:ed2b3000 [ 1352.723740][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.723819][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.723901][ T32] r5:85b5ff8c r4:85b5fc00 [ 1352.723942][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.724031][ T32] r7:ddde2d80 r6:83018200 r5:85b5ff8c r4:85973800 [ 1352.724069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.724159][ T32] r10:61c88647 r9:85b90c00 r8:8597382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.724222][ T32] r4:85973800 [ 1352.724268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.724358][ T32] r10:00000000 r9:85973800 r8:8027f5e8 r7:ed455e60 r6:8597c400 r5:85b90c00 [ 1352.724454][ T32] r4:00000001 [ 1352.724515][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.724585][ T32] Exception stack(0xed45dfb0 to 0xed45dff8) [ 1352.724637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.724699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.724835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.724912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.724960][ T32] r4:8597f240 [ 1352.725585][ T32] INFO: task kworker/1:497:7031 is blocked on a mutex likely owned by task kworker/0:191:3684. [ 1352.725663][ T32] task:kworker/0:191 state:R running task stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.725831][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.725944][ T32] Call trace: [ 1352.726008][ T32] [<81a62f34>] (__schedule) from [<81a642f0>] (preempt_schedule_irq+0x40/0xa8) [ 1352.726100][ T32] r10:82ac11c4 r9:84be9800 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84be9800 [ 1352.726148][ T32] r4:00000000 [ 1352.726184][ T32] [<81a642b0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.726263][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1352.726321][ T32] dd20: 84edd000 e038f000 00000001 80239b98 7f837000 00000001 [ 1352.726395][ T32] dd40: 82ac05a0 7f837000 e038f000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1352.726452][ T32] dd60: 80230ad4 80239bb0 800f0113 ffffffff [ 1352.726615][ T32] r5:800f0113 r4:80239bb0 [ 1352.726672][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3e9c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.726825][ T32] r4:82ac11e4 [ 1352.726873][ T32] [<804e3c8c>] (__purge_vmap_area_lazy) from [<804e4244>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.726958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1352.727000][ T32] r4:e055ddc0 [ 1352.727049][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.727131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b66dc0 [ 1352.727184][ T32] r4:00000000 [ 1352.727221][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.727310][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1352.727541][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.727628][ T32] r5:00001000 r4:e03a5000 [ 1352.727674][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.727995][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.728135][ T32] r5:84b16b8c r4:84b16800 [ 1352.728182][ T32] [<803c8540>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.728291][ T32] r7:dddced80 r6:83018000 r5:84b16b8c r4:84b6b700 [ 1352.728335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.728434][ T32] r10:61c88647 r9:84be9800 r8:84b6b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.728521][ T32] r4:84b6b700 [ 1352.728666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.755053][ T32] r10:00000000 r9:84b6b700 r8:8027f5e8 r7:e0551e60 r6:84b6e880 r5:84be9800 [ 1352.755201][ T32] r4:00000001 [ 1352.755279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.755394][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1352.755576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.755645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.755705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.755793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.755845][ T32] r4:84b66900 [ 1352.755892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.755955][ T32] INFO: task kworker/1:498:7033 blocked for more than 479 seconds. [ 1352.756023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.756092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.756144][ T32] task:kworker/1:498 state:D stack:0 pid:7033 tgid:7033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.756312][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.756437][ T32] Call trace: [ 1352.756525][ T32] [<81a62f34>] (__schedule) from [<81a63ebc>] (schedule+0x2c/0x130) [ 1352.756636][ T32] r10:82918930 r9:ed441d84 r8:00000002 r7:60000113 r6:ed441d8c r5:84848c00 [ 1352.756721][ T32] r4:84848c00 [ 1352.756766][ T32] [<81a63e90>] (schedule) from [<81a642a4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.756851][ T32] r5:84848c00 r4:8291892c [ 1352.756926][ T32] [<81a6428c>] (schedule_preempt_disabled) from [<81a66988>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.757008][ T32] [<81a66688>] (__mutex_lock.constprop.0) from [<81a66e54>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.757097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed441e08 [ 1352.757143][ T32] r4:00000000 [ 1352.757180][ T32] [<81a66e40>] (__mutex_lock_slowpath) from [<81a66e94>] (mutex_lock+0x3c/0x40) [ 1352.757269][ T32] [<81a66e58>] (mutex_lock) from [<804e40c8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.757350][ T32] [<804e4060>] (_vm_unmap_aliases) from [<804e7fa8>] (vfree+0x168/0x204) [ 1352.757465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85987180 [ 1352.757524][ T32] r4:00000000 [ 1352.757563][ T32] [<804e7e40>] (vfree) from [<80547c48>] (execmem_free+0x30/0x50) [ 1352.757656][ T32] r9:83018205 r8:84848c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6d7000 [ 1352.757709][ T32] [<80547c18>] (execmem_free) from [<803c721c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.757821][ T32] r5:00001000 r4:ed29b000 [ 1352.757880][ T32] [<803c720c>] (bpf_jit_free_exec) from [<803c75fc>] (bpf_jit_free+0x68/0xe4) [ 1352.757959][ T32] [<803c7594>] (bpf_jit_free) from [<803c868c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.758067][ T32] r5:85b5f78c r4:85b5f400 VM DIAGNOSIS: 09:27:31 Registers: info registers vcpu 0 CPU#0 R00=cad04000 R01=ec8a9000 R02=00000001 R03=80239b98 R04=7f1e1000 R05=00000001 R06=82ac05a0 R07=7f1e1000 R08=ec8a9000 R09=8280c930 R10=82ac11c4 R11=e0551da4 R12=e0551da8 R13=e0551d78 R14=80230ad4 R15=80239bb0 PSR=800f0013 N--- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010 info registers vcpu 1 CPU#1 R00=82828470 R01=00000000 R02=00000fed R03=dddd8404 R04=00000000 R05=00000000 R06=82820850 R07=00000000 R08=00000000 R09=83251800 R10=00000001 R11=df8e1e3c R12=df8e1e40 R13=df8e1e30 R14=802e407c R15=802ffbd4 PSR=40070013 -Z-- 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